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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1310.6240 | Daniel Pitonyak | D. Pitonyak, M. Schlegel, A. Metz | Polarized hadron pair production from electron-positron annihilation | 29 pages, 5 figures, Version to appear in Phys. Rev. D | null | 10.1103/PhysRevD.89.054032 | RBRC-1046 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the production of two almost back-to-back hadrons from the
annihilation of an electron and a positron, allowing for the polarization of
all particles involved. In particular, we conduct a general (model-independent)
structure function decomposition of the cross section for the case $e^+e^- \to
\gamma^* \to h... | [
{
"created": "Wed, 23 Oct 2013 14:34:18 GMT",
"version": "v1"
},
{
"created": "Mon, 17 Mar 2014 15:28:12 GMT",
"version": "v2"
}
] | 2015-06-17 | [
[
"Pitonyak",
"D.",
""
],
[
"Schlegel",
"M.",
""
],
[
"Metz",
"A.",
""
]
] | We study the production of two almost back-to-back hadrons from the annihilation of an electron and a positron, allowing for the polarization of all particles involved. In particular, we conduct a general (model-independent) structure function decomposition of the cross section for the case $e^+e^- \to \gamma^* \to h_a... |
0901.2560 | Michael Lublinsky | Tolga Altinoluk, Alex Kovner, Michael Lublinsky | Inclusive Gluon Production in the QCD Reggeon Field Theory: Pomeron
Loops Included | 26 pages | JHEP 0903:110,2009 | 10.1088/1126-6708/2009/03/110 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We continue the study of hadronic scattering amplitudes at high energy by
systematically including nonlinear effects of finite partonic density in
hadronic wave function as well as the effects of multiple rescatterings in the
scattering process. In this paper we derive expressions for a single inclusive
gluon product... | [
{
"created": "Fri, 16 Jan 2009 20:23:09 GMT",
"version": "v1"
}
] | 2009-04-02 | [
[
"Altinoluk",
"Tolga",
""
],
[
"Kovner",
"Alex",
""
],
[
"Lublinsky",
"Michael",
""
]
] | We continue the study of hadronic scattering amplitudes at high energy by systematically including nonlinear effects of finite partonic density in hadronic wave function as well as the effects of multiple rescatterings in the scattering process. In this paper we derive expressions for a single inclusive gluon productio... |
2204.05024 | Hyun Min Lee | Hyun Min Lee, Kimiko Yamashita | A Model of Vector-like Leptons for the Muon $g-2$ and the $W$ Boson Mass | 18 pages, 4 figures, v2: references and discussion on dilepton bounds
added, v3: version to be published in Eur. Phys. J. C | null | 10.1140/epjc/s10052-022-10635-z | null | hep-ph | http://creativecommons.org/licenses/by-nc-nd/4.0/ | We consider a simple extension of the Standard Model (SM) with a vector-like
lepton and a local $U(1)'$ symmetry, motivated by the recent experimental
anomalies in the muon $g-2$ and the $W$ boson mass. The $U(1)'$ symmetry is
spontaneously broken by the VEVs of the dark Higgs scalar and the second Higgs
doublet, giv... | [
{
"created": "Mon, 11 Apr 2022 11:43:03 GMT",
"version": "v1"
},
{
"created": "Sun, 17 Apr 2022 14:36:56 GMT",
"version": "v2"
},
{
"created": "Sat, 23 Jul 2022 22:17:17 GMT",
"version": "v3"
}
] | 2022-08-24 | [
[
"Lee",
"Hyun Min",
""
],
[
"Yamashita",
"Kimiko",
""
]
] | We consider a simple extension of the Standard Model (SM) with a vector-like lepton and a local $U(1)'$ symmetry, motivated by the recent experimental anomalies in the muon $g-2$ and the $W$ boson mass. The $U(1)'$ symmetry is spontaneously broken by the VEVs of the dark Higgs scalar and the second Higgs doublet, givin... |
hep-ph/0012291 | Antti Sorri | Kari Enqvist, Kimmo Kainulainen and Antti Sorri | Creation of large spatial fluctuations in neutrino asymmetry by neutrino
oscillations | 1+21 pages, 3 figures | JHEP 0104 (2001) 012 | 10.1088/1126-6708/2001/04/012 | HIP-2000-54/TH, NORDITA 2000/92 HE | hep-ph astro-ph | null | We consider active-sterile neutrino oscillations in the early universe in an
inhomogeneous isocurvature background. We show that very small initial baryonic
seed-inhomogeneities can trigger a growth of very large amplitude spatial
fluctuations in lepton asymmetry. Domains of varying asymmetry are observed to
persist ... | [
{
"created": "Thu, 21 Dec 2000 15:41:04 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Enqvist",
"Kari",
""
],
[
"Kainulainen",
"Kimmo",
""
],
[
"Sorri",
"Antti",
""
]
] | We consider active-sterile neutrino oscillations in the early universe in an inhomogeneous isocurvature background. We show that very small initial baryonic seed-inhomogeneities can trigger a growth of very large amplitude spatial fluctuations in lepton asymmetry. Domains of varying asymmetry are observed to persist fo... |
1607.01933 | Antonio Costantini | Priyotosh Bandyopadhyay, Claudio Coriano, Antonio Costantini, Luigi
Delle Rose | Bounds on the Conformal Scale of a Minimally Coupled Dilaton and
Multi-Leptonic Signatures at the LHC | 26 pages, 37 figures and 7 tables, corrected final version to appear
on JHEP | null | 10.1007/JHEP09(2016)084 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We explore the potential for the discovery of a dilaton
$\mathcal{O}(200-500)$ GeV in a classical scale/conformal invariant extension
of the Standard Model by investigating the size of the corresponding breaking
scale $\Lambda$ at the LHC, extending a previous analysis. In particular, we
address the recent bounds on ... | [
{
"created": "Thu, 7 Jul 2016 09:30:34 GMT",
"version": "v1"
},
{
"created": "Tue, 12 Jul 2016 17:47:47 GMT",
"version": "v2"
},
{
"created": "Sun, 17 Jul 2016 07:20:26 GMT",
"version": "v3"
},
{
"created": "Tue, 13 Sep 2016 08:25:31 GMT",
"version": "v4"
}
] | 2016-10-12 | [
[
"Bandyopadhyay",
"Priyotosh",
""
],
[
"Coriano",
"Claudio",
""
],
[
"Costantini",
"Antonio",
""
],
[
"Rose",
"Luigi Delle",
""
]
] | We explore the potential for the discovery of a dilaton $\mathcal{O}(200-500)$ GeV in a classical scale/conformal invariant extension of the Standard Model by investigating the size of the corresponding breaking scale $\Lambda$ at the LHC, extending a previous analysis. In particular, we address the recent bounds on $\... |
1905.11179 | Antonio Dobado | Adri\'an Casado-Turri\'on and Antonio Dobado | Triggering the QCD phase transition through the Unruh effect: chiral
symmetry restoration for uniformly accelerated observers | null | Phys. Rev. D 99, 125018 (2019) | 10.1103/PhysRevD.99.125018 | null | hep-ph gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work we study the chiral phase transition as observed by an
accelerating observer taking into account the Unruh effect. We use Chiral
Perturbation Theory at leading order and the large $N$ limit ($N$ being the
number of pions) as an effective description of low-energy QCD, and the
Thermalization Theorem to co... | [
{
"created": "Mon, 27 May 2019 12:56:41 GMT",
"version": "v1"
}
] | 2019-07-03 | [
[
"Casado-Turrión",
"Adrián",
""
],
[
"Dobado",
"Antonio",
""
]
] | In this work we study the chiral phase transition as observed by an accelerating observer taking into account the Unruh effect. We use Chiral Perturbation Theory at leading order and the large $N$ limit ($N$ being the number of pions) as an effective description of low-energy QCD, and the Thermalization Theorem to comp... |
hep-ph/9808284 | null | R. N. Mohapatra | Particle Physics Implications of Neutrinoless Double Beta Decay | 10 pages; four figures: Invited talk presented at the NEUTRINO 98
conference held in Takayama, Japan, June, 1998; to appear in the proceedings;
references added | Nucl.Phys.Proc.Suppl. 77 (1999) 376-385 | 10.1016/S0920-5632(99)00447-8 | null | hep-ph | null | Neutrinoless double beta decay is a sensitive probe of the patterns of
neutrino masses and mixings if the neutrinos are Majorana particles as well as
other new physics scenarios beyond the standard model. In this talk, the
present experimental lower bound on the lifetime for $\beta\beta_{0\nu}$ is
used to constrain t... | [
{
"created": "Mon, 10 Aug 1998 18:06:24 GMT",
"version": "v1"
},
{
"created": "Fri, 14 Aug 1998 17:19:00 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Mohapatra",
"R. N.",
""
]
] | Neutrinoless double beta decay is a sensitive probe of the patterns of neutrino masses and mixings if the neutrinos are Majorana particles as well as other new physics scenarios beyond the standard model. In this talk, the present experimental lower bound on the lifetime for $\beta\beta_{0\nu}$ is used to constrain the... |
1005.5382 | Juan Antonio Aguilar-Saavedra | J. A. Aguilar-Saavedra, J. Bernabeu | W polarisation beyond helicity fractions in top quark decays | LaTeX 36 pages, 51 EPS figures. Typos corrected. To appear in NPB | Nucl.Phys.B840:349-378,2010 | 10.1016/j.nuclphysb.2010.07.012 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the density matrix for the decay of a polarised top quark into a
polarised W boson and a massive b quark, for the most general Wtb vertex
arising from dimension-six gauge-invariant effective operators. We show that,
in addition to the well-known W helicity fractions, for polarised top decays it
is worth ... | [
{
"created": "Fri, 28 May 2010 20:00:02 GMT",
"version": "v1"
},
{
"created": "Mon, 2 Aug 2010 13:22:51 GMT",
"version": "v2"
}
] | 2014-11-21 | [
[
"Aguilar-Saavedra",
"J. A.",
""
],
[
"Bernabeu",
"J.",
""
]
] | We calculate the density matrix for the decay of a polarised top quark into a polarised W boson and a massive b quark, for the most general Wtb vertex arising from dimension-six gauge-invariant effective operators. We show that, in addition to the well-known W helicity fractions, for polarised top decays it is worth to... |
1202.2382 | Juan Antonio Aguilar-Saavedra | J. A. Aguilar-Saavedra | Overview of models for the t tbar asymmetry | LaTeX 6 pages. Proceedings of TOP2011, 4th International Workshop on
Top Quark Physics, 25-30th September 2011, Sant Feliu de Guixols, Spain | null | 10.1393/ncc/i2012-11240-7 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We review the most popular models proposed to explain the anomalous
forward-backward asymmetry in t tbar production at the Tevatron. We discuss
their viability in view of recent LHC data. We summarise their predictions for
charge asymmetries at the LHC.
| [
{
"created": "Fri, 10 Feb 2012 23:03:07 GMT",
"version": "v1"
}
] | 2022-03-02 | [
[
"Aguilar-Saavedra",
"J. A.",
""
]
] | We review the most popular models proposed to explain the anomalous forward-backward asymmetry in t tbar production at the Tevatron. We discuss their viability in view of recent LHC data. We summarise their predictions for charge asymmetries at the LHC. |
hep-ph/0212248 | Roland Kirschner | R. Kirschner | Parton interactions in the Bjorken aymptotics | 19 pages LaTex, 3 eps-figures, reference added | null | null | NTZ 09/2002 | hep-ph | null | We demonstrate the effective action scheme for the leading parton
interactions and discuss the symmetry properties. The interaction kernels are
particular cases of conformal symmetric two-particle kernels. There is a direct
relation to the conformal symmetric rational solution of the Yang-Baxter
equation.
| [
{
"created": "Tue, 17 Dec 2002 12:14:35 GMT",
"version": "v1"
},
{
"created": "Thu, 23 Jan 2003 08:47:31 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Kirschner",
"R.",
""
]
] | We demonstrate the effective action scheme for the leading parton interactions and discuss the symmetry properties. The interaction kernels are particular cases of conformal symmetric two-particle kernels. There is a direct relation to the conformal symmetric rational solution of the Yang-Baxter equation. |
1209.1051 | Paul Hohler | Paul M. Hohler and Ralf Rapp | Evaluating chiral symmetry restoration through the use of sum rules | 9 pages, conference proceedings from Resonance Workshop at UT Austin,
March 5-7 2012 | null | 10.1051/epjconf/20123600012 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We pursue the idea of assessing chiral restoration via in-medium
modifications of hadronic spectral functions of chiral partners. The usefulness
of sum rules in this endeavor is illustrated, focusing on the vector and
axial-vector channels. We first present an update on constructing quantitative
results for pertinent... | [
{
"created": "Wed, 5 Sep 2012 17:31:50 GMT",
"version": "v1"
}
] | 2015-06-11 | [
[
"Hohler",
"Paul M.",
""
],
[
"Rapp",
"Ralf",
""
]
] | We pursue the idea of assessing chiral restoration via in-medium modifications of hadronic spectral functions of chiral partners. The usefulness of sum rules in this endeavor is illustrated, focusing on the vector and axial-vector channels. We first present an update on constructing quantitative results for pertinent v... |
hep-ph/0611207 | Jonathan Rosner | Jonathan L. Rosner | Mass splittings in $\Sigma_b$ and $\Sigma_b^*$ | 6 pages, 1 figure, to be published in Phys. Rev. D (Brief Reports).
Numerical corrections; some text added | Phys.Rev.D75:013009,2007 | 10.1103/PhysRevD.75.013009 | EFI 06-23 | hep-ph hep-ex | null | The charged $\Sigma_b$ and $\Sigma^*_b$ states have recently been reported by
the CDF Collaboration. The relation of their reported charge-averaged masses to
expectations based on the quark model is reviewed briefly. A relation is proved
among the $\Delta I = 1$ electromagnetic mass differences $\Sigma_1 \equiv
M(\Si... | [
{
"created": "Wed, 15 Nov 2006 16:58:53 GMT",
"version": "v1"
},
{
"created": "Mon, 20 Nov 2006 20:56:54 GMT",
"version": "v2"
},
{
"created": "Mon, 20 Nov 2006 21:26:50 GMT",
"version": "v3"
},
{
"created": "Sat, 6 Jan 2007 21:10:27 GMT",
"version": "v4"
}
] | 2008-11-26 | [
[
"Rosner",
"Jonathan L.",
""
]
] | The charged $\Sigma_b$ and $\Sigma^*_b$ states have recently been reported by the CDF Collaboration. The relation of their reported charge-averaged masses to expectations based on the quark model is reviewed briefly. A relation is proved among the $\Delta I = 1$ electromagnetic mass differences $\Sigma_1 \equiv M(\Sigm... |
2106.10299 | Keping Xie | Keping Xie, T. J. Hobbs, Tie-Jiun Hou, Carl Schmidt, Mengshi Yan, and
C.-P. Yuan | The photon PDF within the CT18 global analysis | 45 pages, 27 figures, and 5 tables | null | 10.1103/PhysRevD.105.054006 | MSUHEP-21-013, PITT-PACC-2112, SMU-HEP-21-06,
FERMILAB-PUB-21-370-QIS-SCD-T | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Building upon the most recent CT18 global fit, we present a new calculation
of the photon content of the proton based on an application of the LUX
formalism. In this work, we explore two principal variations of the LUX ansatz.
In one approach, which we designate "CT18lux," the photon PDF is calculated
directly using ... | [
{
"created": "Fri, 18 Jun 2021 18:03:34 GMT",
"version": "v1"
},
{
"created": "Thu, 8 Jul 2021 06:34:30 GMT",
"version": "v2"
},
{
"created": "Fri, 3 Sep 2021 02:13:50 GMT",
"version": "v3"
},
{
"created": "Sun, 12 Feb 2023 18:37:31 GMT",
"version": "v4"
}
] | 2023-02-14 | [
[
"Xie",
"Keping",
""
],
[
"Hobbs",
"T. J.",
""
],
[
"Hou",
"Tie-Jiun",
""
],
[
"Schmidt",
"Carl",
""
],
[
"Yan",
"Mengshi",
""
],
[
"Yuan",
"C. -P.",
""
]
] | Building upon the most recent CT18 global fit, we present a new calculation of the photon content of the proton based on an application of the LUX formalism. In this work, we explore two principal variations of the LUX ansatz. In one approach, which we designate "CT18lux," the photon PDF is calculated directly using th... |
hep-ph/0112073 | Ismd31 | Swagato Banerjee | Study of Rapidity Gap Events in Hadronic Z Decays with L3 detector | 4 pages, 7 figures (in eps) talk given at XXXI International
Symposium on Multiparticle Dynamics, Sep. 1-7, 2001, Datong China. see
http://ismd31.ccnu.edu.cn/ | null | 10.1142/9789812778048_0007 | null | hep-ph | null | Rapidity gaps have been studied in well separated completely symmetric 3 jet
events from hadronic Z decays to search for colour singlet exchange.
Asymmetries in particle flow and angular separation, defined with respect to
the inter-jet regions, are found to be sensitive to the exchange of a colour
singlet object ins... | [
{
"created": "Wed, 5 Dec 2001 08:57:19 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Banerjee",
"Swagato",
""
]
] | Rapidity gaps have been studied in well separated completely symmetric 3 jet events from hadronic Z decays to search for colour singlet exchange. Asymmetries in particle flow and angular separation, defined with respect to the inter-jet regions, are found to be sensitive to the exchange of a colour singlet object inste... |
2108.08897 | Fabrizio Caola | Fabrizio Caola, Silvia Ferrario Ravasio, Giovanni Limatola, Kirill
Melnikov and Paolo Nason | On linear power corrections in certain collider observables | v2: references added, minor typos corrected. Version published in
JHEP | null | 10.1007/JHEP01(2022)093 | OUTP-21-21P, TTP21-026, P3H-21-056 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study linear power corrections ${\cal O}(\Lambda_{\rm QCD}/Q)$ to certain
collider observables. We present arguments that prove that such corrections
cannot appear in observables that are inclusive with respect to QCD radiation,
such as total cross sections as well as rapidity and transverse momentum
distributions... | [
{
"created": "Thu, 19 Aug 2021 20:23:08 GMT",
"version": "v1"
},
{
"created": "Sun, 12 Jun 2022 12:53:29 GMT",
"version": "v2"
}
] | 2022-06-14 | [
[
"Caola",
"Fabrizio",
""
],
[
"Ravasio",
"Silvia Ferrario",
""
],
[
"Limatola",
"Giovanni",
""
],
[
"Melnikov",
"Kirill",
""
],
[
"Nason",
"Paolo",
""
]
] | We study linear power corrections ${\cal O}(\Lambda_{\rm QCD}/Q)$ to certain collider observables. We present arguments that prove that such corrections cannot appear in observables that are inclusive with respect to QCD radiation, such as total cross sections as well as rapidity and transverse momentum distributions o... |
hep-ph/9401288 | Qiping Xu | Patrick J. O'Donnell and Q. P. Xu | Semileptonic and Exclusive Rare B Decays | 13 pages, Latex, no figure, UTPT--94--02 | Phys.Lett. B325 (1994) 219-226 | 10.1016/0370-2693(94)90095-7 | null | hep-ph | null | The exclusive rare decay $B \ra K^\ast \gamma$ takes place in a region of
maximum recoil, $q^{2}=0$, posing a problem for nonrelativistic quark models
which are usually thought to be most reliable at zero recoil. The
Bauer--Stech--Wirbel (BSW) model, formulated in the infinite--momentum--frame
(IMF) formalism, is des... | [
{
"created": "Wed, 19 Jan 1994 23:02:34 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"O'Donnell",
"Patrick J.",
""
],
[
"Xu",
"Q. P.",
""
]
] | The exclusive rare decay $B \ra K^\ast \gamma$ takes place in a region of maximum recoil, $q^{2}=0$, posing a problem for nonrelativistic quark models which are usually thought to be most reliable at zero recoil. The Bauer--Stech--Wirbel (BSW) model, formulated in the infinite--momentum--frame (IMF) formalism, is desig... |
hep-ph/0412091 | Shinji Maedan | Shinji Maedan | Space-time evolution of a condensate in the interaction representation | 18 pages,8 figures | null | null | TNCT-0401 | hep-ph | null | The space-time evolution of an inhomogeneous as well as homogeneous
condensate is studied. We use the $ \lambda \phi^4 $ model and adopt the
interaction representation in which the particle picture of the field $\phi$
with mass $m$ is definitely obtained. As the initial condition, a coherent
state is assumed. In the ... | [
{
"created": "Tue, 7 Dec 2004 05:48:13 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Maedan",
"Shinji",
""
]
] | The space-time evolution of an inhomogeneous as well as homogeneous condensate is studied. We use the $ \lambda \phi^4 $ model and adopt the interaction representation in which the particle picture of the field $\phi$ with mass $m$ is definitely obtained. As the initial condition, a coherent state is assumed. In the ca... |
0809.1749 | Yuri Dokshitzer | Yu.L. Dokshitzer and G. Marchesini | Monte Carlo and large angle gluon radiation | accepted for publication by JHEP on 21.02.2009; to appear in March
2009 | JHEP 0903:117,2009 | 10.1088/1126-6708/2009/03/117 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the problem of incorporating recoil effects into the probabilistic
QCD evolution scheme based on the picture of colour dipoles as done in recent
Monte Carlo programs. Such a scheme correctly describes subleading soft
contributions to multiplicity distributions. However we find that a simple
receipt for inc... | [
{
"created": "Wed, 10 Sep 2008 09:58:13 GMT",
"version": "v1"
},
{
"created": "Tue, 17 Mar 2009 15:14:20 GMT",
"version": "v2"
}
] | 2009-03-27 | [
[
"Dokshitzer",
"Yu. L.",
""
],
[
"Marchesini",
"G.",
""
]
] | We discuss the problem of incorporating recoil effects into the probabilistic QCD evolution scheme based on the picture of colour dipoles as done in recent Monte Carlo programs. Such a scheme correctly describes subleading soft contributions to multiplicity distributions. However we find that a simple receipt for incor... |
1207.1849 | Krishna Kingkar Pathak | Krishna Kingkar Pathak, D. K. Choudhury and N. S. Bordoloi | Leptonic decay of Heavy-light Mesons in a QCD Potential Model | 9 pages,3 tables | Int. J. Mod. Phys.A Vol. 28 (2013) 1350010 | 10.1142/S0217751X13500103 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the masses and decay constants of heavy-light flavour mesons D, Ds,
B and Bs in a QCD Potential model. The mesonic wavefunction is used to compute
the masses of D and B mesons in the ground state and the wavefunction is
transformed to momentum space to estimate the pseudoscalar decay constants of
these meson... | [
{
"created": "Sun, 8 Jul 2012 07:25:26 GMT",
"version": "v1"
},
{
"created": "Wed, 14 Nov 2012 11:33:01 GMT",
"version": "v2"
},
{
"created": "Tue, 22 Jan 2013 07:29:07 GMT",
"version": "v3"
}
] | 2013-01-23 | [
[
"Pathak",
"Krishna Kingkar",
""
],
[
"Choudhury",
"D. K.",
""
],
[
"Bordoloi",
"N. S.",
""
]
] | We study the masses and decay constants of heavy-light flavour mesons D, Ds, B and Bs in a QCD Potential model. The mesonic wavefunction is used to compute the masses of D and B mesons in the ground state and the wavefunction is transformed to momentum space to estimate the pseudoscalar decay constants of these mesons.... |
2009.01828 | Ricardo Aguirre | R. M. Aguirre | Regularization of the Nambu-Jona Lasinio model under a uniform magnetic
field and the role of the anomalous magnetic moments | Major revision | null | 10.1103/PhysRevD.102.096025 | null | hep-ph astro-ph.HE nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The vacuum contribution to quark matter under a uniform magnetic field within
the SU(3) version of the Nambu and Jona-Lasinio model is studied. The standard
regularization procedure is examined and a new prescription is proposed. For
this purpose analytic regularization and a subtraction scheme are used to deal
with ... | [
{
"created": "Thu, 3 Sep 2020 17:49:38 GMT",
"version": "v1"
},
{
"created": "Mon, 9 Nov 2020 12:28:36 GMT",
"version": "v2"
}
] | 2020-12-30 | [
[
"Aguirre",
"R. M.",
""
]
] | The vacuum contribution to quark matter under a uniform magnetic field within the SU(3) version of the Nambu and Jona-Lasinio model is studied. The standard regularization procedure is examined and a new prescription is proposed. For this purpose analytic regularization and a subtraction scheme are used to deal with di... |
hep-ph/9807388 | Stephen Wong | S.M.H. Wong | Open Charm, Photon and Dilepton Production in an Increasingly Strongly
Interacting Parton Plasma | 10 pages, revtex style with 8 embedded PS figures, to appear in Phys.
Rev. C | Phys.Rev.C58:2358,1998 | 10.1103/PhysRevC.58.2358 | WU-B 97/32 | hep-ph nucl-th | null | We examine the effects of the new equilibration scenario of the increasingly
strongly interacting parton plasma and of the non-equilibrium environment have
on the production of open charm, photon and dilepton at LHC and at RHIC
energies. We show that an out-of-equilibrium effect, not shown before, changes
significant... | [
{
"created": "Wed, 15 Jul 1998 18:41:03 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Wong",
"S. M. H.",
""
]
] | We examine the effects of the new equilibration scenario of the increasingly strongly interacting parton plasma and of the non-equilibrium environment have on the production of open charm, photon and dilepton at LHC and at RHIC energies. We show that an out-of-equilibrium effect, not shown before, changes significantly... |
0902.0972 | Arunansu Sil | Philippe Brax, Carlos A. Savoy and Arunansu Sil | SQCD Inflation & SUSY Breaking | 15 pages, typos corrected, references added | JHEP 0904:092,2009 | 10.1088/1126-6708/2009/04/092 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A model of generalised hybrid inflation in a supersymmetric QCD theory is
proposed whose parameters are the gauge coupling and quark masses. Its
gravitational coupling to another SQCD sector induces a metastable
supersymmetry breaking vacuum of the ISS type as ISS quarks become massive at
the end of inflation. Using ... | [
{
"created": "Thu, 5 Feb 2009 20:39:55 GMT",
"version": "v1"
},
{
"created": "Thu, 12 Mar 2009 19:25:44 GMT",
"version": "v2"
}
] | 2010-04-23 | [
[
"Brax",
"Philippe",
""
],
[
"Savoy",
"Carlos A.",
""
],
[
"Sil",
"Arunansu",
""
]
] | A model of generalised hybrid inflation in a supersymmetric QCD theory is proposed whose parameters are the gauge coupling and quark masses. Its gravitational coupling to another SQCD sector induces a metastable supersymmetry breaking vacuum of the ISS type as ISS quarks become massive at the end of inflation. Using a ... |
hep-ph/0111094 | Kwei-Chou Yang | Hai-Yang Cheng (AS), Yong-Yeon Keum (AS), Kwei-Chou Yang (CYCU) | B -> J/psi K^* Decays in QCD Factorization | 21 pages, 1 figure, a table and a reference added, some typos
corrected | Phys.Rev.D65:094023,2002 | 10.1103/PhysRevD.65.094023 | IPAS-HEP-01-007, KIAS-P01050 | hep-ph | null | The hadronic decay B -> J K^* is analyzed within the framework of QCD
factorization. The spin amplitudes A_0, A_\parallel and A_\perp in the
transversity basis and their relative phases are studied using various
different form-factor models for B-K^* transition. The effective parameters
a_2^h for helicity h=0,+,- sta... | [
{
"created": "Thu, 8 Nov 2001 17:23:59 GMT",
"version": "v1"
},
{
"created": "Wed, 6 Feb 2002 00:44:52 GMT",
"version": "v2"
}
] | 2011-03-23 | [
[
"Cheng",
"Hai-Yang",
"",
"AS"
],
[
"Keum",
"Yong-Yeon",
"",
"AS"
],
[
"Yang",
"Kwei-Chou",
"",
"CYCU"
]
] | The hadronic decay B -> J K^* is analyzed within the framework of QCD factorization. The spin amplitudes A_0, A_\parallel and A_\perp in the transversity basis and their relative phases are studied using various different form-factor models for B-K^* transition. The effective parameters a_2^h for helicity h=0,+,- state... |
1001.1940 | Jae Yong Lee | Jae Yong Lee | Renormalization in General Gauge Mediation | 25 pages, 12 figures | JHEP 1010:041,2010 | 10.1007/JHEP10(2010)041 | KIAS-P09067 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We revisit General Gauge Mediation (GGM) in light of the supersymmetric
(linear) sigma model by utilizing the current superfield. The current
superfield in the GGM is identified with supersymmetric extension of the vector
symmetry current of the sigma model while spontaneous breakdown of
supersymmetry in the GGM corr... | [
{
"created": "Tue, 12 Jan 2010 16:20:42 GMT",
"version": "v1"
},
{
"created": "Sat, 23 Jan 2010 10:03:41 GMT",
"version": "v2"
},
{
"created": "Thu, 15 Jul 2010 09:31:31 GMT",
"version": "v3"
}
] | 2014-11-20 | [
[
"Lee",
"Jae Yong",
""
]
] | We revisit General Gauge Mediation (GGM) in light of the supersymmetric (linear) sigma model by utilizing the current superfield. The current superfield in the GGM is identified with supersymmetric extension of the vector symmetry current of the sigma model while spontaneous breakdown of supersymmetry in the GGM corres... |
hep-ph/0612192 | Bingsong Zou | B.C.Liu and B.S.Zou | Reply to Comment on "Mass and K-Lambda Coupling of the N*(1535)" | accepted by Phys. Rev. Lett. for publication | Phys.Rev.Lett.98:039102,2007 | 10.1103/PhysRevLett.98.039102 | null | hep-ph | null | Here we give our reply to the comment by Sibirtsev et al on our paper ``Mass
and K-Lambda Coupling of the N*(1535)".
| [
{
"created": "Fri, 15 Dec 2006 13:28:24 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Liu",
"B. C.",
""
],
[
"Zou",
"B. S.",
""
]
] | Here we give our reply to the comment by Sibirtsev et al on our paper ``Mass and K-Lambda Coupling of the N*(1535)". |
hep-ph/0501173 | Michael Lublinsky | Eugene Levin and Michael Lublinsky | Towards a symmetric approach to high energy evolution: generating
functional with Pomeron loops | 27 pages and 5 figures. Significantly revised version. To appear in
Nuclear Physics A | Nucl.Phys. A763 (2005) 172-196 | 10.1016/j.nuclphysa.2005.08.021 | TAUP 2795-05 | hep-ph | null | We derive an evolution equation for the generating functional which accounts
for processes for both gluon emission and recombination. In terms of color
dipoles, the kernel of this equation describes evolution as a classical
branching process with conserved probabilities. The introduction of dipole
recombination allow... | [
{
"created": "Tue, 18 Jan 2005 20:26:02 GMT",
"version": "v1"
},
{
"created": "Thu, 20 Jan 2005 01:17:03 GMT",
"version": "v2"
},
{
"created": "Wed, 9 Feb 2005 16:41:39 GMT",
"version": "v3"
},
{
"created": "Tue, 23 Aug 2005 21:18:15 GMT",
"version": "v4"
}
] | 2009-11-11 | [
[
"Levin",
"Eugene",
""
],
[
"Lublinsky",
"Michael",
""
]
] | We derive an evolution equation for the generating functional which accounts for processes for both gluon emission and recombination. In terms of color dipoles, the kernel of this equation describes evolution as a classical branching process with conserved probabilities. The introduction of dipole recombination allows ... |
2204.06484 | Mathew Thomas Mr. | Mathew Thomas Arun | Baryon number violation from confining New Physics | 11 pages, 8 figures, accepted for publishing in Physical Review D | null | 10.1088/1742-6596/2446/1/012052 | null | hep-ph astro-ph.HE | http://creativecommons.org/licenses/by/4.0/ | The detection of neutron-antineutron oscillation will be a discovery of
fundamental importance in particle physics and cosmology. In models discussed
widely in literature, the process is generated through heavy New Physics with
weak, perturbative, coupling at the scale of the experiment. Acknowledging the
fact that N... | [
{
"created": "Wed, 13 Apr 2022 16:12:03 GMT",
"version": "v1"
},
{
"created": "Wed, 20 Jul 2022 10:40:23 GMT",
"version": "v2"
},
{
"created": "Tue, 28 Feb 2023 06:04:18 GMT",
"version": "v3"
}
] | 2023-03-22 | [
[
"Arun",
"Mathew Thomas",
""
]
] | The detection of neutron-antineutron oscillation will be a discovery of fundamental importance in particle physics and cosmology. In models discussed widely in literature, the process is generated through heavy New Physics with weak, perturbative, coupling at the scale of the experiment. Acknowledging the fact that Nat... |
2101.10274 | Antonio Ortiz | Antonio Ortiz and Erik Zepeda | Extraction of the multiplicity dependence of Multiparton Interactions
from LHC pp data using Machine Learning techniques | 4 pages, 4 figures. To be published in Journ. of Phys. G: Nucl. and
Part. Phys | J. Phys. G: Nucl. Part. Phys. 48 (2021) 085014 | 10.1088/1361-6471/abef1e | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Over the last years, Machine Learning (ML) methods have been successfully
applied to a wealth of problems in high-energy physics. For instance, in a
previous work we have reported that using ML techniques one can extract the
Multiparton Interactions (MPI) activity from minimum-bias pp data. Using the
available LHC da... | [
{
"created": "Mon, 25 Jan 2021 17:56:12 GMT",
"version": "v1"
},
{
"created": "Tue, 16 Mar 2021 22:54:23 GMT",
"version": "v2"
}
] | 2021-07-15 | [
[
"Ortiz",
"Antonio",
""
],
[
"Zepeda",
"Erik",
""
]
] | Over the last years, Machine Learning (ML) methods have been successfully applied to a wealth of problems in high-energy physics. For instance, in a previous work we have reported that using ML techniques one can extract the Multiparton Interactions (MPI) activity from minimum-bias pp data. Using the available LHC data... |
1611.08149 | Stefan Groote Dr. | Sergey Koshkarev, Stefan Groote | Double quarkonium production at high Feynman-$x$ | 11 pages, 2 figures, version to be published | Nucl. Phys. B915 (2017) 384-391 | 10.1016/j.nuclphysb.2016.12.018 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper we give estimates for the proton--proton cross sections into
pairs of quarkonium states $J/\psi$, $\psi(2S)$, $\Upsilon(1S)$ and
$\Upsilon(2S)$ at the scheduled AFTER@LHC energy of $115$GeV. The estimates are
based on the intrinsic heavy flavor mechanism which is observable for high
values of $x_F$, a r... | [
{
"created": "Thu, 24 Nov 2016 11:28:43 GMT",
"version": "v1"
},
{
"created": "Fri, 13 Jan 2017 19:25:16 GMT",
"version": "v2"
}
] | 2017-01-17 | [
[
"Koshkarev",
"Sergey",
""
],
[
"Groote",
"Stefan",
""
]
] | In this paper we give estimates for the proton--proton cross sections into pairs of quarkonium states $J/\psi$, $\psi(2S)$, $\Upsilon(1S)$ and $\Upsilon(2S)$ at the scheduled AFTER@LHC energy of $115$GeV. The estimates are based on the intrinsic heavy flavor mechanism which is observable for high values of $x_F$, a ran... |
1412.4515 | Roberto Onofrio | Roberto Onofrio | High-energy density implications of a gravitoweak unification scenario | null | Modern Physics Letters A 29, 1350187 (2014) | 10.1142/S0217732313501873 | null | hep-ph gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss how a scenario recently proposed for the morphing of macroscopic
gravitation into weak interactions at the attometer scale affects our current
understanding of high-energy density phenomena. We find that the Yukawa
couplings of the fundamental fermions are directly related to their event
horizons, setting ... | [
{
"created": "Mon, 15 Dec 2014 10:00:36 GMT",
"version": "v1"
}
] | 2014-12-16 | [
[
"Onofrio",
"Roberto",
""
]
] | We discuss how a scenario recently proposed for the morphing of macroscopic gravitation into weak interactions at the attometer scale affects our current understanding of high-energy density phenomena. We find that the Yukawa couplings of the fundamental fermions are directly related to their event horizons, setting an... |
hep-ph/0406241 | Jeppe R. Andersen | Jeppe R. Andersen | New possibilities in the study of NLL BFKL | 5 pages, presented at the XXXIXth Rencontres de Moriond, QCD and
Hadronic interactions, La Thuile, Italy | null | null | Cavendish-HEP-04-18, DAMTP-2004-65 | hep-ph | null | The high energy limit of scattering processes in QCD is, at least on the
purely theoretical level, described by the BFKL equation. However, many
phenomenological studies of BFKL fail miserably when confronted with data. In
this talk we will briefly review the application of (LL) BFKL in phenomenology,
and critically ... | [
{
"created": "Tue, 22 Jun 2004 14:56:17 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Andersen",
"Jeppe R.",
""
]
] | The high energy limit of scattering processes in QCD is, at least on the purely theoretical level, described by the BFKL equation. However, many phenomenological studies of BFKL fail miserably when confronted with data. In this talk we will briefly review the application of (LL) BFKL in phenomenology, and critically ex... |
hep-ph/9805460 | Yuji Koike | Y. Koike, N. Nishiyama (Niigata Univ.) and K. Tanaka (Juntendo Univ.) | Renormalization of Chiral-Even Twist-3 Light-cone Wave Functions for
Vector Mesons in QCD | 9 pages in Latex. No figures. Submitted to Phys. Lett. B | Phys.Lett. B437 (1998) 153-159 | 10.1016/S0370-2693(98)00901-0 | null | hep-ph | null | We present the one-loop anomalous dimension matrices for the chiral-even
twist-3 (nonsinglet) conformal operators, which govern the scale-dependence of
the vector meson light-cone wave functions through the conformal expansion. It
is clarified that the constraints from the charge-conjugation invariance and
the chiral... | [
{
"created": "Tue, 26 May 1998 09:59:08 GMT",
"version": "v1"
},
{
"created": "Wed, 27 May 1998 03:40:42 GMT",
"version": "v2"
},
{
"created": "Thu, 28 May 1998 06:31:53 GMT",
"version": "v3"
}
] | 2009-10-31 | [
[
"Koike",
"Y.",
"",
"Niigata Univ."
],
[
"Nishiyama",
"N.",
"",
"Niigata Univ."
],
[
"Tanaka",
"K.",
"",
"Juntendo Univ."
]
] | We present the one-loop anomalous dimension matrices for the chiral-even twist-3 (nonsinglet) conformal operators, which govern the scale-dependence of the vector meson light-cone wave functions through the conformal expansion. It is clarified that the constraints from the charge-conjugation invariance and the chiralit... |
1503.05683 | Kochelev Nikolai Innokentevich | Nikolai Kochelev, Hee-Jung Lee, Baiyang Zhang and Pengming Zhang | Anomalous pion production induced by nontrivial topological structure of
QCD vacuum | 5 pages, 4 figures, final version published in Phys.Rev.D92,034025
(2015) | Phys. Rev. D 92, 034025 (2015) | 10.1103/PhysRevD.92.034025 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A new mechanism for the pion production in the high energy reactions is
suggested. It is related to the possibility for direct production of the pions
induced by instantons, topologically nontrivial gluonic excitations of QCD
vacuum. This mechanism does not require any fragmentation functions for
production of pseudo... | [
{
"created": "Thu, 19 Mar 2015 09:52:43 GMT",
"version": "v1"
},
{
"created": "Fri, 20 Mar 2015 23:58:11 GMT",
"version": "v2"
},
{
"created": "Mon, 31 Aug 2015 07:32:35 GMT",
"version": "v3"
}
] | 2015-09-02 | [
[
"Kochelev",
"Nikolai",
""
],
[
"Lee",
"Hee-Jung",
""
],
[
"Zhang",
"Baiyang",
""
],
[
"Zhang",
"Pengming",
""
]
] | A new mechanism for the pion production in the high energy reactions is suggested. It is related to the possibility for direct production of the pions induced by instantons, topologically nontrivial gluonic excitations of QCD vacuum. This mechanism does not require any fragmentation functions for production of pseudosc... |
2304.14855 | Manuel Pavon Valderrama | Mao-Jun Yan, Fang-Zheng Peng, Manuel Pavon Valderrama | Molecular charmed baryons and pentaquarks from light-meson exchange
saturation | 14 pages, 6 tables | null | null | null | hep-ph hep-ex hep-lat nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The spectrum of the $c qq$ baryons contains a few states whose nature is not
clearly a three-quark composite and which might have a sizable baryon-meson
component. Examples include the $\Sigma_c(2800)$ or the $\Lambda_c(2940)$. Here
we explore the spectrum of two-body systems composed of a light, octet baryon
and a c... | [
{
"created": "Fri, 28 Apr 2023 14:06:13 GMT",
"version": "v1"
}
] | 2023-05-01 | [
[
"Yan",
"Mao-Jun",
""
],
[
"Peng",
"Fang-Zheng",
""
],
[
"Valderrama",
"Manuel Pavon",
""
]
] | The spectrum of the $c qq$ baryons contains a few states whose nature is not clearly a three-quark composite and which might have a sizable baryon-meson component. Examples include the $\Sigma_c(2800)$ or the $\Lambda_c(2940)$. Here we explore the spectrum of two-body systems composed of a light, octet baryon and a cha... |
1608.06470 | Mateo Garcia Pepin | Antonio Delgado, Mateo Garcia-Pepin, Germano Nardini, Mariano Quiros | Natural Supersymmetry from Extra Dimensions | 34 pages, 12 figures; v2, matches PRD published version | Phys. Rev. D 94, 095017 (2016) | 10.1103/PhysRevD.94.095017 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We show that natural supersymmetry can be embedded in a five-dimensional
theory with supersymmetry breaking \`a la Scherk-Schwarz (SS). There is no
'gluino-sucks' problem for stops localized in the four-dimensional brane and
gluinos propagating in the full five-dimensional bulk, and sub-TeV stops are
easily accommoda... | [
{
"created": "Tue, 23 Aug 2016 11:33:05 GMT",
"version": "v1"
},
{
"created": "Wed, 7 Dec 2016 13:36:00 GMT",
"version": "v2"
}
] | 2016-12-08 | [
[
"Delgado",
"Antonio",
""
],
[
"Garcia-Pepin",
"Mateo",
""
],
[
"Nardini",
"Germano",
""
],
[
"Quiros",
"Mariano",
""
]
] | We show that natural supersymmetry can be embedded in a five-dimensional theory with supersymmetry breaking \`a la Scherk-Schwarz (SS). There is no 'gluino-sucks' problem for stops localized in the four-dimensional brane and gluinos propagating in the full five-dimensional bulk, and sub-TeV stops are easily accommodate... |
hep-ph/0607158 | Geraldine Servant | Lisa Randall and Geraldine Servant | Gravitational Waves from Warped Spacetime | 18 pages, 15 figures; v2: discussion improved, in particular on the
justification of the thick wall approximation. 6 figures added. 4 pi factor
corrected in perturbativity bound. N-dependence displayed. Conclusions
unchanged. JHEP version | JHEP 0705:054,2007 | 10.1088/1126-6708/2007/05/054 | CERN-PH-TH/2006-133 | hep-ph astro-ph gr-qc hep-th | null | We argue that the RSI model can provide a strong signature in gravitational
waves. This signal is a relic stochastic background generated during the
cosmological phase transition from an AdS-Schwarschild phase to the RS1
geometry that should occur at a temperature in the TeV range. We estimate the
amplitude of the si... | [
{
"created": "Fri, 14 Jul 2006 08:41:22 GMT",
"version": "v1"
},
{
"created": "Fri, 4 May 2007 10:12:29 GMT",
"version": "v2"
}
] | 2009-11-11 | [
[
"Randall",
"Lisa",
""
],
[
"Servant",
"Geraldine",
""
]
] | We argue that the RSI model can provide a strong signature in gravitational waves. This signal is a relic stochastic background generated during the cosmological phase transition from an AdS-Schwarschild phase to the RS1 geometry that should occur at a temperature in the TeV range. We estimate the amplitude of the sign... |
2303.06576 | Evan Grohs | E. Grohs, A. B. Balantekin | Implications on Cosmology from Dirac Neutrino Magnetic Moments | 22 pages, 3 appendices, 14 figures. Contains updated list of
references and corrections to typos. Matches version accepted in Phys. Rev. D | null | 10.1103/PhysRevD.107.123502 | null | hep-ph astro-ph.CO | http://creativecommons.org/licenses/by/4.0/ | The mechanism for generating neutrino masses remains a puzzle in particle
physics. If neutrino masses follow from a Dirac mass term, then neutrino states
exist with opposite chirality compared to their weakly-interacting
counterparts. These inactive states do not interact with their active
counterparts at measurable ... | [
{
"created": "Sun, 12 Mar 2023 05:17:39 GMT",
"version": "v1"
},
{
"created": "Thu, 16 Mar 2023 23:40:51 GMT",
"version": "v2"
},
{
"created": "Fri, 19 May 2023 09:14:07 GMT",
"version": "v3"
}
] | 2023-06-14 | [
[
"Grohs",
"E.",
""
],
[
"Balantekin",
"A. B.",
""
]
] | The mechanism for generating neutrino masses remains a puzzle in particle physics. If neutrino masses follow from a Dirac mass term, then neutrino states exist with opposite chirality compared to their weakly-interacting counterparts. These inactive states do not interact with their active counterparts at measurable sc... |
0807.3921 | Leone Cavicchia | Leone Cavicchia | The NMSSM with m_h > 115 GeV and a moderate stop mass | 21 pages, 12 figures; 2 references added, minor changes in text | null | 10.1016/j.nuclphysb.2008.12.027 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the generic NMSSM with the coupling \lambda S H_1 H_2 at the limit
of perturbativity, \lambda~0.7-0.8, and a moderate stop mass, m_{\tilde{t}} <
300 GeV. Respecting the LEP2 bounds and insisting on naturalness, we delimit
the allowed region of parameter space and we study the spectrum and
phenomenology of th... | [
{
"created": "Thu, 24 Jul 2008 16:55:30 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Sep 2008 13:59:16 GMT",
"version": "v2"
},
{
"created": "Fri, 17 Oct 2008 17:31:30 GMT",
"version": "v3"
}
] | 2009-11-13 | [
[
"Cavicchia",
"Leone",
""
]
] | We study the generic NMSSM with the coupling \lambda S H_1 H_2 at the limit of perturbativity, \lambda~0.7-0.8, and a moderate stop mass, m_{\tilde{t}} < 300 GeV. Respecting the LEP2 bounds and insisting on naturalness, we delimit the allowed region of parameter space and we study the spectrum and phenomenology of the ... |
hep-ph/9801325 | Wilhelmus van Neerven | W.L. van Neerven | Second order QCD contributions to polarized spacelike and timelike
processes | 11 pages Latex, style file included. | Acta Phys.Polon. B29 (1998) 1175-1188 | null | DESY 98-006 | hep-ph | null | We will give an outline of the computation of the QCD corrections to the spin
structure function g_1(x,Q^2) and the spin fragmentation function g_1^H(x,Q^2)
which are measured in deep inelastic electron-proton scattering and in
electron-positron annihilation respectively. In particular we show how to deal
with the ga... | [
{
"created": "Fri, 16 Jan 1998 13:40:11 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"van Neerven",
"W. L.",
""
]
] | We will give an outline of the computation of the QCD corrections to the spin structure function g_1(x,Q^2) and the spin fragmentation function g_1^H(x,Q^2) which are measured in deep inelastic electron-proton scattering and in electron-positron annihilation respectively. In particular we show how to deal with the gamm... |
1405.7770 | Axel Weber | F. Bastianelli, A. Huet, C. Schubert, R. Thakur, A. Weber | Integral representations combining ladders and crossed-ladders | 39 pages, 10 pdf figures | null | 10.1007/JHEP07(2014)066 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We use the worldline formalism to derive integral representations for three
classes of amplitudes in scalar field theory: (i) the scalar propagator
exchanging N momenta with a scalar background field (ii) the "half-ladder" with
N rungs in x - space (iii) the four-point ladder with N rungs in x - space as
well as in (... | [
{
"created": "Fri, 30 May 2014 04:30:47 GMT",
"version": "v1"
}
] | 2015-06-19 | [
[
"Bastianelli",
"F.",
""
],
[
"Huet",
"A.",
""
],
[
"Schubert",
"C.",
""
],
[
"Thakur",
"R.",
""
],
[
"Weber",
"A.",
""
]
] | We use the worldline formalism to derive integral representations for three classes of amplitudes in scalar field theory: (i) the scalar propagator exchanging N momenta with a scalar background field (ii) the "half-ladder" with N rungs in x - space (iii) the four-point ladder with N rungs in x - space as well as in (of... |
hep-ph/0009071 | Robert Perry | Sergio Szpigel and Robert J. Perry | The Similarity Renormalization Group | 28 pages, 7 postscript figures | Published in Quantum Field Theory, A 20th Century Profile | null | null | hep-ph hep-th nucl-th | null | Quantum field theories require a cutoff to regulate divergences that result
from local interactions, and yet physical results can not depend on the value
of this cutoff. The renormalization group employs a transformation that changes
the cutoff to isolate hamiltonians that produce cutoff-independent eigenvalues.
The ... | [
{
"created": "Wed, 6 Sep 2000 16:49:19 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Szpigel",
"Sergio",
""
],
[
"Perry",
"Robert J.",
""
]
] | Quantum field theories require a cutoff to regulate divergences that result from local interactions, and yet physical results can not depend on the value of this cutoff. The renormalization group employs a transformation that changes the cutoff to isolate hamiltonians that produce cutoff-independent eigenvalues. The si... |
hep-ph/0511274 | Joaquim Matias | Joaquim Matias | The Angular Distribution of B0-> K*0(->K-pi+)l+l- at Large Recoil in and
Beyond the SM | 4 pages, 4 figures | PoS HEP2005:281,2006 | null | null | hep-ph | null | We discuss, in detail, the K* polarization states in the exclusive B meson
decay B0-> K*0(-> K-pi+)l^+l^- (l=e, \mu, \tau) in the low dilepton mass
region. We focus on the study of the angular distribution of this decay that
provides valuable information on the K* spin amplitudes A_perp, A_par, A0. This
can give us a... | [
{
"created": "Wed, 23 Nov 2005 14:23:16 GMT",
"version": "v1"
}
] | 2011-04-11 | [
[
"Matias",
"Joaquim",
""
]
] | We discuss, in detail, the K* polarization states in the exclusive B meson decay B0-> K*0(-> K-pi+)l^+l^- (l=e, \mu, \tau) in the low dilepton mass region. We focus on the study of the angular distribution of this decay that provides valuable information on the K* spin amplitudes A_perp, A_par, A0. This can give us a h... |
hep-ph/0003315 | Michele Maltoni | M. Maltoni | Bounds on "charginos nearly degenerate with the lightest neutralino"
mass from precision measurements | 4 pages, LaTeX, 1 figure included. Talk given at PASCOS99 conference,
Lake Tahoe, California, December 10-16, 1999 | null | 10.1142/9789812792433_0037 | IFIC/00-20 | hep-ph | null | Though LEP II direct searches still cannot exclude a chargino nearly
degenerate with the lightest neutralino if its mass is only slightly above half
of the Z boson mass and the sneutrino is light, it can be excluded indirectly
analyzing precision data. In this particular limit simple analytical formulas
for oblique e... | [
{
"created": "Fri, 31 Mar 2000 10:52:22 GMT",
"version": "v1"
}
] | 2016-11-03 | [
[
"Maltoni",
"M.",
""
]
] | Though LEP II direct searches still cannot exclude a chargino nearly degenerate with the lightest neutralino if its mass is only slightly above half of the Z boson mass and the sneutrino is light, it can be excluded indirectly analyzing precision data. In this particular limit simple analytical formulas for oblique ele... |
2309.06182 | Herschel A. Chawdhry | Herschel A. Chawdhry and Mathieu Pellen | Quantum algorithms for the simulation of perturbative QCD processes | 10 pages, 1 figure. Contribution to the proceedings of RADCOR 2023 | PoS (RADCOR2023) 087 | null | FR-PHENO-2023-10, OUTP-23-09P | hep-ph hep-th quant-ph | http://creativecommons.org/licenses/by-nc-sa/4.0/ | Quantum computers are expected to give major speed-ups for the simulation of
quantum systems. In these conference proceedings, we discuss quantum algorithms
for the simulation of perturbative Quantum Chromodynamics (QCD) processes. In
particular, we describe quantum circuits for simulating the colour part of the
inte... | [
{
"created": "Tue, 12 Sep 2023 12:50:37 GMT",
"version": "v1"
}
] | 2023-09-14 | [
[
"Chawdhry",
"Herschel A.",
""
],
[
"Pellen",
"Mathieu",
""
]
] | Quantum computers are expected to give major speed-ups for the simulation of quantum systems. In these conference proceedings, we discuss quantum algorithms for the simulation of perturbative Quantum Chromodynamics (QCD) processes. In particular, we describe quantum circuits for simulating the colour part of the intera... |
2007.14287 | Rico Z\"ollner | R. Z\"ollner, B. Kampfer | Quarkonia formation in a holographic gravity-dilaton background
describing QCD thermodynamics | null | Particles 2021, 4(2), 159 | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A holographic model of probe quarkonia is presented, where the dynamical
gravity-dilaton background is adjusted to the thermodynamics of 2 +1 flavor QCD
with physical quark masses. The quarkonia action is modified to account for a
systematic study of the heavy-quark mass dependence. We focus on the $J/\psi$
and $\Ups... | [
{
"created": "Tue, 28 Jul 2020 14:56:02 GMT",
"version": "v1"
}
] | 2021-04-21 | [
[
"Zöllner",
"R.",
""
],
[
"Kampfer",
"B.",
""
]
] | A holographic model of probe quarkonia is presented, where the dynamical gravity-dilaton background is adjusted to the thermodynamics of 2 +1 flavor QCD with physical quark masses. The quarkonia action is modified to account for a systematic study of the heavy-quark mass dependence. We focus on the $J/\psi$ and $\Upsil... |
2408.05265 | Gherardo Vita | John Campbell, Tobias Neumann, and Gherardo Vita | Projection-to-Born-improved Subtractions at NNLO | 24 pages, 15 figures | null | null | CERN-TH-2024-102, FERMILAB-PUB-24-0402-T | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | While the current frontier in fixed-order precision for collider observables
is N$^3$LO, important steps are necessary to consolidate NNLO cross-section
predictions with improved stability and efficiency. Slicing methods have been
successfully applied to obtain NNLO and N$^3$LO predictions, but have shown
poor perfor... | [
{
"created": "Fri, 9 Aug 2024 18:00:00 GMT",
"version": "v1"
}
] | 2024-08-13 | [
[
"Campbell",
"John",
""
],
[
"Neumann",
"Tobias",
""
],
[
"Vita",
"Gherardo",
""
]
] | While the current frontier in fixed-order precision for collider observables is N$^3$LO, important steps are necessary to consolidate NNLO cross-section predictions with improved stability and efficiency. Slicing methods have been successfully applied to obtain NNLO and N$^3$LO predictions, but have shown poor performa... |
2403.20044 | Tao Wang | Yang Shi, Towe Wang | Compton scattering in Bandos-Lechner-Sorokin-Townsend nonlinear
electrodynamics | 11 pages, 5 figures | null | null | null | hep-ph physics.optics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The nonlinear electrodynamics proposed by Bandos, Lechner, Sorokin and
Townsend is a remarkable theory that unifies Maxwell, Bialynicki-Birula and
ModMax theories, which are known theories invariant under conformal
transformations and electromagnetic duality transformations. In the
Bandos-Lechner-Sorokin-Townsend non... | [
{
"created": "Fri, 29 Mar 2024 08:29:30 GMT",
"version": "v1"
}
] | 2024-04-01 | [
[
"Shi",
"Yang",
""
],
[
"Wang",
"Towe",
""
]
] | The nonlinear electrodynamics proposed by Bandos, Lechner, Sorokin and Townsend is a remarkable theory that unifies Maxwell, Bialynicki-Birula and ModMax theories, which are known theories invariant under conformal transformations and electromagnetic duality transformations. In the Bandos-Lechner-Sorokin-Townsend nonli... |
1606.07477 | Stephen Adler | Stephen L. Adler | Coleman-Weinberg symmetry breaking in $SU(8)$ induced by a third rank
antisymmetric tensor scalar field II: the fermion spectrum | Latex, 29 pages; revised and expanded from the initial posting | J. Phys. A: Math. Theor. 50, 295401 (2017) | 10.1088/1751-8121/aa768f | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We continue our study of Coleman-Weinberg symmetry breaking induced by a
third rank antisymmetric tensor scalar, in the context of the $SU(8)$ model we
proposed earlier. We focus in this paper on qualitative features that will
determine whether the model can make contact with the observed particle
spectrum. We discus... | [
{
"created": "Thu, 23 Jun 2016 21:04:06 GMT",
"version": "v1"
},
{
"created": "Sun, 10 Jul 2016 03:12:18 GMT",
"version": "v2"
},
{
"created": "Tue, 19 Jul 2016 19:41:45 GMT",
"version": "v3"
},
{
"created": "Tue, 13 Dec 2016 12:46:29 GMT",
"version": "v4"
},
{
"c... | 2018-06-05 | [
[
"Adler",
"Stephen L.",
""
]
] | We continue our study of Coleman-Weinberg symmetry breaking induced by a third rank antisymmetric tensor scalar, in the context of the $SU(8)$ model we proposed earlier. We focus in this paper on qualitative features that will determine whether the model can make contact with the observed particle spectrum. We discuss ... |
1103.4437 | Poulose Poulose Dr. | S. Hesselbach, S. Moretti, S. Munir, P. Poulose | CP-violating Higgs sector of the MSSM through gluon.gluon --> H1 -->
gamma.gamma | 4 pages, 3 figures, presented at DISCRETE 2010, Rome, 6-11 December
2010 | null | 10.1088/1742-6596/335/1/012020 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the effect of explicit CP violation in the Higgs sectors of the MSSM
in the di-photon decay of the lightest CP-mixed Higgs state. Further it is
shown that the gluon fusion production mechanism along with the di-photon decay
enhances CP-violating effects for a large set of suitably chosen parameter
values.
| [
{
"created": "Wed, 23 Mar 2011 05:03:45 GMT",
"version": "v1"
}
] | 2015-05-27 | [
[
"Hesselbach",
"S.",
""
],
[
"Moretti",
"S.",
""
],
[
"Munir",
"S.",
""
],
[
"Poulose",
"P.",
""
]
] | We study the effect of explicit CP violation in the Higgs sectors of the MSSM in the di-photon decay of the lightest CP-mixed Higgs state. Further it is shown that the gluon fusion production mechanism along with the di-photon decay enhances CP-violating effects for a large set of suitably chosen parameter values. |
2405.15387 | Shu-Min Zhao | Xing-Yu Han, Jiao Ma, Long Ruan, Xi Wang, Xing-Xing Dong, Shu-Min Zhao | Study some two loop contribution to muon MDM in the N-B-LSSM | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It is well known that the muon magnetic dipole moment (MDM) has close
relation with the new physics (NP) in the development of the Standard Model
(SM). Combined with the Fermilab National Accelerator Laboratory (FNAL) and the
Brookhaven National Laboratory (BNL) E821 result, the departure from the SM
prediction is ab... | [
{
"created": "Fri, 24 May 2024 09:36:58 GMT",
"version": "v1"
},
{
"created": "Sat, 29 Jun 2024 13:05:07 GMT",
"version": "v2"
}
] | 2024-07-02 | [
[
"Han",
"Xing-Yu",
""
],
[
"Ma",
"Jiao",
""
],
[
"Ruan",
"Long",
""
],
[
"Wang",
"Xi",
""
],
[
"Dong",
"Xing-Xing",
""
],
[
"Zhao",
"Shu-Min",
""
]
] | It is well known that the muon magnetic dipole moment (MDM) has close relation with the new physics (NP) in the development of the Standard Model (SM). Combined with the Fermilab National Accelerator Laboratory (FNAL) and the Brookhaven National Laboratory (BNL) E821 result, the departure from the SM prediction is abou... |
2103.13896 | Rohit Gupta | Rohit Gupta and Satyajit Jena | A unified formalism to study $soft$ as well as $hard$ part of the
transverse momentum spectra | presented at DAE-BRNS HEP Symposium Dec 2020, NISER, Jatni, Odisha,
India | null | null | null | hep-ph | http://creativecommons.org/licenses/by-nc-nd/4.0/ | Transverse momentum $p_T$ spectra of final state particles produced in high
energy heavy-ion collision can be divided into two distinct regions based on
the difference in the underlying particle production process. We have provided
a unified formalism to explain both low- and high-$p_T$ regime of spectra in a
consist... | [
{
"created": "Thu, 25 Mar 2021 15:02:54 GMT",
"version": "v1"
}
] | 2021-03-26 | [
[
"Gupta",
"Rohit",
""
],
[
"Jena",
"Satyajit",
""
]
] | Transverse momentum $p_T$ spectra of final state particles produced in high energy heavy-ion collision can be divided into two distinct regions based on the difference in the underlying particle production process. We have provided a unified formalism to explain both low- and high-$p_T$ regime of spectra in a consisten... |
1310.3029 | Shunsuke Ohkoda | Shunsuke Ohkoda, Shigehiro Yasui, Atsushi Hosaka | Decays of Zb -> Upsilon + pi via triangle diagrams in heavy meson
molecules | 10 pages, 5 figures | Phys. Rev. D 89, 074029 (2014) | 10.1103/PhysRevD.89.074029 | KEK-TH-1677, J-PARC-TH-30 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Bottomonium-like resonances Zb(10610) and Zb'(10650) are good candidates of
hadronic molecules composed of BBbar* (or B*Bbar) and B*Bbar*, respectively.
Considering Zb (Zb') as heavy meson molecules, we investigate the decays of
Zb(')^+ -> Upsilon (nS) pi^+$ in terms of the heavy meson effective theory. We
find that ... | [
{
"created": "Fri, 11 Oct 2013 06:35:36 GMT",
"version": "v1"
}
] | 2014-04-23 | [
[
"Ohkoda",
"Shunsuke",
""
],
[
"Yasui",
"Shigehiro",
""
],
[
"Hosaka",
"Atsushi",
""
]
] | Bottomonium-like resonances Zb(10610) and Zb'(10650) are good candidates of hadronic molecules composed of BBbar* (or B*Bbar) and B*Bbar*, respectively. Considering Zb (Zb') as heavy meson molecules, we investigate the decays of Zb(')^+ -> Upsilon (nS) pi^+$ in terms of the heavy meson effective theory. We find that th... |
1307.5682 | Sreemoyee Sarkar | S. Sarkar, K. Pal and A. K. Dutt-Mazumder | Role of Magnetic Interaction in Dense Plasma | null | Advances in High Energy Physics, 530895 (2013) | null | null | hep-ph astro-ph.HE nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Quasiparticle excitations and associated phenomena of energy and momentum
transfer rates have been calculated in terms of the drag and the diffusion
coefficients exposing clearly the dominance of the magnetic interaction over
its electric counterpart. The results have been compared with the finite
temperature results... | [
{
"created": "Mon, 22 Jul 2013 12:32:30 GMT",
"version": "v1"
}
] | 2013-07-23 | [
[
"Sarkar",
"S.",
""
],
[
"Pal",
"K.",
""
],
[
"Dutt-Mazumder",
"A. K.",
""
]
] | Quasiparticle excitations and associated phenomena of energy and momentum transfer rates have been calculated in terms of the drag and the diffusion coefficients exposing clearly the dominance of the magnetic interaction over its electric counterpart. The results have been compared with the finite temperature results h... |
1208.0375 | Takahiro Sasaki | Takahiro Sasaki, Hiroaki Kouno, Masanobu Yahiro | A practical solution to the sign problem at finite theta-vacuum angle | 5 pages, 6 figures | null | 10.1103/PhysRevD.87.056003 | null | hep-ph hep-lat nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a practical way of circumventing the sign problem in lattice QCD
simulations with a theta-vacuum term. This method is the reweighting method for
the QCD Lagrangian after the U_A(1) transformation. In the Lagrangian, the
P-odd mass term as a cause of the sign problem is minimized. In order to find
out a goo... | [
{
"created": "Wed, 1 Aug 2012 23:25:11 GMT",
"version": "v1"
}
] | 2013-03-14 | [
[
"Sasaki",
"Takahiro",
""
],
[
"Kouno",
"Hiroaki",
""
],
[
"Yahiro",
"Masanobu",
""
]
] | We propose a practical way of circumventing the sign problem in lattice QCD simulations with a theta-vacuum term. This method is the reweighting method for the QCD Lagrangian after the U_A(1) transformation. In the Lagrangian, the P-odd mass term as a cause of the sign problem is minimized. In order to find out a good ... |
hep-ph/0406185 | Krzysztof Urbanowski | K. Urbanowski | On the scalar product of short and long living states of neutral kaons
in the CPT invariant system | LaTeX2e, 21 pages, new comments nad references added | Acta Phys.Polon.B37:1727-1744,2006 | null | null | hep-ph hep-ex | null | This paper contains a detailed analysis of the properties of the scalar
product of short and long living superpositions of neutral $|K_{0}>$,
$|{\bar{K}}_{0}>$ mesons. It is shown for the exact effective Hamiltonian for
neutral meson subsystem that the scalar product of its eigenvectors, which
correspond with these s... | [
{
"created": "Thu, 17 Jun 2004 06:51:32 GMT",
"version": "v1"
},
{
"created": "Sun, 27 Jun 2004 15:16:47 GMT",
"version": "v2"
},
{
"created": "Fri, 28 Jan 2005 16:18:14 GMT",
"version": "v3"
},
{
"created": "Fri, 30 Sep 2005 11:16:49 GMT",
"version": "v4"
}
] | 2016-09-06 | [
[
"Urbanowski",
"K.",
""
]
] | This paper contains a detailed analysis of the properties of the scalar product of short and long living superpositions of neutral $|K_{0}>$, $|{\bar{K}}_{0}>$ mesons. It is shown for the exact effective Hamiltonian for neutral meson subsystem that the scalar product of its eigenvectors, which correspond with these sho... |
2207.10912 | Xiaohu Sun | Botao Guo, Xiaohu Sun, Licheng Zhang, Zhe Li, Yong Ban | Search for the Higgs boson pair production in the $b\bar{b}\mu^+\mu^-$
final state at the LHC | null | null | 10.1103/PhysRevD.107.034014 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Higgs boson pair production via gluon-gluon fusion and vector boson
fusion in the $b\bar{b}\mu^+\mu^-$ final state at the LHC is studied to probe
the Higgs self-coupling $\kappa_\lambda$ and the four-boson HHVV coupling
$\kappa_{\rm{2V}}$ for the first time. A cut-based analysis and a machine
learning analysis us... | [
{
"created": "Fri, 22 Jul 2022 07:11:45 GMT",
"version": "v1"
},
{
"created": "Mon, 29 Aug 2022 13:36:42 GMT",
"version": "v2"
},
{
"created": "Fri, 2 Dec 2022 13:13:12 GMT",
"version": "v3"
}
] | 2023-03-08 | [
[
"Guo",
"Botao",
""
],
[
"Sun",
"Xiaohu",
""
],
[
"Zhang",
"Licheng",
""
],
[
"Li",
"Zhe",
""
],
[
"Ban",
"Yong",
""
]
] | The Higgs boson pair production via gluon-gluon fusion and vector boson fusion in the $b\bar{b}\mu^+\mu^-$ final state at the LHC is studied to probe the Higgs self-coupling $\kappa_\lambda$ and the four-boson HHVV coupling $\kappa_{\rm{2V}}$ for the first time. A cut-based analysis and a machine learning analysis usin... |
hep-ph/0111300 | Arnd Leike | A. Leike | Why extra gauge Bosons should exist and how to hunt them | 3 pagex LaTex, talk presented at the symposium ``100 Years Werner
Heisenberg -- Works and Impact'', Bamberg, Germany, September 2001 | Fortsch.Phys. 50 (2002) 538-540 | 10.1002/1521-3978(200205)50:5/7<538::AID-PROP538>3.0.CO;2-7 | LMU-16/01 | hep-ph | null | Werner Heisenberg's work is the foundation for many topics of present
research. This is also true for the search for extra gauge bosons. The
prospects of future colliders in this search are shortly mentioned.
| [
{
"created": "Fri, 23 Nov 2001 09:41:34 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Leike",
"A.",
""
]
] | Werner Heisenberg's work is the foundation for many topics of present research. This is also true for the search for extra gauge bosons. The prospects of future colliders in this search are shortly mentioned. |
2305.12225 | Jason Baretz | Jason Baretz and Nicholas Carrara and Jacob Hollingsworth and Daniel
Whiteson | Visualization and Efficient Generation of Constrained High-dimensional
Theoretical Parameter Spaces | Expanded on motivation for methods, added additional metrics and
further discussion/comparison of methods | null | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We describe a set of novel methods for efficiently sampling high-dimensional
parameter spaces of physical theories defined at high energies, but constrained
by experimental measurements made at lower energies. Often, theoretical models
such as supersymmetry are defined by many parameters, $\mathcal{O}(10-100)$,
expre... | [
{
"created": "Sat, 20 May 2023 16:25:08 GMT",
"version": "v1"
},
{
"created": "Tue, 3 Oct 2023 14:18:38 GMT",
"version": "v2"
}
] | 2023-10-04 | [
[
"Baretz",
"Jason",
""
],
[
"Carrara",
"Nicholas",
""
],
[
"Hollingsworth",
"Jacob",
""
],
[
"Whiteson",
"Daniel",
""
]
] | We describe a set of novel methods for efficiently sampling high-dimensional parameter spaces of physical theories defined at high energies, but constrained by experimental measurements made at lower energies. Often, theoretical models such as supersymmetry are defined by many parameters, $\mathcal{O}(10-100)$, express... |
hep-ph/9604334 | Ed Stoeffhaas | V. Barger, M.S. Berger, J.F. Gunion, and T. Han | Particle Physics Opportunities at $\mu^+\mu^-$ Colliders | 19 pages, Latex, uses psfig.tex to place 16 postscript figures. Based
on talks given at the Symposium on Physics Potential and Development of
$\mu^+\mu^-$ Colliders, San Francisco, California, December 13-15, 1995.
Compressed postscript version of paper with figures available at
http://phenom.physics.wisc.edu/p... | Nucl.Phys.Proc.Suppl.51A:13-31,1996 | null | MADPH-96-939, UCD-96-12 | hep-ph hep-ex | null | We discuss the capabilities of future muon colliders to resolve important
particle physics questions. A collider with c.m. energy $\sqrt s = 100$ to
500~GeV offers the unique opportunity to produce Higgs bosons in the
$s$-channel and thereby measure the Higgs masses, total widths and several
partial widths to high pr... | [
{
"created": "Tue, 16 Apr 1996 17:12:42 GMT",
"version": "v1"
}
] | 2009-09-15 | [
[
"Barger",
"V.",
""
],
[
"Berger",
"M. S.",
""
],
[
"Gunion",
"J. F.",
""
],
[
"Han",
"T.",
""
]
] | We discuss the capabilities of future muon colliders to resolve important particle physics questions. A collider with c.m. energy $\sqrt s = 100$ to 500~GeV offers the unique opportunity to produce Higgs bosons in the $s$-channel and thereby measure the Higgs masses, total widths and several partial widths to high prec... |
hep-ph/0410346 | Giovannangeli | P. Giovannangeli | Two loop renormalisation of the magnetic coupling in hot QCD and spatial
Wilson loop | 5 pages. To appear in the proceedings of 6th Conference on Strong and
Electroweak Matter 2004 (SEWM04), Helsinki, Finland, 16-19 Jun 2004 | null | 10.1142/9789812702159_0033 | null | hep-ph hep-lat | null | With the known two loop renormalisation of the magnetic coupling, the 4D
results of the spatial Wilson loop are compared to the prediction from the
magnetostatic sector.
| [
{
"created": "Tue, 26 Oct 2004 16:33:40 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Giovannangeli",
"P.",
""
]
] | With the known two loop renormalisation of the magnetic coupling, the 4D results of the spatial Wilson loop are compared to the prediction from the magnetostatic sector. |
2204.04202 | Yang Zhang | Jin Min Yang, Yang Zhang | Low energy SUSY confronted with new measurements of W-boson mass and
muon g-2 | 8 pages, 4 figures, 3 tabels, published in Science Bulletin | Science Bulletin, 2022 | 10.1016/j.scib.2022.06.007 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The new CDF II measurement of $W$-boson mass shows a 7$\sigma$ deviation from
the Standard Model (SM) prediction, while the recent FNAL measurement of the
muon $g-2$ shows a 4.2$\sigma$ deviation (combined with the BNL result) from
the SM. Both of them strongly indicate new physics beyond the SM. In this work
we stud... | [
{
"created": "Fri, 8 Apr 2022 17:56:23 GMT",
"version": "v1"
},
{
"created": "Fri, 15 Apr 2022 15:17:51 GMT",
"version": "v2"
},
{
"created": "Mon, 13 Jun 2022 03:08:55 GMT",
"version": "v3"
}
] | 2022-06-14 | [
[
"Yang",
"Jin Min",
""
],
[
"Zhang",
"Yang",
""
]
] | The new CDF II measurement of $W$-boson mass shows a 7$\sigma$ deviation from the Standard Model (SM) prediction, while the recent FNAL measurement of the muon $g-2$ shows a 4.2$\sigma$ deviation (combined with the BNL result) from the SM. Both of them strongly indicate new physics beyond the SM. In this work we study ... |
1108.4278 | Martin Spinrath | Stefan Antusch, Stephen F. King, Christoph Luhn, Martin Spinrath | Trimaximal mixing with predicted \theta_13 from a new type of
constrained sequential dominance | 13 pages, 2 figures; version to appear in Nuclear Physics B | null | 10.1016/j.nuclphysb.2011.11.009 | MPP-2011-101; SHEP-11-23; SISSA 44/2011/EP | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Following the recent T2K indication of a sizeable reactor angle, we present a
class of models which fix \theta_{13} while preserving trimaximal solar mixing.
The models are based on a new type of constrained sequential dominance
involving new vacuum alignments, along the (1,2,0)^T or (1,0,2)^T directions in
flavour s... | [
{
"created": "Mon, 22 Aug 2011 11:23:06 GMT",
"version": "v1"
},
{
"created": "Wed, 31 Aug 2011 08:33:24 GMT",
"version": "v2"
},
{
"created": "Mon, 14 Nov 2011 11:51:01 GMT",
"version": "v3"
}
] | 2011-11-15 | [
[
"Antusch",
"Stefan",
""
],
[
"King",
"Stephen F.",
""
],
[
"Luhn",
"Christoph",
""
],
[
"Spinrath",
"Martin",
""
]
] | Following the recent T2K indication of a sizeable reactor angle, we present a class of models which fix \theta_{13} while preserving trimaximal solar mixing. The models are based on a new type of constrained sequential dominance involving new vacuum alignments, along the (1,2,0)^T or (1,0,2)^T directions in flavour spa... |
0907.3709 | Alexander Andrianov A | Alexander A. Andrianov, Domenec Espriu, Paola Giacconi and Roberto
Soldati | Anomalous positron excess from Lorentz-violating QED | 13 pages, few refs and comments on electron radiation added | JHEP 0909:057,2009 | 10.1088/1126-6708/2009/09/057 | UB-ECM-PF-09/19, ICCUB-09-218 | hep-ph astro-ph.HE gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We entertain the idea that a suitable background of cold (very low momentum)
pseudoscalar particles or condensate, may trigger a background that effectively
generates Lorentz-invariance violation. This aether-like background induces a
Chern-Simons modification of QED. Physics is different in different frames and,
in ... | [
{
"created": "Tue, 21 Jul 2009 17:29:29 GMT",
"version": "v1"
},
{
"created": "Sat, 5 Sep 2009 05:06:30 GMT",
"version": "v2"
}
] | 2009-12-10 | [
[
"Andrianov",
"Alexander A.",
""
],
[
"Espriu",
"Domenec",
""
],
[
"Giacconi",
"Paola",
""
],
[
"Soldati",
"Roberto",
""
]
] | We entertain the idea that a suitable background of cold (very low momentum) pseudoscalar particles or condensate, may trigger a background that effectively generates Lorentz-invariance violation. This aether-like background induces a Chern-Simons modification of QED. Physics is different in different frames and, in th... |
2202.02165 | Xuhui Jiang | Xu-Hui Jiang, Aurelio Juste, Ying-Ying Li, Tao Liu | Detecting New Physics as Novelty -- Complementarity Matters | 32 pages, 20 figures | JHEP 10 (2022) 085 | 10.1007/JHEP10(2022)085 | FERMILAB-PUB-22-035-T | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Novelty detection is a task of machine learning that aims at detecting novel
events without a prior knowledge. In particular, its techniques can be applied
to detect unexpected signals from new phenomena at colliders. In this paper, we
develop an analysis scheme that exploits the complementarity, originally
studied i... | [
{
"created": "Fri, 4 Feb 2022 14:46:55 GMT",
"version": "v1"
},
{
"created": "Sat, 10 Dec 2022 07:11:16 GMT",
"version": "v2"
}
] | 2022-12-13 | [
[
"Jiang",
"Xu-Hui",
""
],
[
"Juste",
"Aurelio",
""
],
[
"Li",
"Ying-Ying",
""
],
[
"Liu",
"Tao",
""
]
] | Novelty detection is a task of machine learning that aims at detecting novel events without a prior knowledge. In particular, its techniques can be applied to detect unexpected signals from new phenomena at colliders. In this paper, we develop an analysis scheme that exploits the complementarity, originally studied in ... |
2212.03541 | Jia-Jie Jiang | Jia-Jie Jiang, Ya-Zhao Xiao, Jiajia Qin, Xiaohua Li, Xun Chen | Three-quark potential at finite temperature and chemical potential | null | null | 10.1088/1674-1137/ac9894 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Using gauge/gravity duality, we study the potential energy and the melting of
triply heavy baryon at finite temperature and chemical potential in this paper.
First, we calculate three-quark potential and compare the results with
quark-antiquark potential. With the increase of temperature and chemical
potential, the p... | [
{
"created": "Wed, 7 Dec 2022 09:44:15 GMT",
"version": "v1"
}
] | 2022-12-21 | [
[
"Jiang",
"Jia-Jie",
""
],
[
"Xiao",
"Ya-Zhao",
""
],
[
"Qin",
"Jiajia",
""
],
[
"Li",
"Xiaohua",
""
],
[
"Chen",
"Xun",
""
]
] | Using gauge/gravity duality, we study the potential energy and the melting of triply heavy baryon at finite temperature and chemical potential in this paper. First, we calculate three-quark potential and compare the results with quark-antiquark potential. With the increase of temperature and chemical potential, the pot... |
1110.0762 | Semikoz Dmitry | Ram Brustein, Dmitri Semikoz | Apparent superluminal neutrino propagation caused by nonlinear coherent
interactions in matter | 7 pages | null | 10.1016/j.physletb.2011.11.039 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Quantum coherence can significantly increase the strength of the forward
scattering of neutrinos propagating through the Earth and interacting with
matter. The index of refraction of the neutrinos propagating in a medium and
hence their phase velocity is determined by the forward scattering. So,
depending on the natu... | [
{
"created": "Tue, 4 Oct 2011 17:32:27 GMT",
"version": "v1"
}
] | 2015-05-30 | [
[
"Brustein",
"Ram",
""
],
[
"Semikoz",
"Dmitri",
""
]
] | Quantum coherence can significantly increase the strength of the forward scattering of neutrinos propagating through the Earth and interacting with matter. The index of refraction of the neutrinos propagating in a medium and hence their phase velocity is determined by the forward scattering. So, depending on the nature... |
hep-ph/0111413 | Ismd31 | Thomas Nunnemann (for the DO and CDF Collaborations) | Measurements of Higher Order Effects in QCD from the Tevatron Collider | 4 pages, 3 figures in epsi file, talk given at XXXI International
Symposium on Multiparticle Dynamics, Sept 1-7, 2001, Datong China. URL
http://ismd31.ccnu.edu.cn/ | null | 10.1142/9789812778048_0040 | null | hep-ph | null | Quantum Chromodynamics has been studied extensively at Fermilab's Tevatron
collider. Between 1992 and 1996 the D{\O}and CDF experiments, each accumulated
approximately $100 \mathrm{pb}^{-1}$ of proton-antiproton collisions at a
center-of-mass energy $\sqrt{s}=1800 \mathrm{GeV}$ and $\sim 0.5
\mathrm{pb}^{-1}$ at $\sq... | [
{
"created": "Thu, 29 Nov 2001 13:04:32 GMT",
"version": "v1"
}
] | 2019-08-14 | [
[
"Nunnemann",
"Thomas",
"",
"for the DO and CDF Collaborations"
]
] | Quantum Chromodynamics has been studied extensively at Fermilab's Tevatron collider. Between 1992 and 1996 the D{\O}and CDF experiments, each accumulated approximately $100 \mathrm{pb}^{-1}$ of proton-antiproton collisions at a center-of-mass energy $\sqrt{s}=1800 \mathrm{GeV}$ and $\sim 0.5 \mathrm{pb}^{-1}$ at $\sqrt... |
1501.06505 | Francesca Aceti | F. Aceti, J. M. Dias and E. Oset | $f_1(1285)$ decays into $a_0(980)\pi^0$, $f_0(980)\pi^0$ and isospin
breaking | null | null | 10.1140/epja/i2015-15048-5 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We evaluate the decay width for the processes $f_1(1285) \to \pi^0 a_0(980)$
and $f_1(1285) \to \pi^0 f_0(980)$ taking into account that all three
resonances are dynamically generated from the meson-meson interaction, the
$f_1(1285)$ from $K^* \bar K -c.c$ and the $a_0(980)$, $f_0(980)$ from $\pi
\eta, K \bar K$ and ... | [
{
"created": "Mon, 26 Jan 2015 18:07:44 GMT",
"version": "v1"
}
] | 2015-05-20 | [
[
"Aceti",
"F.",
""
],
[
"Dias",
"J. M.",
""
],
[
"Oset",
"E.",
""
]
] | We evaluate the decay width for the processes $f_1(1285) \to \pi^0 a_0(980)$ and $f_1(1285) \to \pi^0 f_0(980)$ taking into account that all three resonances are dynamically generated from the meson-meson interaction, the $f_1(1285)$ from $K^* \bar K -c.c$ and the $a_0(980)$, $f_0(980)$ from $\pi \eta, K \bar K$ and $\... |
2301.05061 | Pankaj Borah | Pankaj Borah, Pradipta Ghosh, Sourov Roy and Abhijit Kumar Saha | Electroweak Phase Transition in a Right-Handed Neutrino Superfield
Extended NMSSM | 77 pages, 17 figures, 4 tables, discussion on semi-analytic
computation and gauge dependency added, version accepted for publication in
JHEP | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Supersymmetric models with singlet extensions can accommodate single- or
multi-step first-order phase transitions (FOPT) along the various constituent
field directions. Such a framework can also produce Gravitational Waves,
detectable at the upcoming space-based interferometers, e.g., U-DECIGO. We
explore the dynamic... | [
{
"created": "Thu, 12 Jan 2023 14:58:39 GMT",
"version": "v1"
},
{
"created": "Fri, 20 Jan 2023 11:13:37 GMT",
"version": "v2"
},
{
"created": "Tue, 25 Jul 2023 16:59:13 GMT",
"version": "v3"
}
] | 2023-07-26 | [
[
"Borah",
"Pankaj",
""
],
[
"Ghosh",
"Pradipta",
""
],
[
"Roy",
"Sourov",
""
],
[
"Saha",
"Abhijit Kumar",
""
]
] | Supersymmetric models with singlet extensions can accommodate single- or multi-step first-order phase transitions (FOPT) along the various constituent field directions. Such a framework can also produce Gravitational Waves, detectable at the upcoming space-based interferometers, e.g., U-DECIGO. We explore the dynamics ... |
hep-ph/0412317 | Francesco Murgia | U. D'Alesio, F. Murgia (University and INFN, Cagliari, Italy) | Parton intrinsic motion: unpolarized cross sections and the Sivers
effect in inclusive particle production | LaTeX2e, 4 pages, 4 ps figures, uses ws-procs9x6. Talk delivered by
F. Murgia at the ``16th International Spin Physics Symposium'', SPIN2004,
October 10-16, 2004, Trieste, Italy | null | 10.1142/9789812701909_0045 | null | hep-ph | null | We present a detailed study, performed in the framework of LO perturbative
QCD with the inclusion of spin and k_T effects, of unpolarized cross sections
for the Drell-Yan process and for inclusive pion and photon production in
hadronic collisions, in different kinematical situations. We find a
satisfactory agreement ... | [
{
"created": "Tue, 21 Dec 2004 17:39:12 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"D'Alesio",
"U.",
"",
"University and INFN, Cagliari, Italy"
],
[
"Murgia",
"F.",
"",
"University and INFN, Cagliari, Italy"
]
] | We present a detailed study, performed in the framework of LO perturbative QCD with the inclusion of spin and k_T effects, of unpolarized cross sections for the Drell-Yan process and for inclusive pion and photon production in hadronic collisions, in different kinematical situations. We find a satisfactory agreement be... |
0911.1974 | Fred Myhrer | F. Myhrer and A.W. Thomas | Understanding the proton's spin structure | Review article for J. Phys. G, 1 figure, 22 pages | J.Phys.G37:023101,2010 | 10.1088/0954-3899/37/2/023101 | ADP-09-16/T694 and JLAB-THY-09-1097 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the tremendous progress that has been towards an understanding of
how the spin of the proton is distributed on its quark and gluon constituents.
This is a problem that began in earnest twenty years ago with the discovery of
the proton ``spin crisis'' by the European Muon Collaboration. The discoveries
prom... | [
{
"created": "Tue, 10 Nov 2009 19:19:16 GMT",
"version": "v1"
}
] | 2014-11-20 | [
[
"Myhrer",
"F.",
""
],
[
"Thomas",
"A. W.",
""
]
] | We discuss the tremendous progress that has been towards an understanding of how the spin of the proton is distributed on its quark and gluon constituents. This is a problem that began in earnest twenty years ago with the discovery of the proton ``spin crisis'' by the European Muon Collaboration. The discoveries prompt... |
2012.12165 | Marcel Wald | Muslem Rahimi, Marcel Wald | QCD sum rules for parameters of the $B$-meson distribution amplitudes | 31 pages, 12 figures; corrected format, included source files,
improved numerical analysis | Phys. Rev. D 104, 016027 (2021) | 10.1103/PhysRevD.104.016027 | P3H-20-082, SI-HEP-2020-35 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We obtain new estimates for the parameters $\lambda_{E}^2$, $\lambda_H^2$ and
their ratio $\mathcal{R} = \lambda_{E}^2/\lambda_H^2$, which appear in the
second moments of the $B$-meson light-cone distribution amplitudes defined in
the heavy-quark effective field theory. The computation is based on two-point
QCD sum r... | [
{
"created": "Tue, 22 Dec 2020 16:55:48 GMT",
"version": "v1"
},
{
"created": "Wed, 28 Jul 2021 15:16:59 GMT",
"version": "v2"
},
{
"created": "Wed, 4 Aug 2021 13:19:40 GMT",
"version": "v3"
}
] | 2021-08-11 | [
[
"Rahimi",
"Muslem",
""
],
[
"Wald",
"Marcel",
""
]
] | We obtain new estimates for the parameters $\lambda_{E}^2$, $\lambda_H^2$ and their ratio $\mathcal{R} = \lambda_{E}^2/\lambda_H^2$, which appear in the second moments of the $B$-meson light-cone distribution amplitudes defined in the heavy-quark effective field theory. The computation is based on two-point QCD sum rul... |
1608.05218 | Valery Schegelsky A | V.A. Schegelsky and M.G. Ryskin | Small size sources of secondaries observed in pp-collisions via
Bose-Einstein correlations at the LHC ATLAS experiment | ATLAS management did ask me to withdraw this article to be publish
later on as Collaboration paper | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Bose-Einstein correlations in proton-proton collisions at the LHC are well
descried by the formula with two different scales. It is shown for the first
time that the pions are produced by few small size sources distributed over a
much larger area in impact parameter space occupied by the interaction
amplitude. The de... | [
{
"created": "Thu, 18 Aug 2016 09:39:05 GMT",
"version": "v1"
},
{
"created": "Tue, 29 Nov 2016 18:15:33 GMT",
"version": "v2"
},
{
"created": "Tue, 10 Apr 2018 19:35:42 GMT",
"version": "v3"
},
{
"created": "Tue, 18 Jun 2019 19:28:01 GMT",
"version": "v4"
}
] | 2019-06-21 | [
[
"Schegelsky",
"V. A.",
""
],
[
"Ryskin",
"M. G.",
""
]
] | Bose-Einstein correlations in proton-proton collisions at the LHC are well descried by the formula with two different scales. It is shown for the first time that the pions are produced by few small size sources distributed over a much larger area in impact parameter space occupied by the interaction amplitude. The depe... |
2001.05110 | Li-Ye Xiao | Li-Ye Xiao, Kai-Lei Wang, Ming-Sheng Liu and Xian-Hui Zhong | Possible interpretation of the newly observed $\Omega_b$ states | 8 pages,3 figures | null | 10.1140/epjc/s10052-020-7823-z | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Inspired by the newly observed $\Omega_b$ states by the LHCb Collaboration,
we investigate the two-body strong decays of the low-lying $\lambda$-mode
$\Omega_b$ baryons up to $N=2$ shell using the chiral quark model within the
$j$-$j$ coupling scheme. Our results indicate that: (i) the newly observed
states $\Omega_b... | [
{
"created": "Wed, 15 Jan 2020 02:48:10 GMT",
"version": "v1"
}
] | 2020-04-22 | [
[
"Xiao",
"Li-Ye",
""
],
[
"Wang",
"Kai-Lei",
""
],
[
"Liu",
"Ming-Sheng",
""
],
[
"Zhong",
"Xian-Hui",
""
]
] | Inspired by the newly observed $\Omega_b$ states by the LHCb Collaboration, we investigate the two-body strong decays of the low-lying $\lambda$-mode $\Omega_b$ baryons up to $N=2$ shell using the chiral quark model within the $j$-$j$ coupling scheme. Our results indicate that: (i) the newly observed states $\Omega_b(6... |
1108.0483 | Kaushik Bhattacharya | Kaushik Bhattacharya, Suratna Das | Thermodynamics of the Lee-Wick partners: An alternative approach | 17 pages, 2 figures. Some minor typos corrected. To be published in
Physical Review D | Phys.Rev.D84:045023,2011 | 10.1103/PhysRevD.84.045023 | null | hep-ph gr-qc hep-th | http://creativecommons.org/licenses/publicdomain/ | It was pointed out some time ago that there can be two variations in which
the divergences of a quantum field theory can be tamed using the ideas
presented by Lee and Wick. In one variation the Lee-Wick partners of the normal
fields live in an indefinite metric Hilbert space but have positive energy and
in the other ... | [
{
"created": "Tue, 2 Aug 2011 05:21:30 GMT",
"version": "v1"
},
{
"created": "Wed, 3 Aug 2011 11:37:30 GMT",
"version": "v2"
}
] | 2011-11-10 | [
[
"Bhattacharya",
"Kaushik",
""
],
[
"Das",
"Suratna",
""
]
] | It was pointed out some time ago that there can be two variations in which the divergences of a quantum field theory can be tamed using the ideas presented by Lee and Wick. In one variation the Lee-Wick partners of the normal fields live in an indefinite metric Hilbert space but have positive energy and in the other va... |
2405.03265 | Yuepeng Guan | Yuepeng Guan, Shinya Matsuzaki | Ladder top-quark condensation imprints in supercooled electroweak phase
transition | 18 pages, 13 figures | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | The electroweak (EW) phase transition in the early Universe might be
supercooled due to the presence of the classical scale invariance involving
Beyond the Standard Model (BSM) sectors and the supercooling could persist down
till a later epoch around which the QCD chiral phase transition is supposed to
take place. Si... | [
{
"created": "Mon, 6 May 2024 08:36:57 GMT",
"version": "v1"
}
] | 2024-05-07 | [
[
"Guan",
"Yuepeng",
""
],
[
"Matsuzaki",
"Shinya",
""
]
] | The electroweak (EW) phase transition in the early Universe might be supercooled due to the presence of the classical scale invariance involving Beyond the Standard Model (BSM) sectors and the supercooling could persist down till a later epoch around which the QCD chiral phase transition is supposed to take place. Sinc... |
1108.0887 | Van Mayes | James A. Maxin, Van E. Mayes, and D.V. Nanopoulos | Proton Stability and Dark Matter in a Realistic String MSSM | Expanded discussion of Z' boson phenomenology. Accepted for
publication to Physical Review D. arXiv admin note: text overlap with
arXiv:1103.6035 | Phys. Rev. D 84: 106009, 2011 | 10.1103/PhysRevD.84.106009 | ACT-11-11; MIFPA-11-35 | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We demonstrate the existence of an extra nonanomalous U(1) gauge symmetry in
a three-generation Pati-Salam model constructed with intersecting D6-branes in
Type IIA string theory on a T^6/(Z_2 \times Z_2) orientifold. This extra U(1)
forbids all dimension-4, 5, and 6 operators which mediate proton decay in the
MSSM. ... | [
{
"created": "Wed, 3 Aug 2011 16:35:19 GMT",
"version": "v1"
},
{
"created": "Sat, 22 Oct 2011 00:28:49 GMT",
"version": "v2"
}
] | 2013-02-26 | [
[
"Maxin",
"James A.",
""
],
[
"Mayes",
"Van E.",
""
],
[
"Nanopoulos",
"D. V.",
""
]
] | We demonstrate the existence of an extra nonanomalous U(1) gauge symmetry in a three-generation Pati-Salam model constructed with intersecting D6-branes in Type IIA string theory on a T^6/(Z_2 \times Z_2) orientifold. This extra U(1) forbids all dimension-4, 5, and 6 operators which mediate proton decay in the MSSM. Mo... |
hep-ph/0505092 | Alexander V. Kuznetsov | A.V. Kuznetsov, N.V. Mikheev (Yaroslavl State (P.G. Demidov)
University, Russia), G.G. Raffelt (Max-Planck-Institut fuer Physik
(Werner-Heisenberg-Institut), Germany), L.A. Vassilevskaya (Yaroslavl State
(P.G. Demidov) University, Russia) | Neutrino dispersion in external magnetic fields | 9 pages, 1 figure, revtex. Version to appear in Phys. Rev. D
(presentation improved, reference list revised, numerical error in Eq.(41)
corrected, conclusions unchanged) | Phys.Rev.D73:023001,2006; Erratum-ibid.D73:029903,2006 | 10.1103/PhysRevD.73.023001 10.1103/PhysRevD.73.029903 | YARU-HE-05/02; MPP-2005-43 | hep-ph | null | We calculate the neutrino self-energy operator Sigma (p) in the presence of a
magnetic field B. In particular, we consider the weak-field limit e B <<
m_\ell^2, where m_\ell is the charged-lepton mass corresponding to the neutrino
flavor \nu_\ell, and we consider a "moderate field" m_\ell^2 << e B << m_W^2.
Our resul... | [
{
"created": "Wed, 11 May 2005 12:13:01 GMT",
"version": "v1"
},
{
"created": "Tue, 13 Dec 2005 11:14:09 GMT",
"version": "v2"
}
] | 2014-11-18 | [
[
"Kuznetsov",
"A. V.",
"",
"Yaroslavl State"
],
[
"Mikheev",
"N. V.",
"",
"Yaroslavl State"
],
[
"Raffelt",
"G. G.",
"",
"Max-Planck-Institut fuer Physik"
],
[
"Vassilevskaya",
"L. A.",
"",
"Yaroslavl State"
]
] | We calculate the neutrino self-energy operator Sigma (p) in the presence of a magnetic field B. In particular, we consider the weak-field limit e B << m_\ell^2, where m_\ell is the charged-lepton mass corresponding to the neutrino flavor \nu_\ell, and we consider a "moderate field" m_\ell^2 << e B << m_W^2. Our results... |
hep-ph/0611218 | Ben Gripaios | Ben Gripaios | Neutrinos in a Sterile Throat | 27 pages, 1 figure. Sign error corrected | Nucl.Phys.B768:157-176,2007 | 10.1016/j.nuclphysb.2007.01.019 | OUTP-0619P | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider field-theoretic models of a warped extra dimension with multiple
throats, in which fermions that are singlets of the Standard Model gauge group
propagate in a separate throat from the Standard Model fields, which we call
the sterile throat.
The singlets mix with Standard Model fields via interactions lo... | [
{
"created": "Thu, 16 Nov 2006 14:31:52 GMT",
"version": "v1"
},
{
"created": "Wed, 16 Dec 2009 15:56:13 GMT",
"version": "v2"
}
] | 2009-12-16 | [
[
"Gripaios",
"Ben",
""
]
] | We consider field-theoretic models of a warped extra dimension with multiple throats, in which fermions that are singlets of the Standard Model gauge group propagate in a separate throat from the Standard Model fields, which we call the sterile throat. The singlets mix with Standard Model fields via interactions locali... |
hep-ph/9707432 | Deog Ki Hong | Deog Ki Hong (Pusan University) | Magnetic Catalysis in Quantum Electrodynamics | 9 pages, RevTeX, 2 Postscript figures, uses epsf.sty | Phys.Rev. D57 (1998) 3759-3762 | 10.1103/PhysRevD.57.3759 | SNUTP 97-053 | hep-ph hep-th | null | We derive the (Wilsonian) low energy effective Lagrangian for Quantum
Electrodynamics under external constant magnetic field by integrating out all
electrons except those in the lowest Landau level. We find the one-loop
effective Lagrangian contains a marginal four-Fermi interaction with anomalous
dimension, ${(\ln2)... | [
{
"created": "Wed, 23 Jul 1997 15:31:26 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Hong",
"Deog Ki",
"",
"Pusan University"
]
] | We derive the (Wilsonian) low energy effective Lagrangian for Quantum Electrodynamics under external constant magnetic field by integrating out all electrons except those in the lowest Landau level. We find the one-loop effective Lagrangian contains a marginal four-Fermi interaction with anomalous dimension, ${(\ln2)^2... |
2204.06225 | Jason Aebischer | Jason Aebischer and Benjam\'in Grinstein | The $B_c$ decay rate in the Standard Model | 5 pages, Contribution to the proceedings of the 30th International
Symposium on Lepton Photon Interactions at High Energies, hosted by the
University of Manchester, 10-14 January 2022 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Standard Model decay rate of the $B_c$ meson is discussed together with a
novel approach based on the usage of experimental data in combination with an
operator product expansion. In the new method differences of $B,\,D$ and $B_c$
meson decay rates are considered, for which the free-quark contributions drop
out, ... | [
{
"created": "Wed, 13 Apr 2022 07:57:47 GMT",
"version": "v1"
}
] | 2022-04-14 | [
[
"Aebischer",
"Jason",
""
],
[
"Grinstein",
"Benjamín",
""
]
] | The Standard Model decay rate of the $B_c$ meson is discussed together with a novel approach based on the usage of experimental data in combination with an operator product expansion. In the new method differences of $B,\,D$ and $B_c$ meson decay rates are considered, for which the free-quark contributions drop out, le... |
2105.06261 | Chen Gang | Hong-ge Xu, Zhi-Lei She, Dai-Mei Zhou, Liang Zheng, Xiao-Lin Kang,
Gang Chen, Ben-Hao Sa | Investigation of exotic state X(3872) in $pp$ collisions at $\sqrt{s}=$7
and 13 TeV | 6 pages, 3 figures | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We have used the dynamically constrained phase space coalescence model to
study the production of the exotic state $X(3872)$ based on the hadronic final
states generated by the parton and hadron cascade model (PACIAE) with $|y|<1$
and $p_T < 15.5$ GeV/c in $pp$ collisions at $\sqrt{s}=7$ and 13 TeV,
respectively. Her... | [
{
"created": "Thu, 13 May 2021 13:07:04 GMT",
"version": "v1"
},
{
"created": "Fri, 18 Jun 2021 04:10:00 GMT",
"version": "v2"
},
{
"created": "Thu, 28 Oct 2021 12:47:23 GMT",
"version": "v3"
}
] | 2021-10-29 | [
[
"Xu",
"Hong-ge",
""
],
[
"She",
"Zhi-Lei",
""
],
[
"Zhou",
"Dai-Mei",
""
],
[
"Zheng",
"Liang",
""
],
[
"Kang",
"Xiao-Lin",
""
],
[
"Chen",
"Gang",
""
],
[
"Sa",
"Ben-Hao",
""
]
] | We have used the dynamically constrained phase space coalescence model to study the production of the exotic state $X(3872)$ based on the hadronic final states generated by the parton and hadron cascade model (PACIAE) with $|y|<1$ and $p_T < 15.5$ GeV/c in $pp$ collisions at $\sqrt{s}=7$ and 13 TeV, respectively. Here ... |
1509.02530 | Pran Nath | Bryan Kaufman, Pran Nath, Brent D Nelson, Andrew Spisak | Light Stops and Observation of Supersymmetry at LHC RUN-II | 21pages, 8 figures. Version published in PRD | null | 10.1103/PhysRevD.92.095021 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Light stops consistent with the Higgs boson mass of $\sim126\,{\rm GeV}$ are
investigated within the framework of minimal supergravity. It is shown that
models with light stops which are also consistent with the thermal relic
density constraints require stop coannihilation with the neutralino LSP. The
analysis shows ... | [
{
"created": "Tue, 8 Sep 2015 20:08:59 GMT",
"version": "v1"
},
{
"created": "Wed, 18 May 2016 22:08:02 GMT",
"version": "v2"
}
] | 2016-05-20 | [
[
"Kaufman",
"Bryan",
""
],
[
"Nath",
"Pran",
""
],
[
"Nelson",
"Brent D",
""
],
[
"Spisak",
"Andrew",
""
]
] | Light stops consistent with the Higgs boson mass of $\sim126\,{\rm GeV}$ are investigated within the framework of minimal supergravity. It is shown that models with light stops which are also consistent with the thermal relic density constraints require stop coannihilation with the neutralino LSP. The analysis shows th... |
1612.07123 | Wolfgang Schweiger | S. Kofler and W. Schweiger | A perturbative QCD approach to $\pi^- p \rightarrow D^- \Lambda_c^+$ | Talk presented by W. Schweiger at "Light Cone 2016", Lisbon, Sep.
5-8, 2016 | null | 10.1007/s00601-016-1197-7 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We employ the generalized parton picture to analyze the reaction $\pi^- p
\rightarrow D^- \Lambda_c^+$. Thereby it is assumed that the process amplitude
factorizes into one for the perturbatively calculable subprocess $\bar{u}\
u\rightarrow \bar{c}\ c$ and hadronic matrix elements that can be parameterized
in terms o... | [
{
"created": "Wed, 21 Dec 2016 14:07:48 GMT",
"version": "v1"
}
] | 2017-03-08 | [
[
"Kofler",
"S.",
""
],
[
"Schweiger",
"W.",
""
]
] | We employ the generalized parton picture to analyze the reaction $\pi^- p \rightarrow D^- \Lambda_c^+$. Thereby it is assumed that the process amplitude factorizes into one for the perturbatively calculable subprocess $\bar{u}\ u\rightarrow \bar{c}\ c$ and hadronic matrix elements that can be parameterized in terms of ... |
2203.11462 | Yisheng Song | Yisheng Song | Co-positivity of tensors and bounded from below conditions of CP
conserving two-Higgs-doublet potential | 17 pages | International Journal of Modern Physics A 38:31 (2023), 2350164 | 10.1142/S0217751X23501646 | null | hep-ph math-ph math.MP math.OC | http://creativecommons.org/licenses/by/4.0/ | In this paper, the analytic sufficient and necessary conditions are obtained
for the CP conserving two-Higgs-doublet potential to be bounded from below by
using the co-positivity of tensors. This is achieved by treating the potential
as a quartic homogeneous polynomial about the moduli of the two Higgs doublet
fields... | [
{
"created": "Tue, 22 Mar 2022 05:01:18 GMT",
"version": "v1"
},
{
"created": "Fri, 30 Dec 2022 10:55:58 GMT",
"version": "v2"
},
{
"created": "Sun, 8 Jan 2023 00:22:40 GMT",
"version": "v3"
},
{
"created": "Sat, 4 Feb 2023 04:27:14 GMT",
"version": "v4"
},
{
"cre... | 2024-01-29 | [
[
"Song",
"Yisheng",
""
]
] | In this paper, the analytic sufficient and necessary conditions are obtained for the CP conserving two-Higgs-doublet potential to be bounded from below by using the co-positivity of tensors. This is achieved by treating the potential as a quartic homogeneous polynomial about the moduli of the two Higgs doublet fields, ... |
1602.00590 | Melissa van Beekveld | Melissa van Beekveld, Wim Beenakker, Sascha Caron and Roberto Ruiz de
Austri | The case for 100 GeV bino dark matter: A dedicated LHC tri-lepton search | Published in JHEP | null | 10.1007/JHEP04(2016)154 | null | hep-ph astro-ph.HE hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Global fit studies performed in the pMSSM and the photon excess signal
originating from the Galactic Center seem to suggest compressed electroweak
supersymmetric spectra with a $\sim$100 GeV bino-like dark matter particle. We
find that these scenarios are not probed by traditional electroweak
supersymmetry searches a... | [
{
"created": "Mon, 1 Feb 2016 16:47:11 GMT",
"version": "v1"
},
{
"created": "Mon, 2 May 2016 08:12:22 GMT",
"version": "v2"
}
] | 2016-05-03 | [
[
"van Beekveld",
"Melissa",
""
],
[
"Beenakker",
"Wim",
""
],
[
"Caron",
"Sascha",
""
],
[
"de Austri",
"Roberto Ruiz",
""
]
] | Global fit studies performed in the pMSSM and the photon excess signal originating from the Galactic Center seem to suggest compressed electroweak supersymmetric spectra with a $\sim$100 GeV bino-like dark matter particle. We find that these scenarios are not probed by traditional electroweak supersymmetry searches at ... |
1904.11990 | Christopher Verhaaren | Zackaria Chacko, Can Kilic, Saereh Najjari, Christopher B. Verhaaren | Collider Signals of the Mirror Twin Higgs through the Hypercharge Portal | 28 pages, 9 figures; Updated to published version | Phys. Rev. D 100, 035037 (2019) | 10.1103/PhysRevD.100.035037 | MITP/18-113, UTTG-25-18 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the collider signals arising from kinetic mixing between the
hypercharge gauge boson of the Standard Model and its twin counterpart in the
Mirror Twin Higgs model, in the framework in which the twin photon is massive.
Through the mixing, the Standard Model fermions acquire charges under the
mirror photon ... | [
{
"created": "Fri, 26 Apr 2019 18:00:02 GMT",
"version": "v1"
},
{
"created": "Fri, 30 Aug 2019 16:26:36 GMT",
"version": "v2"
}
] | 2019-09-02 | [
[
"Chacko",
"Zackaria",
""
],
[
"Kilic",
"Can",
""
],
[
"Najjari",
"Saereh",
""
],
[
"Verhaaren",
"Christopher B.",
""
]
] | We consider the collider signals arising from kinetic mixing between the hypercharge gauge boson of the Standard Model and its twin counterpart in the Mirror Twin Higgs model, in the framework in which the twin photon is massive. Through the mixing, the Standard Model fermions acquire charges under the mirror photon an... |
hep-ph/9906404 | Karapet A. Ispiryan | R. O. Avakian, L. A. Gevorgian, K. A. Ispirian, R. K. Ispirian | Stimulated Radiation of Particles in Crystallic Undulators | 8 pages, Latex | null | null | YerPhI-99-11 | hep-ph | null | It is investigated the stimulated radiation which arises when the density and
energy of the beam of relativistic particles channeled in microscopic
crystallic undulators (CU) obtained by the application of transverse ultrasonic
(US) oscillations to single crystals, exceed certain values. For positron beams
expected a... | [
{
"created": "Thu, 17 Jun 1999 06:14:34 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Avakian",
"R. O.",
""
],
[
"Gevorgian",
"L. A.",
""
],
[
"Ispirian",
"K. A.",
""
],
[
"Ispirian",
"R. K.",
""
]
] | It is investigated the stimulated radiation which arises when the density and energy of the beam of relativistic particles channeled in microscopic crystallic undulators (CU) obtained by the application of transverse ultrasonic (US) oscillations to single crystals, exceed certain values. For positron beams expected at ... |
0907.1979 | Mauricio Bustamante | J. L. Bazo Alba (1), M. Bustamante (1), A. M. Gago (1), O. G. Miranda
(2) ((1) Lima, Pont. U. Catolica, (2) Cinvestav, Ipn) | High energy astrophysical neutrino flux and modified dispersion
relations | Accepted for publication in the Int. J. Mod. Phys. A -- Typo in
online version of abstract corrected | Int.J.Mod.Phys.A24:5819-5829,2009 | 10.1142/S0217751X09047429 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by the interest in searches for violation of CPT invariance, we
study its possible effects in the flavour ratios of high-energy neutrinos
coming from cosmic accelerators. In particular, we focus on the effect of an
energy independent new physics contribution to the neutrino flavour oscillation
phase and exp... | [
{
"created": "Sat, 11 Jul 2009 17:45:17 GMT",
"version": "v1"
},
{
"created": "Mon, 13 Jul 2009 22:57:21 GMT",
"version": "v2"
}
] | 2010-01-06 | [
[
"Alba",
"J. L. Bazo",
"",
"Lima, Pont. U. Catolica"
],
[
"Bustamante",
"M.",
"",
"Lima, Pont. U. Catolica"
],
[
"Gago",
"A. M.",
"",
"Lima, Pont. U. Catolica"
],
[
"Miranda",
"O. G.",
"",
"Cinvestav, Ipn"
]
] | Motivated by the interest in searches for violation of CPT invariance, we study its possible effects in the flavour ratios of high-energy neutrinos coming from cosmic accelerators. In particular, we focus on the effect of an energy independent new physics contribution to the neutrino flavour oscillation phase and explo... |
1308.6779 | Alejandro Celis | Alejandro Celis | Effects of a charged Higgs boson in $B \rightarrow D^{(*)} \tau \nu$
decays | 6 pages, 1 figure and 2 tables; 2013 EPS Conference Proceedings. v2:
minor changes and references added | null | null | IFIC/13-59, FTUV/13-0830 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this talk I consider the current status of $B \rightarrow D^{(*)} \tau
\nu$ decays in the context of two-Higgs-doublet models. The BaBar collaboration
has reported an excess in semileptonic $b \rightarrow c \tau \nu$ transitions
that has gathered recent interest as a possible signature of new physics. The
sensitiv... | [
{
"created": "Fri, 30 Aug 2013 15:51:23 GMT",
"version": "v1"
},
{
"created": "Wed, 25 Sep 2013 18:40:34 GMT",
"version": "v2"
}
] | 2013-09-26 | [
[
"Celis",
"Alejandro",
""
]
] | In this talk I consider the current status of $B \rightarrow D^{(*)} \tau \nu$ decays in the context of two-Higgs-doublet models. The BaBar collaboration has reported an excess in semileptonic $b \rightarrow c \tau \nu$ transitions that has gathered recent interest as a possible signature of new physics. The sensitivit... |
0810.3315 | Alexander Bakulev | Alexander P. Bakulev | Thresholds in FAPT: Euclid vs Minkowski | 14 pages, 2 tables, 10 figures. Invited talk at the 15th
International Seminar on High Energy Physics "QUARKS-2008", Sergiev Posad,
Russia, 23--29 May, 2008. Referrences are supplemented with HEP-Arxiv numbers | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We give a short introduction to the Analytic Perturbation Theory (APT) in
QCD, describe its problems and suggest as a tool for their resolution the
Fractional APT (FAPT). We also describe shortly how to treat heavy-quark
thresholds in FAPT. As an applications of this technique we discuss (i) the
pion form factor calc... | [
{
"created": "Sat, 18 Oct 2008 13:24:54 GMT",
"version": "v1"
},
{
"created": "Tue, 21 Oct 2008 16:04:59 GMT",
"version": "v2"
}
] | 2008-10-21 | [
[
"Bakulev",
"Alexander P.",
""
]
] | We give a short introduction to the Analytic Perturbation Theory (APT) in QCD, describe its problems and suggest as a tool for their resolution the Fractional APT (FAPT). We also describe shortly how to treat heavy-quark thresholds in FAPT. As an applications of this technique we discuss (i) the pion form factor calcul... |
1806.01876 | Anirban Biswas | Anirban Biswas, Debasish Borah, Dibyendu Nanda | When Freeze-out Precedes Freeze-in: Sub-TeV Fermion Triplet Dark Matter
with Radiative Neutrino Mass | 29 pages, 10 figures, few minor changes in the text, version
published in JCAP | JCAP09(2018)014 | 10.1088/1475-7516/2018/09/014 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a minimal predictive scenario for dark matter and radiative
neutrino mass where the relic abundance of dark matter is generated from a
hybrid setup comprising of both thermal freeze-out as well as non-thermal
freeze-in mechanisms. Considering three copies of fermion triplets and one
scalar doublet, odd und... | [
{
"created": "Tue, 5 Jun 2018 18:13:47 GMT",
"version": "v1"
},
{
"created": "Mon, 10 Sep 2018 15:49:19 GMT",
"version": "v2"
}
] | 2018-09-11 | [
[
"Biswas",
"Anirban",
""
],
[
"Borah",
"Debasish",
""
],
[
"Nanda",
"Dibyendu",
""
]
] | We propose a minimal predictive scenario for dark matter and radiative neutrino mass where the relic abundance of dark matter is generated from a hybrid setup comprising of both thermal freeze-out as well as non-thermal freeze-in mechanisms. Considering three copies of fermion triplets and one scalar doublet, odd under... |
hep-ph/0110155 | Ansgar Denner | Ansgar Denner | Electroweak Radiative Corrections at High Energies | 6 pages, LaTeX, JHEP style, talk given at the International
Europhysics Conference on High Energy Physics, Budapest, Hungary, July 12-18,
2001 | null | null | null | hep-ph | null | For energies far above the electroweak scale, large electroweak radiative
corrections occur that grow logarithmically with energy and can easily reach
several tens of per cent in the TeV range. Recent work on these corrections is
reviewed.
| [
{
"created": "Thu, 11 Oct 2001 16:32:27 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Denner",
"Ansgar",
""
]
] | For energies far above the electroweak scale, large electroweak radiative corrections occur that grow logarithmically with energy and can easily reach several tens of per cent in the TeV range. Recent work on these corrections is reviewed. |
1903.06884 | Manjit Kaur Dr. | Aayushi Singla, M. Kaur | Multiplicity moments of shifted Gompertz distribution in $e^{+}e^{-}$,
$p\bar{p}$ and $pp$ collisions at high energies | 10 pages, 11 figures, 3 tables | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In continuation of our earlier work, in which we analysed the charged
particle multiplicities in leptonic and hadronic interactions at different
center of mass energies in full phase space as well as in restricted phase
space with the shifted Gompertz distribution, a detailed analysis of the
normalized and factorial ... | [
{
"created": "Sat, 16 Mar 2019 06:02:24 GMT",
"version": "v1"
},
{
"created": "Wed, 11 Sep 2019 10:46:11 GMT",
"version": "v2"
}
] | 2019-09-12 | [
[
"Singla",
"Aayushi",
""
],
[
"Kaur",
"M.",
""
]
] | In continuation of our earlier work, in which we analysed the charged particle multiplicities in leptonic and hadronic interactions at different center of mass energies in full phase space as well as in restricted phase space with the shifted Gompertz distribution, a detailed analysis of the normalized and factorial mo... |
1812.06692 | Mattia Dalla Brida | Mattia Dalla Brida (on behalf of the ALPHA Collaboration) | Precision Determination of $\alpha_s$ from Lattice QCD | 14 pages, 4 figures. Contribution from the "Selected Papers from the
7th International Conference on New Frontiers in Physics (ICNFP 2018)" | Universe 2018, 4(12), 148 | 10.3390/universe4120148 | null | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present an overview of the recent lattice determination of the QCD
coupling $\alpha_s$ by the ALPHA Collaboration. The computation is based on the
non-perturbative determination of the $\Lambda$-parameter of $N_{\rm f}=3$ QCD,
and the perturbative matching of the $N_{\rm f}=3$ and $N_{\rm f}=5$ theories.
The final... | [
{
"created": "Mon, 17 Dec 2018 10:56:57 GMT",
"version": "v1"
}
] | 2018-12-18 | [
[
"Brida",
"Mattia Dalla",
"",
"on behalf of the ALPHA Collaboration"
]
] | We present an overview of the recent lattice determination of the QCD coupling $\alpha_s$ by the ALPHA Collaboration. The computation is based on the non-perturbative determination of the $\Lambda$-parameter of $N_{\rm f}=3$ QCD, and the perturbative matching of the $N_{\rm f}=3$ and $N_{\rm f}=5$ theories. The final r... |
2406.03331 | Henrique Brito C\^amara | J. R. Rocha, H. B. C\^amara, R. G. Felipe, F. R. Joaquim | Minimal U(1) two-Higgs-doublet models for quark and lepton flavour | 32 LaTeX pages; 7 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the context of the 2HDM, and assuming that neutrinos acquire masses via
the Weinberg operator, we perform a systematic analysis to determine the
minimal quark and lepton flavour patterns, compatible with masses, mixing and
CP violation data, realisable by Abelian symmetries. We determine four minimal
models for qu... | [
{
"created": "Wed, 5 Jun 2024 14:45:00 GMT",
"version": "v1"
}
] | 2024-06-06 | [
[
"Rocha",
"J. R.",
""
],
[
"Câmara",
"H. B.",
""
],
[
"Felipe",
"R. G.",
""
],
[
"Joaquim",
"F. R.",
""
]
] | In the context of the 2HDM, and assuming that neutrinos acquire masses via the Weinberg operator, we perform a systematic analysis to determine the minimal quark and lepton flavour patterns, compatible with masses, mixing and CP violation data, realisable by Abelian symmetries. We determine four minimal models for quar... |
0908.0395 | Tatsuo Kobayashi | Kang-Sin Choi, Tatsuo Kobayashi, Ryosuke Maruyama, Masaki Murata,
Yuichiro Nakai, Hiroshi Ohki, Manabu Sakai | E6,7,8 Magnetized Extra Dimensional Models | 17 pages, 1 figure | Eur.Phys.J.C67:273-282,2010 | 10.1140/epjc/s10052-010-1275-9 | KUNS-2223, YITP-09-50 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study 10D super Yang-Mills theory with the gauge groups $E_6$, $E_7$ and
$E_8$. We consider the torus/orbifold compacfitication with magnetic fluxes and
Wilson lines. They lead to 4D interesting models with three families of quarks
and leptons, whose profiles in extra dimensions are quasi-localized because of
magn... | [
{
"created": "Tue, 4 Aug 2009 08:24:58 GMT",
"version": "v1"
},
{
"created": "Thu, 25 Feb 2010 02:23:50 GMT",
"version": "v2"
}
] | 2014-11-20 | [
[
"Choi",
"Kang-Sin",
""
],
[
"Kobayashi",
"Tatsuo",
""
],
[
"Maruyama",
"Ryosuke",
""
],
[
"Murata",
"Masaki",
""
],
[
"Nakai",
"Yuichiro",
""
],
[
"Ohki",
"Hiroshi",
""
],
[
"Sakai",
"Manabu",
""
]
] | We study 10D super Yang-Mills theory with the gauge groups $E_6$, $E_7$ and $E_8$. We consider the torus/orbifold compacfitication with magnetic fluxes and Wilson lines. They lead to 4D interesting models with three families of quarks and leptons, whose profiles in extra dimensions are quasi-localized because of magnet... |
1506.02148 | Farvah Mahmoudi | A. Arbey, M. Battaglia, F. Mahmoudi | Monojet Searches for MSSM Simplified Models | 9 pages, 8 figures | Phys. Rev. D 94, 055015 (2016) | 10.1103/PhysRevD.94.055015 | CERN-PH-TH/2015-133 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We explore the implications of monojet searches at hadron colliders in the
minimal supersymmetric extension of the Standard Model (MSSM). To quantify the
impact of monojet searches, we consider simplified MSSM scenarios with
neutralino dark matter. The monojet results of the LHC Run 1 are reinterpreted
in the context... | [
{
"created": "Sat, 6 Jun 2015 13:02:21 GMT",
"version": "v1"
},
{
"created": "Mon, 19 Sep 2016 20:00:48 GMT",
"version": "v2"
}
] | 2016-09-21 | [
[
"Arbey",
"A.",
""
],
[
"Battaglia",
"M.",
""
],
[
"Mahmoudi",
"F.",
""
]
] | We explore the implications of monojet searches at hadron colliders in the minimal supersymmetric extension of the Standard Model (MSSM). To quantify the impact of monojet searches, we consider simplified MSSM scenarios with neutralino dark matter. The monojet results of the LHC Run 1 are reinterpreted in the context o... |
hep-ph/9812475 | Ferruccio Feruglio | Guido Altarelli and Ferruccio Feruglio | A Simple Grand Unification View of Neutrino Mixing and Fermion Mass
Matrices | 12 pages, LATEX, no figures; discussion added on the just-so
solution; version to appear on Phys. Lett. B | Phys.Lett.B451:388-396,1999 | 10.1016/S0370-2693(99)00208-7 | CERN-TH/98-410, DFPD-98/TH/52 | hep-ph | null | Assuming three light neutrinos and the see-saw mechanism we present a
semiquantitative model of fermion masses based on (SUSY) SU(5) and abelian
horizontal charges. A good description of the observed pattern of quark and
lepton masses is obtained. For neutrinos we naturally obtain widely split
masses and large atmosp... | [
{
"created": "Tue, 22 Dec 1998 14:32:47 GMT",
"version": "v1"
},
{
"created": "Mon, 8 Mar 1999 09:20:27 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Altarelli",
"Guido",
""
],
[
"Feruglio",
"Ferruccio",
""
]
] | Assuming three light neutrinos and the see-saw mechanism we present a semiquantitative model of fermion masses based on (SUSY) SU(5) and abelian horizontal charges. A good description of the observed pattern of quark and lepton masses is obtained. For neutrinos we naturally obtain widely split masses and large atmosphe... |
1504.05187 | Adam Coogan | Adam Coogan, Stefano Profumo, William Shepherd | Monochromatic Gamma Rays from Dark Matter Annihilation to Leptons | 21 pages plus appendices, 7 figures. v2: added experimental
constraints from CMB and Fermi, expanded and reorganized discussion
throughout. Accepted by JHEP | JHEP 1508 (2015) 074 | 10.1007/JHEP08(2015)074 | SCIPP 15/06 | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the relation between the annihilation of dark matter (DM)
particles into lepton pairs and into 2-body final states including one or two
photons. We parametrize the DM interactions with leptons in terms of contact
interactions, and calculate the loop-level annihilation into monochromatic
gamma rays, spe... | [
{
"created": "Mon, 20 Apr 2015 20:00:39 GMT",
"version": "v1"
},
{
"created": "Mon, 20 Jul 2015 18:58:07 GMT",
"version": "v2"
}
] | 2015-09-03 | [
[
"Coogan",
"Adam",
""
],
[
"Profumo",
"Stefano",
""
],
[
"Shepherd",
"William",
""
]
] | We investigate the relation between the annihilation of dark matter (DM) particles into lepton pairs and into 2-body final states including one or two photons. We parametrize the DM interactions with leptons in terms of contact interactions, and calculate the loop-level annihilation into monochromatic gamma rays, speci... |
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