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hep-ph/9606415 | Piotr Chankowski | P.H. Chankowski (SCIPP, Warsaw), D. Choudhoury (MPI Munich), S.
Pokorski (MPI Munich, Warsaw) | ALEPH Four-Jet Excess, $R_b$ and $R-$Parity Violation | 17 pages, submited as uuencoded gz-compressed .tar file containing
LATEX file and figures. Some typos fixed and the important error in the
caption of Fig. 7 corrected | Phys.Lett. B389 (1996) 677-686 | 10.1016/S0370-2693(96)01335-4 | SCIPP-96/27, MPI-PTh/96-44 | hep-ph | null | We review briefly the indications for some relatively light superpartners
based on the ~$R_b$ ~anomaly and discuss the dependence of the potential
increase in $R_b$ on the assumption about ~$R-$parity (non)conservation. We
point out that the exotic 4-jet events reported by ALEPH may constitute a
signal for supersymme... | [
{
"created": "Sun, 23 Jun 1996 20:25:04 GMT",
"version": "v1"
},
{
"created": "Mon, 24 Jun 1996 22:12:35 GMT",
"version": "v2"
}
] | 2009-10-28 | [
[
"Chankowski",
"P. H.",
"",
"SCIPP, Warsaw"
],
[
"Choudhoury",
"D.",
"",
"MPI Munich"
],
[
"Pokorski",
"S.",
"",
"MPI Munich, Warsaw"
]
] | We review briefly the indications for some relatively light superpartners based on the ~$R_b$ ~anomaly and discuss the dependence of the potential increase in $R_b$ on the assumption about ~$R-$parity (non)conservation. We point out that the exotic 4-jet events reported by ALEPH may constitute a signal for supersymmetr... |
0907.0668 | Alexander Dolgov | A.D. Dolgov | Introduction to Cosmology | 58 pages, 3 figures, lectures at ITEP winter school, 2009, for
particle physicists | Phys.Atom.Nucl.73:815-847,2010 | 10.1134/S1063778810050091 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | An introductory lectures on cosmology at ITEP Winter School for students
specializing in particle physics are presented. Many important subjects are not
covered because of lack of time and space but hopefully the lectures may serve
as a starting point for further studies.
| [
{
"created": "Fri, 3 Jul 2009 16:38:13 GMT",
"version": "v1"
}
] | 2014-11-20 | [
[
"Dolgov",
"A. D.",
""
]
] | An introductory lectures on cosmology at ITEP Winter School for students specializing in particle physics are presented. Many important subjects are not covered because of lack of time and space but hopefully the lectures may serve as a starting point for further studies. |
2209.09429 | Yue Zhang | Yue Zhang | The Axion Quality and Fifth Force | 10 pages, 1 figure. v2: Corrected the comment on equivalence
principle in case 2, and a few typos. Main results unchanged | Phys. Rev. D 107, 055025 (2023) | 10.1103/PhysRevD.107.055025 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We investigate what it takes for the axion to address the strong CP problem
in the presence of explicit Peccei-Quinn (PQ) symmetry breaking effects besides
the strong interaction. In cases where the PQ-Higgsing scalar field directly
couples to the Standard Model sector, it is pointed out that existing fifth
force exp... | [
{
"created": "Tue, 20 Sep 2022 02:51:21 GMT",
"version": "v1"
},
{
"created": "Tue, 27 Sep 2022 21:07:48 GMT",
"version": "v2"
}
] | 2023-03-20 | [
[
"Zhang",
"Yue",
""
]
] | We investigate what it takes for the axion to address the strong CP problem in the presence of explicit Peccei-Quinn (PQ) symmetry breaking effects besides the strong interaction. In cases where the PQ-Higgsing scalar field directly couples to the Standard Model sector, it is pointed out that existing fifth force exper... |
1208.1533 | Stephen P. Martin | Stephen P. Martin | Shift in the LHC Higgs diphoton mass peak from interference with
background | 10 pages. v2: comments on scale variation added, reference added | null | 10.1103/PhysRevD.86.073016 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Higgs diphoton amplitude from gluon fusion at the LHC interferes with the
continuum background induced by quark loops. I investigate the effect of this
interference on the position of the diphoton invariant mass peak used to help
determine the Higgs mass. At leading order, the interference shifts the peak
towards... | [
{
"created": "Tue, 7 Aug 2012 21:58:37 GMT",
"version": "v1"
},
{
"created": "Thu, 11 Oct 2012 04:38:44 GMT",
"version": "v2"
}
] | 2013-05-30 | [
[
"Martin",
"Stephen P.",
""
]
] | The Higgs diphoton amplitude from gluon fusion at the LHC interferes with the continuum background induced by quark loops. I investigate the effect of this interference on the position of the diphoton invariant mass peak used to help determine the Higgs mass. At leading order, the interference shifts the peak towards l... |
2006.05663 | Shuai Zhao | Shuai Zhao and Anatoly V. Radyushkin | $B$-meson Ioffe-time distribution amplitude at short distances | 6 pages, 1 figure, version published in Phys. Rev. D | Phys. Rev. D 103, 054022 (2021) | 10.1103/PhysRevD.103.054022 | JLAB-THY-20-3205 | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose the approach for a lattice investigation of light-cone
distribution amplitudes (LCDA) of heavy-light mesons, such as the $B$-meson,
using the formalism of parton pseudo-distributions. A basic ingredient of the
approach is the study of short-distance behavior of the $B$-meson Ioffe-time
distribution amplitu... | [
{
"created": "Wed, 10 Jun 2020 05:32:33 GMT",
"version": "v1"
},
{
"created": "Fri, 19 Mar 2021 18:21:10 GMT",
"version": "v2"
}
] | 2021-03-23 | [
[
"Zhao",
"Shuai",
""
],
[
"Radyushkin",
"Anatoly V.",
""
]
] | We propose the approach for a lattice investigation of light-cone distribution amplitudes (LCDA) of heavy-light mesons, such as the $B$-meson, using the formalism of parton pseudo-distributions. A basic ingredient of the approach is the study of short-distance behavior of the $B$-meson Ioffe-time distribution amplitude... |
2110.12441 | Qing-Yong Lin | Qing-Yong Lin, Xiang Liu | Production of charmed baryon $\Lambda_c(2860)$ via low energy
antiproton-proton interaction | 7pages, 14 figures | null | 10.1103/PhysRevD.105.014035 | null | hep-ph hep-ex | http://creativecommons.org/publicdomain/zero/1.0/ | In the present work, we study the production problem of the charmed baryon
$\Lambda_c(2860)^+$ at $\overline{\mbox{P}}$ANDA. With the $J^P=\frac{3}{2}^+$
assignment to $\Lambda_c(2860)^+$, an effective Lagrangian approach is adopted
to calculate the cross section of $p\bar{p} \to \Lambda_c^-\Lambda_c(2860)^+$.
The Da... | [
{
"created": "Sun, 24 Oct 2021 13:28:34 GMT",
"version": "v1"
},
{
"created": "Tue, 26 Oct 2021 12:26:58 GMT",
"version": "v2"
},
{
"created": "Fri, 7 Jan 2022 14:40:53 GMT",
"version": "v3"
}
] | 2022-02-09 | [
[
"Lin",
"Qing-Yong",
""
],
[
"Liu",
"Xiang",
""
]
] | In the present work, we study the production problem of the charmed baryon $\Lambda_c(2860)^+$ at $\overline{\mbox{P}}$ANDA. With the $J^P=\frac{3}{2}^+$ assignment to $\Lambda_c(2860)^+$, an effective Lagrangian approach is adopted to calculate the cross section of $p\bar{p} \to \Lambda_c^-\Lambda_c(2860)^+$. The Dali... |
1107.5294 | Leonard Gamberg | Daniel Boer, Leonard Gamberg, Bernhard Musch, Alexei Prokudin | Bessel-Weighted Asymmetries in Semi Inclusive Deep Inelastic Scattering | Matches published version, JHEP style, 36 pages and 2 figures, minor
corrections | JHEP 10 (2011) 021 | 10.1007/JHEP10(2011)021 | JLAB-THY-11-1327 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The concept of weighted asymmetries is revisited for semi-inclusive deep
inelastic scattering. We consider the cross section in Fourier space, conjugate
to the outgoing hadron's transverse momentum, where convolutions of transverse
momentum dependent parton distribution functions and fragmentation functions
become si... | [
{
"created": "Tue, 26 Jul 2011 19:09:11 GMT",
"version": "v1"
},
{
"created": "Thu, 22 Dec 2011 19:28:28 GMT",
"version": "v2"
}
] | 2015-05-28 | [
[
"Boer",
"Daniel",
""
],
[
"Gamberg",
"Leonard",
""
],
[
"Musch",
"Bernhard",
""
],
[
"Prokudin",
"Alexei",
""
]
] | The concept of weighted asymmetries is revisited for semi-inclusive deep inelastic scattering. We consider the cross section in Fourier space, conjugate to the outgoing hadron's transverse momentum, where convolutions of transverse momentum dependent parton distribution functions and fragmentation functions become simp... |
1404.5953 | Bibhushan Shakya | Anson Hook, John Kearney, Bibhushan Shakya, Kathryn M. Zurek | Probable or Improbable Universe? Correlating Electroweak Vacuum
Instability with the Scale of Inflation | 26 pages, 7 figures. Clarifications added. Matches published version
in JHEP | null | 10.1007/JHEP01(2015)061 | MCTP-14-10 | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Measurements of the Higgs boson and top quark masses indicate that the
Standard Model Higgs potential becomes unstable around $\Lambda_I \sim 10^{11}$
GeV. This instability is cosmologically relevant since quantum fluctuations
during inflation can easily destabilize the electroweak vacuum if the Hubble
parameter duri... | [
{
"created": "Wed, 23 Apr 2014 20:00:04 GMT",
"version": "v1"
},
{
"created": "Tue, 10 Feb 2015 21:14:17 GMT",
"version": "v2"
}
] | 2015-06-19 | [
[
"Hook",
"Anson",
""
],
[
"Kearney",
"John",
""
],
[
"Shakya",
"Bibhushan",
""
],
[
"Zurek",
"Kathryn M.",
""
]
] | Measurements of the Higgs boson and top quark masses indicate that the Standard Model Higgs potential becomes unstable around $\Lambda_I \sim 10^{11}$ GeV. This instability is cosmologically relevant since quantum fluctuations during inflation can easily destabilize the electroweak vacuum if the Hubble parameter during... |
0711.2006 | Carlos Luis Schat | Dan Pirjol, Carlos Schat | Excited Baryons in Large Nc QCD: Matching the 1/Nc expansion to quark
models using the permutation group S_N | 6 pages, Invited plenary talk at NSTAR2007, Workshop on the Physics
of Excited Nucleons, 5 - 8 September 2007, Bonn, Germany | null | null | null | hep-ph hep-th nucl-th | null | We show how to match quark models to the 1/Nc expansion of QCD. As an example
we discuss in detail the mass operator of orbitally excited baryons and match
it to the one-gluon exchange and the one-boson exchange variants of the quark
model. The matching procedure is very general and makes use of the
transformation pr... | [
{
"created": "Tue, 13 Nov 2007 16:28:08 GMT",
"version": "v1"
}
] | 2007-11-26 | [
[
"Pirjol",
"Dan",
""
],
[
"Schat",
"Carlos",
""
]
] | We show how to match quark models to the 1/Nc expansion of QCD. As an example we discuss in detail the mass operator of orbitally excited baryons and match it to the one-gluon exchange and the one-boson exchange variants of the quark model. The matching procedure is very general and makes use of the transformation prop... |
2309.10032 | Anupam Ray | Maxim Pospelov and Anupam Ray | Neutrinos from Earth-Bound Dark Matter Annihilation | v2: 15 pages, 5 figures. Minor clarifications added, conclusion
unchanged. Published in JCAP | JCAP 01 (2024) 029 | 10.1088/1475-7516/2024/01/029 | N3AS-23-030 | hep-ph astro-ph.CO astro-ph.EP | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A sub-component of dark matter with a short collision length compared to a
planetary size leads to efficient accumulation of dark matter in astrophysical
bodies. We analyze possible neutrino signals from the annihilation of such dark
matter and conclude that in the optically thick regime for dark matter capture,
the ... | [
{
"created": "Mon, 18 Sep 2023 18:00:02 GMT",
"version": "v1"
},
{
"created": "Fri, 12 Jan 2024 14:33:53 GMT",
"version": "v2"
}
] | 2024-01-15 | [
[
"Pospelov",
"Maxim",
""
],
[
"Ray",
"Anupam",
""
]
] | A sub-component of dark matter with a short collision length compared to a planetary size leads to efficient accumulation of dark matter in astrophysical bodies. We analyze possible neutrino signals from the annihilation of such dark matter and conclude that in the optically thick regime for dark matter capture, the Ea... |
1507.06197 | Matteo Cacciari | Matteo Cacciari, Michelangelo L. Mangano and Paolo Nason | Gluon PDF constraints from the ratio of forward heavy quark production
at the LHC at \sqrt{S}=7 and 13 TeV | 21 pages, 13 figures, 12 tables | null | null | CERN-PH-TH/2015-171 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss production of charm and bottom quarks at forward rapidity in pp
collisions at the LHC, updating the QCD predictions for the run at \sqrt{S}=13
TeV. We show that, while the absolute rates suffer from large theoretical
systematics, dominated by scale uncertainties, the increase relative to the
rates precisel... | [
{
"created": "Wed, 22 Jul 2015 14:13:28 GMT",
"version": "v1"
}
] | 2015-07-23 | [
[
"Cacciari",
"Matteo",
""
],
[
"Mangano",
"Michelangelo L.",
""
],
[
"Nason",
"Paolo",
""
]
] | We discuss production of charm and bottom quarks at forward rapidity in pp collisions at the LHC, updating the QCD predictions for the run at \sqrt{S}=13 TeV. We show that, while the absolute rates suffer from large theoretical systematics, dominated by scale uncertainties, the increase relative to the rates precisely ... |
0903.5209 | Stefan Strau{\ss} | S.Strauss, S.Mattiello, and M.Beyer | Light-front Nambu--Jona-Lasinio model at finite temperature and density | 16 pages, 6 figures | J.Phys.G36:085006,2009 | 10.1088/0954-3899/36/8/085006 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In recent years light-front quantisation has been extended to allow for a
consistent treatment of systems at finite temperature and density. This is in
particular interesting for an investigation of the processes in nuclear matter
under extreme condition as occurring, e.g., during a heavy ion collision.
Utilising a D... | [
{
"created": "Mon, 30 Mar 2009 12:45:45 GMT",
"version": "v1"
}
] | 2009-07-22 | [
[
"Strauss",
"S.",
""
],
[
"Mattiello",
"S.",
""
],
[
"Beyer",
"M.",
""
]
] | In recent years light-front quantisation has been extended to allow for a consistent treatment of systems at finite temperature and density. This is in particular interesting for an investigation of the processes in nuclear matter under extreme condition as occurring, e.g., during a heavy ion collision. Utilising a Dys... |
1612.01777 | Santi Peris | Diogo Boito, Maarten Golterman, Kim Maltman and Santiago Peris | $\alpha_s$ in 2016 from the (revised) ALEPH data for $\tau$ decay | Contribution to ICHEP 2016. 6 pages, 3 figures | null | null | null | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We summarize a comparison of the two strategies which are currently available
in the literature for determining the value of $\alpha_s(m_\tau)$. We will
refer to these as the truncated Operator Product Expansion model and the
Duality Violation model. After describing the main features of both approaches,
we explain w... | [
{
"created": "Tue, 6 Dec 2016 12:30:19 GMT",
"version": "v1"
}
] | 2016-12-07 | [
[
"Boito",
"Diogo",
""
],
[
"Golterman",
"Maarten",
""
],
[
"Maltman",
"Kim",
""
],
[
"Peris",
"Santiago",
""
]
] | We summarize a comparison of the two strategies which are currently available in the literature for determining the value of $\alpha_s(m_\tau)$. We will refer to these as the truncated Operator Product Expansion model and the Duality Violation model. After describing the main features of both approaches, we explain why... |
1301.7163 | Alexander Potylitsyn | A. Potylitsyn, A. Kol`chuzhkin | Characteristics of Final Particles in Multiple Compton Backscattering
Process | 13 pages, 7 figures | null | 10.1016/j.nimb.2013.01.071 | null | hep-ph physics.acc-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | An electron passing through a counter propagating intense laser beam can
interact with a few laser photons with emission of a hard photon in each
collision event. In contrast with the well-known nonlinear Compton
backscattering process the above mentioned process may be named as multiple
Compton backscattering proces... | [
{
"created": "Wed, 30 Jan 2013 08:38:24 GMT",
"version": "v1"
}
] | 2015-06-12 | [
[
"Potylitsyn",
"A.",
""
],
[
"Kol`chuzhkin",
"A.",
""
]
] | An electron passing through a counter propagating intense laser beam can interact with a few laser photons with emission of a hard photon in each collision event. In contrast with the well-known nonlinear Compton backscattering process the above mentioned process may be named as multiple Compton backscattering process ... |
1403.6451 | Li Lin Yang | Thomas Gehrmann, Thomas Luebbert, Li Lin Yang | Calculation of the transverse parton distribution functions at
next-to-next-to-leading order | 34 pages, 2 figures, FORM file of results included to source; fixed a
typo in I_{q/q}^{(2)} | null | 10.1007/JHEP06(2014)155 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We describe the perturbative calculation of the transverse parton
distribution functions in all partonic channels up to next-to-next-to-leading
order based on a gauge invariant operator definition. We demonstrate the
cancellation of light-cone divergences and show that universal
process-independent transverse parton ... | [
{
"created": "Tue, 25 Mar 2014 18:47:09 GMT",
"version": "v1"
},
{
"created": "Thu, 10 Apr 2014 23:05:12 GMT",
"version": "v2"
},
{
"created": "Mon, 7 Feb 2022 07:56:50 GMT",
"version": "v3"
}
] | 2022-02-08 | [
[
"Gehrmann",
"Thomas",
""
],
[
"Luebbert",
"Thomas",
""
],
[
"Yang",
"Li Lin",
""
]
] | We describe the perturbative calculation of the transverse parton distribution functions in all partonic channels up to next-to-next-to-leading order based on a gauge invariant operator definition. We demonstrate the cancellation of light-cone divergences and show that universal process-independent transverse parton di... |
2105.08210 | Teruyuki Kitabayashi | Yuta Hyodo and Teruyuki Kitabayashi | New magic textures of Majorana neutrinos and baryon asymmetry of the
Universe | 36 pages, 15 figures | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | The magic texture is one of the successful textures of the flavor neutrino
mass matrix for Majorana neutrinos. In this paper, it turns out that two new
types of magic textures are also consistent with the neutrino oscillation
experiments, observation of cosmic microwave background radiation, and
neutrinoless double b... | [
{
"created": "Tue, 18 May 2021 00:30:59 GMT",
"version": "v1"
},
{
"created": "Mon, 2 Aug 2021 01:49:42 GMT",
"version": "v2"
},
{
"created": "Mon, 8 Nov 2021 01:37:52 GMT",
"version": "v3"
}
] | 2021-11-09 | [
[
"Hyodo",
"Yuta",
""
],
[
"Kitabayashi",
"Teruyuki",
""
]
] | The magic texture is one of the successful textures of the flavor neutrino mass matrix for Majorana neutrinos. In this paper, it turns out that two new types of magic textures are also consistent with the neutrino oscillation experiments, observation of cosmic microwave background radiation, and neutrinoless double bet... |
1301.5313 | Dave Hollander | D. Hollander | Astrophysical neutrino flavor ratios in the presence of sterile
neutrinos | 8 pages, 4 figures, 1 table | null | null | null | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Astrophysical objects such as active-galactic nuclei (AGN) and gamma-ray
bursts (GRBs) can be sources of high energy, astrophysical neutrinos. The decay
of charged pions produces electron and muon-flavor neutrinos from the primary
decay of the pion, and from the secondary decay of the resulting charged
lepton. At low... | [
{
"created": "Tue, 22 Jan 2013 20:59:14 GMT",
"version": "v1"
}
] | 2013-01-23 | [
[
"Hollander",
"D.",
""
]
] | Astrophysical objects such as active-galactic nuclei (AGN) and gamma-ray bursts (GRBs) can be sources of high energy, astrophysical neutrinos. The decay of charged pions produces electron and muon-flavor neutrinos from the primary decay of the pion, and from the secondary decay of the resulting charged lepton. At low e... |
1510.02346 | Jens Hoff | Jens Hoff | Methods for Higgs boson production at N$^3$LO | 5 pages, proceedings of QCD 15, 29 June - 3 July 2015, Montpellier,
France; v2: added preprint number | null | null | DESY 15-165 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss methods for the calculation of the total partonic Higgs boson
production cross section via gluon fusion and the result for the contribution
that stems from two quarks of different flavor in the initial state. Our
calculation is exact in the Higgs boson mass and the partonic center-of-mass
energy. The resul... | [
{
"created": "Thu, 8 Oct 2015 14:48:32 GMT",
"version": "v1"
},
{
"created": "Fri, 9 Oct 2015 06:25:12 GMT",
"version": "v2"
}
] | 2015-10-12 | [
[
"Hoff",
"Jens",
""
]
] | We discuss methods for the calculation of the total partonic Higgs boson production cross section via gluon fusion and the result for the contribution that stems from two quarks of different flavor in the initial state. Our calculation is exact in the Higgs boson mass and the partonic center-of-mass energy. The result ... |
0912.1716 | Clare Burrage | Clare Burrage, Anne-Christine Davis, Douglas J. Shaw | Searching for Axion-like Particles with Active Galactic Nuclei | 4 pages, 3 figures. Contribution to the "5th Patras Workshop on
Axions, WIMPs and WISPs", Durham 13-17 July 2009 | null | null | DESY 09-215 | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Strong mixing between photons and axion-like particles in the magnetic fields
of clusters of galaxies induces a scatter in the observed luminosities of
compact sources in the cluster. This is used to construct a new test for
axion-like particles; applied to observations of active galactic nuclei it is
strongly sugges... | [
{
"created": "Wed, 9 Dec 2009 10:56:49 GMT",
"version": "v1"
}
] | 2009-12-10 | [
[
"Burrage",
"Clare",
""
],
[
"Davis",
"Anne-Christine",
""
],
[
"Shaw",
"Douglas J.",
""
]
] | Strong mixing between photons and axion-like particles in the magnetic fields of clusters of galaxies induces a scatter in the observed luminosities of compact sources in the cluster. This is used to construct a new test for axion-like particles; applied to observations of active galactic nuclei it is strongly suggesti... |
hep-ph/9309329 | Andreas Schaale | A.A.Bel'kov, G.Bohm, A.V.Lanyov, A.Schaale | On the $p^4$--corrections to $K \to 3\pi$ decay amplitudes in nonlinear
and linear chiral models | 14 pages | null | null | null | hep-ph | null | The calculations of isotopic amplitudes and their results for the direct
$CP$--violating charge asymmetry in $K^\pm \to 3\pi$ decays within the
nonlinear and linear ($\sigma$--model) chiral Lagrangian approach are compared
with each other. It is shown, that the latter, taking into account intermediate
scalar resonanc... | [
{
"created": "Mon, 27 Sep 1993 21:20:15 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Bel'kov",
"A. A.",
""
],
[
"Bohm",
"G.",
""
],
[
"Lanyov",
"A. V.",
""
],
[
"Schaale",
"A.",
""
]
] | The calculations of isotopic amplitudes and their results for the direct $CP$--violating charge asymmetry in $K^\pm \to 3\pi$ decays within the nonlinear and linear ($\sigma$--model) chiral Lagrangian approach are compared with each other. It is shown, that the latter, taking into account intermediate scalar resonances... |
2005.01156 | Madan Singh | Madan Singh | Rephasing invariant quartets in texture zero neutrino mass matrix and CP
violation | 26 pages, 5 figures | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | In the quark sector, Jarlskog rephasing invariant $\rm{J_{CP}}$ has important
implications for the CP violation as well as phase structure of the quark mass
matrices. In fact all CP violating effects in this sector are proportional to
the magnitude of the imaginary part of $\rm{J_{CP}}$.
With the observation of non... | [
{
"created": "Sun, 3 May 2020 17:53:52 GMT",
"version": "v1"
}
] | 2020-05-05 | [
[
"Singh",
"Madan",
""
]
] | In the quark sector, Jarlskog rephasing invariant $\rm{J_{CP}}$ has important implications for the CP violation as well as phase structure of the quark mass matrices. In fact all CP violating effects in this sector are proportional to the magnitude of the imaginary part of $\rm{J_{CP}}$. With the observation of non-zer... |
hep-ph/9411394 | Jens Erler | Jens Erler (Univ. of Pennsylvania) | Four-Fermi Operators in $e^+$ $e^-$ Annihilation Experiments and
Uncertainties in $Z$ Boson Properties | 20 pages of RevTeX | Phys.Rev.D52:28-36,1995 | 10.1103/PhysRevD.52.28 | UPR-0633T | hep-ph | null | We investigate the effects of possible new four-Fermi operators on $e^+$
$e^-$ annihilation experiments. They represent a class of new physics, which
has the potential to change the parameters of the $Z$ boson and at the same
time interferes with their determination from the data. We show that in the
presence of such... | [
{
"created": "Fri, 25 Nov 1994 17:22:19 GMT",
"version": "v1"
}
] | 2010-01-15 | [
[
"Erler",
"Jens",
"",
"Univ. of Pennsylvania"
]
] | We investigate the effects of possible new four-Fermi operators on $e^+$ $e^-$ annihilation experiments. They represent a class of new physics, which has the potential to change the parameters of the $Z$ boson and at the same time interferes with their determination from the data. We show that in the presence of such o... |
hep-ph/0110091 | Alberico | W.M. Alberico, A. Drago, C. Ratti | Stability of strange quark matter: MIT bag versus Color Dielectric Model | 26 pages, 9 figures | Nucl.Phys.A706:143-162,2002 | 10.1016/S0375-9474(02)00680-2 | null | hep-ph | null | We discuss the properties of strange matter, in particular the minimum of the
energy per baryon number as a function of the strangeness fraction. We utilize
both the MIT bag model and the Color Dielectric Model and compare the energy
per baryon with the masses of hyperons having the corresponding strangeness
fraction... | [
{
"created": "Fri, 5 Oct 2001 17:19:27 GMT",
"version": "v1"
}
] | 2011-07-19 | [
[
"Alberico",
"W. M.",
""
],
[
"Drago",
"A.",
""
],
[
"Ratti",
"C.",
""
]
] | We discuss the properties of strange matter, in particular the minimum of the energy per baryon number as a function of the strangeness fraction. We utilize both the MIT bag model and the Color Dielectric Model and compare the energy per baryon with the masses of hyperons having the corresponding strangeness fraction, ... |
1708.00911 | Valerio Bertone Dr | Valerio Bertone | APFEL++: A new PDF evolution library in C++ | 7 pages, 4 figures, proceedings of the DIS2017 conference | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | I present a preliminary version of {\tt APFEL++}, a C++ rewriting of the
Fortran 77 evolution code {\tt APFEL}. In this contribution I discuss the new
philosophy adopted for the numerical computation of the convolutions,
demonstrate the ability to reproduce old results in an accurate and fast way,
and present an orig... | [
{
"created": "Wed, 2 Aug 2017 20:00:06 GMT",
"version": "v1"
}
] | 2017-08-04 | [
[
"Bertone",
"Valerio",
""
]
] | I present a preliminary version of {\tt APFEL++}, a C++ rewriting of the Fortran 77 evolution code {\tt APFEL}. In this contribution I discuss the new philosophy adopted for the numerical computation of the convolutions, demonstrate the ability to reproduce old results in an accurate and fast way, and present an origin... |
2106.07209 | Takahiro Kubota | Takeo Inami and Takahiro Kubota | Heavy particle non-decoupling in flavor-changing gravitational
interactions | 33 pages, 4 figures, Added references. Revised the argument in
section 10. Rewritten the claim in section 9 | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | The flavor-changing gravitational process d --> s + graviton, is evaluated at
the one-loop level in the standard electroweak theory with on-shell
renormalization. The results we present in the 't Hooft-Feynman gauge are valid
for on- and off-shell quarks and for all external and internal quark masses. We
show that th... | [
{
"created": "Mon, 14 Jun 2021 07:50:19 GMT",
"version": "v1"
},
{
"created": "Thu, 8 Jul 2021 07:11:31 GMT",
"version": "v2"
},
{
"created": "Sun, 12 Sep 2021 04:39:26 GMT",
"version": "v3"
},
{
"created": "Sat, 20 Nov 2021 14:37:20 GMT",
"version": "v4"
}
] | 2021-11-23 | [
[
"Inami",
"Takeo",
""
],
[
"Kubota",
"Takahiro",
""
]
] | The flavor-changing gravitational process d --> s + graviton, is evaluated at the one-loop level in the standard electroweak theory with on-shell renormalization. The results we present in the 't Hooft-Feynman gauge are valid for on- and off-shell quarks and for all external and internal quark masses. We show that ther... |
2106.02464 | Yoshio Koide | Yoshio Koide | Composite Model of Quarks and Leptons | null | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | A compsite model of quarks and leptons is proposed. The quarks and leptons
are given by three body states which are composed of constituents $(w_1, w_2,
c_1, c_2, c_3)$ of SU(5)$_{flavor}$ and $(f_1, f_2, f_3)$ of SU(3)$_{family}$
| [
{
"created": "Fri, 4 Jun 2021 13:08:29 GMT",
"version": "v1"
}
] | 2021-06-07 | [
[
"Koide",
"Yoshio",
""
]
] | A compsite model of quarks and leptons is proposed. The quarks and leptons are given by three body states which are composed of constituents $(w_1, w_2, c_1, c_2, c_3)$ of SU(5)$_{flavor}$ and $(f_1, f_2, f_3)$ of SU(3)$_{family}$ |
hep-ph/9808300 | Rodolfo Sassot | D. de Florian (CERN), R. Sassot (Universidad de Buenos Aires) | Fracture Functions for Diffractive and Leading Proton DIS | 5 pages, 7 figures, LaTeX, uses ltwol2e.sty and epsfig.sty. Talk
given at ICHEP98 | null | null | null | hep-ph | null | We present a combined QCD analysis of diffractive and leading proton deep
inelastic scattering data using the framework of fracture functions. It is
shown that this framework allows a precise and unified perturbative QCD
description for the data, alternative to those that relay on Regge
factorization.
| [
{
"created": "Tue, 11 Aug 1998 18:12:48 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"de Florian",
"D.",
"",
"CERN"
],
[
"Sassot",
"R.",
"",
"Universidad de Buenos Aires"
]
] | We present a combined QCD analysis of diffractive and leading proton deep inelastic scattering data using the framework of fracture functions. It is shown that this framework allows a precise and unified perturbative QCD description for the data, alternative to those that relay on Regge factorization. |
hep-ph/0011022 | Kevin E. Cahill | Kevin Cahill | Toward a Neutrino Mass Matrix | 3 pages, 1 figure, talk at DPF2000 | Int.J.Mod.Phys. A16S1B (2001) 712-714 | 10.1142/S0217751X01007868 | null | hep-ph | null | One may identify the general properties of the neutrino mass matrix by
generating many random mass matrices and testing them against the results of
the neutrino experiments.
| [
{
"created": "Thu, 2 Nov 2000 05:55:49 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Cahill",
"Kevin",
""
]
] | One may identify the general properties of the neutrino mass matrix by generating many random mass matrices and testing them against the results of the neutrino experiments. |
hep-ph/0205121 | Jose Antonio Oller | Jose A. Oller | Finite width effects in \phi radiative decays | 20 pages, 6 figures. One reference is corrected. Version to be
published in Nuclear Physics A | Nucl.Phys.A714:161-182,2003 | 10.1016/S0375-9474(02)01360-X | null | hep-ph hep-ex nucl-th | null | The decay widths \phi \to \gamma f_0(980) and \phi \to \gamma a_0(980) are
calculated taking into account the finite widths of the scalar resonances
f_0(980) and a_0(980). The latter are shown to be essential in order to obtain
meaningful results. Simultaneously we also study the decays \phi\to \gamma
\pi^0\pi^0 and ... | [
{
"created": "Mon, 13 May 2002 10:44:20 GMT",
"version": "v1"
},
{
"created": "Fri, 24 May 2002 13:26:30 GMT",
"version": "v2"
},
{
"created": "Mon, 11 Nov 2002 15:10:15 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Oller",
"Jose A.",
""
]
] | The decay widths \phi \to \gamma f_0(980) and \phi \to \gamma a_0(980) are calculated taking into account the finite widths of the scalar resonances f_0(980) and a_0(980). The latter are shown to be essential in order to obtain meaningful results. Simultaneously we also study the decays \phi\to \gamma \pi^0\pi^0 and \g... |
1702.06145 | Farinaldo Queiroz | Miguel D. Campos, Farinaldo S. Queiroz, Carlos E. Yaguna, Christoph
Weniger | Search for right-handed neutrinos from dark matter annihilation with
gamma-rays | 19 pages, 7 figures. It matches the version published in JCAP | null | 10.1088/1475-7516/2017/07/016 | null | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Several extensions of the Standard Model contain right-handed (sterile)
neutrinos in the GeV-TeV mass range. Due to their mixing with the active
neutrinos, they may give rise to novel effects in cosmology, neutrino physics,
and collider searches. In addition, right-handed neutrinos can also appear as
final states fro... | [
{
"created": "Mon, 20 Feb 2017 19:13:14 GMT",
"version": "v1"
},
{
"created": "Fri, 13 Oct 2017 10:25:21 GMT",
"version": "v2"
}
] | 2017-10-16 | [
[
"Campos",
"Miguel D.",
""
],
[
"Queiroz",
"Farinaldo S.",
""
],
[
"Yaguna",
"Carlos E.",
""
],
[
"Weniger",
"Christoph",
""
]
] | Several extensions of the Standard Model contain right-handed (sterile) neutrinos in the GeV-TeV mass range. Due to their mixing with the active neutrinos, they may give rise to novel effects in cosmology, neutrino physics, and collider searches. In addition, right-handed neutrinos can also appear as final states from ... |
1705.05430 | Gero von Gersdorff | Gero von Gersdorff | Natural Fermion Hierarchies from Random Yukawa Couplings | 9 pages. v2: Extended and improved discussion on CKM matrix.
References added. Matches published version | null | 10.1007/JHEP09(2017)094 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Standard Model of particle physics requires Yukawa matrices with
eigenval- ues that differ by orders of magnitude. We propose a novel way to
explain this fact without any small or large parameters. The mechanism is based
on the observation that products of matrices of random order one-numbers have
hierarchical sp... | [
{
"created": "Mon, 15 May 2017 20:13:04 GMT",
"version": "v1"
},
{
"created": "Mon, 21 Aug 2017 15:52:16 GMT",
"version": "v2"
}
] | 2017-10-25 | [
[
"von Gersdorff",
"Gero",
""
]
] | The Standard Model of particle physics requires Yukawa matrices with eigenval- ues that differ by orders of magnitude. We propose a novel way to explain this fact without any small or large parameters. The mechanism is based on the observation that products of matrices of random order one-numbers have hierarchical spec... |
1105.0334 | Yin Jia | Bo Feng, Yin Jia, Rijun Huang | Relations of loop partial amplitudes in gauge theory by Unitarity cut
method | 35pages; v2:reference added and minor correction; v3; v4: to appear
in NPB | null | 10.1016/j.nuclphysb.2011.08.024 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It is well known that under the color-decomposition, one-loop amplitude of
gluons contains partial amplitudes of single and double trace structures, and
particularly all partial amplitudes of double trace structure can be expressed
as a linear combination of partial amplitudes of single trace structure. Using
unitari... | [
{
"created": "Mon, 2 May 2011 14:00:21 GMT",
"version": "v1"
},
{
"created": "Sun, 5 Jun 2011 14:02:57 GMT",
"version": "v2"
},
{
"created": "Fri, 5 Aug 2011 11:23:13 GMT",
"version": "v3"
},
{
"created": "Fri, 26 Aug 2011 13:05:08 GMT",
"version": "v4"
}
] | 2015-05-28 | [
[
"Feng",
"Bo",
""
],
[
"Jia",
"Yin",
""
],
[
"Huang",
"Rijun",
""
]
] | It is well known that under the color-decomposition, one-loop amplitude of gluons contains partial amplitudes of single and double trace structures, and particularly all partial amplitudes of double trace structure can be expressed as a linear combination of partial amplitudes of single trace structure. Using unitarity... |
hep-ph/9410307 | null | Howard Georgi, Lev Kaplan, David Morin, Andreas Schenk | Effects of Top Compositeness | LaTeX 18pp., PicTeX, PrePicTex, PostPicTex required for three figures | Phys.Rev.D51:3888-3894,1995 | 10.1103/PhysRevD.51.3888 | HUTP-94/A035 | hep-ph | null | We investigate the effects of top quark compositeness on various physical
parameters, and obtain lower limits on the compositeness scale from electroweak
precision data. We consider corrections to top quark decay rates and other
physical processes. Our results depend sensitively on whether the left-handed
top is comp... | [
{
"created": "Mon, 17 Oct 1994 22:02:26 GMT",
"version": "v1"
},
{
"created": "Fri, 13 Jan 1995 03:01:13 GMT",
"version": "v2"
}
] | 2009-09-11 | [
[
"Georgi",
"Howard",
""
],
[
"Kaplan",
"Lev",
""
],
[
"Morin",
"David",
""
],
[
"Schenk",
"Andreas",
""
]
] | We investigate the effects of top quark compositeness on various physical parameters, and obtain lower limits on the compositeness scale from electroweak precision data. We consider corrections to top quark decay rates and other physical processes. Our results depend sensitively on whether the left-handed top is compos... |
1709.08072 | Xing-Gang Wu | Bo-Lun Du, Xing-Gang Wu, Jun Zeng, Shi Bu, Jian-Ming Shen | Reconsideration of the QCD corrections to the $\eta_c$ decays into light
hadrons using the principle of maximum conformality | 5 pages, 2 figures | Eur. Phys. J. C78 (2018) 61 | 10.1140/epjc/s10052-018-5560-3 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the paper, we analyze the $\eta_c$ decays into light hadrons at the
next-to-leading order QCD corrections by applying the principle of maximum
conformality (PMC). The relativistic correction at the ${\cal{O}}(\alpha_s
v^2)$-order level has been included in the discussion, which gives about $10\%$
contribution to t... | [
{
"created": "Sat, 23 Sep 2017 16:22:15 GMT",
"version": "v1"
}
] | 2018-01-30 | [
[
"Du",
"Bo-Lun",
""
],
[
"Wu",
"Xing-Gang",
""
],
[
"Zeng",
"Jun",
""
],
[
"Bu",
"Shi",
""
],
[
"Shen",
"Jian-Ming",
""
]
] | In the paper, we analyze the $\eta_c$ decays into light hadrons at the next-to-leading order QCD corrections by applying the principle of maximum conformality (PMC). The relativistic correction at the ${\cal{O}}(\alpha_s v^2)$-order level has been included in the discussion, which gives about $10\%$ contribution to the... |
1412.2146 | Ian Low | Ian Low | A Minimally Symmetric Higgs Boson | 17 pages, no figure; v2: minor changes; matched to the published
version | Phys. Rev. D 91, 116005 (2015) | 10.1103/PhysRevD.91.116005 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Models addressing the naturalness of a light Higgs boson typically employ
symmetries, either bosonic or fermionic, to stabilize the Higgs mass. We
consider a setup with the minimal amount of symmetries: four shift symmetries
acting on the four components of the Higgs doublet, subject to the constraints
of linearly re... | [
{
"created": "Fri, 5 Dec 2014 21:21:49 GMT",
"version": "v1"
},
{
"created": "Wed, 10 Jun 2015 16:09:27 GMT",
"version": "v2"
}
] | 2015-06-24 | [
[
"Low",
"Ian",
""
]
] | Models addressing the naturalness of a light Higgs boson typically employ symmetries, either bosonic or fermionic, to stabilize the Higgs mass. We consider a setup with the minimal amount of symmetries: four shift symmetries acting on the four components of the Higgs doublet, subject to the constraints of linearly real... |
2109.04050 | Venkata Suryanarayana Mummidi | V. Suryanarayana Mummidi, Ketan M. Patel | Leptogenesis and fermion mass fit in a renormalizable $SO(10)$ model | 26 pages, 4 captioned figures, 2 tables; a reference and a few
explanatory sentences are added;Published version | JHEP 12 (2021) 042 | 10.1007/JHEP12(2021)042 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | A non-supersymmetric renormalizable $SO(10)$ model is investigated for its
viability in explaining the observed fermion masses and mixing parameters along
with the baryon asymmetry produced via thermal leptogenesis. The Yukawa sector
of the model consists of complex $10_H$ and $\overline{126}_H$ scalars with a
Peccei... | [
{
"created": "Thu, 9 Sep 2021 06:11:35 GMT",
"version": "v1"
},
{
"created": "Thu, 9 Dec 2021 04:15:57 GMT",
"version": "v2"
}
] | 2021-12-10 | [
[
"Mummidi",
"V. Suryanarayana",
""
],
[
"Patel",
"Ketan M.",
""
]
] | A non-supersymmetric renormalizable $SO(10)$ model is investigated for its viability in explaining the observed fermion masses and mixing parameters along with the baryon asymmetry produced via thermal leptogenesis. The Yukawa sector of the model consists of complex $10_H$ and $\overline{126}_H$ scalars with a Peccei-Q... |
hep-ph/9811277 | null | Thomas R. Hemmert, Ulf-G. Meissner and Sven Steininger
(Forschungszentrum Juelich) | Strange Magnetism | 4 pages LateX, 2 figures, uses Baryons98 style file. Talk given at
Baryons 98, Bonn, Sept. 22-26, 1998 | null | null | null | hep-ph | null | We present an analytic and parameter-free expression for the momentum
dependence of the strange magnetic form factor of the nucleon and its
corresponding radius which has been derived in Heavy Baryon Chiral Perturbation
Theory. We also discuss a model-independent relation between the isoscalar
magnetic and the strang... | [
{
"created": "Mon, 9 Nov 1998 15:25:59 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Hemmert",
"Thomas R.",
"",
"Forschungszentrum Juelich"
],
[
"Meissner",
"Ulf-G.",
"",
"Forschungszentrum Juelich"
],
[
"Steininger",
"Sven",
"",
"Forschungszentrum Juelich"
]
] | We present an analytic and parameter-free expression for the momentum dependence of the strange magnetic form factor of the nucleon and its corresponding radius which has been derived in Heavy Baryon Chiral Perturbation Theory. We also discuss a model-independent relation between the isoscalar magnetic and the strange ... |
2408.07046 | Carsten Schneider | J Bl\"umlein, A. De Freitas, P. Marquard, C. Schneider | Challenges for analytic calculations of the massive three-loop form
factors | null | null | null | DESY-24-121, RISC Report number 24-05, PoS (LL2024) 031 | hep-ph cs.SC | http://creativecommons.org/licenses/by/4.0/ | The calculation of massive three-loop QCD form factors using in particular
the large moments method has been successfully applied to quarkonic
contributions in [1]. We give a brief review of the different steps of the
calculation and report on improvements of our methods that enabled us to push
forward the calculatio... | [
{
"created": "Tue, 13 Aug 2024 17:21:00 GMT",
"version": "v1"
}
] | 2024-08-14 | [
[
"Blümlein",
"J",
""
],
[
"De Freitas",
"A.",
""
],
[
"Marquard",
"P.",
""
],
[
"Schneider",
"C.",
""
]
] | The calculation of massive three-loop QCD form factors using in particular the large moments method has been successfully applied to quarkonic contributions in [1]. We give a brief review of the different steps of the calculation and report on improvements of our methods that enabled us to push forward the calculations... |
1602.02782 | Nausheen Shah | Stefania Gori, Ian-Woo Kim, Nausheen R. Shah and Kathryn M. Zurek | Closing the Wedge: Search Strategies for Extended Higgs Sectors with
Heavy Flavor Final States | Added a Fig. and updated references. Matches journal version. 31
pages, 11 figures | Phys. Rev. D 93, 075038 (2016) | 10.1103/PhysRevD.93.075038 | WSU-HEP-1508 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider search strategies for an extended Higgs sector at the
high-luminosity LHC14 utilizing multi-top final states. In the framework of a
Two Higgs Doublet Model, the purely top final states ($t\bar t, \, 4t$) are
important channels for heavy Higgs bosons with masses in the wedge above
$2\,m_t$ and at low value... | [
{
"created": "Mon, 8 Feb 2016 21:02:52 GMT",
"version": "v1"
},
{
"created": "Tue, 29 Mar 2016 14:58:04 GMT",
"version": "v2"
}
] | 2016-05-04 | [
[
"Gori",
"Stefania",
""
],
[
"Kim",
"Ian-Woo",
""
],
[
"Shah",
"Nausheen R.",
""
],
[
"Zurek",
"Kathryn M.",
""
]
] | We consider search strategies for an extended Higgs sector at the high-luminosity LHC14 utilizing multi-top final states. In the framework of a Two Higgs Doublet Model, the purely top final states ($t\bar t, \, 4t$) are important channels for heavy Higgs bosons with masses in the wedge above $2\,m_t$ and at low values ... |
0908.1768 | Jason Kumar | Jason Kumar, John G. Learned and Stefanie Smith | Light Dark Matter Detection Prospects at Neutrino Experiments | 13 pages, 2 figures, pdflatex, references, one figure and comments on
electron neutrino bounds and on spin-dependent scattering limits added.
Figures updated. | Phys.Rev.D80:113002,2009 | 10.1103/PhysRevD.80.113002 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the prospects for the detection of relatively light dark matter
through direct annihilation to neutrinos. We specifically focus on the
detection possibilities of water Cherenkov and liquid scintillator neutrino
detection devices. We find in particular that liquid scintillator detectors may
potentially pro... | [
{
"created": "Wed, 12 Aug 2009 18:22:36 GMT",
"version": "v1"
},
{
"created": "Thu, 27 Aug 2009 20:35:12 GMT",
"version": "v2"
},
{
"created": "Sun, 8 Nov 2009 00:10:21 GMT",
"version": "v3"
},
{
"created": "Tue, 12 Jan 2010 06:33:49 GMT",
"version": "v4"
},
{
"cr... | 2010-04-30 | [
[
"Kumar",
"Jason",
""
],
[
"Learned",
"John G.",
""
],
[
"Smith",
"Stefanie",
""
]
] | We consider the prospects for the detection of relatively light dark matter through direct annihilation to neutrinos. We specifically focus on the detection possibilities of water Cherenkov and liquid scintillator neutrino detection devices. We find in particular that liquid scintillator detectors may potentially provi... |
1409.8483 | Carlo Ewerz | Arthur Bolz, Carlo Ewerz, Markos Maniatis, Otto Nachtmann, Michel
Sauter, Andre Schoning | Photoproduction of pi+ pi- pairs in a model with tensor-pomeron and
vector-odderon exchange | 49 pages | null | 10.1007/JHEP01(2015)151 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the reaction (gamma p) to (pi+ pi- p) at high energies. Our
description includes dipion production via the resonances rho, omega, rho-prime
and f2, and via non-resonant mechanisms. The calculation is based on a model of
high energy scattering with the exchanges of photon, pomeron, odderon and
reggeons. Th... | [
{
"created": "Tue, 30 Sep 2014 11:10:06 GMT",
"version": "v1"
}
] | 2015-06-23 | [
[
"Bolz",
"Arthur",
""
],
[
"Ewerz",
"Carlo",
""
],
[
"Maniatis",
"Markos",
""
],
[
"Nachtmann",
"Otto",
""
],
[
"Sauter",
"Michel",
""
],
[
"Schoning",
"Andre",
""
]
] | We consider the reaction (gamma p) to (pi+ pi- p) at high energies. Our description includes dipion production via the resonances rho, omega, rho-prime and f2, and via non-resonant mechanisms. The calculation is based on a model of high energy scattering with the exchanges of photon, pomeron, odderon and reggeons. The ... |
0902.1949 | Christopher Smith | Lorenzo Mercolli and Christopher Smith | EDM constraints on flavored CP-violating phases | Latex, 24 pages, 2 figures. Minor changes; one reference added. To
appear in Nucl. Phys. B | Nucl.Phys.B817:1-24,2009 | 10.1016/j.nuclphysb.2009.03.010 | TTP09-04, SFB/CPP-09-18 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The CP-violating phenomenology of the MSSM with Minimal Flavor Violation
(MFV) in the lepton sector is revisited. To this end, the most general
parametrizations of the slepton soft-breaking terms are constructed assuming a
seesaw mechanism of type I. After a critical reassessment of how the
CP-symmetry is broken with... | [
{
"created": "Wed, 11 Feb 2009 17:46:50 GMT",
"version": "v1"
},
{
"created": "Thu, 26 Mar 2009 16:40:55 GMT",
"version": "v2"
}
] | 2014-11-18 | [
[
"Mercolli",
"Lorenzo",
""
],
[
"Smith",
"Christopher",
""
]
] | The CP-violating phenomenology of the MSSM with Minimal Flavor Violation (MFV) in the lepton sector is revisited. To this end, the most general parametrizations of the slepton soft-breaking terms are constructed assuming a seesaw mechanism of type I. After a critical reassessment of how the CP-symmetry is broken within... |
hep-ph/0603026 | Andrea Zanzi | Andrea Zanzi (Padua U. & INFN, Padua) | Neutrino Dark Energy and Moduli Stabilization in a BPS Braneworld
Scenario | 26 pages, 1 EPS figure | Phys.Rev. D73 (2006) 124010 | 10.1103/PhysRevD.73.124010 | DFPD/06/TH/04 | hep-ph hep-th | null | A braneworld model for neutrino Dark Energy (DE) is presented. We consider a
five dimensional two-branes set up with a bulk scalar field motivated by
supergravity. Its low-energy effective theory is derived with a moduli space
approximation (MSA). The position of the two branes are parametrized by two
scalar degrees ... | [
{
"created": "Fri, 3 Mar 2006 13:38:14 GMT",
"version": "v1"
}
] | 2009-09-29 | [
[
"Zanzi",
"Andrea",
"",
"Padua U. & INFN, Padua"
]
] | A braneworld model for neutrino Dark Energy (DE) is presented. We consider a five dimensional two-branes set up with a bulk scalar field motivated by supergravity. Its low-energy effective theory is derived with a moduli space approximation (MSA). The position of the two branes are parametrized by two scalar degrees of... |
2004.07551 | Krzysztof Marek Kutak | H. Van Haevermaet, A. Van Hameren, P. Kotko, K. Kutak, P. Van Mechelen | Trijets in kt-factorisation: matrix elements vs parton shower | 10 pages. Published version | null | 10.1140/epjc/s10052-020-8193-2 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study 3-jet event topologies in proton-proton collisions at a
centre-of-mass energy of $\sqrt{s} = 13 {\rm\ TeV}$ in a configuration, where
one jet is present in the central pseudorapidity region ($|\eta| < 2.0$) while
two other jets are in a more forward (same hemisphere) area ($|\eta| > 2.0$).
We compare various... | [
{
"created": "Thu, 16 Apr 2020 09:43:56 GMT",
"version": "v1"
},
{
"created": "Thu, 30 Jul 2020 08:21:43 GMT",
"version": "v2"
}
] | 2020-08-26 | [
[
"Van Haevermaet",
"H.",
""
],
[
"Van Hameren",
"A.",
""
],
[
"Kotko",
"P.",
""
],
[
"Kutak",
"K.",
""
],
[
"Van Mechelen",
"P.",
""
]
] | We study 3-jet event topologies in proton-proton collisions at a centre-of-mass energy of $\sqrt{s} = 13 {\rm\ TeV}$ in a configuration, where one jet is present in the central pseudorapidity region ($|\eta| < 2.0$) while two other jets are in a more forward (same hemisphere) area ($|\eta| > 2.0$). We compare various p... |
hep-ph/9404304 | null | D.P.Roy | Search for the Invisibly Decaying Higgs Particle at LEP and the LHC | 5 Pages + 3 figures available on request, CERN-TH.7221/94 | null | null | null | hep-ph | null | The Higgs particle can have dominantly invisible decay in a large class of
Majoron models as well as some SUSY models. The LEP signal and mass limit for a
Higgs particle undergoing invisible decay are explored. They are found to be
very similar to those for the standard model decay. The best signatures and
discovery ... | [
{
"created": "Wed, 20 Apr 1994 12:15:02 GMT",
"version": "v1"
}
] | 2009-09-25 | [
[
"Roy",
"D. P.",
""
]
] | The Higgs particle can have dominantly invisible decay in a large class of Majoron models as well as some SUSY models. The LEP signal and mass limit for a Higgs particle undergoing invisible decay are explored. They are found to be very similar to those for the standard model decay. The best signatures and discovery li... |
hep-ph/0309111 | Thomas D. COhen | Thomas D. Cohen | Chiral soliton models, large N_c consistency and the Theta^+ exotic
baryon | 5 pages, 1 figure. This is the version to be published; minor typos
have been corrected and a reference added | Phys.Lett. B581 (2004) 175-181 | 10.1016/j.physletb.2003.11.065 | null | hep-ph nucl-th | null | Predictions for a light collective $\Theta^+$ baryon state (with strangeness
+1) based on the collective quantization of chiral soliton models are shown to
be inconsistent with large $N_c$ QCD. The lightest strangeness +1 state to
emerge from the analysis has an excitation energy which at large $N_c$ scales
as $N_c^0... | [
{
"created": "Wed, 10 Sep 2003 14:08:23 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Sep 2003 15:12:01 GMT",
"version": "v2"
},
{
"created": "Wed, 26 Nov 2003 13:00:59 GMT",
"version": "v3"
}
] | 2009-11-10 | [
[
"Cohen",
"Thomas D.",
""
]
] | Predictions for a light collective $\Theta^+$ baryon state (with strangeness +1) based on the collective quantization of chiral soliton models are shown to be inconsistent with large $N_c$ QCD. The lightest strangeness +1 state to emerge from the analysis has an excitation energy which at large $N_c$ scales as $N_c^0$ ... |
hep-ph/0309309 | Oscar Wallace Greenberg | O.W. Greenberg | Why is CPT fundamental? | 17 pages, no figures | Found.Phys. 36 (2006) 1535-1553 | 10.1007/s10701-006-9070-z | University of Maryland Preprint PP-04004 | hep-ph hep-th nucl-th | null | G. L\"uders and W. Pauli proved the $\mathcal{CPT}$ theorem based on
Lagrangian quantum field theory almost half a century ago. R. Jost gave a more
general proof based on ``axiomatic'' field theory nearly as long ago. The
axiomatic point of view has two advantages over the Lagrangian one. First, the
axiomatic point o... | [
{
"created": "Fri, 26 Sep 2003 19:14:33 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Greenberg",
"O. W.",
""
]
] | G. L\"uders and W. Pauli proved the $\mathcal{CPT}$ theorem based on Lagrangian quantum field theory almost half a century ago. R. Jost gave a more general proof based on ``axiomatic'' field theory nearly as long ago. The axiomatic point of view has two advantages over the Lagrangian one. First, the axiomatic point of ... |
hep-ph/0006134 | Burkhard Kaempfer | K. Gallmeister, B. Kampfer, O.P. Pavlenko | A unique large thermal source of real and virtual photons in the
reactions Pb(158 AGeV) + Pb, Au | 11 pages including figures | Phys.Rev.C62:057901,2000 | 10.1103/PhysRevC.62.057901 | null | hep-ph | null | The data of direct single-photon measurements of the WA98 collaboration in
the reaction Pb(158 AGeV) + Pb are analyzed within a thermal model with a
minimum number of parameters adjusted to the dilepton data obtained by the
CERES and NA50 collaborations in the reactions Pb(158 AGeV) + Au, Pb. The
agreement of our mod... | [
{
"created": "Tue, 13 Jun 2000 13:27:12 GMT",
"version": "v1"
}
] | 2009-09-25 | [
[
"Gallmeister",
"K.",
""
],
[
"Kampfer",
"B.",
""
],
[
"Pavlenko",
"O. P.",
""
]
] | The data of direct single-photon measurements of the WA98 collaboration in the reaction Pb(158 AGeV) + Pb are analyzed within a thermal model with a minimum number of parameters adjusted to the dilepton data obtained by the CERES and NA50 collaborations in the reactions Pb(158 AGeV) + Au, Pb. The agreement of our model... |
1503.05126 | Jarah Evslin | Emilio Ciuffoli, Jarah Evslin, Marco Grassi and Xinmin Zhang | Measuring theta12 Despite an Uncertain Reactor Neutrino Spectrum | 8 pages, 2 eps figures, v3: Refs added | Nucl.Phys. B903 (2016) 1-9 | 10.1016/j.nuclphysb.2015.11.021 | null | hep-ph physics.ins-det | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The recently discovered 5 MeV bump highlights that the uncertainty in the
reactor neutrino spectrum is far greater than some theoretical estimates.
Medium baseline reactor neutrino experiments will deliver by far the most
precise ever measurements of theta12. However, as a result of the bump, such a
determination of ... | [
{
"created": "Tue, 17 Mar 2015 17:10:34 GMT",
"version": "v1"
},
{
"created": "Sat, 30 May 2015 09:13:21 GMT",
"version": "v2"
},
{
"created": "Tue, 16 Jun 2015 17:14:57 GMT",
"version": "v3"
}
] | 2017-04-27 | [
[
"Ciuffoli",
"Emilio",
""
],
[
"Evslin",
"Jarah",
""
],
[
"Grassi",
"Marco",
""
],
[
"Zhang",
"Xinmin",
""
]
] | The recently discovered 5 MeV bump highlights that the uncertainty in the reactor neutrino spectrum is far greater than some theoretical estimates. Medium baseline reactor neutrino experiments will deliver by far the most precise ever measurements of theta12. However, as a result of the bump, such a determination of th... |
1701.06574 | Yann Mambrini | Karim Benakli, Yifan Chen, Emilian Dudas, Yann Mambrini | A Minimal Model of Gravitino Dark Matter | 9 pages, 2 figures, published version (references added) | Phys. Rev. D 95, 095002 (2017) | 10.1103/PhysRevD.95.095002 | null | hep-ph astro-ph.HE hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by the absence of signals of new physics in both searches for new
particles at LHC and for a Weakly Interacting Massive Particle (WIMP) dark
matter candidate, we consider a scenario where supersymmetry is broken at a
scale above the reheating temperature. The low energy particle content consists
then only i... | [
{
"created": "Mon, 23 Jan 2017 19:00:03 GMT",
"version": "v1"
},
{
"created": "Wed, 22 Mar 2017 14:53:19 GMT",
"version": "v2"
}
] | 2017-05-10 | [
[
"Benakli",
"Karim",
""
],
[
"Chen",
"Yifan",
""
],
[
"Dudas",
"Emilian",
""
],
[
"Mambrini",
"Yann",
""
]
] | Motivated by the absence of signals of new physics in both searches for new particles at LHC and for a Weakly Interacting Massive Particle (WIMP) dark matter candidate, we consider a scenario where supersymmetry is broken at a scale above the reheating temperature. The low energy particle content consists then only in ... |
0910.5957 | Mattias Blennow | Stefan Antusch, Steve Blanchet, Mattias Blennow, Enrique
Fernandez-Martinez | Non-unitary Leptonic Mixing and Leptogenesis | 19 pages, REVTeX4, 2 eps and 2 axodraw figures | JHEP 1001:017,2010 | 10.1007/JHEP01(2010)017 | MPP-2009-175, UMD-PP-09-056 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the relation between non-unitarity of the leptonic mixing
matrix and leptogenesis. We discuss how all parameters of the canonical type-I
seesaw mechanism can, in principle, be reconstructed from the neutrino mass
matrix and the deviation of the effective low-energy leptonic mixing matrix
from unitary. ... | [
{
"created": "Fri, 30 Oct 2009 20:00:01 GMT",
"version": "v1"
},
{
"created": "Mon, 2 Nov 2009 17:46:39 GMT",
"version": "v2"
}
] | 2011-05-23 | [
[
"Antusch",
"Stefan",
""
],
[
"Blanchet",
"Steve",
""
],
[
"Blennow",
"Mattias",
""
],
[
"Fernandez-Martinez",
"Enrique",
""
]
] | We investigate the relation between non-unitarity of the leptonic mixing matrix and leptogenesis. We discuss how all parameters of the canonical type-I seesaw mechanism can, in principle, be reconstructed from the neutrino mass matrix and the deviation of the effective low-energy leptonic mixing matrix from unitary. Wh... |
0803.3392 | Kausik Pal | Kausik Pal | Pionic contribution to relativistic Fermi Liquid parameters | 6 pages, 2 figures, Published in Canadian Journal of Physics, vol.
88, issue 8, pp. 585-590 | Can.J.Phys.88:585-590,2010 | 10.1139/P10-044 | null | hep-ph astro-ph nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate pionic contribution to the relativistic Fermi Liquid parameters
(RFLPs) using Chiral Effective Lagrangian. The RFLPs so determined are then
used to calculate chemical potential, exchange and nuclear symmetry energies
due to $\pi$$N$ interaction. We also evaluate two loop ring diagrams involving
$\sigma$,... | [
{
"created": "Mon, 24 Mar 2008 11:33:01 GMT",
"version": "v1"
},
{
"created": "Wed, 1 Sep 2010 06:23:19 GMT",
"version": "v2"
}
] | 2011-04-07 | [
[
"Pal",
"Kausik",
""
]
] | We calculate pionic contribution to the relativistic Fermi Liquid parameters (RFLPs) using Chiral Effective Lagrangian. The RFLPs so determined are then used to calculate chemical potential, exchange and nuclear symmetry energies due to $\pi$$N$ interaction. We also evaluate two loop ring diagrams involving $\sigma$, $... |
hep-ph/0104153 | Stanley J. Brodsky | Stanley J. Brodsky (SLAC) | QCD Aspects of Exclusive B Decays | Invited talk presented at the 4th International Conference on B
Physics and CP Violation (BCP4), Ago Town, Mie Prefecture, Japan, February
19-23, 2001 | null | 10.1142/9789812811219_0050 | SLAC-PUB-8809 | hep-ph | null | Exclusive B decays can be factorized as convolutions of hard scattering
amplitudes involving the weak interaction with universal hadron distribution
amplitudes, thus providing a new QCD-based phenomenology. In addition,
semi-leptonic decay amplitudes can be computed exactly in terms of the diagonal
and off-diagonal o... | [
{
"created": "Mon, 16 Apr 2001 21:22:25 GMT",
"version": "v1"
}
] | 2016-11-23 | [
[
"Brodsky",
"Stanley J.",
"",
"SLAC"
]
] | Exclusive B decays can be factorized as convolutions of hard scattering amplitudes involving the weak interaction with universal hadron distribution amplitudes, thus providing a new QCD-based phenomenology. In addition, semi-leptonic decay amplitudes can be computed exactly in terms of the diagonal and off-diagonal ove... |
hep-ph/9805329 | Rogerio Rosenfeld | Alfonso R. Zerwekh and Rogerio Rosenfeld (IFT - Sao Paulo) | Limits on a Strong Electroweak Sector from e^+ e^- -> 2gamma + missing E
at LEP2 | 7 pages, Latex, one figure | Mod.Phys.Lett.A14:35-42,1999 | 10.1142/S0217732399000067 | IFT-P.027/98 | hep-ph | null | We study the process $e^+ e^- \to \gamma \gamma \nu \bar{\nu}$ in the context
of a strong electroweak symmetry breaking model, which can be a source of
events with two photons and missing energy at LEP2. We investigate bounds on
the model assuming that no deviation is observed from the Standard Model within
a given e... | [
{
"created": "Thu, 14 May 1998 19:37:05 GMT",
"version": "v1"
}
] | 2011-08-17 | [
[
"Zerwekh",
"Alfonso R.",
"",
"IFT - Sao Paulo"
],
[
"Rosenfeld",
"Rogerio",
"",
"IFT - Sao Paulo"
]
] | We study the process $e^+ e^- \to \gamma \gamma \nu \bar{\nu}$ in the context of a strong electroweak symmetry breaking model, which can be a source of events with two photons and missing energy at LEP2. We investigate bounds on the model assuming that no deviation is observed from the Standard Model within a given exp... |
2405.04454 | Suro Kim | Suro Kim, Pyungwon Ko | Constraining Millicharged dark matter with Gravitational positivity
bounds | 15 pages, 6 figures | null | null | null | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Gravitational positivity bounds provide consistency conditions for effective
field theories with gravity. They turn out to be phenomenologically useful by
providing lower bounds in parameters of new physics beyond the Standard Models
(BSM). In this paper, we derive constraints on millicharged fermion dark matter
mode... | [
{
"created": "Tue, 7 May 2024 16:16:08 GMT",
"version": "v1"
},
{
"created": "Wed, 22 May 2024 04:28:15 GMT",
"version": "v2"
}
] | 2024-05-24 | [
[
"Kim",
"Suro",
""
],
[
"Ko",
"Pyungwon",
""
]
] | Gravitational positivity bounds provide consistency conditions for effective field theories with gravity. They turn out to be phenomenologically useful by providing lower bounds in parameters of new physics beyond the Standard Models (BSM). In this paper, we derive constraints on millicharged fermion dark matter models... |
1006.3804 | Ernest Ma | Ernest Ma (UC Riverside) | Dark Left-Right Model: CDMS, LHC, etc | 7 pages, 4 figures, typo corrected, talk at Dark Side of Universe
2010, Leon, Mexico | J.Phys.Conf.Ser.315:012006,2011 | 10.1088/1742-6596/315/1/012006 | UCRHEP-T493 (June 2010) | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Standard Model of particle interactions is extended to include fermion
doublets (n,e)_R transforming under the gauge group SU(2)_R such that n is a
Dirac scotino (dark-matter fermion), with odd R parity. Based on recent CDMS
data, it is shown how this new dark left-right model (DLRM2) favors a Z' gauge
boson at a... | [
{
"created": "Fri, 18 Jun 2010 20:28:58 GMT",
"version": "v1"
},
{
"created": "Tue, 29 Jun 2010 16:24:16 GMT",
"version": "v2"
}
] | 2011-08-25 | [
[
"Ma",
"Ernest",
"",
"UC Riverside"
]
] | The Standard Model of particle interactions is extended to include fermion doublets (n,e)_R transforming under the gauge group SU(2)_R such that n is a Dirac scotino (dark-matter fermion), with odd R parity. Based on recent CDMS data, it is shown how this new dark left-right model (DLRM2) favors a Z' gauge boson at aro... |
1812.03182 | Inbar Savoray | Sebastian J\"ager, Sandra Kvedarait\.e, Gilad Perez and Inbar Savoray | Bounds and Prospects for Stable Multiply Charged Particles at the LHC | null | J. High Energ. Phys. (2019) 2019: 41 | 10.1007/JHEP04(2019)041 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Colored and colorless particles that are stable on collider scales and carry
exotic electric charges, so-called multiply-charged heavy stable particles
(MCHSPs), exist in extensions of the Standard Model, and can include the top
partner(s) in solutions of the hierarchy problem. To obtain bounds on
color-triplets and ... | [
{
"created": "Fri, 7 Dec 2018 19:00:30 GMT",
"version": "v1"
},
{
"created": "Sun, 7 Apr 2019 16:32:43 GMT",
"version": "v2"
}
] | 2019-04-09 | [
[
"Jäger",
"Sebastian",
""
],
[
"Kvedaraitė",
"Sandra",
""
],
[
"Perez",
"Gilad",
""
],
[
"Savoray",
"Inbar",
""
]
] | Colored and colorless particles that are stable on collider scales and carry exotic electric charges, so-called multiply-charged heavy stable particles (MCHSPs), exist in extensions of the Standard Model, and can include the top partner(s) in solutions of the hierarchy problem. To obtain bounds on color-triplets and co... |
hep-ph/9411215 | Hai-Yang Cheng | Hai-Yang Cheng and B. Tseng | The $\Lambda_b\to J/\psi+\Lambda$ Decay Revisited | 7 pages | null | null | IP-ASTP-22-94 | hep-ph | null | The $\b$ decay does not receive any nonspectator contributions and hence its
theoretical calculation is relatively clean. Two different methods are employed
for the study of $\b$. In the first method, both $b$ and $s$ quarks are treated
as heavy and leading $1/m_s$ as well as $1/m_b$ corrections are included. The
bra... | [
{
"created": "Thu, 3 Nov 1994 08:04:15 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Cheng",
"Hai-Yang",
""
],
[
"Tseng",
"B.",
""
]
] | The $\b$ decay does not receive any nonspectator contributions and hence its theoretical calculation is relatively clean. Two different methods are employed for the study of $\b$. In the first method, both $b$ and $s$ quarks are treated as heavy and leading $1/m_s$ as well as $1/m_b$ corrections are included. The branc... |
hep-ph/0305077 | Thomas G. Rizzo | Thomas.G. Rizzo | Kaluza-Klein/$Z'$ Differentiation at the LHC and Linear Collider | 19 pages, 7 Figs, LaTex, minor corrections/additions to text | JHEP 0306 (2003) 021 | 10.1088/1126-6708/2003/06/021 | SLAC-PUB-9731 | hep-ph hep-ex | null | We explore the capabilities of the LHC and the Linear Collider(LC) to
distinguish the production of Kaluza-Klein(KK) excitations from an ordinary
$Z'$ within the context of theories with TeV scale extra dimensions. At the
LHC, these states are directly produced in the Drell-Yan channel while at the
LC the effects of ... | [
{
"created": "Wed, 7 May 2003 22:37:21 GMT",
"version": "v1"
},
{
"created": "Mon, 9 Jun 2003 18:48:18 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Rizzo",
"Thomas. G.",
""
]
] | We explore the capabilities of the LHC and the Linear Collider(LC) to distinguish the production of Kaluza-Klein(KK) excitations from an ordinary $Z'$ within the context of theories with TeV scale extra dimensions. At the LHC, these states are directly produced in the Drell-Yan channel while at the LC the effects of th... |
hep-ph/0309073 | Alejandro Daleo | A. Daleo (Univ. of La Plata) and R. Sassot (Univ. of Buenos Aires) | Next to leading order evolution of SIDIS processes in the forward region | 18 pages, 4 ps figures, uses revtex4 and feynmf. Accepted for
publication in Nuclear Physics B | Nucl.Phys. B673 (2003) 357-384 | 10.1016/j.nuclphysb.2003.09.007 | null | hep-ph | null | We compute the order $\alpha_s^2$ quark initiated corrections to
semi-inclusive deep inelastic scattering extending the approach developed
recently for the gluon contributions. With these corrections we complete the
order $\alpha_s^2$ QCD description of these processes, verifying explicitly the
factorization of colli... | [
{
"created": "Mon, 8 Sep 2003 14:21:10 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Daleo",
"A.",
"",
"Univ. of La Plata"
],
[
"Sassot",
"R.",
"",
"Univ. of Buenos Aires"
]
] | We compute the order $\alpha_s^2$ quark initiated corrections to semi-inclusive deep inelastic scattering extending the approach developed recently for the gluon contributions. With these corrections we complete the order $\alpha_s^2$ QCD description of these processes, verifying explicitly the factorization of colline... |
0905.2810 | Ulf-G. Mei{\ss}ner | Maxim Mai, Peter C. Bruns, Bastian Kubis, Ulf-G. Mei{\ss}ner | Aspects of meson-baryon scattering in three- and two-flavor chiral
perturbation theory | 22 pages, 5 figures, version published in Phys. Rev. D | Phys. Rev. D 80, 094006 (2009) | 10.1103/PhysRevD.80.094006 | HISKP-TH-09/12, FZJ-IKP-TH-2009-10 | hep-ph hep-lat nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We analyze meson-baryon scattering lengths in the framework of covariant
baryon chiral perturbation theory at leading one-loop order. We compute the
complete set of matching relations between the dimension-two low-energy
constants in the two- and three-flavor formulations of the theory. We derive
new two-flavor low-e... | [
{
"created": "Mon, 18 May 2009 06:15:34 GMT",
"version": "v1"
},
{
"created": "Tue, 10 Nov 2009 09:00:33 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Mai",
"Maxim",
""
],
[
"Bruns",
"Peter C.",
""
],
[
"Kubis",
"Bastian",
""
],
[
"Meißner",
"Ulf-G.",
""
]
] | We analyze meson-baryon scattering lengths in the framework of covariant baryon chiral perturbation theory at leading one-loop order. We compute the complete set of matching relations between the dimension-two low-energy constants in the two- and three-flavor formulations of the theory. We derive new two-flavor low-ene... |
hep-ph/0612240 | Fabio L. Braghin | Fabio L. Braghin | Linear Sigma Model at finite baryonic density and symmetry breakings | Work presented at the 18th Workshop on Hadronic Interactions, Sao
Paulo, SP, Brazil, May 2006. Accepted to be published | Braz.J.Phys.37:33-36,2007 | 10.1590/S0103-97332007000100012 | null | hep-ph nucl-th | null | The linear sigma model at finite baryonic density with a massive vector field
is investigated considering that all the bosonic fields develop non zero
expected classical values, eventually associated to condensates and
corresponding to dynamical symmetry breakings which might occur in the QCD
phase diagram. A modifie... | [
{
"created": "Tue, 19 Dec 2006 21:09:56 GMT",
"version": "v1"
}
] | 2011-08-04 | [
[
"Braghin",
"Fabio L.",
""
]
] | The linear sigma model at finite baryonic density with a massive vector field is investigated considering that all the bosonic fields develop non zero expected classical values, eventually associated to condensates and corresponding to dynamical symmetry breakings which might occur in the QCD phase diagram. A modified ... |
hep-ph/0010210 | Davor Palle | D. Palle (Rugjer Boskovic Institute, Zagreb, Croatia) | On the quantum loop weak interaction corrections at high energies | LaTeX style, 13 pages, 2 figures, 3 tables | Hadronic J. 24 (2001) 469-484 | null | null | hep-ph hep-ex | null | We perform comparative analyses of quantum loop corrections to some
observationally important two- and three-point Green functions within two
distinct symmetry-breaking mechanisms. It appears that the existing high-energy
data, neutrino experiments and present astrophysical and cosmological
constraints strongly disfa... | [
{
"created": "Wed, 18 Oct 2000 15:37:09 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Palle",
"D.",
"",
"Rugjer Boskovic Institute, Zagreb, Croatia"
]
] | We perform comparative analyses of quantum loop corrections to some observationally important two- and three-point Green functions within two distinct symmetry-breaking mechanisms. It appears that the existing high-energy data, neutrino experiments and present astrophysical and cosmological constraints strongly disfavo... |
hep-ph/9807459 | Alexei P. Martynenko | R.N.Faustov and A.P.Martynenko | Corrections of order (Z\alpha)^6 m_e^2/m_\mu in the muonium fine
structure | 14 pages, LaTEX, 2 figures, uses linedraw.sty | J.Exp.Theor.Phys.88:672-680,1999;
Zh.Eksp.Teor.Fiz.115:1221-1235,1999 | 10.1134/1.558843 | SSU-HEP-98/03 | hep-ph | null | In the framework of the quasipotential method we calculate the contributions
of the kind (Z\alpha)^6m_e^2/m_\mu to the energy spectrum of the muonium n^3S_1
states. Numerical value of obtained correction for 2^3S_1-1^3S_1 muonium fine
structure interval is equal to 0.19 MHz.
| [
{
"created": "Wed, 22 Jul 1998 09:46:43 GMT",
"version": "v1"
}
] | 2011-08-11 | [
[
"Faustov",
"R. N.",
""
],
[
"Martynenko",
"A. P.",
""
]
] | In the framework of the quasipotential method we calculate the contributions of the kind (Z\alpha)^6m_e^2/m_\mu to the energy spectrum of the muonium n^3S_1 states. Numerical value of obtained correction for 2^3S_1-1^3S_1 muonium fine structure interval is equal to 0.19 MHz. |
hep-ph/0504115 | Stefano Forte | Paolo Bolzoni, Stefano Forte and Giovanni Ridolfi | Renormalization group approach to Sudakov resummation in prompt photon
production | 21 pages, no figures. Final version to be published in Nucl. Phys. B.
Discussion on colour structure added (eqs.(3.17)-(3.18)) | Nucl.Phys. B731 (2005) 85-108 | 10.1016/j.nuclphysb.2005.07.036 | IFUM-826/FT, GeF/TH/4-05 | hep-ph | null | We prove the all-order exponentiation of soft logarithmic corrections to
prompt photon production in hadronic collisions, by generalizing an approach
previously developed in the context of Drell-Yan production and deep-inelastic
scattering. We show that all large logs in the soft limit can be expressed in
terms of tw... | [
{
"created": "Thu, 14 Apr 2005 17:02:43 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Jul 2005 07:29:22 GMT",
"version": "v2"
}
] | 2010-04-05 | [
[
"Bolzoni",
"Paolo",
""
],
[
"Forte",
"Stefano",
""
],
[
"Ridolfi",
"Giovanni",
""
]
] | We prove the all-order exponentiation of soft logarithmic corrections to prompt photon production in hadronic collisions, by generalizing an approach previously developed in the context of Drell-Yan production and deep-inelastic scattering. We show that all large logs in the soft limit can be expressed in terms of two ... |
2203.15688 | Malgorzata Worek | Giuseppe Bevilacqua, Heribertus Bayu Hartanto, Manfred Kraus, Jasmina
Nasufi, Malgorzata Worek | NLO QCD corrections to full off-shell production of $t\bar{t}Z$
including leptonic decays | 33 pages, 12 figures, 7 tables, version to appear in JHEP | JHEP 08 (2022) 060 | 10.1007/JHEP08(2022)060 | TTK-22-02, P3H-22-002, CAVENDISH-HEP-22/03 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by ongoing new physics searches in the top-quark sector at the
Large Hadron Collider we report on the calculation of NLO QCD corrections to
the Standard Model $pp\to t\bar{t}Z+X$ process in the tetra-lepton decay
channel. This calculation is based on the matrix elements for the $e^+ \nu_e\,
\mu^-\bar{\nu}_\... | [
{
"created": "Tue, 29 Mar 2022 15:49:15 GMT",
"version": "v1"
},
{
"created": "Mon, 8 Aug 2022 06:52:05 GMT",
"version": "v2"
}
] | 2022-08-09 | [
[
"Bevilacqua",
"Giuseppe",
""
],
[
"Hartanto",
"Heribertus Bayu",
""
],
[
"Kraus",
"Manfred",
""
],
[
"Nasufi",
"Jasmina",
""
],
[
"Worek",
"Malgorzata",
""
]
] | Motivated by ongoing new physics searches in the top-quark sector at the Large Hadron Collider we report on the calculation of NLO QCD corrections to the Standard Model $pp\to t\bar{t}Z+X$ process in the tetra-lepton decay channel. This calculation is based on the matrix elements for the $e^+ \nu_e\, \mu^-\bar{\nu}_\mu... |
2108.13412 | Jeffrey Hyde | Matthew Saveliev, Jeffrey Hyde | Using Secondary Tau Neutrinos to Probe Heavy Dark Matter Decays in Earth | Updated to include projected IceCube-Gen2 sensitivity, various minor
revisions for clarity, some references added | Phys. Rev. D 105 083025 (2022) | 10.1103/PhysRevD.105.083025 | null | hep-ph astro-ph.CO astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Dark matter particles can be gravitationally trapped by celestial bodies,
motivating searches for localized annihilation or decay. If neutrinos are among
the decay products, then IceCube and other neutrino observatories could detect
them. We investigate this scenario for dark matter particles above $m_{\chi}
\gtrsim$... | [
{
"created": "Mon, 30 Aug 2021 17:58:34 GMT",
"version": "v1"
},
{
"created": "Sat, 9 Apr 2022 16:34:23 GMT",
"version": "v2"
}
] | 2022-05-02 | [
[
"Saveliev",
"Matthew",
""
],
[
"Hyde",
"Jeffrey",
""
]
] | Dark matter particles can be gravitationally trapped by celestial bodies, motivating searches for localized annihilation or decay. If neutrinos are among the decay products, then IceCube and other neutrino observatories could detect them. We investigate this scenario for dark matter particles above $m_{\chi} \gtrsim$ P... |
1703.04985 | Divya Sachdeva | Mathew Thomas Arun, Debajyoti Choudhury, Divya Sachdeva | Universal Extra Dimensions and the Graviton Portal to Dark Matter | 16 pages, 4 figures, To be published in JCAP | null | 10.1088/1475-7516/2017/10/041 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Universal Extra Dimension (UED) paradigm is particularly attractive as it
not only includes a natural candidate for the Dark Matter particle but also
addresses several issues related to particle physics. Non-observations at the
Large Hadron Collider, though, has brought the paradigm into severe tension.
However, ... | [
{
"created": "Wed, 15 Mar 2017 07:45:51 GMT",
"version": "v1"
},
{
"created": "Tue, 24 Oct 2017 07:42:05 GMT",
"version": "v2"
}
] | 2017-11-01 | [
[
"Arun",
"Mathew Thomas",
""
],
[
"Choudhury",
"Debajyoti",
""
],
[
"Sachdeva",
"Divya",
""
]
] | The Universal Extra Dimension (UED) paradigm is particularly attractive as it not only includes a natural candidate for the Dark Matter particle but also addresses several issues related to particle physics. Non-observations at the Large Hadron Collider, though, has brought the paradigm into severe tension. However, a ... |
hep-ph/9801379 | Herbert Weigel | L. Gamberg (Oklahoma U.), H. Reinhardt (Tuebingen U.), and H. Weigel
(Tuebingen U.) | Chiral Odd Structure Functions from a Chiral Soliton | 36 pages, 10 postscript figures, discussion on numerical results
extended, to be published in Phys. Rev. D | Phys.Rev. D58 (1998) 054014 | 10.1103/PhysRevD.58.054014 | OKHEP-97-07, UNITU-THEP-1/1998 | hep-ph | null | We calculate the chiral odd quark distributions and the corresponding
structure functions $h_T(x,Q^2)$ and $h_L(x,Q^2)$ within the Nambu-Jona-Lasinio
chiral soliton model for the nucleon. The $Q^2$ evolution of the twist-2
contributions is performed according to the standard GLAP formalism while the
twist-three piece... | [
{
"created": "Wed, 21 Jan 1998 18:55:02 GMT",
"version": "v1"
},
{
"created": "Thu, 22 Jan 1998 16:35:57 GMT",
"version": "v2"
},
{
"created": "Mon, 26 Jan 1998 18:30:10 GMT",
"version": "v3"
},
{
"created": "Wed, 27 May 1998 06:49:32 GMT",
"version": "v4"
}
] | 2016-09-06 | [
[
"Gamberg",
"L.",
"",
"Oklahoma U."
],
[
"Reinhardt",
"H.",
"",
"Tuebingen U."
],
[
"Weigel",
"H.",
"",
"Tuebingen U."
]
] | We calculate the chiral odd quark distributions and the corresponding structure functions $h_T(x,Q^2)$ and $h_L(x,Q^2)$ within the Nambu-Jona-Lasinio chiral soliton model for the nucleon. The $Q^2$ evolution of the twist-2 contributions is performed according to the standard GLAP formalism while the twist-three piece, ... |
hep-ph/0608208 | Gautam Bhattacharyya | Gautam Bhattacharyya, Anindya Datta, Swarup Kumar Majee, Amitava
Raychaudhuri | Power law scaling in Universal Extra Dimension scenarios | Latex, 12 pages, 5 figures; v2: minor changes, to appear in Nucl.
Phys. B | Nucl.Phys. B760 (2007) 117-127 | 10.1016/j.nuclphysb.2006.10.018 | SINP/TNP/06-22, HRI-P-06-08-002, CU-Physics-09/2006 | hep-ph | null | We study the power law running of gauge, Yukawa and quartic scalar couplings
in the universal extra dimension scenario where the extra dimension is accessed
by all the standard model fields. After compactifying on an $S_1 /Z_2$
orbifold, we compute one-loop contributions of the relevant Kaluza-Klein (KK)
towers to th... | [
{
"created": "Fri, 18 Aug 2006 13:57:06 GMT",
"version": "v1"
},
{
"created": "Tue, 14 Nov 2006 09:27:52 GMT",
"version": "v2"
}
] | 2010-04-05 | [
[
"Bhattacharyya",
"Gautam",
""
],
[
"Datta",
"Anindya",
""
],
[
"Majee",
"Swarup Kumar",
""
],
[
"Raychaudhuri",
"Amitava",
""
]
] | We study the power law running of gauge, Yukawa and quartic scalar couplings in the universal extra dimension scenario where the extra dimension is accessed by all the standard model fields. After compactifying on an $S_1 /Z_2$ orbifold, we compute one-loop contributions of the relevant Kaluza-Klein (KK) towers to the ... |
1104.1497 | Chuan Hung Chen | Chuan-Hung Chen, Sandy S. C. Law, Run-Hui Li | Rare B decays and Tevatron top-pair asymmetry | 15 page, 6 figures, typos corrected and references added, final
version to appear journal | null | 10.1088/0954-3899/38/11/115008 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The recent Tevatron result on the top quark forward-backward asymmetry, which
deviates from its standard model prediction by 3.4$\sigma$, has prompted many
authors to build new models to account for this anomaly. Among the various
proposals, we find that those mechanisms which produce $t\bar t$ via $t$- or
$u$-channe... | [
{
"created": "Fri, 8 Apr 2011 06:47:10 GMT",
"version": "v1"
},
{
"created": "Thu, 14 Apr 2011 13:17:21 GMT",
"version": "v2"
},
{
"created": "Tue, 1 Nov 2011 13:26:46 GMT",
"version": "v3"
}
] | 2015-05-27 | [
[
"Chen",
"Chuan-Hung",
""
],
[
"Law",
"Sandy S. C.",
""
],
[
"Li",
"Run-Hui",
""
]
] | The recent Tevatron result on the top quark forward-backward asymmetry, which deviates from its standard model prediction by 3.4$\sigma$, has prompted many authors to build new models to account for this anomaly. Among the various proposals, we find that those mechanisms which produce $t\bar t$ via $t$- or $u$-channel ... |
hep-ph/9810475 | Patricia Ball | Patricia Ball and V.M. Braun | Higher Twist Distribution Amplitudes of Vector Mesons in QCD: Twist-4
Distributions and Meson Mass Corrections | 38 pages Latex, 2 postscript figures | Nucl.Phys. B543 (1999) 201-238 | 10.1016/S0550-3213(99)00014-0 | CERN-TH/98-333 | hep-ph | null | We present a systematic study of twist-4 light-cone distribution amplitudes
of vector mesons in QCD, which is based on conformal expansion. The structure
of meson mass corrections is studied in detail. A complete set of distribution
amplitudes is constructed, which satisfies all (exact) equations of motion and
constr... | [
{
"created": "Mon, 26 Oct 1998 09:22:28 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Ball",
"Patricia",
""
],
[
"Braun",
"V. M.",
""
]
] | We present a systematic study of twist-4 light-cone distribution amplitudes of vector mesons in QCD, which is based on conformal expansion. The structure of meson mass corrections is studied in detail. A complete set of distribution amplitudes is constructed, which satisfies all (exact) equations of motion and constrai... |
2401.00687 | Tae Hyun Jung | Sanghyeon Chang, Sougata Ganguly, Tae Hyun Jung, Tae-Sun Park, Chang
Sub Shin | Constraining MeV to 10 GeV majoron by Big Bang Nucleosynthesis | 12 pages, 3 figures, v2: major revision made by including correct n/p
conversion induced by modified thermal neutrinos, slight changes in the
result, references added, version accepted in PRD | null | null | CTPU-PTC-23-56 | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | We estimate the Big Bang nucleosynthesis (BBN) constraint on the majoron in
the mass range between $1\,{\rm MeV}$ to $10\,{\rm GeV}$ which dominantly
decays into the standard model neutrinos. When the majoron lifetime is shorter
than $1\,{\rm sec}$, the injected neutrinos mainly heat up background plasma,
which alter... | [
{
"created": "Mon, 1 Jan 2024 07:23:54 GMT",
"version": "v1"
},
{
"created": "Mon, 1 Jul 2024 04:32:51 GMT",
"version": "v2"
}
] | 2024-07-02 | [
[
"Chang",
"Sanghyeon",
""
],
[
"Ganguly",
"Sougata",
""
],
[
"Jung",
"Tae Hyun",
""
],
[
"Park",
"Tae-Sun",
""
],
[
"Shin",
"Chang Sub",
""
]
] | We estimate the Big Bang nucleosynthesis (BBN) constraint on the majoron in the mass range between $1\,{\rm MeV}$ to $10\,{\rm GeV}$ which dominantly decays into the standard model neutrinos. When the majoron lifetime is shorter than $1\,{\rm sec}$, the injected neutrinos mainly heat up background plasma, which alters ... |
1312.4447 | Frank Deppisch | Frank F. Deppisch, Julia Harz and Martin Hirsch | Falsifying High-Scale Leptogenesis at the LHC | 5 pages, 5 figures, matches published version | Phys. Rev. Lett. 112, 221601 (2014) | 10.1103/PhysRevLett.112.221601 | LCTS/2013-30, IFIC/2013-96 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Measuring a non-zero value for the cross section of any lepton number
violating (LNV) process would put a strong lower limit on the washout factor
for the effective lepton number density in the early universe at times close to
the electroweak phase transition and thus would lead to important constraints
on any high-s... | [
{
"created": "Mon, 16 Dec 2013 18:27:23 GMT",
"version": "v1"
},
{
"created": "Mon, 23 Jun 2014 13:33:19 GMT",
"version": "v2"
}
] | 2014-06-24 | [
[
"Deppisch",
"Frank F.",
""
],
[
"Harz",
"Julia",
""
],
[
"Hirsch",
"Martin",
""
]
] | Measuring a non-zero value for the cross section of any lepton number violating (LNV) process would put a strong lower limit on the washout factor for the effective lepton number density in the early universe at times close to the electroweak phase transition and thus would lead to important constraints on any high-sca... |
1911.07791 | Nathan Sherrill | Nathan Sherrill | Lorentz Violation and Partons | Presented at the Eighth Meeting on CPT and Lorentz Symmetry,
Bloomington, Indiana, May 12-16, 2019 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A parton-model description of high-energy hadronic interactions in the
presence of Lorentz violation is presented. This approach is used to study
lepton-hadron and hadron-hadron interactions at large momentum transfer. Cross
sections for deep inelastic scattering and the Drell-Yan process are calculated
at first orde... | [
{
"created": "Mon, 18 Nov 2019 17:44:26 GMT",
"version": "v1"
}
] | 2019-11-19 | [
[
"Sherrill",
"Nathan",
""
]
] | A parton-model description of high-energy hadronic interactions in the presence of Lorentz violation is presented. This approach is used to study lepton-hadron and hadron-hadron interactions at large momentum transfer. Cross sections for deep inelastic scattering and the Drell-Yan process are calculated at first order ... |
0710.5660 | Walter Winter | Walter Winter | Systematic Model Building Based on Quark-Lepton Complementarity
Assumptions | 3 pages, 1 figure. Talk given at the NuFact 07 conference, Aug 6-11,
2007, Okayama, Japan | AIPConf.Proc.981:199-201,2008 | 10.1063/1.2898932 | null | hep-ph | null | In this talk, we present a procedure to systematically generate a large
number of valid mass matrix textures from very generic assumptions. Compared to
plain anarchy arguments, we postulate some structure for the theory, such as a
possible connection between quarks and leptons, and a mechanism to generate
flavor stru... | [
{
"created": "Tue, 30 Oct 2007 14:44:44 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Winter",
"Walter",
""
]
] | In this talk, we present a procedure to systematically generate a large number of valid mass matrix textures from very generic assumptions. Compared to plain anarchy arguments, we postulate some structure for the theory, such as a possible connection between quarks and leptons, and a mechanism to generate flavor struct... |
hep-ph/0402058 | Oliver Brein | Oliver Brein and Wolfgang Hollik | Production of Neutral Higgs + Jet at the LHC in the SM and the MSSM | 4 pages, To appear in the Proceedings of SUSY 2003, held at the
University of Arizona, Tucson, AZ, 5-10 June 2003 | null | null | null | hep-ph | null | The cross section prediction for the production of the lightest neutral Higgs
boson in association with a high-p_T hadronic jet is presented in the framework
of the minimal supersymmetric standard model (MSSM) and compared to the SM
case. Prospects for the CERN Large Hadron Collider (LHC) are discussed.
| [
{
"created": "Thu, 5 Feb 2004 19:03:55 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Brein",
"Oliver",
""
],
[
"Hollik",
"Wolfgang",
""
]
] | The cross section prediction for the production of the lightest neutral Higgs boson in association with a high-p_T hadronic jet is presented in the framework of the minimal supersymmetric standard model (MSSM) and compared to the SM case. Prospects for the CERN Large Hadron Collider (LHC) are discussed. |
hep-ph/0410101 | Guido Altarelli | Guido Altarelli (CERN) | Neutrino 2004: Concluding Talk | Presented at Neutrino 2004, Paris, 14-19 June 2004 | null | 10.1016/j.nuclphysbps.2005.01.146 | CERN-PH-TH/2004-197 | hep-ph | null | We review the highlights of Neutrino 2004 and recall the main lessons from
neutrinos in recent years that had a great impact on particle physics and
cosmology.
| [
{
"created": "Thu, 7 Oct 2004 10:01:42 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Altarelli",
"Guido",
"",
"CERN"
]
] | We review the highlights of Neutrino 2004 and recall the main lessons from neutrinos in recent years that had a great impact on particle physics and cosmology. |
1206.2519 | Konstantin Klimenko | N. V. Gubina, K. G. Klimenko, S. G. Kurbanov, and V. Ch. Zhukovsky | Inhomogeneous charged pion condensation phenomenon in the NJL$_2$ model
with quark number and isospin chemical potentials | 11 pages, 8 figures; version accepted for publication in PRD. arXiv
admin note: text overlap with arXiv:1106.2928, arXiv:1102.4079 | null | 10.1103/PhysRevD.86.085011 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The properties of two-flavored massive Nambu--Jona-Lasinio model in
(1+1)-dimensional spacetime are investigated in the presence of isospin and
quark number chemical potentials. The consideration is performed in the
large-$N_c$ limit, where $N_c$ is the number of colored quarks. It is shown in
the framework of this m... | [
{
"created": "Tue, 12 Jun 2012 13:22:11 GMT",
"version": "v1"
},
{
"created": "Wed, 22 Aug 2012 13:39:35 GMT",
"version": "v2"
}
] | 2013-05-30 | [
[
"Gubina",
"N. V.",
""
],
[
"Klimenko",
"K. G.",
""
],
[
"Kurbanov",
"S. G.",
""
],
[
"Zhukovsky",
"V. Ch.",
""
]
] | The properties of two-flavored massive Nambu--Jona-Lasinio model in (1+1)-dimensional spacetime are investigated in the presence of isospin and quark number chemical potentials. The consideration is performed in the large-$N_c$ limit, where $N_c$ is the number of colored quarks. It is shown in the framework of this mod... |
hep-ph/0001217 | Andrei Afanasev | Andrei V. Afanasev (NCCU/JLab), V.D. Afanasev, S.V. Trubnikov
(Kharkov) | Relativistic Charge Form Factor of the Deuteron from (np)-Scattering
Phase Shifts | 18 pages, 5 eps-figures; typos fixed | null | null | null | hep-ph nucl-th | null | Relativistic integral representation in terms of experimental neutron-proton
scattering phase shifts is used to compute the charge form factor of the
deuteron $ G_{Cd}(Q^2)$. The results of numerical calculations of
$|G_{Cd}(Q^2)|$ are presented in the interval of the four-momentum transfers
squared $0 \leq Q^2 \leq ... | [
{
"created": "Thu, 20 Jan 2000 22:00:55 GMT",
"version": "v1"
},
{
"created": "Wed, 26 Jan 2000 21:49:37 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Afanasev",
"Andrei V.",
"",
"NCCU/JLab"
],
[
"Afanasev",
"V. D.",
"",
"Kharkov"
],
[
"Trubnikov",
"S. V.",
"",
"Kharkov"
]
] | Relativistic integral representation in terms of experimental neutron-proton scattering phase shifts is used to compute the charge form factor of the deuteron $ G_{Cd}(Q^2)$. The results of numerical calculations of $|G_{Cd}(Q^2)|$ are presented in the interval of the four-momentum transfers squared $0 \leq Q^2 \leq 35... |
1308.5897 | Zhengliang Liang | Zheng-Liang Liang and Yue-Liang Wu | Direct detection and solar capture of spin-dependent dark matter | 24 pages, 1 table, 9 figures, matches publication | Phys. Rev. D 89, 013010 (2014) | 10.1103/PhysRevD.89.013010 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the implication of different spin-dependent (SD) operators on
both the direct and indirect detections of the Weakly Interacting Massive
Particle (WIMP). Six representative building blocks of SD operators, together
with their counterparts with a massless mediator are considered to interpret
the direct d... | [
{
"created": "Tue, 27 Aug 2013 15:28:00 GMT",
"version": "v1"
},
{
"created": "Thu, 17 Oct 2013 10:22:23 GMT",
"version": "v2"
},
{
"created": "Tue, 25 Feb 2014 06:47:11 GMT",
"version": "v3"
}
] | 2014-02-26 | [
[
"Liang",
"Zheng-Liang",
""
],
[
"Wu",
"Yue-Liang",
""
]
] | We investigate the implication of different spin-dependent (SD) operators on both the direct and indirect detections of the Weakly Interacting Massive Particle (WIMP). Six representative building blocks of SD operators, together with their counterparts with a massless mediator are considered to interpret the direct det... |
hep-ph/9710456 | M. R. Pennington | M.R. Pennington (Centre for Particle Theory, University of Durham,
Durham, U.K) | The production model of Ishida et al. and unitarity | null | null | null | null | hep-ph | null | The relation between scattering and production amplitudes imposed by
unitarity and analyticity, recently criticised by Ishida et al., is explained.
| [
{
"created": "Fri, 24 Oct 1997 14:16:03 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Pennington",
"M. R.",
"",
"Centre for Particle Theory, University of Durham,\n Durham, U.K"
]
] | The relation between scattering and production amplitudes imposed by unitarity and analyticity, recently criticised by Ishida et al., is explained. |
1705.07931 | Pat Scott | The GAMBIT Collaboration: Peter Athron, Csaba Bal\'azs, Torsten
Bringmann, Andy Buckley, Marcin Chrz\k{a}szcz, Jan Conrad, Jonathan M.
Cornell, Lars A. Dal, Joakim Edsj\"o, Ben Farmer, Paul Jackson, Felix
Kahlhoefer, Abram Krislock, Anders Kvellestad, James McKay, Farvah Mahmoudi,
Gregory D. Martinez, Antje Put... | Status of the scalar singlet dark matter model | 19 pages, 5 figures, matches published version. v3 updates the Zenodo
URL for supplementary data (available at
https://doi.org/10.5281/zenodo.801510) | Eur. Phys. J. C 77, 568 (2017) | 10.1140/epjc/s10052-017-5113-1 | CoEPP-MN-17-10, gambit-physics-2017 | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | One of the simplest viable models for dark matter is an additional neutral
scalar, stabilised by a $\mathbb{Z}_2$ symmetry. Using the GAMBIT package and
combining results from four independent samplers, we present Bayesian and
frequentist global fits of this model. We vary the singlet mass and coupling
along with 13 ... | [
{
"created": "Mon, 22 May 2017 18:14:56 GMT",
"version": "v1"
},
{
"created": "Mon, 2 Oct 2017 13:27:31 GMT",
"version": "v2"
},
{
"created": "Fri, 19 Oct 2018 20:31:31 GMT",
"version": "v3"
}
] | 2020-08-06 | [
[
"The GAMBIT Collaboration",
"",
""
],
[
"Athron",
"Peter",
""
],
[
"Balázs",
"Csaba",
""
],
[
"Bringmann",
"Torsten",
""
],
[
"Buckley",
"Andy",
""
],
[
"Chrząszcz",
"Marcin",
""
],
[
"Conrad",
"Jan",
""
... | One of the simplest viable models for dark matter is an additional neutral scalar, stabilised by a $\mathbb{Z}_2$ symmetry. Using the GAMBIT package and combining results from four independent samplers, we present Bayesian and frequentist global fits of this model. We vary the singlet mass and coupling along with 13 nu... |
1606.07090 | Edward Hardy | Giovanni Grilli di Cortona, Edward Hardy, Andrew J. Powell | Dirac vs Majorana gauginos at a 100 TeV collider | 44 pages, 9 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We compare the prospects for observing theories with Majorana or Dirac
gauginos at a future 100 TeV proton-proton collider. Calculating the expected
discovery and exclusion regions, we find that for heavy gluino masses the
squark discovery reach is significantly reduced in Dirac gluino models relative
to the Majorana... | [
{
"created": "Wed, 22 Jun 2016 20:17:56 GMT",
"version": "v1"
}
] | 2016-06-24 | [
[
"di Cortona",
"Giovanni Grilli",
""
],
[
"Hardy",
"Edward",
""
],
[
"Powell",
"Andrew J.",
""
]
] | We compare the prospects for observing theories with Majorana or Dirac gauginos at a future 100 TeV proton-proton collider. Calculating the expected discovery and exclusion regions, we find that for heavy gluino masses the squark discovery reach is significantly reduced in Dirac gluino models relative to the Majorana c... |
2311.14486 | David Cabo-Almeida | Giorgio Arcadi, Giorgio Busoni, David Cabo-Almeida, Navneet Krishnan | Is there a (Pseudo)Scalar at 95 GeV? | 45 pages, 8 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the possibility of interpreting the recent experimental hints, in
favour of a 95 GeV resonance, with extensions of the Standard Model featuring
an extra Higgs doublet and SM scalar (2HDM+s) or pseudoscalar singlet (2HDM+a).
The possibility of reproducing the experimental anomalies will be compared with
the... | [
{
"created": "Fri, 24 Nov 2023 13:52:11 GMT",
"version": "v1"
}
] | 2023-11-27 | [
[
"Arcadi",
"Giorgio",
""
],
[
"Busoni",
"Giorgio",
""
],
[
"Cabo-Almeida",
"David",
""
],
[
"Krishnan",
"Navneet",
""
]
] | We discuss the possibility of interpreting the recent experimental hints, in favour of a 95 GeV resonance, with extensions of the Standard Model featuring an extra Higgs doublet and SM scalar (2HDM+s) or pseudoscalar singlet (2HDM+a). The possibility of reproducing the experimental anomalies will be compared with the t... |
1409.5813 | Jonathan Rosner | Jonathan L. Rosner | Interpretation of an "edge" in proton-proton scattering | 4 pages, 1 figure, to be submitted to Phys. Rev. D. Some references
and acknowledgments added | Phys. Rev. D 90, 117902 (2014) | 10.1103/PhysRevD.90.117902 | EFI 14-33 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A study of proton-proton collisions at very high energy has revealed a "black
disk," whose radius grows with the logarithm of the center-of-mass energy,
surrounded by an edge of approximately constant width 1 fm. We interpret this
behavior as the maximum length of a QCD string connecting the color triplet and
antitri... | [
{
"created": "Fri, 19 Sep 2014 20:43:09 GMT",
"version": "v1"
},
{
"created": "Wed, 5 Nov 2014 19:25:12 GMT",
"version": "v2"
}
] | 2014-12-31 | [
[
"Rosner",
"Jonathan L.",
""
]
] | A study of proton-proton collisions at very high energy has revealed a "black disk," whose radius grows with the logarithm of the center-of-mass energy, surrounded by an edge of approximately constant width 1 fm. We interpret this behavior as the maximum length of a QCD string connecting the color triplet and antitripl... |
2109.01216 | Hai-Yang Cheng | Hai-Yang Cheng | Charmed Baryon Physics Circa 2021 | 67 pages, 11 figures, published version in Chin. J. Phys | Chin. J. Phys. 78 (2022) 324-362 | 10.1016/j.cjph.2022.06.021 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | This is an update of the two articles (H.Y. Cheng, 2009; Cheng, 2015) in
which charmed baryon physics around 2007 and 2015, respectively, were reviewed.
In this review we emphasize the experimental progress and the theoretical
development since 2015.
| [
{
"created": "Thu, 2 Sep 2021 21:13:26 GMT",
"version": "v1"
},
{
"created": "Mon, 6 Sep 2021 14:50:00 GMT",
"version": "v2"
},
{
"created": "Fri, 24 Jun 2022 00:58:35 GMT",
"version": "v3"
},
{
"created": "Tue, 19 Jul 2022 18:31:50 GMT",
"version": "v4"
}
] | 2022-08-10 | [
[
"Cheng",
"Hai-Yang",
""
]
] | This is an update of the two articles (H.Y. Cheng, 2009; Cheng, 2015) in which charmed baryon physics around 2007 and 2015, respectively, were reviewed. In this review we emphasize the experimental progress and the theoretical development since 2015. |
hep-ph/9506326 | null | V.A.Ilyin, T.Kaneko, Y.Kurihara, A.E.Pukhov and Y.Shimizu | Probing the HHH vertex in e+e-, e-gamma and gamma-gamma collisions for
light and intermediate Higgs bosons | 14 pages of text (including Table and Figures captions and 1 Table)
in standard LATEX code; 9 figures in one PS file, prepared by the script
`uufiles' (see comment at the head of the received file) | Phys.Rev. D54 (1996) 6717-6727 | 10.1103/PhysRevD.54.6717 | KEK CP-030; INP MSU Preprint-95-16/380 | hep-ph | null | We have studied double Higgs production at future linear colliders while
paying special attention to the option of high-energy and high-luminosity
photon beams. The main purpose was to examine the feasibility of e+e-, e-gamma
and gamma-gamma colliders in order to probe the anomalous triple Higgs
coupling, which is cr... | [
{
"created": "Wed, 14 Jun 1995 13:11:01 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Ilyin",
"V. A.",
""
],
[
"Kaneko",
"T.",
""
],
[
"Kurihara",
"Y.",
""
],
[
"Pukhov",
"A. E.",
""
],
[
"Shimizu",
"Y.",
""
]
] | We have studied double Higgs production at future linear colliders while paying special attention to the option of high-energy and high-luminosity photon beams. The main purpose was to examine the feasibility of e+e-, e-gamma and gamma-gamma colliders in order to probe the anomalous triple Higgs coupling, which is cruc... |
hep-ph/9710426 | Apostolos Pilaftsis | Joannis Papavassiliou (CERN) and Apostolos Pilaftsis (MPI, Munich) | Gauge- and Renormalization-Group- Invariant Formulation of the
Higgs-Boson Resonance | 55 pages, LaTeX, two encapsulated figures included | Phys.Rev.D58:053002,1998 | 10.1103/PhysRevD.58.053002 | CERN-TH/97-293 and MPI/PhT/97-67 | hep-ph | null | A gauge- and renormalization-group- invariant approach implemented by the
pinch technique is formulated for resonant transitions involving the Higgs
boson. The lineshape of the Higgs boson is shown to consist of two distinct and
physically meaningful contributions: a process-independent resonant part and a
process-de... | [
{
"created": "Tue, 21 Oct 1997 17:12:58 GMT",
"version": "v1"
}
] | 2011-01-13 | [
[
"Papavassiliou",
"Joannis",
"",
"CERN"
],
[
"Pilaftsis",
"Apostolos",
"",
"MPI, Munich"
]
] | A gauge- and renormalization-group- invariant approach implemented by the pinch technique is formulated for resonant transitions involving the Higgs boson. The lineshape of the Higgs boson is shown to consist of two distinct and physically meaningful contributions: a process-independent resonant part and a process-depe... |
hep-ph/0509058 | Matti Jarvinen | Paul Hoyer and Matti Jarvinen | Soft Rescattering in DIS: Effects of Helicity Flip | 9 pages, 1 figure. v2: reference added | JHEP0510:080,2005 | 10.1088/1126-6708/2005/10/080 | HIP-2005-36/TH, NORDITA-2005-56 | hep-ph | null | Soft rescattering in hard QCD processes may involve non-perturbative, chiral
symmetry breaking interactions. We find that rescattering which changes the
helicity of the struck quark gives rise to a leading twist single spin
asymmetry in semi-inclusive DIS, the angular dependence of which is the same as
that usually a... | [
{
"created": "Wed, 7 Sep 2005 07:44:27 GMT",
"version": "v1"
},
{
"created": "Wed, 26 Oct 2005 15:00:08 GMT",
"version": "v2"
}
] | 2009-11-11 | [
[
"Hoyer",
"Paul",
""
],
[
"Jarvinen",
"Matti",
""
]
] | Soft rescattering in hard QCD processes may involve non-perturbative, chiral symmetry breaking interactions. We find that rescattering which changes the helicity of the struck quark gives rise to a leading twist single spin asymmetry in semi-inclusive DIS, the angular dependence of which is the same as that usually asc... |
1703.03411 | Ian Moult | Ilya Feige, Daniel W. Kolodrubetz, Ian Moult and Iain W. Stewart | A Complete Basis of Helicity Operators for Subleading Factorization | 110 pages, many figures | null | 10.1007/JHEP11(2017)142 | MIT-CTP 4597 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Factorization theorems underly our ability to make predictions for many
processes involving the strong interaction. Although typically formulated at
leading power, the study of factorization at subleading power is of interest
both for improving the precision of calculations, as well as for understanding
the all order... | [
{
"created": "Thu, 9 Mar 2017 19:00:01 GMT",
"version": "v1"
}
] | 2018-01-17 | [
[
"Feige",
"Ilya",
""
],
[
"Kolodrubetz",
"Daniel W.",
""
],
[
"Moult",
"Ian",
""
],
[
"Stewart",
"Iain W.",
""
]
] | Factorization theorems underly our ability to make predictions for many processes involving the strong interaction. Although typically formulated at leading power, the study of factorization at subleading power is of interest both for improving the precision of calculations, as well as for understanding the all orders ... |
hep-ph/9804263 | Sergey Michailov | S.V. Mikhailov | Renormalon chains contributions to the non-singlet evolutional kernels
in QCD | 9 pages, LATEX, 1 Table, 1 figure is included into the tex-file, 1
figure is added as ps-file. References added, minor corrections in style, to
be published in Physics Letters B | Phys.Lett.B431:387-394,1998 | 10.1016/S0370-2693(98)00585-1 | E2-98-43 JINR, Dubna | hep-ph | null | Contributions to QCD non-singlet evolution kernels $P(z)$ for the DGLAP
equation and $V(x,y)$ for the Brodsky-Lepage evolution equation are calculated
for a certain class of diagrams which include renormalon chains. Closed
expressions are presented for the sums of these contributions that dominate for
a large number ... | [
{
"created": "Thu, 9 Apr 1998 07:58:03 GMT",
"version": "v1"
},
{
"created": "Fri, 10 Apr 1998 16:03:17 GMT",
"version": "v2"
},
{
"created": "Wed, 22 Apr 1998 08:30:45 GMT",
"version": "v3"
},
{
"created": "Wed, 13 May 1998 11:32:16 GMT",
"version": "v4"
}
] | 2014-11-17 | [
[
"Mikhailov",
"S. V.",
""
]
] | Contributions to QCD non-singlet evolution kernels $P(z)$ for the DGLAP equation and $V(x,y)$ for the Brodsky-Lepage evolution equation are calculated for a certain class of diagrams which include renormalon chains. Closed expressions are presented for the sums of these contributions that dominate for a large number of... |
1108.3409 | Takaaki Mori | T. Mori, R. Yamaguchi, M. Sakuda, A. M. Ankowski and O. Benhar | The \gamma-ray production in neutral-current neutrino oxygen interaction
in the energy range above 100 MeV | null | null | 10.1063/1.3661571 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the cross section of the gamma-ray production from
neutral-current neutrino-oxygen quasi-elastic interaction, $\nu+\^{16}O
\rightarrow \nu +p+^{15}N*$, or $\nu+^{16}O \rightarrow \nu+n+^{15}O*$, in
which the residual nuclei (15N* or 15O*) lead to the gamma-ray emission with
gamma-ray energy >6 MeV at the... | [
{
"created": "Wed, 17 Aug 2011 07:00:38 GMT",
"version": "v1"
}
] | 2015-05-30 | [
[
"Mori",
"T.",
""
],
[
"Yamaguchi",
"R.",
""
],
[
"Sakuda",
"M.",
""
],
[
"Ankowski",
"A. M.",
""
],
[
"Benhar",
"O.",
""
]
] | We calculate the cross section of the gamma-ray production from neutral-current neutrino-oxygen quasi-elastic interaction, $\nu+\^{16}O \rightarrow \nu +p+^{15}N*$, or $\nu+^{16}O \rightarrow \nu+n+^{15}O*$, in which the residual nuclei (15N* or 15O*) lead to the gamma-ray emission with gamma-ray energy >6 MeV at the b... |
1304.2781 | Christopher Deans | Christopher S. Deans | Progress in the NNPDF global analysis | 4 pages, 3 figures, to appear in the proceedings of Rencontres de
Moriond 2013, QCD and High Energy Interactions | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We report on recent progress in the NNPDF framework of global PDF analysis.
The NNPDF2.3 set is the first and only available PDF set with includes LHC
data. A recent benchmark comparison of NNPDF2.3 and all other modern NNLO PDF
sets with LHC data was performed. We have also studied theoretical
uncertainties due to h... | [
{
"created": "Tue, 9 Apr 2013 20:01:30 GMT",
"version": "v1"
}
] | 2013-04-11 | [
[
"Deans",
"Christopher S.",
""
]
] | We report on recent progress in the NNPDF framework of global PDF analysis. The NNPDF2.3 set is the first and only available PDF set with includes LHC data. A recent benchmark comparison of NNPDF2.3 and all other modern NNLO PDF sets with LHC data was performed. We have also studied theoretical uncertainties due to hea... |
1111.2830 | Nishita Desai | Nishita Desai and Biswarup Mukhopadhyaya (Harish-Chandra Research
Institute) | Constraints on supersymmetry with light third family from LHC data | 20 pages, 8 figures, 2 tables. Version published in JHEP | JHEP 1205 (2012) 057 | 10.1007/JHEP05(2012)057 | HRI-RECAPP-11-009 | hep-ph | http://creativecommons.org/licenses/by-nc-sa/3.0/ | We present a re-interpretation of the recent ATLAS limits on supersymmetry in
channels with jets (with and without b-tags) and missing energy, in the context
of light third family squarks, while the first two squark families are
inaccessible at the 7 TeV run of the Large Hadron Collider (LHC). In contrast
to interpre... | [
{
"created": "Fri, 11 Nov 2011 19:35:28 GMT",
"version": "v1"
},
{
"created": "Wed, 3 Oct 2012 12:28:57 GMT",
"version": "v2"
}
] | 2012-10-04 | [
[
"Desai",
"Nishita",
"",
"Harish-Chandra Research\n Institute"
],
[
"Mukhopadhyaya",
"Biswarup",
"",
"Harish-Chandra Research\n Institute"
]
] | We present a re-interpretation of the recent ATLAS limits on supersymmetry in channels with jets (with and without b-tags) and missing energy, in the context of light third family squarks, while the first two squark families are inaccessible at the 7 TeV run of the Large Hadron Collider (LHC). In contrast to interpreta... |
hep-ph/0305020 | Badri Magradze | B. A. Magradze (A. Razmadze Tbilisi Mathematical Institute) | Practical techniques of analytic perturbation theory of QCD | 15 pages, 1 Postscript Figure, 11 Tables, talk given at the extended
seminar at I. Vecua Institute of Applied Mathematics. Tbilisi 22 April 2003.
Eq. (12) was corrected | null | null | RMI-2003-055 | hep-ph | null | The Lambert-W explicit solutions to the QCD renormalization group (RG)
equation are considered up to fourth order in the ${\bar {MS}}$ scheme. We
compare, systematically, these solutions with the conventional asymptotical
(iterative) approximations and with the exact numerical solutions to the RG
equation in the doma... | [
{
"created": "Fri, 2 May 2003 12:42:28 GMT",
"version": "v1"
},
{
"created": "Mon, 2 Feb 2004 14:45:14 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Magradze",
"B. A.",
"",
"A. Razmadze Tbilisi Mathematical Institute"
]
] | The Lambert-W explicit solutions to the QCD renormalization group (RG) equation are considered up to fourth order in the ${\bar {MS}}$ scheme. We compare, systematically, these solutions with the conventional asymptotical (iterative) approximations and with the exact numerical solutions to the RG equation in the domain... |
0905.4299 | Ignasi Rosell | Ignasi Rosell | Resonance saturation at next-to-leading order | 7 pages. Contribution to the proceedings of EFT'09 - International
Workshop on Effective Field Theories: from the Pion to the Upsilon-, 1-6
February 2009, Valencia (Spain) | null | null | IFIC-09-21 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A proper estimation of the chiral low-energy constants of Chiral Perturbation
Theory is a very important task. To this end resonance chiral Lagrangians have
been used fruitfully. We have studied the determination of chiral couplings at
next-to-leading (NLO) order in the 1/N(C) expansion, keeping full control of
the r... | [
{
"created": "Tue, 26 May 2009 21:57:50 GMT",
"version": "v1"
}
] | 2009-05-28 | [
[
"Rosell",
"Ignasi",
""
]
] | A proper estimation of the chiral low-energy constants of Chiral Perturbation Theory is a very important task. To this end resonance chiral Lagrangians have been used fruitfully. We have studied the determination of chiral couplings at next-to-leading (NLO) order in the 1/N(C) expansion, keeping full control of the ren... |
hep-ph/0504277 | Johannes Hirn | Johannes Hirn, Jan Stern | Lepton-number violation and right-handed neutrinos in Higgs-less
effective theories | Corresponds to published version: added subsection VI-D about
order-of-magnitude estimates | Phys.Rev. D73 (2006) 056001 | 10.1103/PhysRevD.73.056001 | IFIC/05-23, FTUV/05-0428 | hep-ph | null | Following previous work, we identify a symmetry S_nat that generalizes the
concept of custodial symmetry, keeping under control deviations from the
Standard Model (SM). To realize S_nat linearly, the space of gauge fields has
to be extended. Covariant constraints formulated in terms of spurions reduce
S_nat back to S... | [
{
"created": "Thu, 28 Apr 2005 16:39:28 GMT",
"version": "v1"
},
{
"created": "Wed, 5 Apr 2006 13:45:32 GMT",
"version": "v2"
}
] | 2009-11-11 | [
[
"Hirn",
"Johannes",
""
],
[
"Stern",
"Jan",
""
]
] | Following previous work, we identify a symmetry S_nat that generalizes the concept of custodial symmetry, keeping under control deviations from the Standard Model (SM). To realize S_nat linearly, the space of gauge fields has to be extended. Covariant constraints formulated in terms of spurions reduce S_nat back to SU(... |
2211.09474 | Kornelija Passek-Kumericki | Peter Kroll and Kornelija Passek-Kumeri\v{c}ki | Transition GPDs and exclusive electroproduction of $\pi-\Delta(1232)$
final states | 31 pages, 6 figures | null | 10.1103/PhysRevD.107.054009 | RBI-ThPhys-2022-46, WUB/22 | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We investigate exclusive electroproduction of $\pi^-\Delta^{++}$ within the
handbag approach in which the helicity amplitudes factorize into generalized
parton distributions (GPDs) and hard partonic subprocesses. We define the
$p-\Delta$ transversity GPDs while the helicity non-flip GPDs are taken from
the literature... | [
{
"created": "Thu, 17 Nov 2022 11:41:59 GMT",
"version": "v1"
}
] | 2023-03-29 | [
[
"Kroll",
"Peter",
""
],
[
"Passek-Kumerički",
"Kornelija",
""
]
] | We investigate exclusive electroproduction of $\pi^-\Delta^{++}$ within the handbag approach in which the helicity amplitudes factorize into generalized parton distributions (GPDs) and hard partonic subprocesses. We define the $p-\Delta$ transversity GPDs while the helicity non-flip GPDs are taken from the literature. ... |
hep-ph/0311162 | Ted Barnes | Ted Barnes (1 and 2), Steve Godfrey (3) ((1) Department of Physics and
Astronomy, University of Tennessee, (2) Physics Division, Oak Ridge National
Laboratory, (3) Ottawa-Carleton Institute for Physics, Department of Physics,
Carleton University) | Charmonium Options for the X(3872) | 11 pages, 5 tables. typos corrected, references and discussion added | Phys.Rev.D69:054008,2004 | 10.1103/PhysRevD.69.054008 | null | hep-ph | null | In this paper we consider all possible 1D and 2P ccbar assignments for the
recently discovered X(3872). Taking the experimental mass as input, we give
numerical results for the E1 radiative widths as well as the three principal
types of strong decays; open-charm, ccbar annihilation and closed-charm
hadronic transitio... | [
{
"created": "Wed, 12 Nov 2003 21:22:03 GMT",
"version": "v1"
},
{
"created": "Wed, 24 Dec 2003 23:33:30 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Barnes",
"Ted",
"",
"1 and 2"
],
[
"Godfrey",
"Steve",
""
]
] | In this paper we consider all possible 1D and 2P ccbar assignments for the recently discovered X(3872). Taking the experimental mass as input, we give numerical results for the E1 radiative widths as well as the three principal types of strong decays; open-charm, ccbar annihilation and closed-charm hadronic transitions... |
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