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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2006.13996 | Jose Bernabeu | Jose Bernabeu | Symmetries and their breaking in the fundamental laws of physics | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Symmetries in the Physical Laws of Nature lead to observable effects. Beyond
regularities and conserved magnitudes, the last decades in Particle Physics
have seen the identification of symmetries, and their well defined breaking, as
the guiding principle for the elementary constituents of matter and their
interaction... | [
{
"created": "Wed, 24 Jun 2020 18:55:09 GMT",
"version": "v1"
}
] | 2020-06-26 | [
[
"Bernabeu",
"Jose",
""
]
] | Symmetries in the Physical Laws of Nature lead to observable effects. Beyond regularities and conserved magnitudes, the last decades in Particle Physics have seen the identification of symmetries, and their well defined breaking, as the guiding principle for the elementary constituents of matter and their interactions.... |
1511.05967 | Farinaldo Queiroz | Farinaldo S. Queiroz, Carlos E. Yaguna | The CTA aims at the Inert Doublet Model | 5 pages, 4 figures. Matches version published in JCAP | null | 10.1088/1475-7516/2016/02/038 | CETUP2015-027 | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We show that the Cherenkov Telescope Array (CTA) can realistically challenge
the Inert Doublet Model, excluding its heavy regime up to dark matter masses of
800 GeV and probing a large fraction of the remaining viable parameter space at
even higher masses. Two features of the Inert Doublet Model make it
particularly ... | [
{
"created": "Wed, 18 Nov 2015 21:00:12 GMT",
"version": "v1"
},
{
"created": "Tue, 12 Apr 2016 07:50:49 GMT",
"version": "v2"
}
] | 2016-04-13 | [
[
"Queiroz",
"Farinaldo S.",
""
],
[
"Yaguna",
"Carlos E.",
""
]
] | We show that the Cherenkov Telescope Array (CTA) can realistically challenge the Inert Doublet Model, excluding its heavy regime up to dark matter masses of 800 GeV and probing a large fraction of the remaining viable parameter space at even higher masses. Two features of the Inert Doublet Model make it particularly su... |
hep-ph/9906493 | Yan Qi-shu | Chao-Shang Huang and Qi-Shu Yan | The Contributions of Neutral Higgs Bosons to Charmless Nonleptonic B
Decays in MSSM | 11 pages, typo corrected, references added, minor revisions made | *Beijing 1999, The frontiers of physics at millennium* 129-132 | null | null | hep-ph | null | We investigate the contributions of neutral Higgs bosons to nonleptonic
transition $b \to q \bar{s} s, q=d, s$ under the supersymmetric context. Their
effects to decay width and CP violation in corresponding exclusive decays are
explored. The anomalous dimension matrices of the operators which have to be
incorporated... | [
{
"created": "Fri, 25 Jun 1999 04:11:40 GMT",
"version": "v1"
},
{
"created": "Thu, 12 Aug 1999 08:09:50 GMT",
"version": "v2"
},
{
"created": "Sat, 15 Nov 2003 03:15:53 GMT",
"version": "v3"
}
] | 2007-05-23 | [
[
"Huang",
"Chao-Shang",
""
],
[
"Yan",
"Qi-Shu",
""
]
] | We investigate the contributions of neutral Higgs bosons to nonleptonic transition $b \to q \bar{s} s, q=d, s$ under the supersymmetric context. Their effects to decay width and CP violation in corresponding exclusive decays are explored. The anomalous dimension matrices of the operators which have to be incorporated t... |
hep-ph/0009178 | Dennis Dietrich | Dennis D. Dietrich, Gouranga C. Nayak, and Walter Greiner | Leading-Order Gluon-Pair Production from a Space-Time Dependent
Chromofield | 12 pages Latex, 2 columns, 4 eps figures, revised version | null | null | null | hep-ph | null | We describe gluon-pair production from a space-time dependent chromofield via
vacuum polarization within the framework of the background field method of QCD.
The processes we consider are first order in the action. We derive the
corresponding source terms for gluon pair production for situations that can be
described... | [
{
"created": "Fri, 15 Sep 2000 00:56:59 GMT",
"version": "v1"
},
{
"created": "Wed, 4 Jul 2001 18:55:59 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Dietrich",
"Dennis D.",
""
],
[
"Nayak",
"Gouranga C.",
""
],
[
"Greiner",
"Walter",
""
]
] | We describe gluon-pair production from a space-time dependent chromofield via vacuum polarization within the framework of the background field method of QCD. The processes we consider are first order in the action. We derive the corresponding source terms for gluon pair production for situations that can be described b... |
1710.00685 | Yurii Surovtsev | Yury S. Surovtsev, Petr Byd\v{z}ovsk\'y, Thomas Gutsche, Robert
Kami\'nski, Valery E. Lyubovitskij, Miroslav Nagy | Effect of the $K\overline{K}$ and $\eta\eta$ channels and interference
phenomena in the two-pion and $K\overline{K}$ transitions of charmonia and
bottomonia | 13 pages, 9 figures | Phys. Rev. D 97, 014009 (2018) | 10.1103/PhysRevD.97.014009 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It is shown that the basic shape of dipion and $K\overline{K}$ mass spectra
in decays $J/\psi\to\phi(\pi\pi,K\overline{K})$, $\psi(2S)\to J/\psi\,\pi\pi$,
$Y(4260)\to J/\phi~\pi\pi$ and in the two-pion transitions of bottomonia states
are explained by an unified mechanism based on the contribution of the
$\pi\pi$, $K... | [
{
"created": "Mon, 2 Oct 2017 14:25:10 GMT",
"version": "v1"
},
{
"created": "Tue, 13 Feb 2018 14:08:28 GMT",
"version": "v2"
}
] | 2018-02-14 | [
[
"Surovtsev",
"Yury S.",
""
],
[
"Bydžovský",
"Petr",
""
],
[
"Gutsche",
"Thomas",
""
],
[
"Kamiński",
"Robert",
""
],
[
"Lyubovitskij",
"Valery E.",
""
],
[
"Nagy",
"Miroslav",
""
]
] | It is shown that the basic shape of dipion and $K\overline{K}$ mass spectra in decays $J/\psi\to\phi(\pi\pi,K\overline{K})$, $\psi(2S)\to J/\psi\,\pi\pi$, $Y(4260)\to J/\phi~\pi\pi$ and in the two-pion transitions of bottomonia states are explained by an unified mechanism based on the contribution of the $\pi\pi$, $K\o... |
hep-ph/0311280 | Jonathan Rosner | Michael Gronau and Jonathan L. Rosner | Learning $\gamma$ from $B \to K \pi$ decays | 9 pages, 3 figures, contribution to the Proceedings of the Workshop
on the Discovery Potential of an Asymmetric B factory at 10^36 Luminosity
Revision of some tables, ratios, and figures | null | null | CLNS 03/1852, TECHNION-PH-2003-41 | hep-ph | null | We discuss several cases of $B \to K \pi$ decays in which direct probes of
the weak phase $\gamma$ are possible, and note what improvements are possible.
| [
{
"created": "Fri, 21 Nov 2003 15:28:39 GMT",
"version": "v1"
},
{
"created": "Thu, 11 Dec 2003 15:55:32 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Gronau",
"Michael",
""
],
[
"Rosner",
"Jonathan L.",
""
]
] | We discuss several cases of $B \to K \pi$ decays in which direct probes of the weak phase $\gamma$ are possible, and note what improvements are possible. |
hep-ph/0503241 | G\"oran F\"aldt | G\"oran F\"aldt and Evgeny Shabalin | CP violation in $K^{\pm}\to\pi^0\pi^0\pi^{\pm}$ decay | null | Phys.Lett. B635 (2006) 295-298 | 10.1238/Physica.Regular.072a00354 | null | hep-ph | null | CP violation leads to a difference between the parameters $g^+$ and $g^-$
describing the energy distributions of the charged pions produced in the $K^+
\to\pi^0 \pi^0 \pi^+$ and $K^- \to \pi^0\pi^0 \pi^-$ decays. We study the
difference $(g^+ - g^-)$ as a function of the relative contributions from the
QCD-penguin an... | [
{
"created": "Wed, 23 Mar 2005 16:34:16 GMT",
"version": "v1"
}
] | 2009-11-11 | [
[
"Fäldt",
"Göran",
""
],
[
"Shabalin",
"Evgeny",
""
]
] | CP violation leads to a difference between the parameters $g^+$ and $g^-$ describing the energy distributions of the charged pions produced in the $K^+ \to\pi^0 \pi^0 \pi^+$ and $K^- \to \pi^0\pi^0 \pi^-$ decays. We study the difference $(g^+ - g^-)$ as a function of the relative contributions from the QCD-penguin and ... |
0904.1477 | Jian-Xiong Wang | Zhi-Guo He, Rong Li and Jian-Xiong Wang | J/\psi Production Via Photon Fragmentation at Hadron Colliders | 4 pages, 3 figures, | null | 10.1016/j.physletb.2012.04.025 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The transverse momentum ($p_t$) distributions of production and polarization
for $J/\psi$ measured by CDF Collaboration are still challenging our
understanding of the heavy quarkonium production mechanism even with recent
significant theoretical progresses on the next-to-leading-order (NLO) QCD
calculation. We sugges... | [
{
"created": "Thu, 9 Apr 2009 08:53:52 GMT",
"version": "v1"
}
] | 2015-05-13 | [
[
"He",
"Zhi-Guo",
""
],
[
"Li",
"Rong",
""
],
[
"Wang",
"Jian-Xiong",
""
]
] | The transverse momentum ($p_t$) distributions of production and polarization for $J/\psi$ measured by CDF Collaboration are still challenging our understanding of the heavy quarkonium production mechanism even with recent significant theoretical progresses on the next-to-leading-order (NLO) QCD calculation. We suggest ... |
2103.12043 | Mathias Becker | Mathias Becker, Dominik D\"oring, Siddhartha Karmakar, Heinrich P\"as | Fermionic Singlet Dark Matter in One-Loop Solutions to the $R_K$
Anomaly: A Systematic Study | 48 pages, 7 tables, 16 figures | Eur. Phys. J. C (2021) 81: 1053 | 10.1140/epjc/s10052-021-09823-0 | DO-TH 21/11, TUM-HEP-1322/21 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the dark matter phenomenology of Standard Model extensions
addressing the reported anomaly in the $R_K$ observable at one-loop. The
article covers the case of fermionic singlet DM coupling leptophilically,
quarkphilically or amphiphilically to the SM. The setup utilizes a large
coupling of the new particle c... | [
{
"created": "Mon, 22 Mar 2021 17:48:30 GMT",
"version": "v1"
},
{
"created": "Fri, 9 Apr 2021 13:42:57 GMT",
"version": "v2"
},
{
"created": "Thu, 23 Dec 2021 18:10:02 GMT",
"version": "v3"
}
] | 2021-12-24 | [
[
"Becker",
"Mathias",
""
],
[
"Döring",
"Dominik",
""
],
[
"Karmakar",
"Siddhartha",
""
],
[
"Päs",
"Heinrich",
""
]
] | We study the dark matter phenomenology of Standard Model extensions addressing the reported anomaly in the $R_K$ observable at one-loop. The article covers the case of fermionic singlet DM coupling leptophilically, quarkphilically or amphiphilically to the SM. The setup utilizes a large coupling of the new particle con... |
hep-ph/9510315 | Dr. Peter A. Henning | Peter A. Henning | Quantum Transport Theory | 12 pages, latex, figures appended as uuencoded postscript, also
available at ftp://tpri6c.gsi.de/pub/phenning/dalian95 or at
http://www.gsi.de/~phenning/tft.html | null | null | null | hep-ph nucl-th | null | The problem of thermalization of a quark -- gluon plasma is addressed in the
framework of thermal field theory. Within a simple approximation, the full
quantum relaxation problem is solved and compared to the Boltzmann solution.
Memory effects and a slowdown of the relaxation process are the results, they
can be part... | [
{
"created": "Tue, 17 Oct 1995 08:59:54 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Henning",
"Peter A.",
""
]
] | The problem of thermalization of a quark -- gluon plasma is addressed in the framework of thermal field theory. Within a simple approximation, the full quantum relaxation problem is solved and compared to the Boltzmann solution. Memory effects and a slowdown of the relaxation process are the results, they can be partia... |
hep-ph/9603251 | null | Michael C. Birse (University of Manchester) | Effective chiral Lagrangians for spin-1 mesons | 46 pages (RevTeX) | Z.Phys.A355:231-246,1996 | 10.1007/s002180050105 | MC/TH 96/11 | hep-ph | null | The commonly used types of effective theory for vector mesons are reviewed
and their relationships clarified. They are shown to correspond to different
choices of field for spin-1 particles and the rules for transforming between
them are described. The importance of respecting chiral symmetry is stressed.
The choice ... | [
{
"created": "Fri, 8 Mar 1996 17:42:43 GMT",
"version": "v1"
}
] | 2011-07-19 | [
[
"Birse",
"Michael C.",
"",
"University of Manchester"
]
] | The commonly used types of effective theory for vector mesons are reviewed and their relationships clarified. They are shown to correspond to different choices of field for spin-1 particles and the rules for transforming between them are described. The importance of respecting chiral symmetry is stressed. The choice of... |
2211.09301 | Arushi Bodas | Arushi Bodas and Raman Sundrum | Large Primordial Fluctuations in Gravitational Waves from Phase
Transitions | 21 pages, 6 figures | null | 10.1007/JHEP06(2023)029 | null | hep-ph astro-ph.CO | http://creativecommons.org/licenses/by/4.0/ | It is well-known that first order phase transitions in the early universe can
be a powerful source of observable stochastic gravitational wave backgrounds.
Any such gravitational wave background must exhibit large-scale anisotropies at
least as large as those seen in the CMB $\sim 10^{-5}$, providing a valuable
new w... | [
{
"created": "Thu, 17 Nov 2022 02:28:04 GMT",
"version": "v1"
}
] | 2023-06-21 | [
[
"Bodas",
"Arushi",
""
],
[
"Sundrum",
"Raman",
""
]
] | It is well-known that first order phase transitions in the early universe can be a powerful source of observable stochastic gravitational wave backgrounds. Any such gravitational wave background must exhibit large-scale anisotropies at least as large as those seen in the CMB $\sim 10^{-5}$, providing a valuable new win... |
0808.2333 | Yoshiharu Kawamura | Yoshiharu Kawamura, Teppei Kinami and Takeshi Miura | Equivalence Classes of Boundary Conditions in Gauge Theory on $Z_3$
Orbifold | PTPTEX,17 pages | Prog.Theor.Phys.120:815-831,2008 | 10.1143/PTP.120.815 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study equivalence classes of boundary conditions in gauge theory on the
orbifold $T^2/Z_3$. Orbifold conditions and those gauge transformation
properties are given and the gauge equivalence is understood by the Hosotani
mechanism. Mode expansions are carried out for six-dimensional $Z_3$ singlet
fields and a $Z_3$... | [
{
"created": "Mon, 18 Aug 2008 03:21:49 GMT",
"version": "v1"
},
{
"created": "Tue, 28 Oct 2008 05:24:09 GMT",
"version": "v2"
}
] | 2008-12-25 | [
[
"Kawamura",
"Yoshiharu",
""
],
[
"Kinami",
"Teppei",
""
],
[
"Miura",
"Takeshi",
""
]
] | We study equivalence classes of boundary conditions in gauge theory on the orbifold $T^2/Z_3$. Orbifold conditions and those gauge transformation properties are given and the gauge equivalence is understood by the Hosotani mechanism. Mode expansions are carried out for six-dimensional $Z_3$ singlet fields and a $Z_3$ t... |
hep-ph/0307115 | Ulf-G. Mei{\ss}ner | V\'eronique Bernard, Thomas R. Hemmert, Ulf-G. Mei{\ss}ner | Cutoff schemes in chiral perturbation theory and the quark mass
expansion of the nucleon mass | 19 pp, 8 figs | Nucl.Phys. A732 (2004) 149-170 | 10.1016/j.nuclphysa.2003.12.011 | null | hep-ph hep-lat hep-th nucl-th | null | We discuss the use of cutoff methods in chiral perturbation theory. We
develop a cutoff scheme based on the operator structure of the effective field
theory that allows to suppress high momentum contributions in Goldstone boson
loop integrals and by construction is free of the problems traditional cutoff
schemes have... | [
{
"created": "Tue, 8 Jul 2003 16:09:23 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Bernard",
"Véronique",
""
],
[
"Hemmert",
"Thomas R.",
""
],
[
"Meißner",
"Ulf-G.",
""
]
] | We discuss the use of cutoff methods in chiral perturbation theory. We develop a cutoff scheme based on the operator structure of the effective field theory that allows to suppress high momentum contributions in Goldstone boson loop integrals and by construction is free of the problems traditional cutoff schemes have w... |
hep-ph/9212203 | null | M. Ciuchini, E. Franco, G. Martinelli and L. Reina | $\epsilon^{\prime}/\epsilon$ at the next-to-leading order in QCD and QED | 19 pages, 6 figures included, LaTeX | Phys.Lett.B301:263-271,1993 | 10.1016/0370-2693(93)90699-I | Rome Prep. 911 | hep-ph | null | We present a new calculation of the CP violation parameter
$\epsilon^{\prime}/ \epsilon$. The results reported in this paper have been
obtained by using the $\Delta S=1$ effective Hamiltonian computed at the
next-to-leading order, including QCD and QED penguins. The matrix elements of
the relevant operators have been... | [
{
"created": "Tue, 1 Dec 1992 22:24:05 GMT",
"version": "v1"
}
] | 2010-11-01 | [
[
"Ciuchini",
"M.",
""
],
[
"Franco",
"E.",
""
],
[
"Martinelli",
"G.",
""
],
[
"Reina",
"L.",
""
]
] | We present a new calculation of the CP violation parameter $\epsilon^{\prime}/ \epsilon$. The results reported in this paper have been obtained by using the $\Delta S=1$ effective Hamiltonian computed at the next-to-leading order, including QCD and QED penguins. The matrix elements of the relevant operators have been t... |
hep-ph/9708309 | Owe Philipsen | O. Philipsen (Heidelberg U.) | Connecting Higgs and Confinement Phase of the 3d SU(2) Higgs Model | 5 pages Latex, 3 figures using epsf.sty, Contribution to the
conference `Strong and Elektroweak Matter 97', May 21-25, Eger, Hungary | null | null | null | hep-ph | null | The mass spectrum of the 3d SU(2) Higgs model for states with quantum numbers
$0^{++}$, $2^{++}$ and $1^{--}$ as obtained from lattice simulations is
presented in the Higgs and confinement regions, both for a small and a large
scalar coupling. In the latter case it is possible to continuously connect the
spectra and ... | [
{
"created": "Mon, 11 Aug 1997 20:15:07 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Philipsen",
"O.",
"",
"Heidelberg U."
]
] | The mass spectrum of the 3d SU(2) Higgs model for states with quantum numbers $0^{++}$, $2^{++}$ and $1^{--}$ as obtained from lattice simulations is presented in the Higgs and confinement regions, both for a small and a large scalar coupling. In the latter case it is possible to continuously connect the spectra and ob... |
2212.07657 | Ya-Ping Xie | Ya-Ping Xie and V. P. Goncalves | Timelike Compton scattering in ultraperipheral $pPb$ collisions | null | null | 10.1016/j.physletb.2023.137762 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The study of exclusive processes in photon - induced interactions allow us to
probe the generalized parton distributions (GPDs), which provide information
about the 3 dimensional description of the quark and gluon content of hadrons.
In this paper we investigate the timelike Compton scattering (TCS) in
ultraperiphera... | [
{
"created": "Thu, 15 Dec 2022 08:26:31 GMT",
"version": "v1"
},
{
"created": "Thu, 9 Feb 2023 12:37:43 GMT",
"version": "v2"
}
] | 2023-03-01 | [
[
"Xie",
"Ya-Ping",
""
],
[
"Goncalves",
"V. P.",
""
]
] | The study of exclusive processes in photon - induced interactions allow us to probe the generalized parton distributions (GPDs), which provide information about the 3 dimensional description of the quark and gluon content of hadrons. In this paper we investigate the timelike Compton scattering (TCS) in ultraperipheral ... |
1803.03266 | Sanjay Reddy | Ann Nelson, Sanjay Reddy, Dake Zhou | Dark halos around neutron stars and gravitational waves | 7 pages, 5 figures | null | 10.1088/1475-7516/2019/07/012 | INT-PUB-18-010 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We find that a class of models of MeV-GeV dark matter in which dark matter
interacts strongly can be constrained by the observation of gravitational waves
from neutron star mergers. Trace amounts of dark matter, either produced during
the supernova or accreted later, can alter the structure of neutron stars and
influ... | [
{
"created": "Thu, 8 Mar 2018 19:00:02 GMT",
"version": "v1"
},
{
"created": "Fri, 15 Feb 2019 00:32:07 GMT",
"version": "v2"
}
] | 2019-07-10 | [
[
"Nelson",
"Ann",
""
],
[
"Reddy",
"Sanjay",
""
],
[
"Zhou",
"Dake",
""
]
] | We find that a class of models of MeV-GeV dark matter in which dark matter interacts strongly can be constrained by the observation of gravitational waves from neutron star mergers. Trace amounts of dark matter, either produced during the supernova or accreted later, can alter the structure of neutron stars and influen... |
1111.3798 | Yuming Wang | A. Khodjamirian, Ch. Klein, Th. Mannel and Y.-M. Wang | How much charm can PANDA produce? | 22 pages, 6 figures, matches published version | Eur.Phys.J. A48 (2012) 31 | 10.1140/epja/i2012-12031-8 | SI-HEP-2011-10 | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the production of charmed baryons and mesons in the
proton-antiproton binary reactions at the energies of the future $\bar{P}$ANDA
experiment. To describe these processes in terms of hadronic interaction
models, one needs strong couplings of the initial nucleons with the
intermediate and final charmed had... | [
{
"created": "Wed, 16 Nov 2011 13:35:55 GMT",
"version": "v1"
},
{
"created": "Tue, 24 Apr 2012 11:42:44 GMT",
"version": "v2"
}
] | 2015-06-03 | [
[
"Khodjamirian",
"A.",
""
],
[
"Klein",
"Ch.",
""
],
[
"Mannel",
"Th.",
""
],
[
"Wang",
"Y. -M.",
""
]
] | We consider the production of charmed baryons and mesons in the proton-antiproton binary reactions at the energies of the future $\bar{P}$ANDA experiment. To describe these processes in terms of hadronic interaction models, one needs strong couplings of the initial nucleons with the intermediate and final charmed hadro... |
0704.1199 | Egle Tomasi-Gustafsson | E. A. Kuraev, C. Adamuscin, E. Tomasi-Gustafsson, F. Maas | Study of resonant processes for multi-pion production in $\bar p
+p\to\ell ^++\ell^- +n_\pi \pi$ annihilation | 9 pages, 4 figures | Phys.Lett.B649:400-404,2007 | 10.1016/j.physletb.2007.04.042 | null | hep-ph | null | In frame of a phenomenological approach based on Compton-like Feynman
amplitudes, we study multi-pion production in antiproton nucleon collisions.
The main interest of this reaction is related to the possibility to study the
properties of the presumable $\bar N N$ atom and of its resonances. For the
case of formation... | [
{
"created": "Tue, 10 Apr 2007 08:05:38 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Kuraev",
"E. A.",
""
],
[
"Adamuscin",
"C.",
""
],
[
"Tomasi-Gustafsson",
"E.",
""
],
[
"Maas",
"F.",
""
]
] | In frame of a phenomenological approach based on Compton-like Feynman amplitudes, we study multi-pion production in antiproton nucleon collisions. The main interest of this reaction is related to the possibility to study the properties of the presumable $\bar N N$ atom and of its resonances. For the case of formation o... |
hep-ph/9906243 | Stefano De Leo | S. De Leo, Z. Oziewicz, J. Vaz and WA. Rodrigues (IMECC-UNICAMP) | The Dirac-Hestenes Lagrangian | 14 pages, RevTex. To appear in Int. J. Theor. Phys | Int.J.Theor.Phys.38:2349-2369,1999 | 10.1023/A:1026627819148 | IMECC RP40/98 | hep-ph | null | We discuss the variational principle within Quantum Mechanics in terms of the
noncommutative even Space Time sub-Algebra, the Clifford $\Ra$-algebra
$Cl_{1,3}^+$. A fundamental ingredient, in our multivectorial algebraic
formulation, is the adoption of a $\D $-complex geometry, $\D \equiv span_{\RR}
\{1,\gamma_{21} \... | [
{
"created": "Thu, 3 Jun 1999 22:12:39 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"De Leo",
"S.",
"",
"IMECC-UNICAMP"
],
[
"Oziewicz",
"Z.",
"",
"IMECC-UNICAMP"
],
[
"Vaz",
"J.",
"",
"IMECC-UNICAMP"
],
[
"Rodrigues",
"WA.",
"",
"IMECC-UNICAMP"
]
] | We discuss the variational principle within Quantum Mechanics in terms of the noncommutative even Space Time sub-Algebra, the Clifford $\Ra$-algebra $Cl_{1,3}^+$. A fundamental ingredient, in our multivectorial algebraic formulation, is the adoption of a $\D $-complex geometry, $\D \equiv span_{\RR} \{1,\gamma_{21} \}$... |
hep-ph/0505119 | Frederic Jugeau | F. Jugeau | B mesons and form factors | null | null | null | null | hep-ph | null | In order to extract some information on the CKM matrix element |Vcb|, we have
to determine form factors in B decays. For this, we show that it is relevant to
consider the non-forward amplitude between the heavy-light B and D mesons
within the Heavy Quark Effective Theory. This method provides us bounds on the
shape o... | [
{
"created": "Fri, 13 May 2005 15:11:26 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Jugeau",
"F.",
""
]
] | In order to extract some information on the CKM matrix element |Vcb|, we have to determine form factors in B decays. For this, we show that it is relevant to consider the non-forward amplitude between the heavy-light B and D mesons within the Heavy Quark Effective Theory. This method provides us bounds on the shape of ... |
0712.3514 | Sebastian Scheffler | J. Berges, S. Scheffler, and D. Sexty | Bottom-up isotropization in classical-statistical lattice gauge theory | 22 pages, 12 figures. Phys. Rev. D version, appendix on insensitivity
to volume and cutoff effects added | Phys.Rev.D77:034504,2008 | 10.1103/PhysRevD.77.034504 | null | hep-ph hep-lat hep-th nucl-th | null | We compute nonequilibrium dynamics for classical-statistical SU(2) pure gauge
theory on a lattice. We consider anisotropic initial conditions with high
occupation numbers in the transverse plane on a characteristic scale ~ Q_s.
This is used to investigate the very early stages of the thermalization process
in the con... | [
{
"created": "Thu, 20 Dec 2007 18:15:38 GMT",
"version": "v1"
},
{
"created": "Fri, 11 Jan 2008 15:09:24 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Berges",
"J.",
""
],
[
"Scheffler",
"S.",
""
],
[
"Sexty",
"D.",
""
]
] | We compute nonequilibrium dynamics for classical-statistical SU(2) pure gauge theory on a lattice. We consider anisotropic initial conditions with high occupation numbers in the transverse plane on a characteristic scale ~ Q_s. This is used to investigate the very early stages of the thermalization process in the conte... |
1505.02849 | Takayasu Sekihara | Takayasu Sekihara (RCNP, Osaka U.) | $\Xi (1690)$ as a $\bar{K} \Sigma$ molecular state | 10 pages, 3 eps files, version accepted for publication in PTEP | null | 10.1093/ptep/ptv129 | null | hep-ph hep-ex hep-lat nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We show that a $\Xi ^{\ast}$ pole can be dynamically generated near the
$\bar{K} \Sigma$ threshold as an $s$-wave $\bar{K} \Sigma$ molecular state in a
coupled-channels unitary approach with the leading-order chiral interaction.
This $\Xi ^{\ast}$ state can be identified with the $\Xi (1690)$ resonance with
$J^{P} = ... | [
{
"created": "Tue, 12 May 2015 01:35:09 GMT",
"version": "v1"
},
{
"created": "Wed, 29 Jul 2015 13:15:48 GMT",
"version": "v2"
},
{
"created": "Tue, 18 Aug 2015 02:22:21 GMT",
"version": "v3"
}
] | 2015-09-30 | [
[
"Sekihara",
"Takayasu",
"",
"RCNP, Osaka U."
]
] | We show that a $\Xi ^{\ast}$ pole can be dynamically generated near the $\bar{K} \Sigma$ threshold as an $s$-wave $\bar{K} \Sigma$ molecular state in a coupled-channels unitary approach with the leading-order chiral interaction. This $\Xi ^{\ast}$ state can be identified with the $\Xi (1690)$ resonance with $J^{P} = 1/... |
1107.0721 | Keith R. Dienes | Keith R. Dienes, Brooks Thomas | Dynamical Dark Matter: II. An Explicit Model | 45 pages, LaTeX, 10 figures. Replaced to match published version | Phys. Rev. D85 (2012) 083524 | 10.1103/PhysRevD.85.083524 | null | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In a recent paper (arXiv:1106.4546), we introduced "dynamical dark matter," a
new framework for dark-matter physics, and outlined its underlying theoretical
principles and phenomenological possibilities. Unlike most traditional
approaches to the dark-matter problem which hypothesize the existence of one or
more stabl... | [
{
"created": "Mon, 4 Jul 2011 20:00:02 GMT",
"version": "v1"
},
{
"created": "Mon, 4 Jun 2012 18:15:51 GMT",
"version": "v2"
}
] | 2013-05-30 | [
[
"Dienes",
"Keith R.",
""
],
[
"Thomas",
"Brooks",
""
]
] | In a recent paper (arXiv:1106.4546), we introduced "dynamical dark matter," a new framework for dark-matter physics, and outlined its underlying theoretical principles and phenomenological possibilities. Unlike most traditional approaches to the dark-matter problem which hypothesize the existence of one or more stable ... |
hep-ph/9803284 | A. Momen | Mark Bowick and Arshad Momen | Domain Formation in Finite-Time Quenches | Revtex, 16 pages, 5 figures, Minor changes | Phys. Rev. D 58, 085014 (1998) | 10.1103/PhysRevD.58.085014 | SU-4240-662, OUTP-98-12P | hep-ph hep-th | null | We study the formation of domains in a continuous phase transition with a
finite-temperature quench. The model treated is the $\Phi^4$ theory in two
spatial dimensions with global O(2) symmetry. We investigate this using
real-time thermal field theory, following Boyanovsky and collaborators, and
find that domain size... | [
{
"created": "Mon, 9 Mar 1998 16:35:05 GMT",
"version": "v1"
},
{
"created": "Fri, 15 May 1998 17:45:22 GMT",
"version": "v2"
},
{
"created": "Fri, 29 May 1998 16:19:03 GMT",
"version": "v3"
}
] | 2016-08-25 | [
[
"Bowick",
"Mark",
""
],
[
"Momen",
"Arshad",
""
]
] | We study the formation of domains in a continuous phase transition with a finite-temperature quench. The model treated is the $\Phi^4$ theory in two spatial dimensions with global O(2) symmetry. We investigate this using real-time thermal field theory, following Boyanovsky and collaborators, and find that domain sizes ... |
0901.1540 | Errol Gotsman | E. Gotsman, E. Levin, U. Maor, J. S. Miller | Soft interactions at high energies: QCD motivated approach | 12 pages, 4 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a QCD motivated theoretical approach to high energy soft
interactions, which successfully describes the experimental data on total,
elastic and diffraction cross sections. We predict that the survival
probability for the diffractive Higgs production at the LHC energy is small
(less than 1%), and investigat... | [
{
"created": "Mon, 12 Jan 2009 10:34:24 GMT",
"version": "v1"
},
{
"created": "Tue, 31 Mar 2009 11:35:59 GMT",
"version": "v2"
}
] | 2009-03-31 | [
[
"Gotsman",
"E.",
""
],
[
"Levin",
"E.",
""
],
[
"Maor",
"U.",
""
],
[
"Miller",
"J. S.",
""
]
] | We propose a QCD motivated theoretical approach to high energy soft interactions, which successfully describes the experimental data on total, elastic and diffraction cross sections. We predict that the survival probability for the diffractive Higgs production at the LHC energy is small (less than 1%), and investigate ... |
hep-ph/0306045 | Andrew Akeroyd | A.G. Akeroyd (KIAS) | Searching for a very light Higgs boson at the Tevatron | 7 pages, 2 figures, minor clarifications added, to appear in
Phys.Rev.D | Phys.Rev.D68:077701,2003 | 10.1103/PhysRevD.68.077701 | KIAS-P03035 | hep-ph | null | Light Higgs bosons (h^0) with a mass below 60 GeV may have escaped detection
at LEP due to a suppressed cross-section for e^+e^-\to Zh^0. Their discovery is
also problematic in standard search channels at the Tevatron Run II and LHC.
Such a h^0 can arise in the two Higgs doublet model (2HDM) and in the Minimal
Supers... | [
{
"created": "Thu, 5 Jun 2003 13:01:44 GMT",
"version": "v1"
},
{
"created": "Wed, 20 Aug 2003 10:16:42 GMT",
"version": "v2"
}
] | 2011-07-19 | [
[
"Akeroyd",
"A. G.",
"",
"KIAS"
]
] | Light Higgs bosons (h^0) with a mass below 60 GeV may have escaped detection at LEP due to a suppressed cross-section for e^+e^-\to Zh^0. Their discovery is also problematic in standard search channels at the Tevatron Run II and LHC. Such a h^0 can arise in the two Higgs doublet model (2HDM) and in the Minimal Supersym... |
hep-ph/9610329 | Yi-Jin Pei | Yi-Jin Pei | A simple approach to describe hadron production rates in $e^+ e^-$
annihilation | latex(stwol.sty), 4 pages, 2 figures | null | 10.1007/s002880050221 | null | hep-ph | null | We show that, based on the idea of string fragmentation, the production rates
of light flavored mesons and baryons originating from fragmentation can be
described by the spin, the binding energy of the particle, and a strangeness
suppression factor. Apart from a normalization factor, $e^+ e^-$ data at
different cente... | [
{
"created": "Fri, 11 Oct 1996 09:08:35 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Pei",
"Yi-Jin",
""
]
] | We show that, based on the idea of string fragmentation, the production rates of light flavored mesons and baryons originating from fragmentation can be described by the spin, the binding energy of the particle, and a strangeness suppression factor. Apart from a normalization factor, $e^+ e^-$ data at different center-... |
hep-ph/0009055 | Jan Kwiecinski | J. Kwiecinski | QCD at Photon Colliders | 14 pages with 3 postscript figures included, introductory talk given
at the International Workshop on High Energy Photon Colliders, 14th - 17th
June 2000, DESY, Hamburg, Germany | Nucl.Instrum.Meth. A472 (2001) 30-36 | 10.1016/S0168-9002(01)01159-7 | null | hep-ph | null | The novel possibilities of probing the photon structure and high energy limit
of QCD at photon colliders are summarised. We discuss the photon structure
function $F_2^{\gamma}(x,Q^2)$, the gluon distribution in the photon and the
spin dependent structure function $g_1^{\gamma}(x,Q^2)$ of the photon and
emphasise adva... | [
{
"created": "Tue, 5 Sep 2000 14:43:36 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Kwiecinski",
"J.",
""
]
] | The novel possibilities of probing the photon structure and high energy limit of QCD at photon colliders are summarised. We discuss the photon structure function $F_2^{\gamma}(x,Q^2)$, the gluon distribution in the photon and the spin dependent structure function $g_1^{\gamma}(x,Q^2)$ of the photon and emphasise advant... |
hep-ph/0412130 | Gasser | J. Gasser, B. Kubis, N. Paver, M. Verbeni | Radiative Ke3 decays revisited | Version published in Eur.Phys.J.C.: 23 pages (LaTeX), 10 figures.
Minor changes in text, typos removed, references updated, Springer style file
used | Eur.Phys.J.C40:205-227,2005 | 10.1140/epjc/s2005-02123-3 | HISKP-TH-04/25, UG-FT-180/04, CAFPE-50/04 | hep-ph | null | Motivated by recent experimental results and ongoing measurements, we review
the chiral perturbation theory prediction for radiative Ke3 decays (neutral
kaons). Special emphasis is given on the stability of the inner
bremsstrahlung-dominated relative branching ratio vs. the Ke3 form factors, and
on the separation of ... | [
{
"created": "Thu, 9 Dec 2004 19:22:58 GMT",
"version": "v1"
},
{
"created": "Fri, 8 Apr 2005 15:59:20 GMT",
"version": "v2"
}
] | 2011-07-19 | [
[
"Gasser",
"J.",
""
],
[
"Kubis",
"B.",
""
],
[
"Paver",
"N.",
""
],
[
"Verbeni",
"M.",
""
]
] | Motivated by recent experimental results and ongoing measurements, we review the chiral perturbation theory prediction for radiative Ke3 decays (neutral kaons). Special emphasis is given on the stability of the inner bremsstrahlung-dominated relative branching ratio vs. the Ke3 form factors, and on the separation of th... |
1706.01868 | Luca Di Luzio | Luca Di Luzio, Marco Nardecchia | What is the scale of new physics behind the $B$-flavour anomalies? | 24 pages, matches EPJC version | Eur.Phys.J. C77 (2017) no.8, 536 | 10.1140/epjc/s10052-017-5118-9 | IPPP/17/50, CERN-TH-2017-126 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by the recent hints of lepton flavour non-universality in $B$-meson
semi-leptonic decays, we study the constraints of perturbative unitarity on the
new physics interpretation of the anomalies in $b \to c \ell \bar \nu$ and $b
\to s \ell \bar \ell$ transitions. Within an effective field theory approach we
fi... | [
{
"created": "Tue, 6 Jun 2017 17:37:57 GMT",
"version": "v1"
},
{
"created": "Sun, 8 Oct 2017 08:23:47 GMT",
"version": "v2"
}
] | 2017-10-10 | [
[
"Di Luzio",
"Luca",
""
],
[
"Nardecchia",
"Marco",
""
]
] | Motivated by the recent hints of lepton flavour non-universality in $B$-meson semi-leptonic decays, we study the constraints of perturbative unitarity on the new physics interpretation of the anomalies in $b \to c \ell \bar \nu$ and $b \to s \ell \bar \ell$ transitions. Within an effective field theory approach we find... |
1009.2348 | Simone Alioli | Simone Alioli | NLO and Parton Showers: the POWHEG-BOX | 5 pages, 2 figures, to appear in the proceedings of Physics at the
LHC 2010, DESY, Hamburg, 7-12 June 2010 | null | null | DESY 10-149 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We describe the \POWHEGBOX{} package, a general computer code framework for
implementing NLO calculations in Shower Monte Carlo programs according to the
\POWHEG{} method.
| [
{
"created": "Mon, 13 Sep 2010 11:10:03 GMT",
"version": "v1"
}
] | 2010-09-14 | [
[
"Alioli",
"Simone",
""
]
] | We describe the \POWHEGBOX{} package, a general computer code framework for implementing NLO calculations in Shower Monte Carlo programs according to the \POWHEG{} method. |
hep-ph/0105085 | Hungchong Kim | Hungchong Kim (Yonsei University) | In-medium pion weak decay constants | 19 pages including two postscript figures, substantially revised | Phys.Rev. C65 (2002) 055201 | 10.1103/PhysRevC.65.055201 | null | hep-ph nucl-th | null | In nuclear matter, the pion weak decay constant is separated into the two
components $f_t, f_s$ corresponding to the time and space components of the
axial-vector current. Using QCD sum rules, we compute the two decay constants
from the pseudoscalar-axial vector correlation function in the matter $i \int
d^4x~ e^{ip\... | [
{
"created": "Thu, 10 May 2001 00:46:34 GMT",
"version": "v1"
},
{
"created": "Tue, 25 Sep 2001 05:08:16 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Kim",
"Hungchong",
"",
"Yonsei University"
]
] | In nuclear matter, the pion weak decay constant is separated into the two components $f_t, f_s$ corresponding to the time and space components of the axial-vector current. Using QCD sum rules, we compute the two decay constants from the pseudoscalar-axial vector correlation function in the matter $i \int d^4x~ e^{ip\cd... |
2211.13602 | David Marsh | David J. E. Marsh | Measuring the Quantum State of Dark Matter | 6 pages, 2 figures, perspective article submitted to special issue of
Annalen der Physik for the "Wavy Dark Matter Summer" | null | null | KCL-PH-TH/2022-55 | hep-ph hep-ex quant-ph | http://creativecommons.org/licenses/by/4.0/ | I demonstrate a simple example of how the time series obtained from searches
for ultralight bosonic dark matter (DM), such as the axion, can be used to
determine whether it is in a coherent or incoherent quantum state. The example
is essentially trivial, but I hope that explicitly addressing it provokes
experimental ... | [
{
"created": "Thu, 24 Nov 2022 13:41:35 GMT",
"version": "v1"
}
] | 2022-11-28 | [
[
"Marsh",
"David J. E.",
""
]
] | I demonstrate a simple example of how the time series obtained from searches for ultralight bosonic dark matter (DM), such as the axion, can be used to determine whether it is in a coherent or incoherent quantum state. The example is essentially trivial, but I hope that explicitly addressing it provokes experimental ex... |
hep-ph/9808320 | E. R. Berger | E. R. Berger, O. Nachtmann | Differential cross sections for high energy elastic hadron-hadron
scattering in nonperturbative QCD | 30 pages, 14 figures | Eur.Phys.J.C7:459-473,1999 | 10.1007/s100529801029 | HD--THEP--98--33 | hep-ph | null | Total and differential cross sections for high energy and small momentum
transfer elastic hadron-hadron scattering are studied in QCD using a functional
integral approach. The hadronic amplitudes are governed by vacuum expectation
values of lightlike Wegner-Wilson loops, for which a matrix cumulant expansion
is deriv... | [
{
"created": "Thu, 13 Aug 1998 23:15:18 GMT",
"version": "v1"
}
] | 2016-09-06 | [
[
"Berger",
"E. R.",
""
],
[
"Nachtmann",
"O.",
""
]
] | Total and differential cross sections for high energy and small momentum transfer elastic hadron-hadron scattering are studied in QCD using a functional integral approach. The hadronic amplitudes are governed by vacuum expectation values of lightlike Wegner-Wilson loops, for which a matrix cumulant expansion is derived... |
hep-ph/0509351 | Eef van Beveren | Eef van Beveren, Joao E.G.N. Costa, Frieder Kleefeld, George Rupp | From the Kappa via the Ds0*(2317) to the chi_c0: connecting light and
heavy scalar mesons | 11 pages, 3 figures, additional figures at
"http://cft.fis.uc.pt/eef/animations/start.html" | Phys.Rev.D74:037501,2006 | 10.1103/PhysRevD.74.037501 | null | hep-ph | null | Pole trajectories connecting light and heavy scalar mesons, both broad
resonances and quasi-bound states, are computed employing a simple
coupled-channel model. Instead of varying the coupling constant as in previous
work, quark and meson masses are continuously changed, so as to have one scalar
meson evolve smoothly... | [
{
"created": "Thu, 29 Sep 2005 16:04:58 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"van Beveren",
"Eef",
""
],
[
"Costa",
"Joao E. G. N.",
""
],
[
"Kleefeld",
"Frieder",
""
],
[
"Rupp",
"George",
""
]
] | Pole trajectories connecting light and heavy scalar mesons, both broad resonances and quasi-bound states, are computed employing a simple coupled-channel model. Instead of varying the coupling constant as in previous work, quark and meson masses are continuously changed, so as to have one scalar meson evolve smoothly i... |
0807.2361 | Singh N.Nimai | N. Nimai Singh, H. Zeen Devi and Amal Kr Sarma | Thermal and non-thermal leptogenesis in different neutrino mass models
with tribimaximal mixings | 17 pages, no figure | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the present work we study both thermal and non-thermal leptogenesis in all
neutrino mass models describing the presently available neutrino mass patterns.
We consider the Majorana CP violating phases coming from right-handed Majorana
mass matrices to estimate the baryon asymmetry of the universe, for different
neu... | [
{
"created": "Tue, 15 Jul 2008 12:49:39 GMT",
"version": "v1"
}
] | 2008-07-16 | [
[
"Singh",
"N. Nimai",
""
],
[
"Devi",
"H. Zeen",
""
],
[
"Sarma",
"Amal Kr",
""
]
] | In the present work we study both thermal and non-thermal leptogenesis in all neutrino mass models describing the presently available neutrino mass patterns. We consider the Majorana CP violating phases coming from right-handed Majorana mass matrices to estimate the baryon asymmetry of the universe, for different neutr... |
hep-ph/0104287 | Maxim V. Polyakov | M.V. Polyakov, V.V. Vereshagin | A note on inequalities for the masses of the lightest pi-pi resonances
in large N_c QCD | 8 pages, discussion of the hybrid component is corrected | Eur.Phys.J. A12 (2001) 349-352 | 10.1007/s100500170013 | RUB-TP2-05/01 | hep-ph nucl-th | null | We derive and analyse inequalities relating masses of the lightest pi-pi
resonances (rho and sigma) to low energy couplings of the effective chiral
Lagrangian in the limit of large number of colours.
| [
{
"created": "Fri, 27 Apr 2001 13:00:14 GMT",
"version": "v1"
},
{
"created": "Mon, 9 Jul 2001 14:11:42 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Polyakov",
"M. V.",
""
],
[
"Vereshagin",
"V. V.",
""
]
] | We derive and analyse inequalities relating masses of the lightest pi-pi resonances (rho and sigma) to low energy couplings of the effective chiral Lagrangian in the limit of large number of colours. |
1910.10734 | Sam Rowley | A. E. C\'arcamo Hern\'andez, S. F. King, H. Lee, S. J. Rowley | Is it possible to explain the muon and electron $g-2$ in a $Z^{\prime}$
model? | 22 pages, 8 figures | Phys. Rev. D 101, 115016 (2020) | 10.1103/PhysRevD.101.115016 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In order to address this question, we consider a simple renormalisable and
gauge invariant model in which the $Z'$ only has couplings to the electron and
muon and their associated neutrinos, arising from mixing with a heavy
vector-like fourth family of leptons. Within this model we discuss the
contributions to the el... | [
{
"created": "Wed, 23 Oct 2019 18:00:07 GMT",
"version": "v1"
},
{
"created": "Sat, 9 Nov 2019 14:24:01 GMT",
"version": "v2"
},
{
"created": "Fri, 19 Jun 2020 19:39:44 GMT",
"version": "v3"
}
] | 2020-07-01 | [
[
"Hernández",
"A. E. Cárcamo",
""
],
[
"King",
"S. F.",
""
],
[
"Lee",
"H.",
""
],
[
"Rowley",
"S. J.",
""
]
] | In order to address this question, we consider a simple renormalisable and gauge invariant model in which the $Z'$ only has couplings to the electron and muon and their associated neutrinos, arising from mixing with a heavy vector-like fourth family of leptons. Within this model we discuss the contributions to the elec... |
2112.15295 | Edilson Alfonso Reyes Rojas | E. A. Reyes R. and A. R. Fazio | High Precision Calculations of the Higgs Boson Mass | 26 pages; 8 figures | Particles 5, 2022, 53-73 | 10.3390/particles5010006 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | In this paper we are going to review the status of the computations of the
perturbative quantum corrections to the Higgs boson mass in the Standard Model
and in its supersymmetric extensions. In particular, supersymmetric theories
require a very accurate computation of the Higgs boson mass, which includes
corrections... | [
{
"created": "Fri, 31 Dec 2021 04:25:42 GMT",
"version": "v1"
},
{
"created": "Wed, 9 Feb 2022 20:16:06 GMT",
"version": "v2"
},
{
"created": "Wed, 23 Feb 2022 21:12:59 GMT",
"version": "v3"
}
] | 2022-02-25 | [
[
"R.",
"E. A. Reyes",
""
],
[
"Fazio",
"A. R.",
""
]
] | In this paper we are going to review the status of the computations of the perturbative quantum corrections to the Higgs boson mass in the Standard Model and in its supersymmetric extensions. In particular, supersymmetric theories require a very accurate computation of the Higgs boson mass, which includes corrections u... |
2009.13563 | Mahammad Sabir Ali | Mahammad Sabir Ali, Chowdhury Aminul Islam and Rishi Sharma | Studying explicit $U(1)_A$ symmetry breaking in hot and magnetised two
flavour non-local NJL model constrained using lattice results | 24 pages, 13 captioned figures, Results substantially improved: now
we have a better prediction for the 't Hooft determinant strength | Phys. Rev. D 104, 114026 (2021) | 10.1103/PhysRevD.104.114026 | TIFR/TH/20-36 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the two flavour non-local Nambu\textemdash Jona-Lasinio (NJL) model
in the presence of a magnetic field and explore the chiral crossover in
presence of a non-local form of the 't Hooft determinant term. Its coupling is
governed by a dimensionless parameter $c$. This term is responsible for the
explicit break... | [
{
"created": "Mon, 28 Sep 2020 18:24:35 GMT",
"version": "v1"
},
{
"created": "Sun, 31 Oct 2021 18:43:46 GMT",
"version": "v2"
}
] | 2021-12-21 | [
[
"Ali",
"Mahammad Sabir",
""
],
[
"Islam",
"Chowdhury Aminul",
""
],
[
"Sharma",
"Rishi",
""
]
] | We study the two flavour non-local Nambu\textemdash Jona-Lasinio (NJL) model in the presence of a magnetic field and explore the chiral crossover in presence of a non-local form of the 't Hooft determinant term. Its coupling is governed by a dimensionless parameter $c$. This term is responsible for the explicit breakin... |
hep-ph/0604193 | Gluza Janusz Dr | B. Dziewit, K. Kajda, J. Gluza, M. Zralek (U. Silesia) | Majorana neutrino textures from numerical considerations: the CP
conserving case | 12 pages, 10 figures, changes in Section 2, some references added, to
appear in PRD | Phys.Rev. D74 (2006) 033003 | 10.1103/PhysRevD.74.033003 | null | hep-ph | null | Phenomenological bounds on the neutrino mixing matrix U are used to determine
numerically the allowed range of real elements (CP conserving case) for the
symmetric neutrino mass matrix Mn (Majorana case). For this purpose an adaptive
Monte Carlo generator has been used. Histograms are constructed to show which
forms ... | [
{
"created": "Sat, 22 Apr 2006 06:57:51 GMT",
"version": "v1"
},
{
"created": "Wed, 16 Aug 2006 07:41:49 GMT",
"version": "v2"
}
] | 2009-11-11 | [
[
"Dziewit",
"B.",
"",
"U. Silesia"
],
[
"Kajda",
"K.",
"",
"U. Silesia"
],
[
"Gluza",
"J.",
"",
"U. Silesia"
],
[
"Zralek",
"M.",
"",
"U. Silesia"
]
] | Phenomenological bounds on the neutrino mixing matrix U are used to determine numerically the allowed range of real elements (CP conserving case) for the symmetric neutrino mass matrix Mn (Majorana case). For this purpose an adaptive Monte Carlo generator has been used. Histograms are constructed to show which forms of... |
2006.10773 | Anupam Ray | Basudeb Dasgupta (Tata Inst., Mumbai), Aritra Gupta (ULB, Brussels),
Anupam Ray (Tata Inst., Mumbai) | Dark matter capture in celestial objects: light mediators,
self-interactions, and complementarity with direct detection | v2: 28 pages, 9 figures, Matches version published in JCAP | JCAP 10 (2020) 023 | 10.1088/1475-7516/2020/10/023 | TIFR/TH/20-18, ULB-TH/20-07 | hep-ph astro-ph.CO astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We generalize the formalism for DM capture in celestial bodies to account for
arbitrary mediator mass, and update the existing and projected astrophysical
constraints on DM-nucleon scattering cross section from observations of neutron
stars. We show that the astrophysical constraints on the DM-nucleon interaction
str... | [
{
"created": "Thu, 18 Jun 2020 18:00:12 GMT",
"version": "v1"
},
{
"created": "Fri, 9 Oct 2020 05:20:14 GMT",
"version": "v2"
}
] | 2020-10-14 | [
[
"Dasgupta",
"Basudeb",
"",
"Tata Inst., Mumbai"
],
[
"Gupta",
"Aritra",
"",
"ULB, Brussels"
],
[
"Ray",
"Anupam",
"",
"Tata Inst., Mumbai"
]
] | We generalize the formalism for DM capture in celestial bodies to account for arbitrary mediator mass, and update the existing and projected astrophysical constraints on DM-nucleon scattering cross section from observations of neutron stars. We show that the astrophysical constraints on the DM-nucleon interaction stren... |
1002.1248 | Giovanni Salm\`e | T. Frederico (ITA - S. Jose' dos Campos), E. Pace (Rome Univ. "Tor
Vergata and INFN), B.Pasquini (Pavia Univ.) and G. Salm\'e (INFN - Rome) | Longitudinal and Transverse Parton Momentum Distributions for Hadrons
within Relativistic Constituent Quark Models | 5 pages, 4 figs. Proceedings of Hadron 09, to appear in AIP
Conference Proceedings | AIP Conf.Proc.1257:646-650,2010 | 10.1063/1.3483412 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Longitudinal and transverse parton distributions for pion and nucleon are
calculated from hadron vertexes obtained by a study of form factors within
relativistic quark models. The relevance of the one-gluon-exchange dominance at
short range for the behavior of the form factors at large momentum transfer and
of the pa... | [
{
"created": "Fri, 5 Feb 2010 15:41:29 GMT",
"version": "v1"
}
] | 2011-07-21 | [
[
"Frederico",
"T.",
"",
"ITA - S. Jose' dos Campos"
],
[
"Pace",
"E.",
"",
"Rome Univ. \"Tor\n Vergata and INFN"
],
[
"Pasquini",
"B.",
"",
"Pavia Univ."
],
[
"Salmé",
"G.",
"",
"INFN - Rome"
]
] | Longitudinal and transverse parton distributions for pion and nucleon are calculated from hadron vertexes obtained by a study of form factors within relativistic quark models. The relevance of the one-gluon-exchange dominance at short range for the behavior of the form factors at large momentum transfer and of the part... |
1309.6234 | Hiroshi Okada | Yuji Kajiyama, Hiroshi Okada, Kei Yagyu | Electron/Muon Specific Two Higgs Doublet Model | 17 pages, 5 figures, 6 tables; version published in Nuclear Physics B | null | 10.1016/j.nuclphysb.2014.08.009 | KIAS-P13053 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss two Higgs doublet models with a softly-broken discrete
$\mathbb{S}_3$ symmery, where the mass matrix for charged-leptons is predicted
as the diagonal form in the weak eigenbasis of lepton fields. Similar to an
introduction of $\mathbb{Z}_2$ symmetry, the tree level flavor changing neutral
current can be fo... | [
{
"created": "Tue, 24 Sep 2013 16:05:53 GMT",
"version": "v1"
},
{
"created": "Tue, 26 Nov 2013 15:10:14 GMT",
"version": "v2"
},
{
"created": "Fri, 20 Dec 2013 13:00:54 GMT",
"version": "v3"
},
{
"created": "Tue, 26 Aug 2014 02:04:02 GMT",
"version": "v4"
}
] | 2015-06-17 | [
[
"Kajiyama",
"Yuji",
""
],
[
"Okada",
"Hiroshi",
""
],
[
"Yagyu",
"Kei",
""
]
] | We discuss two Higgs doublet models with a softly-broken discrete $\mathbb{S}_3$ symmery, where the mass matrix for charged-leptons is predicted as the diagonal form in the weak eigenbasis of lepton fields. Similar to an introduction of $\mathbb{Z}_2$ symmetry, the tree level flavor changing neutral current can be forb... |
1910.11794 | Jorinde Van De Vis | Marieke Postma, Jorinde van de Vis | Source terms for electroweak baryogenesis in the vev-insertion
approximation beyond leading order | 28 pages | null | 10.1007/JHEP02(2020)090 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In electroweak baryogenesis the baryon asymmetry of the universe is created
during the electroweak phase transition. The quantum transport equations
governing the dynamics of the plasma particles can be derived in the
vev-insertion approximation, which treats the vev-dependent part of the
particle masses as a perturb... | [
{
"created": "Fri, 25 Oct 2019 15:23:22 GMT",
"version": "v1"
}
] | 2020-03-18 | [
[
"Postma",
"Marieke",
""
],
[
"van de Vis",
"Jorinde",
""
]
] | In electroweak baryogenesis the baryon asymmetry of the universe is created during the electroweak phase transition. The quantum transport equations governing the dynamics of the plasma particles can be derived in the vev-insertion approximation, which treats the vev-dependent part of the particle masses as a perturbat... |
1311.2600 | Javier Redondo | Hendrik Vogel and Javier Redondo | Dark Radiation constraints on minicharged particles in models with a
hidden photon | 27 pages, 13 figures, matches the version accepted in JCAP | JCAP 02 (2014) 029 | 10.1088/1475-7516/2014/02/029 | MPP-2013-224 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We compute the thermalization of a hidden sector consisting of minicharged
fermions (MCPs) and massless hidden photons in the early Universe. The precise
measurement of the anisotropies of the cosmic microwave background (CMB) by
Planck and the relic abundance of light nuclei produced during big bang
nucleosynthesis ... | [
{
"created": "Mon, 11 Nov 2013 21:01:46 GMT",
"version": "v1"
},
{
"created": "Wed, 13 Nov 2013 21:45:49 GMT",
"version": "v2"
},
{
"created": "Mon, 10 Mar 2014 15:00:50 GMT",
"version": "v3"
}
] | 2014-03-11 | [
[
"Vogel",
"Hendrik",
""
],
[
"Redondo",
"Javier",
""
]
] | We compute the thermalization of a hidden sector consisting of minicharged fermions (MCPs) and massless hidden photons in the early Universe. The precise measurement of the anisotropies of the cosmic microwave background (CMB) by Planck and the relic abundance of light nuclei produced during big bang nucleosynthesis (B... |
0812.1523 | Krzysztof Golec-Biernat | Krzysztof Golec-Biernat | Theoretical concepts of parton saturation - from HERA to LHC | Prepared for 38th International Symposium on Multiparticle Dynamics
(ISMD08), DESY Hamburg, Germany, 15-20 Sep 2008 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a short summary of parton saturation concepts as seen in deep
inelastic scattering.
| [
{
"created": "Mon, 8 Dec 2008 17:19:06 GMT",
"version": "v1"
}
] | 2008-12-09 | [
[
"Golec-Biernat",
"Krzysztof",
""
]
] | We present a short summary of parton saturation concepts as seen in deep inelastic scattering. |
hep-ph/0005150 | Fernando T. Brandt | F. T. Brandt, Ashok Das and J. Frenkel | Parity-violating electromagnetic interactions in QED_3 at finite
temperature | 25 pages, 3 figures | Phys.Rev. D62 (2000) 085012 | 10.1103/PhysRevD.62.085012 | null | hep-ph hep-th | null | We study the parity-breaking terms generated by the box diagram in 2+1
dimensional thermal QED. These lead, in the long wave limit, to a gauge
invariant extensive action which behaves as 1/T at high temperature. In
contrast, the effective action in the static limit involves leading
non-extensive terms proportional to... | [
{
"created": "Tue, 16 May 2000 15:00:18 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Brandt",
"F. T.",
""
],
[
"Das",
"Ashok",
""
],
[
"Frenkel",
"J.",
""
]
] | We study the parity-breaking terms generated by the box diagram in 2+1 dimensional thermal QED. These lead, in the long wave limit, to a gauge invariant extensive action which behaves as 1/T at high temperature. In contrast, the effective action in the static limit involves leading non-extensive terms proportional to 1... |
0803.3116 | Hee Sok Chung | Hee Sok Chung, Jungil Lee (Korea U.), Daekyoung Kang (Ohio State U.) | Cornell Potential Parameters for S-wave Heavy Quarkonia | 10 pages, 2 figures, 1 table, version to be published in J. Korean
Phys. Soc | J.Korean Phys.Soc.52:1151-1154,2008 | 10.3938/jkps.52.1151 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We compute derived quantities for various values of the model parameter of
the Cornell potential model for the S-wave heavy quarkonia with radial quantum
numbers n=1, 2, and 3. Our results can be used to determine leading and
relative-order-v^2 nonrelativistic quantum chromodynamics matrix elements for
S-wave charmon... | [
{
"created": "Fri, 21 Mar 2008 06:44:24 GMT",
"version": "v1"
}
] | 2011-08-31 | [
[
"Chung",
"Hee Sok",
"",
"Korea U."
],
[
"Lee",
"Jungil",
"",
"Korea U."
],
[
"Kang",
"Daekyoung",
"",
"Ohio State U."
]
] | We compute derived quantities for various values of the model parameter of the Cornell potential model for the S-wave heavy quarkonia with radial quantum numbers n=1, 2, and 3. Our results can be used to determine leading and relative-order-v^2 nonrelativistic quantum chromodynamics matrix elements for S-wave charmonia... |
hep-ph/0601227 | Bernd Kniehl | Bernd A. Kniehl | Light-hadron electroproduction at next-to-leading order and implications | 10 pages, 9 figures, to appear in the proceedings of the Ringberg
Workshop on New Trends in HERA Physics 2005, Tegernsee, Germany, 2-7 October
2005 | null | 10.1142/9789812773524_0015 | null | hep-ph | null | We review recent results on the inclusive electroproduction of light hadrons
at next-to-leading order in the parton model of quantum chromodynamics
implemented with fragmentation functions and present updated predictions for
HERA experiments based on the new AKK set. We also discuss phenomenological
implications of t... | [
{
"created": "Fri, 27 Jan 2006 10:38:53 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Kniehl",
"Bernd A.",
""
]
] | We review recent results on the inclusive electroproduction of light hadrons at next-to-leading order in the parton model of quantum chromodynamics implemented with fragmentation functions and present updated predictions for HERA experiments based on the new AKK set. We also discuss phenomenological implications of the... |
2110.13742 | Cesar Fernandez-Ramirez | JPAC Collaboration: L. Ng, L. Bibrzycki, J. Nys, C. Fernandez-Ramirez,
A. Pilloni, V. Mathieu, A.J. Rasmusson, A.P. Szczepaniak | Deep Learning Exotic Hadrons | Manuscript: 5 pages, 5 figures, 1 table; Supplemental material: 7
pages, 7 figures, 1 table | Physical Review D 105 (2022) L091501 | 10.1103/PhysRevD.105.L091501 | JLAB-THY-21-3518 | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We perform the first model independent analysis of experimental data using
Deep Neural Networks to determine the nature of an exotic hadron. Specifically,
we study the line shape of the $P_c(4312)$ signal reported by the LHCb
collaboration and we find that its most likely interpretation is that of a
virtual state. Th... | [
{
"created": "Tue, 26 Oct 2021 14:48:28 GMT",
"version": "v1"
},
{
"created": "Tue, 17 May 2022 17:30:59 GMT",
"version": "v2"
}
] | 2022-05-18 | [
[
"JPAC Collaboration",
"",
""
],
[
"Ng",
"L.",
""
],
[
"Bibrzycki",
"L.",
""
],
[
"Nys",
"J.",
""
],
[
"Fernandez-Ramirez",
"C.",
""
],
[
"Pilloni",
"A.",
""
],
[
"Mathieu",
"V.",
""
],
[
"Rasmusson"... | We perform the first model independent analysis of experimental data using Deep Neural Networks to determine the nature of an exotic hadron. Specifically, we study the line shape of the $P_c(4312)$ signal reported by the LHCb collaboration and we find that its most likely interpretation is that of a virtual state. This... |
1503.06759 | Stefan Schacht | Sarah M\"uller, Ulrich Nierste, Stefan Schacht | Topological amplitudes in $D$ decays to two pseudoscalars: a global
analysis with linear $SU(3)_F$ breaking | Minor bug in numerical code fixed and corresponding numbers and plots
updated. Conclusions unchanged. Typos corrected. Matches published version | Phys. Rev. D 92, 014004 (2015) | 10.1103/PhysRevD.92.014004 | TTP15-015 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study decays of $D^0$, $D^+$, and $D_s^+$ mesons into two pseudoscalar
mesons by expressing the decay amplitudes in terms of topological amplitudes.
Including consistently SU(3)$_F$ breaking to linear order, we show how the
topological-amplitude decomposition can be mapped onto the standard expansion
using reduced... | [
{
"created": "Mon, 23 Mar 2015 18:32:32 GMT",
"version": "v1"
},
{
"created": "Mon, 30 Mar 2015 16:50:11 GMT",
"version": "v2"
},
{
"created": "Mon, 29 Jun 2015 18:45:27 GMT",
"version": "v3"
}
] | 2015-07-15 | [
[
"Müller",
"Sarah",
""
],
[
"Nierste",
"Ulrich",
""
],
[
"Schacht",
"Stefan",
""
]
] | We study decays of $D^0$, $D^+$, and $D_s^+$ mesons into two pseudoscalar mesons by expressing the decay amplitudes in terms of topological amplitudes. Including consistently SU(3)$_F$ breaking to linear order, we show how the topological-amplitude decomposition can be mapped onto the standard expansion using reduced a... |
1112.5624 | Matthias Jamin | D. Boito, O. Cata, M. Golterman, M. Jamin, K. Maltman, J. Osborne, S.
Peris | alpha_s from tau decays revisited | 4 pages, 3 figures. Prepared for the Proceedings of the International
Workshop on e+e- collisions from Phi to Psi (PHIPSI11), Sep. 19-22, 2011,
BINP, Novosibirsk, Russia | null | 10.1016/j.nuclphysbps.2012.02.033 | null | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Being a determination at low energies, the analysis of hadronic tau decay
data provides a rather precise determination of the strong coupling alpha_s
after evolving the result to M_Z. At such a level of precision, even small
non-perturbative effects become relevant for the central value and error. While
those effects... | [
{
"created": "Fri, 23 Dec 2011 17:58:53 GMT",
"version": "v1"
}
] | 2015-06-03 | [
[
"Boito",
"D.",
""
],
[
"Cata",
"O.",
""
],
[
"Golterman",
"M.",
""
],
[
"Jamin",
"M.",
""
],
[
"Maltman",
"K.",
""
],
[
"Osborne",
"J.",
""
],
[
"Peris",
"S.",
""
]
] | Being a determination at low energies, the analysis of hadronic tau decay data provides a rather precise determination of the strong coupling alpha_s after evolving the result to M_Z. At such a level of precision, even small non-perturbative effects become relevant for the central value and error. While those effects h... |
1304.7757 | Bogumi{\l}a \'Swie\.zewska | Maria Krawczyk, Dorota Sokolowska, Bogumila Swiezewska | Inert Doublet Model with a 125 GeV Higgs | 8 pages, 4 figures, contribution to Proceedings of Toyama
International Workshop on "Higgs as a Probe of New Physics 2013" (HPNP2013),
Toyama, Japan, 13-16 Feb. 2013 (presented by M. Krawczyk), v2: one reference
added | null | null | IFT-3/2013 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A 125 GeV Higgs-like particle discovered at the LHC in 2012 has properties
expected for it in the Standard Model (SM), with a possible enhancement in the
two-photon channel. Such SM-like Higgs scenario can be realized within the
Inert Doublet Model (IDM) - a version of the Two Higgs Doublet Model with an
exact discre... | [
{
"created": "Mon, 29 Apr 2013 19:45:14 GMT",
"version": "v1"
},
{
"created": "Tue, 30 Apr 2013 15:21:49 GMT",
"version": "v2"
}
] | 2013-05-01 | [
[
"Krawczyk",
"Maria",
""
],
[
"Sokolowska",
"Dorota",
""
],
[
"Swiezewska",
"Bogumila",
""
]
] | A 125 GeV Higgs-like particle discovered at the LHC in 2012 has properties expected for it in the Standard Model (SM), with a possible enhancement in the two-photon channel. Such SM-like Higgs scenario can be realized within the Inert Doublet Model (IDM) - a version of the Two Higgs Doublet Model with an exact discrete... |
hep-ph/0404078 | German Rodrigo | Henryk Czyz, Agnieszka Grzelinska, Johann H. Kuhn, German Rodrigo | The radiative return at phi- and B-factories: FSR for muon pair
production at next-to-leading order | 11 pages, 15 figures | Eur.Phys.J. C39 (2005) 411-420 | 10.1140/epjc/s2004-02103-1 | CERN-TH/2004-061, TTP04-07 | hep-ph | null | Muon pair production through the radiative return is of importance for a
measurement of the hadronic production cross section in two ways: it provides
an independent calibration and it may give rise to an important background for
a measurement of the pion form factor. With this motivation the Monte Carlo
event genera... | [
{
"created": "Thu, 8 Apr 2004 11:45:25 GMT",
"version": "v1"
},
{
"created": "Thu, 27 Jan 2005 10:45:54 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Czyz",
"Henryk",
""
],
[
"Grzelinska",
"Agnieszka",
""
],
[
"Kuhn",
"Johann H.",
""
],
[
"Rodrigo",
"German",
""
]
] | Muon pair production through the radiative return is of importance for a measurement of the hadronic production cross section in two ways: it provides an independent calibration and it may give rise to an important background for a measurement of the pion form factor. With this motivation the Monte Carlo event generato... |
2402.00101 | Sumit Banik | Saiyad Ashanujjaman, Sumit Banik, Guglielmo Coloretti, Andreas
Crivellin, Siddharth P. Maharathy, Bruce Mellado | Explaining the $\gamma\gamma+X$ Excesses at $\approx$151.5 GeV via the
Drell-Yan Production of a Higgs Triplet | 8 pages, 4 figures, 1 table | null | null | PSI-PR-24-06, ZU-TH 09/24, ICPP-79 | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | The multi-lepton anomalies and searches for the associated production of a
narrow resonance indicate the existence of a $\approx$151 GeV Higgs with a
significance of $>5\sigma$ and $>3.9\sigma$, respectively. On the one hand,
these anomalies require a sizable branching fraction of the new scalar to $WW$,
while on the... | [
{
"created": "Wed, 31 Jan 2024 19:00:00 GMT",
"version": "v1"
}
] | 2024-02-02 | [
[
"Ashanujjaman",
"Saiyad",
""
],
[
"Banik",
"Sumit",
""
],
[
"Coloretti",
"Guglielmo",
""
],
[
"Crivellin",
"Andreas",
""
],
[
"Maharathy",
"Siddharth P.",
""
],
[
"Mellado",
"Bruce",
""
]
] | The multi-lepton anomalies and searches for the associated production of a narrow resonance indicate the existence of a $\approx$151 GeV Higgs with a significance of $>5\sigma$ and $>3.9\sigma$, respectively. On the one hand, these anomalies require a sizable branching fraction of the new scalar to $WW$, while on the o... |
hep-ph/0702057 | Deniz Yilmaz | D Yilmaz, A U Yilmazer | Global analysis of solar neutrinos (assumed to be Majorana particles)
together with the new KamLAND data | 13 pages, 6 figures | J.Phys.G31:1123-1131,2005 | 10.1088/0954-3899/31/9/013 | null | hep-ph | null | Assuming neutrinos are Majorana particles having non-zero transition magnetic
moments, a global analysis of solar neutrino data, together with the new
KamLAND data, is presented in the resonant spin flavor precession (RSFP)
framework. The allowed regions from solar data combined with new KamLAND data
are examined at ... | [
{
"created": "Mon, 5 Feb 2007 13:02:48 GMT",
"version": "v1"
}
] | 2014-11-18 | [
[
"Yilmaz",
"D",
""
],
[
"Yilmazer",
"A U",
""
]
] | Assuming neutrinos are Majorana particles having non-zero transition magnetic moments, a global analysis of solar neutrino data, together with the new KamLAND data, is presented in the resonant spin flavor precession (RSFP) framework. The allowed regions from solar data combined with new KamLAND data are examined at 0.... |
1309.3500 | Kenji Fukushima | Ryutaro Fukuda, Kenji Fukushima, Tomoya Hayata, Yoshimasa Hidaka | Sign problem and the chiral spiral on the finite-density lattice | 6 pages, 3 figures; references added, typos corrected | Phys.Rev. D89 (2014) 014508 | 10.1103/PhysRevD.89.014508 | RIKEN-QHP-94 | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the sign problem of the fermion determinant at finite baryon
density in (1+1) dimensions, in which the ground state in the chiral limit
should be free from the sign problem by forming a chiral spiral. To confirm it,
we evaluate the fermion determinant in the continuum theory at the one-loop
level and f... | [
{
"created": "Fri, 13 Sep 2013 16:26:10 GMT",
"version": "v1"
},
{
"created": "Thu, 26 Sep 2013 12:08:30 GMT",
"version": "v2"
}
] | 2014-02-25 | [
[
"Fukuda",
"Ryutaro",
""
],
[
"Fukushima",
"Kenji",
""
],
[
"Hayata",
"Tomoya",
""
],
[
"Hidaka",
"Yoshimasa",
""
]
] | We investigate the sign problem of the fermion determinant at finite baryon density in (1+1) dimensions, in which the ground state in the chiral limit should be free from the sign problem by forming a chiral spiral. To confirm it, we evaluate the fermion determinant in the continuum theory at the one-loop level and fin... |
hep-ph/0406265 | Rodolfo A. Diaz | Rodolfo A. Diaz, R. Martinez, Carlos E. Sandoval | Flavor changing neutral currents from lepton and B decays in the two
Higgs doublet model | 9 pages, 2 figures, LaTeX2e. Minor typos corrected. References added
and corrected. Introduction changed | Eur.Phys.J.C41:305-310,2005 | 10.1140/epjc/s2005-02198-8 | null | hep-ph | null | Constraints on the whole spectrum of lepton flavor violating vertices are
shown in the context of the standard two Higgs doublet model. The vertex
involving the $e-\tau $ mixing is much more constrained than the others, and
the decays proportional to such vertex are usually very supressed. On the other
hand, bounds o... | [
{
"created": "Wed, 23 Jun 2004 21:54:30 GMT",
"version": "v1"
},
{
"created": "Tue, 29 Jun 2004 16:31:37 GMT",
"version": "v2"
},
{
"created": "Tue, 14 Sep 2004 20:15:03 GMT",
"version": "v3"
}
] | 2011-09-13 | [
[
"Diaz",
"Rodolfo A.",
""
],
[
"Martinez",
"R.",
""
],
[
"Sandoval",
"Carlos E.",
""
]
] | Constraints on the whole spectrum of lepton flavor violating vertices are shown in the context of the standard two Higgs doublet model. The vertex involving the $e-\tau $ mixing is much more constrained than the others, and the decays proportional to such vertex are usually very supressed. On the other hand, bounds on ... |
hep-ph/0308053 | Ayres Freitas | Marcela Carena, Andre de Gouvea, Ayres Freitas, Michael Schmitt | Invisible Z-Boson Decays at e+e- Colliders | null | Phys.Rev.D68:113007,2003 | 10.1103/PhysRevD.68.113007 | FERMILAB-Pub-03/206-T, nuhep-exp/2003-01 | hep-ph | null | The measurement of the invisible Z-boson decay width at e+e- colliders can be
done "indirectly", by subtracting the Z-boson visible partial widths from the
Z-boson total width, or "directly", from the process e+e- -> \gamma \nu
\bar{\nu}. Both procedures are sensitive to different types of new physics and
provide inf... | [
{
"created": "Tue, 5 Aug 2003 16:00:18 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Carena",
"Marcela",
""
],
[
"de Gouvea",
"Andre",
""
],
[
"Freitas",
"Ayres",
""
],
[
"Schmitt",
"Michael",
""
]
] | The measurement of the invisible Z-boson decay width at e+e- colliders can be done "indirectly", by subtracting the Z-boson visible partial widths from the Z-boson total width, or "directly", from the process e+e- -> \gamma \nu \bar{\nu}. Both procedures are sensitive to different types of new physics and provide infor... |
hep-ph/9909208 | Junya Hashida | J. Hashida, T. Morozumi, A. Purwanto | Neutrino mixing in Seesaw model | 14 pages, 4 figures, PTPTeX | Prog.Theor.Phys. 103 (2000) 379-391; Erratum-ibid. 103 (2000) 865 | 10.1143/PTP.103.865 | null | hep-ph | null | We study the neutrino mixing matrix (the MNS matrix) in the seesaw model. By
assuming a large mass hierarchy for the heavy right-handed Majorana mass, we
show that, in the diagonal Majorana base, the MNS matrix is determined by a
unitary matrix, $S$, which transforms the neutrino Yukawa matrix, $y_{\nu}$,
into a tria... | [
{
"created": "Wed, 1 Sep 1999 11:06:52 GMT",
"version": "v1"
},
{
"created": "Wed, 29 Mar 2000 04:33:31 GMT",
"version": "v2"
}
] | 2017-03-08 | [
[
"Hashida",
"J.",
""
],
[
"Morozumi",
"T.",
""
],
[
"Purwanto",
"A.",
""
]
] | We study the neutrino mixing matrix (the MNS matrix) in the seesaw model. By assuming a large mass hierarchy for the heavy right-handed Majorana mass, we show that, in the diagonal Majorana base, the MNS matrix is determined by a unitary matrix, $S$, which transforms the neutrino Yukawa matrix, $y_{\nu}$, into a triang... |
1308.4409 | Daniel Schmeier | Daniel Schmeier | Effective Models for Dark Matter at the International Linear Collider | MSc Thesis, 117 pages, 37 figures. Results were published in
arXiv:1211.2254. This thesis gives a more pedagogical introduction into the
topic (including references and explicit calculations) and shows more
detailled results | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Weakly interacting massive particles (WIMPs) form a promising solution to the
dark matter problem and many experiments are now searching for these particles.
Using effective field theories to describe the interaction of the WIMP with the
Standard Model has proven successful in providing an easy way to compare the
dif... | [
{
"created": "Tue, 20 Aug 2013 20:00:05 GMT",
"version": "v1"
}
] | 2013-08-22 | [
[
"Schmeier",
"Daniel",
""
]
] | Weakly interacting massive particles (WIMPs) form a promising solution to the dark matter problem and many experiments are now searching for these particles. Using effective field theories to describe the interaction of the WIMP with the Standard Model has proven successful in providing an easy way to compare the diffe... |
1502.07207 | Michael Ratz | Michael Ratz, Patrick K.S. Vaudrevange | Singlet extensions of the MSSM with Z_4^R symmetry | 9 pages | null | null | TUM--HEP 984/15; LMU--ASC 09/15; FLAVOUR-EU 92 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss singlet extensions of the MSSM with $\Z4^R$ symmetry. We show that
holomorphic zeros can avoid a potentially large coefficient of the term linear
in the singlet. The emerging model has both an effective mu term and a
supersymmetric mass term for the singlet mu_N which are controlled by the
gravitino mass. ... | [
{
"created": "Wed, 25 Feb 2015 15:39:39 GMT",
"version": "v1"
}
] | 2015-02-26 | [
[
"Ratz",
"Michael",
""
],
[
"Vaudrevange",
"Patrick K. S.",
""
]
] | We discuss singlet extensions of the MSSM with $\Z4^R$ symmetry. We show that holomorphic zeros can avoid a potentially large coefficient of the term linear in the singlet. The emerging model has both an effective mu term and a supersymmetric mass term for the singlet mu_N which are controlled by the gravitino mass. Th... |
0705.0151 | Hooman Davoudiasl | Hooman Davoudiasl and Amarjit Soni | Strong CP, Up-Quark Mass, and the Randall-Sundrum Microscope | 7 pages. New discussions and references added. Main previous
conclusions unchanged | Phys.Rev.D76:095015,2007 | 10.1103/PhysRevD.76.095015 | BNL-HET-07/6 | hep-ph | null | In the Randall-Sundrum model, setting the ratio of up and down quark masses
$m_u/m_d << 1$, relevant to the strong CP problem, does not require chiral
symmetry or fine-tuning, due to exponential bulk fermion profiles. We point out
that such geometric suppression of the mass of a fermion magnifies the masses
of its co... | [
{
"created": "Tue, 1 May 2007 18:25:20 GMT",
"version": "v1"
},
{
"created": "Mon, 27 Aug 2007 22:54:05 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Davoudiasl",
"Hooman",
""
],
[
"Soni",
"Amarjit",
""
]
] | In the Randall-Sundrum model, setting the ratio of up and down quark masses $m_u/m_d << 1$, relevant to the strong CP problem, does not require chiral symmetry or fine-tuning, due to exponential bulk fermion profiles. We point out that such geometric suppression of the mass of a fermion magnifies the masses of its corr... |
hep-ph/0011330 | Shaaban Khalil | S. Khalil (Sussex University) | FCNC in SUSY models with non-universal A-terms | 10 pages, uses iopart.cls, talk given at UK Phenomenology Workshop on
Heavy Flavour and CP Violation, 17 - 22 September 2000, Durham, UK(to appear
in the proceedings) | J.Phys.G27:1183-1192,2001 | 10.1088/0954-3899/27/6/314 | SUSX-TH/00-020 | hep-ph | null | We study the inclusive branching ratio for B-> X_s gamma in a class of
string-inspired SUSY models with non-universal soft-breaking A-terms. We show
that b->s gamma do not severely constrain the non-universality of these models
and the parameter regions which are important for generating sizeable
contribution to epsi... | [
{
"created": "Mon, 27 Nov 2000 20:35:41 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Khalil",
"S.",
"",
"Sussex University"
]
] | We study the inclusive branching ratio for B-> X_s gamma in a class of string-inspired SUSY models with non-universal soft-breaking A-terms. We show that b->s gamma do not severely constrain the non-universality of these models and the parameter regions which are important for generating sizeable contribution to epsilo... |
hep-ph/0305028 | Chung Kao | Chung Kao (University of Oklahoma), Geoffrey Lovelace (University of
Oklahoma), and Lynne Orr (University of Rochester) | Detecting a Higgs Pseudoscalar with a $Z$ Boson at the LHC | Two tables added for the ratio of signal/background | Phys.Lett.B567:259-264,2003 | 10.1016/j.physletb.2003.06.042 | OKHEP-03-02 | hep-ph | null | We have adopted two Higgs doublet models to study the production of a Higgs
pseudoscalar ($A^0$) in association with a $Z$ gauge boson from gluon fusion
($gg \to ZA^0$) at the CERN Large Hadron Collider. The prospects for the
discovery of $ZA^0 \to \ell \bar{\ell} b\bar{b}$ are investigated with physics
backgrounds a... | [
{
"created": "Fri, 2 May 2003 21:24:38 GMT",
"version": "v1"
},
{
"created": "Sat, 14 Jun 2003 15:38:46 GMT",
"version": "v2"
}
] | 2014-11-17 | [
[
"Kao",
"Chung",
"",
"University of Oklahoma"
],
[
"Lovelace",
"Geoffrey",
"",
"University of\n Oklahoma"
],
[
"Orr",
"Lynne",
"",
"University of Rochester"
]
] | We have adopted two Higgs doublet models to study the production of a Higgs pseudoscalar ($A^0$) in association with a $Z$ gauge boson from gluon fusion ($gg \to ZA^0$) at the CERN Large Hadron Collider. The prospects for the discovery of $ZA^0 \to \ell \bar{\ell} b\bar{b}$ are investigated with physics backgrounds and... |
1502.00516 | Aria Johansen | Aria R. Johansen and Marc Sher | The Electron/Muon Specific Two Higgs Doublet Model at e+ e- Colliders | 5 pages | Phys. Rev. D 91, 054021 (2015) | 10.1103/PhysRevD.91.054021 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recently, Kajiyama, Okada and Yagyu (KOY) proposed an electron/muon specific
two Higgs doublet model. In this model, an S3 symmetry suppresses flavor
changing neutral currents instead of a Z2 symmetry. In the "Type I" version of
the model, the heavy Higgs bosons have a greatly enhanced coupling to electrons
and muons... | [
{
"created": "Mon, 2 Feb 2015 15:33:16 GMT",
"version": "v1"
}
] | 2015-03-25 | [
[
"Johansen",
"Aria R.",
""
],
[
"Sher",
"Marc",
""
]
] | Recently, Kajiyama, Okada and Yagyu (KOY) proposed an electron/muon specific two Higgs doublet model. In this model, an S3 symmetry suppresses flavor changing neutral currents instead of a Z2 symmetry. In the "Type I" version of the model, the heavy Higgs bosons have a greatly enhanced coupling to electrons and muons. ... |
hep-ph/9806514 | Peter Landshoff | D Boedeker, P V Landshoff, O Nachtmann and A Rebhan | Renormalisation of the Nonperturbative Thermal Pressure | 27 pages, plain tex, with 10 figures embedded using epsf | Nucl.Phys. B539 (1999) 233-263 | 10.1016/S0550-3213(98)00709-3 | DAMTP-1998-72 HD-THEP-98-26 TUW 98-15 | hep-ph hep-th | null | We show how the fully resummed thermal pressure is rendered ultraviolet
finite by standard zero-temperature renormalisation. The analysis is developed
in a 6-dimensional scalar model that mimics QED and has $N$ flavours. The
$N\to\infty$ limit of the model can be calculated completely. At a critical
temperature, one ... | [
{
"created": "Mon, 29 Jun 1998 09:42:55 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Boedeker",
"D",
""
],
[
"Landshoff",
"P V",
""
],
[
"Nachtmann",
"O",
""
],
[
"Rebhan",
"A",
""
]
] | We show how the fully resummed thermal pressure is rendered ultraviolet finite by standard zero-temperature renormalisation. The analysis is developed in a 6-dimensional scalar model that mimics QED and has $N$ flavours. The $N\to\infty$ limit of the model can be calculated completely. At a critical temperature, one of... |
1301.2448 | Renata Jora | Renata Jora | Exotic MSSM | 10 pages | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present an exotic version of the MSSM with the same particle content but
with some of the states with negative kinetic energies. We discuss how the
model can work quantum mechanically and also resolve some of the pressing
issues of the regular MSSM.
| [
{
"created": "Fri, 11 Jan 2013 10:47:08 GMT",
"version": "v1"
}
] | 2013-01-14 | [
[
"Jora",
"Renata",
""
]
] | We present an exotic version of the MSSM with the same particle content but with some of the states with negative kinetic energies. We discuss how the model can work quantum mechanically and also resolve some of the pressing issues of the regular MSSM. |
hep-ph/9402338 | Sergio Mendoza | Sergio Mendoza and Jack Smith | Exclusive W^+ + photon production in proton-antiproton collisions II:
results | 15 pages (LateX). 50 pages of postscript figures available via ftp
anonymous from max.physics.sunysb.edu in the directory
preprints/mendoza/EXCLUSIVE_W_GAMMA_II.dir (files named fig_*.ps)
ITP-SB-93-80. (mendoza@max.physics.sunysb.edu)(smith@max.physics.sunysb.edu) | Phys.Rev. D50 (1994) 251-265 | 10.1103/PhysRevD.50.251 | null | hep-ph | null | We present results for total cross sections, single and double differential
distributions and correlations between pairs of outgoing particles in the
reactions p + antip --> W^+ + photon and p + antip --> W^+ + photon + jet at
sqrt(S)=1.8 TeV. Order alpha-strong QCD corrections and leading logarithm
photon bremsstrah... | [
{
"created": "Tue, 22 Feb 1994 15:44:41 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Mendoza",
"Sergio",
""
],
[
"Smith",
"Jack",
""
]
] | We present results for total cross sections, single and double differential distributions and correlations between pairs of outgoing particles in the reactions p + antip --> W^+ + photon and p + antip --> W^+ + photon + jet at sqrt(S)=1.8 TeV. Order alpha-strong QCD corrections and leading logarithm photon bremsstrahlu... |
hep-ph/9607448 | Tony Gherghetta | Tony Gherghetta | Goldstino Decoupling in Spontaneously Broken Supergravity Theories | 13 pages, RevTex, 4 figures; References added, version to be
published in Nucl. Phys. B | Nucl.Phys. B485 (1997) 25-37 | 10.1016/S0550-3213(96)00608-6 | UM-TH-96-10 | hep-ph astro-ph | null | If the gravitino is sufficiently light and stable it will behave as an
effective massless neutrino species at the time of nucleosynthesis. Depending
on the temperature at which it decouples from the thermal bath in the early
universe, the gravitino mass will be bounded by the primordial $^4$He
abundance. Assuming a c... | [
{
"created": "Sat, 27 Jul 1996 14:37:45 GMT",
"version": "v1"
},
{
"created": "Tue, 10 Dec 1996 01:08:29 GMT",
"version": "v2"
}
] | 2009-10-28 | [
[
"Gherghetta",
"Tony",
""
]
] | If the gravitino is sufficiently light and stable it will behave as an effective massless neutrino species at the time of nucleosynthesis. Depending on the temperature at which it decouples from the thermal bath in the early universe, the gravitino mass will be bounded by the primordial $^4$He abundance. Assuming a con... |
1102.0293 | Krzysztof Rolbiecki | Gudrid Moortgat-Pick, Krzysztof Rolbiecki and Jamie Tattersall | Early spin determination at the LHC? | 7 pages, 5 figures, discussion of new scenarios added, to appear in
Phys. Lett. B | Phys.Lett.B699:158-163,2011 | 10.1016/j.physletb.2011.03.064 | DESY 11-017, Bonn-TH-2011-03 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | If signals of new physics are discovered at the LHC it will be crucial to
determine the spin structure of the new model. We discuss a method that can
help to address this question with a low integrated luminosity, L=1 fb^-1, at
sqrt{s}=14 TeV. Based on the differences in angular distributions of primarily
produced pa... | [
{
"created": "Tue, 1 Feb 2011 21:09:29 GMT",
"version": "v1"
},
{
"created": "Sun, 3 Apr 2011 20:06:37 GMT",
"version": "v2"
}
] | 2015-03-18 | [
[
"Moortgat-Pick",
"Gudrid",
""
],
[
"Rolbiecki",
"Krzysztof",
""
],
[
"Tattersall",
"Jamie",
""
]
] | If signals of new physics are discovered at the LHC it will be crucial to determine the spin structure of the new model. We discuss a method that can help to address this question with a low integrated luminosity, L=1 fb^-1, at sqrt{s}=14 TeV. Based on the differences in angular distributions of primarily produced part... |
1512.06035 | Stefan Antusch | Stefan Antusch, Eros Cazzato and Oliver Fischer | Higgs production from sterile neutrinos at future lepton colliders | 26 pages, 9 figures, 7 tables; v2: references added | null | 10.1007/JHEP04(2016)189 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In scenarios with sterile (right-handed) neutrinos that are subject to an
approximate "lepton-number-like" symmetry, the heavy neutrinos (i.e. the mass
eigenstates) can have masses around the electroweak scale and couple to the
Higgs boson with, in principle, unsuppressed Yukawa couplings while accounting
for the sma... | [
{
"created": "Fri, 18 Dec 2015 16:58:23 GMT",
"version": "v1"
},
{
"created": "Tue, 22 Dec 2015 10:43:22 GMT",
"version": "v2"
}
] | 2016-05-25 | [
[
"Antusch",
"Stefan",
""
],
[
"Cazzato",
"Eros",
""
],
[
"Fischer",
"Oliver",
""
]
] | In scenarios with sterile (right-handed) neutrinos that are subject to an approximate "lepton-number-like" symmetry, the heavy neutrinos (i.e. the mass eigenstates) can have masses around the electroweak scale and couple to the Higgs boson with, in principle, unsuppressed Yukawa couplings while accounting for the small... |
1908.04048 | Li-Gang Xia | Li-Gang Xia | F2F, a model-independent method to determine the mass and width of a
particle in the presence of interference | 18 pages, typo fixed, add sections on higgs width measurement and new
resonance search | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It is generally believed that any particle to be discovered will have a
TeV-order mass. Given its great mass, it must have a large decay width.
Therefore, the interference effect will be very common if they and the
Standard-Model (SM) particles contribute to the same final state.However, the
interference effect could... | [
{
"created": "Mon, 12 Aug 2019 08:23:26 GMT",
"version": "v1"
},
{
"created": "Mon, 25 Nov 2019 08:24:52 GMT",
"version": "v2"
},
{
"created": "Tue, 26 Nov 2019 07:11:44 GMT",
"version": "v3"
}
] | 2019-11-27 | [
[
"Xia",
"Li-Gang",
""
]
] | It is generally believed that any particle to be discovered will have a TeV-order mass. Given its great mass, it must have a large decay width. Therefore, the interference effect will be very common if they and the Standard-Model (SM) particles contribute to the same final state.However, the interference effect could m... |
1807.04348 | Sebastian Liebschner | Stefan H\"oche, Sebastian Liebschner, Frank Siegert | Resonance-aware subtraction in the dipole method | null | null | 10.1140/epjc/s10052-019-7212-7 | SLAC-PUB-17299, FERMILAB-PUB-18-764-T, MCNET-18-15 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a technique for infrared subtraction in next-to-leading order QCD
calculations that preserves the virtuality of resonant propagators. The
approach is based on the pseudo-dipole subtraction method proposed by Catani
and Seymour in the context of identified particle production. As the first
applications, we ... | [
{
"created": "Wed, 11 Jul 2018 20:47:04 GMT",
"version": "v1"
},
{
"created": "Mon, 6 Aug 2018 12:01:34 GMT",
"version": "v2"
},
{
"created": "Wed, 24 Apr 2019 07:26:47 GMT",
"version": "v3"
}
] | 2019-10-02 | [
[
"Höche",
"Stefan",
""
],
[
"Liebschner",
"Sebastian",
""
],
[
"Siegert",
"Frank",
""
]
] | We present a technique for infrared subtraction in next-to-leading order QCD calculations that preserves the virtuality of resonant propagators. The approach is based on the pseudo-dipole subtraction method proposed by Catani and Seymour in the context of identified particle production. As the first applications, we co... |
2012.01086 | Kazem Azizi | K. Azizi, Y. Sarac, H. Sundu | Determination of the possible quantum numbers for the newly observed
$\Xi_b(6227)^0$ state | 13 Pages, 2 Figures and 1 Table | null | 10.1007/JHEP03(2021)244 | null | hep-ph hep-ex hep-lat | http://creativecommons.org/licenses/by/4.0/ | The LHCb Collaboration recently reported the observation of a new excited
bottom baryon $\Xi_b(6227)^0$ and announced an improvement in the measurements
related to the previously observed $\Xi_b(6227)^-$ state. We conduct an
analysis for $\Xi_b(6227)^0$ state considering it as isospin partner of the
$\Xi_b(6227)^-$ r... | [
{
"created": "Wed, 2 Dec 2020 11:20:29 GMT",
"version": "v1"
},
{
"created": "Mon, 22 Feb 2021 10:31:10 GMT",
"version": "v2"
}
] | 2021-04-14 | [
[
"Azizi",
"K.",
""
],
[
"Sarac",
"Y.",
""
],
[
"Sundu",
"H.",
""
]
] | The LHCb Collaboration recently reported the observation of a new excited bottom baryon $\Xi_b(6227)^0$ and announced an improvement in the measurements related to the previously observed $\Xi_b(6227)^-$ state. We conduct an analysis for $\Xi_b(6227)^0$ state considering it as isospin partner of the $\Xi_b(6227)^-$ res... |
2202.04875 | Vladimir Karmanov | V.A. Karmanov | Abnormal Bound Systems | 24 pages, 18 figures | Universe 2022, 8, 95 | 10.3390/universe8020095 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | It is taken for granted that bound systems are made of massive constituents
that interact through particle exchanges (charged particles interacting via
photon exchanges, quarks in elementary particles interacting via gluon
exchanges, and nucleons in nuclei interacting via meson exchanges). However, as
was recently th... | [
{
"created": "Thu, 10 Feb 2022 07:26:37 GMT",
"version": "v1"
}
] | 2022-02-11 | [
[
"Karmanov",
"V. A.",
""
]
] | It is taken for granted that bound systems are made of massive constituents that interact through particle exchanges (charged particles interacting via photon exchanges, quarks in elementary particles interacting via gluon exchanges, and nucleons in nuclei interacting via meson exchanges). However, as was recently theo... |
hep-ph/0703132 | Ikaros Bigi | I.I. Bigi | CP Violation in the SM, Quantum Subtleties and the Insights of Yogi
Berra | 57 pages, 6 figures, preliminary version of a review to be published
in Chinese Journal of Physics; main difference is an update of the section on
charm dynamics reflecting and commenting on the new findings on D
oscillations announced by BABAR and BELLE | null | null | UND-HEP-07-BIG03 | hep-ph | null | Our knowledge of flavour dynamics has undergone a `quantum jump' since just
before the turn of the millenium: direct CP violation has been firmly
established in $K_L \to \pi \pi$ decays in 1999; the first CP asymmetry outside
$K_L$ decays has been discovered in 2001 in $B_d \to \psi K_S$, followed by
$B_d \to \pi^+\p... | [
{
"created": "Tue, 13 Mar 2007 02:58:33 GMT",
"version": "v1"
},
{
"created": "Thu, 10 May 2007 06:27:52 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Bigi",
"I. I.",
""
]
] | Our knowledge of flavour dynamics has undergone a `quantum jump' since just before the turn of the millenium: direct CP violation has been firmly established in $K_L \to \pi \pi$ decays in 1999; the first CP asymmetry outside $K_L$ decays has been discovered in 2001 in $B_d \to \psi K_S$, followed by $B_d \to \pi^+\pi^... |
1011.3644 | Eberhard Klempt | E.~Klempt | Is chiral symmetry broken and or restored in high-mass light baryons? | 4 pages, 2 tables | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Based on a thorough comparison of the nucleon and $\Delta$ excitation
spectrum with models we show that parity doublets observed in the mass spectra
do not entail the consequence that highly excited $N$ or $\Delta$ resonances
are insensitive to chiral symmetry breaking. Instead, the mechanism of mass
generation in ex... | [
{
"created": "Tue, 16 Nov 2010 10:52:18 GMT",
"version": "v1"
}
] | 2010-11-17 | [
[
"~Klempt",
"E.",
""
]
] | Based on a thorough comparison of the nucleon and $\Delta$ excitation spectrum with models we show that parity doublets observed in the mass spectra do not entail the consequence that highly excited $N$ or $\Delta$ resonances are insensitive to chiral symmetry breaking. Instead, the mechanism of mass generation in exci... |
0709.3576 | Michael Strickland | Mauricio Martinez and Michael Strickland | Measuring Quark-Gluon-Plasma Thermalization Time with Dileptons | 4 pages, 5 figures; v3: update to match published version | Phys.Rev.Lett.100:102301,2008 | 10.1103/PhysRevLett.100.102301 | null | hep-ph nucl-th | null | We calculate the medium dilepton yield from a quark-gluon plasma which has a
time-dependent local momentum-space anisotropy. A phenomenological model for
the hard momentum scale, p_hard(tau), and plasma anisotropy parameter, xi(tau),
is constructed which interpolates between free streaming behavior at early
times (ta... | [
{
"created": "Sat, 22 Sep 2007 12:37:45 GMT",
"version": "v1"
},
{
"created": "Mon, 14 Jan 2008 16:17:35 GMT",
"version": "v2"
},
{
"created": "Fri, 14 Mar 2008 14:47:26 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Martinez",
"Mauricio",
""
],
[
"Strickland",
"Michael",
""
]
] | We calculate the medium dilepton yield from a quark-gluon plasma which has a time-dependent local momentum-space anisotropy. A phenomenological model for the hard momentum scale, p_hard(tau), and plasma anisotropy parameter, xi(tau), is constructed which interpolates between free streaming behavior at early times (tau ... |
hep-ph/0402173 | Alexei Yu. Illarionov | Alexei Yu. Illarionov (1 and 2), Anatoly V. Kotikov (2 and 3), Gonzalo
Parente (4) ((1) Dipartimento di Fisica ``Enrico Fermi'', Universita di Pisa,
and INFN, Sezione di Pisa, Italy, (2) Joint Institute for Nuclear Research,
Dubna, Moscow region, Russia, (3) Institut fuer Theoretische Teilchenphysik,
Universita... | Small x behavior of parton distributions. A study of higher twist
effects | 46 pages, 9 figures, typeset using REVTeX. Misprints corrected, new
results, discussions, references and acknowledgements added, 2 pictures
replaced. The conclusions remain unchanged | Phys.Part.Nucl.39:307-347,2008 | 10.1134/S1063779608030015 | null | hep-ph | null | Higher twist corrections to the structure function F_2 at small x are studied
for the case of a flat initial condition for the twist-two QCD evolution in the
next-to-leading order approximation. We present an analytical parameterization
of the contributions from the twist-two and higher twist operators of the
Wilson ... | [
{
"created": "Tue, 17 Feb 2004 19:32:55 GMT",
"version": "v1"
},
{
"created": "Sun, 9 May 2004 12:27:56 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Illarionov",
"Alexei Yu.",
"",
"1 and 2"
],
[
"Kotikov",
"Anatoly V.",
"",
"2 and 3"
],
[
"Parente",
"Gonzalo",
""
]
] | Higher twist corrections to the structure function F_2 at small x are studied for the case of a flat initial condition for the twist-two QCD evolution in the next-to-leading order approximation. We present an analytical parameterization of the contributions from the twist-two and higher twist operators of the Wilson op... |
1212.0670 | Stephan Stetina | Mark G. Alford, S. Kumar Mallavarapu, Andreas Schmitt, Stephan Stetina | From a complex scalar field to the two-fluid picture of superfluidity | 22 + 6 pages, 1 figure; v3: typos in Eqs. (5a) and (84) corrected | null | 10.1103/PhysRevD.87.065001 | null | hep-ph cond-mat.other nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The hydrodynamic description of a superfluid is usually based on a two-fluid
picture. We compute the basic properties of the relativistic two-fluid system
from the underlying microscopic physics of a relativistic \varphi^4 complex
scalar field theory. We work at nonzero but small temperature and weak
coupling, and we... | [
{
"created": "Tue, 4 Dec 2012 10:37:59 GMT",
"version": "v1"
},
{
"created": "Mon, 11 Mar 2013 16:14:28 GMT",
"version": "v2"
},
{
"created": "Thu, 25 Jul 2013 12:48:56 GMT",
"version": "v3"
}
] | 2013-07-26 | [
[
"Alford",
"Mark G.",
""
],
[
"Mallavarapu",
"S. Kumar",
""
],
[
"Schmitt",
"Andreas",
""
],
[
"Stetina",
"Stephan",
""
]
] | The hydrodynamic description of a superfluid is usually based on a two-fluid picture. We compute the basic properties of the relativistic two-fluid system from the underlying microscopic physics of a relativistic \varphi^4 complex scalar field theory. We work at nonzero but small temperature and weak coupling, and we n... |
2406.20016 | Zihao Wu | Zihao Wu, Yang Zhang | A new method for finding more symmetry relations of Feynman integrals | 10 pages, 7 figures | null | null | USTC-ICTS/PCFT-24-20 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We introduce a new method for deriving Feynman integral symmetry relation. By
solving the ansatz of momentum transformation in the field of rational
functions rather than constants, the method can sometimes find more symmetry
relations, comparing with some state-of-art software. The new method may help
to further dec... | [
{
"created": "Fri, 28 Jun 2024 16:07:43 GMT",
"version": "v1"
}
] | 2024-07-01 | [
[
"Wu",
"Zihao",
""
],
[
"Zhang",
"Yang",
""
]
] | We introduce a new method for deriving Feynman integral symmetry relation. By solving the ansatz of momentum transformation in the field of rational functions rather than constants, the method can sometimes find more symmetry relations, comparing with some state-of-art software. The new method may help to further decre... |
hep-ph/0209241 | Chung Wen Kao | Chung Wen Kao, Thomas Spitzenberg, Marc Vanderhaeghen | Burkhardt-Cottingham sum rule and forward spin polarizabilities in Heavy
Baryon Chiral Perturbation Theory | 16 pages,4 figs | Phys.Rev. D67 (2003) 016001 | 10.1103/PhysRevD.67.016001 | null | hep-ph | null | We study spin-dependent sum rules for forward virtual Compton
scattering(VVCS) off the nucleon in heavy baryon chiral perturbation theory at
order $O(p^4)$. We show how these sum rules can be evaluated from low energy
expansions (in the virtual photon energy) of the forward VVCS amplitudes. We
study in particular the... | [
{
"created": "Fri, 20 Sep 2002 16:37:23 GMT",
"version": "v1"
},
{
"created": "Sat, 21 Sep 2002 14:19:14 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Kao",
"Chung Wen",
""
],
[
"Spitzenberg",
"Thomas",
""
],
[
"Vanderhaeghen",
"Marc",
""
]
] | We study spin-dependent sum rules for forward virtual Compton scattering(VVCS) off the nucleon in heavy baryon chiral perturbation theory at order $O(p^4)$. We show how these sum rules can be evaluated from low energy expansions (in the virtual photon energy) of the forward VVCS amplitudes. We study in particular the B... |
2005.12128 | Mathieu Pellen | Stephan Br\"auer, Ansgar Denner, Mathieu Pellen, Marek Sch\"onherr,
Steffen Schumann | Fixed-order and merged parton-shower predictions for WW and WWj
production at the LHC including NLO QCD and EW corrections | 43 pages, 77 pdf figures. Matches published version | null | 10.1007/JHEP10(2020)159 | Cavendish-HEP 20/05, IPPP/20/19, MCNET-20-14 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | First, we present a combined analysis of ${\rm p}{\rm p} \to \mu^+ \nu_\mu
{\rm e}^- \bar \nu_{\rm e}$ and ${\rm p}{\rm p} \to \mu^+ \nu_\mu {\rm e}^-
\bar \nu_{\rm e} {\rm j}$ at next-to-leading order, including both QCD and
electroweak corrections. Second, we provide all-order predictions for ${\rm
p}{\rm p} \to \m... | [
{
"created": "Mon, 25 May 2020 14:11:08 GMT",
"version": "v1"
},
{
"created": "Thu, 22 Oct 2020 13:49:29 GMT",
"version": "v2"
}
] | 2020-12-02 | [
[
"Bräuer",
"Stephan",
""
],
[
"Denner",
"Ansgar",
""
],
[
"Pellen",
"Mathieu",
""
],
[
"Schönherr",
"Marek",
""
],
[
"Schumann",
"Steffen",
""
]
] | First, we present a combined analysis of ${\rm p}{\rm p} \to \mu^+ \nu_\mu {\rm e}^- \bar \nu_{\rm e}$ and ${\rm p}{\rm p} \to \mu^+ \nu_\mu {\rm e}^- \bar \nu_{\rm e} {\rm j}$ at next-to-leading order, including both QCD and electroweak corrections. Second, we provide all-order predictions for ${\rm p}{\rm p} \to \mu^... |
1806.04447 | Kazem Azizi | S. S. Agaev, K. Azizi, B. Barsbay, H. Sundu | The doubly charmed pseudoscalar tetraquarks $T_{cc;\bar{s}
\bar{s}}^{++}$ and $T_{cc;\bar{d} \bar{s}}^{++}$ | 10 Pages, 4 Figures and 1 Table | null | 10.1016/j.nuclphysb.2018.12.021 | null | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The mass and coupling of the doubly charmed $J^P=0^{-}$ diquark-antidiquark
states $T_{cc;\bar{s} \bar{s}}^{++}$ and $T_{cc;\bar{d} \bar{s}}^{++}$ that
bear two units of the electric charge are calculated by means of QCD two-point
sum rule method. Computations are carried out by taking into account vacuum
condensates... | [
{
"created": "Tue, 12 Jun 2018 11:39:59 GMT",
"version": "v1"
},
{
"created": "Wed, 15 Aug 2018 15:21:52 GMT",
"version": "v2"
},
{
"created": "Fri, 21 Dec 2018 08:07:26 GMT",
"version": "v3"
}
] | 2019-01-30 | [
[
"Agaev",
"S. S.",
""
],
[
"Azizi",
"K.",
""
],
[
"Barsbay",
"B.",
""
],
[
"Sundu",
"H.",
""
]
] | The mass and coupling of the doubly charmed $J^P=0^{-}$ diquark-antidiquark states $T_{cc;\bar{s} \bar{s}}^{++}$ and $T_{cc;\bar{d} \bar{s}}^{++}$ that bear two units of the electric charge are calculated by means of QCD two-point sum rule method. Computations are carried out by taking into account vacuum condensates u... |
1902.02135 | S. Weinzierl | Robert Runkel, Zolt\'an Sz\H{o}r, Juan Pablo Vesga and Stefan
Weinzierl | Causality and loop-tree duality at higher loops | 6 pages, v2: version to be published, v3: Theorem 1 corrected | Phys. Rev. Lett. 123, 059902 (2019) | 10.1103/PhysRevLett.123.059902 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We relate a $l$-loop Feynman integral to a sum of phase space integrals,
where the integrands are determined by the spanning trees of the original
$l$-loop graph. Causality requires that the propagators of the trees have a
modified $i\delta$-prescription and we present a simple formula for the correct
$i\delta$-presc... | [
{
"created": "Wed, 6 Feb 2019 12:22:09 GMT",
"version": "v1"
},
{
"created": "Tue, 5 Mar 2019 17:15:21 GMT",
"version": "v2"
},
{
"created": "Wed, 26 Jun 2019 12:24:01 GMT",
"version": "v3"
}
] | 2019-08-07 | [
[
"Runkel",
"Robert",
""
],
[
"Szőr",
"Zoltán",
""
],
[
"Vesga",
"Juan Pablo",
""
],
[
"Weinzierl",
"Stefan",
""
]
] | We relate a $l$-loop Feynman integral to a sum of phase space integrals, where the integrands are determined by the spanning trees of the original $l$-loop graph. Causality requires that the propagators of the trees have a modified $i\delta$-prescription and we present a simple formula for the correct $i\delta$-prescri... |
0908.1746 | Marcus R. Tassler | O. Philipsen and M. Tassler | On quarkonium in an anisotropic quark gluon plasma | 15 pages, 4 figures | null | null | MS-TP-09-15 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We reconsider a plasma with an anisotropy imposed on the momentum
distribution of the system and study the real time static potential for
quarkonia. The distribution function is normalised so as to preserve the
particle number in an ideal gas, as required in the Keldysh-Schwinger
formalism. In contrast to recent find... | [
{
"created": "Wed, 12 Aug 2009 16:28:24 GMT",
"version": "v1"
}
] | 2009-08-13 | [
[
"Philipsen",
"O.",
""
],
[
"Tassler",
"M.",
""
]
] | We reconsider a plasma with an anisotropy imposed on the momentum distribution of the system and study the real time static potential for quarkonia. The distribution function is normalised so as to preserve the particle number in an ideal gas, as required in the Keldysh-Schwinger formalism. In contrast to recent findin... |
1805.08150 | Thomas G. Rizzo | Thomas G. Rizzo | Kinetic Mixing, Dark Photons and Extra Dimensions II: Fermionic Dark
Matter | 22 pages, 7 Figs; discussions and refs. added, typos fixed; title
changed to match earlier work | null | 10.1007/JHEP10(2018)069 | SLAC-PUB-17178 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Extra dimensions can be very useful tools when constructing new physics
models. Previously, we began investigating toy models for the 5-D analog of the
kinetic mixing/vector portal scenario where the interactions of bulk dark
matter with the brane-localized fields of the Standard Model are mediated by a
massive $U(1)... | [
{
"created": "Mon, 21 May 2018 16:04:17 GMT",
"version": "v1"
},
{
"created": "Tue, 26 Jun 2018 20:44:45 GMT",
"version": "v2"
},
{
"created": "Mon, 27 Aug 2018 13:26:47 GMT",
"version": "v3"
}
] | 2018-11-14 | [
[
"Rizzo",
"Thomas G.",
""
]
] | Extra dimensions can be very useful tools when constructing new physics models. Previously, we began investigating toy models for the 5-D analog of the kinetic mixing/vector portal scenario where the interactions of bulk dark matter with the brane-localized fields of the Standard Model are mediated by a massive $U(1)_D... |
2312.05297 | Marco Niggetiedt | Marco Niggetiedt, Johann Usovitsch | The Higgs-gluon form factor at three loops in QCD with three mass scales | 22 pages, 4 figures | JHEP 02 (2024) 087 | 10.1007/JHEP02(2024)087 | MPP-2023-280, CERN-TH-2023-236 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We report on the complete three-loop corrections to the Higgs-gluon form
factor in QCD. While previous calculations are based on QCD with a single heavy
quark of arbitrary mass, we extend the study to QCD involving two different
massive quark flavors. Thereby, the full set of possible Feynman diagrams at
three-loop o... | [
{
"created": "Fri, 8 Dec 2023 19:00:00 GMT",
"version": "v1"
},
{
"created": "Tue, 27 Feb 2024 10:50:39 GMT",
"version": "v2"
}
] | 2024-02-28 | [
[
"Niggetiedt",
"Marco",
""
],
[
"Usovitsch",
"Johann",
""
]
] | We report on the complete three-loop corrections to the Higgs-gluon form factor in QCD. While previous calculations are based on QCD with a single heavy quark of arbitrary mass, we extend the study to QCD involving two different massive quark flavors. Thereby, the full set of possible Feynman diagrams at three-loop ord... |
hep-ph/0503036 | Werner Vogelsang | Werner Vogelsang | Calculations of single-inclusive cross sections and spin asymmetries in
pp scattering | 6 pages, 3 figures, Talk presented at the "16th International Spin
Physics Symposium (spin2004)", Trieste, Italy, October 10-16, 2004 | null | 10.1142/9789812701909_0043 | BNL-NT-04/40, RBRC-476 | hep-ph | null | We present calculations of cross sections and spin asymmetries in
single-inclusive reactions in pp scattering. We discuss next-to-leading order
predictions as well as all-order soft-gluon threshold resummations.
| [
{
"created": "Thu, 3 Mar 2005 16:00:04 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Vogelsang",
"Werner",
""
]
] | We present calculations of cross sections and spin asymmetries in single-inclusive reactions in pp scattering. We discuss next-to-leading order predictions as well as all-order soft-gluon threshold resummations. |
hep-ph/0312229 | Yongseok Oh | Yongseok Oh, Hungchong Kim, Su Houng Lee | Spin asymmetries in gamma + N --> K*bar + Theta^+ | 19 pages, 12 figs, REVTeX, substantially revised, to appear in Nucl.
Phys. A | Nucl.Phys.A745:129-151,2004 | 10.1016/j.nuclphysa.2004.09.010 | null | hep-ph hep-ex nucl-th | null | The photoproduction processes of the exotic $\Theta^+(1540)$ baryon and the
$\bar{K}^*$ meson from the nucleon targets, i.e., $\gamma n \to K^{*-}
\Theta^+$ and $\gamma p \to \bar{K}^{*0} \Theta^+$, are investigated in a
hadronic model. We consider $K$ and $K^*$ exchanges as well as the $s$ and $u$
channel nucleon an... | [
{
"created": "Wed, 17 Dec 2003 02:14:56 GMT",
"version": "v1"
},
{
"created": "Mon, 22 Dec 2003 02:03:52 GMT",
"version": "v2"
},
{
"created": "Thu, 16 Sep 2004 13:10:29 GMT",
"version": "v3"
}
] | 2014-11-17 | [
[
"Oh",
"Yongseok",
""
],
[
"Kim",
"Hungchong",
""
],
[
"Lee",
"Su Houng",
""
]
] | The photoproduction processes of the exotic $\Theta^+(1540)$ baryon and the $\bar{K}^*$ meson from the nucleon targets, i.e., $\gamma n \to K^{*-} \Theta^+$ and $\gamma p \to \bar{K}^{*0} \Theta^+$, are investigated in a hadronic model. We consider $K$ and $K^*$ exchanges as well as the $s$ and $u$ channel nucleon and ... |
hep-ph/9607471 | Luca Silvestrini | L. Silvestrini | Non-leptonic weak decays and final state interactions in lattice QCD | 5 pages, LaTeX, to appear in the Proceedings of the High Energy
Conference on Quantum Chromodynamics, Montpellier, France, 4-12 July 1996
(QCD '96) | Nucl.Phys.Proc.Suppl. 54A (1997) 276-280 | 10.1016/S0920-5632(97)00055-8 | ROM2F/96/42 | hep-ph hep-lat | null | We show that, under a reasonable "smoothness" hypothesis, it is possible to
extract informations on the amplitude and phase of two-body non-leptonic weak
decay matrix elements from the study of Euclidean correlation functions in
lattice QCD.
| [
{
"created": "Tue, 30 Jul 1996 17:34:08 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Silvestrini",
"L.",
""
]
] | We show that, under a reasonable "smoothness" hypothesis, it is possible to extract informations on the amplitude and phase of two-body non-leptonic weak decay matrix elements from the study of Euclidean correlation functions in lattice QCD. |
hep-ph/9306334 | Hai-Yang Cheng | Hai-Yang Cheng, M. Huang, and C. F. Wai | Analysis of Weak-Interaction Effects in High Energy Hadron-Hadron
Collisions | Latex, 20 pages, 10 figures available upon request, ITP-SB-93-07 and
IP-ASTP-05-93 | Phys.Rev. D49 (1994) 1272-1283 | 10.1103/PhysRevD.49.1272 | null | hep-ph | null | Parity-violating (pv) effects in inclusive hadron and jet productions in high
energy hadron-hadron collisions are analyzed. Such effects arise from the
interference between strong and weak amplitudes. This interference gives rise
to a nonzero value of the pv parameters $A_L$ and $P_L$, where $A_L$ measures
the differ... | [
{
"created": "Wed, 30 Jun 1993 14:54:50 GMT",
"version": "v1"
}
] | 2009-10-22 | [
[
"Cheng",
"Hai-Yang",
""
],
[
"Huang",
"M.",
""
],
[
"Wai",
"C. F.",
""
]
] | Parity-violating (pv) effects in inclusive hadron and jet productions in high energy hadron-hadron collisions are analyzed. Such effects arise from the interference between strong and weak amplitudes. This interference gives rise to a nonzero value of the pv parameters $A_L$ and $P_L$, where $A_L$ measures the differen... |
1805.02011 | Qin Chang | Qin Chang, Shuai Xu and Lingxin Chen | Application of the light-front holographic wavefunction for heavy-light
pseudoscalar meson in $B_{d,s}\to D_{d,s}P$ decays | 10 pages, 5 figures | Nucl.Phys. B921 (2017) 454 | 10.1016/j.nuclphysb.2017.06.002 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper we extend our analyses of the decay constant and distribution
amplitude with an improved holographic wavefunction to the heavy-light
pseudoscalar mesons. In the evaluations, the helicity-dependence of the
holographic wavefunction is considered; and an independent mass scale parameter
is employed to mode... | [
{
"created": "Sat, 5 May 2018 06:14:30 GMT",
"version": "v1"
}
] | 2018-05-08 | [
[
"Chang",
"Qin",
""
],
[
"Xu",
"Shuai",
""
],
[
"Chen",
"Lingxin",
""
]
] | In this paper we extend our analyses of the decay constant and distribution amplitude with an improved holographic wavefunction to the heavy-light pseudoscalar mesons. In the evaluations, the helicity-dependence of the holographic wavefunction is considered; and an independent mass scale parameter is employed to modera... |
hep-ph/9809471 | Tom Steele | V. Elias, F. Chishtie, T.G. Steele | Fixed point structure of Pade-summation approximations to the QCD
beta-function | 4 pages, 3 figures, latex (requires ltwol.sty and psfig.sty), to
appear in proceedings of ICHEP '98. Additional references included | null | null | null | hep-ph | null | Pad\'e-improvement of four-loop beta-functions in massive phi^4 scalar field
theory is shown to predict the known five-loop contribution with astonishing
(0.2%) accuracy, supporting the applicability of Pade-summations for
approximating all-orders MS-bar QCD beta-functions, as suggested by Ellis,
Karliner, and Samuel... | [
{
"created": "Mon, 21 Sep 1998 20:17:58 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Sep 1998 16:20:47 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Elias",
"V.",
""
],
[
"Chishtie",
"F.",
""
],
[
"Steele",
"T. G.",
""
]
] | Pad\'e-improvement of four-loop beta-functions in massive phi^4 scalar field theory is shown to predict the known five-loop contribution with astonishing (0.2%) accuracy, supporting the applicability of Pade-summations for approximating all-orders MS-bar QCD beta-functions, as suggested by Ellis, Karliner, and Samuel. ... |
2309.14702 | Xu Li | Xu Li and Shun Zhou | One-loop Matching of the Type-III Seesaw Model onto the Standard Model
Effective Field Theory | 26 papers, 2 figures, 1 table | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In previous works arXiv:2107.12133 and arXiv:2201.05082, we have performed
the one-loop matching of both type-I and type-II seesaw models for neutrino
masses onto the Standard Model Effective Field Theories (SMEFT). In the present
paper, by matching the type-III seesaw model onto the SMEFT at the one-loop
level, we c... | [
{
"created": "Tue, 26 Sep 2023 06:41:07 GMT",
"version": "v1"
}
] | 2023-09-27 | [
[
"Li",
"Xu",
""
],
[
"Zhou",
"Shun",
""
]
] | In previous works arXiv:2107.12133 and arXiv:2201.05082, we have performed the one-loop matching of both type-I and type-II seesaw models for neutrino masses onto the Standard Model Effective Field Theories (SMEFT). In the present paper, by matching the type-III seesaw model onto the SMEFT at the one-loop level, we com... |
2202.01016 | Robert D. Pisarski | Robert M. Konik, Marton Lajer, Robert D. Pisarski, and Alexei M.
Tsvelik | Nuclear matter in 1+1 dimensions | Submitted by R.D.P. to the journal Universe as part of the Special
Issue "keV Warm Dark Matter ({\Lambda}WDM) in Agreement with Observations, in
Tribute to H\'ector J. De Vega" | null | null | null | hep-ph cond-mat.str-el hep-th nucl-th | http://creativecommons.org/licenses/by/4.0/ | We review the solution of QCD in two spacetime dimensions. Following the
analysis of Baluni, for a single flavor the model can be analyzed using Abelian
bosonization. The theory can be analyzed in strong coupling, when the quarks
are much lighter than the gauge coupling. In this limit, the theory is given by
a Luttin... | [
{
"created": "Wed, 2 Feb 2022 13:19:56 GMT",
"version": "v1"
}
] | 2022-02-03 | [
[
"Konik",
"Robert M.",
""
],
[
"Lajer",
"Marton",
""
],
[
"Pisarski",
"Robert D.",
""
],
[
"Tsvelik",
"Alexei M.",
""
]
] | We review the solution of QCD in two spacetime dimensions. Following the analysis of Baluni, for a single flavor the model can be analyzed using Abelian bosonization. The theory can be analyzed in strong coupling, when the quarks are much lighter than the gauge coupling. In this limit, the theory is given by a Luttinge... |
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