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2103.04937
Christoph Peter Hofmann
Christoph P. Hofmann
Diamagnetic and Paramagnetic Phases in Low-Energy Quantum Chromodynamics
17 pages, 5 figures
null
10.1016/j.physletb.2021.136384
null
hep-ph hep-lat hep-th
http://creativecommons.org/licenses/by/4.0/
While it is known that the QCD vacuum in a magnetic background exhibits both diamagnetic and paramagnetic characteristics in the low-energy domain, a systematic investigation of the corresponding phases emerging in the pion-dominated regime is still lacking. Here, within two-flavor chiral perturbation theory, taking ...
[ { "created": "Mon, 8 Mar 2021 17:53:57 GMT", "version": "v1" } ]
2021-05-26
[ [ "Hofmann", "Christoph P.", "" ] ]
While it is known that the QCD vacuum in a magnetic background exhibits both diamagnetic and paramagnetic characteristics in the low-energy domain, a systematic investigation of the corresponding phases emerging in the pion-dominated regime is still lacking. Here, within two-flavor chiral perturbation theory, taking in...
hep-ph/9706373
M. A. Braun
M.Braun
The system of four reggeized gluons and the three-pomeron vertex in the high colour limit
3 Figures, LATEX
Eur.Phys.J.C6:321-330,1999
10.1007/s100529800909
S.Peterburg preprint SPbU-IP-97-9
hep-ph
null
The amplitude for 4 interacting reggeized gluons is studied in the high-colour limit. The leading order amplitude is explicitly shown to reduce to a pair of reggeons, i.e to a single BFKL pomeron. The next-to-leading order diffractive amplitude is found to split into a double pomeron exchange and triple pomeron contr...
[ { "created": "Mon, 16 Jun 1997 08:14:39 GMT", "version": "v1" } ]
2011-09-13
[ [ "Braun", "M.", "" ] ]
The amplitude for 4 interacting reggeized gluons is studied in the high-colour limit. The leading order amplitude is explicitly shown to reduce to a pair of reggeons, i.e to a single BFKL pomeron. The next-to-leading order diffractive amplitude is found to split into a double pomeron exchange and triple pomeron contrib...
1806.06229
Sasmita Mishra
Sasmita Mishra
Neutrino mass observables and non-Hermitian version of Type-I seesaw model
29 pages, matches with the published version
JCAP 2021
10.1088/1475-7516/2021/07/056
null
hep-ph
http://creativecommons.org/licenses/by/4.0/
We study the non-Hermitian extension of the Lagrangian of the Standard Model extended by singlet right-handed heavy neutrinos. The Yukawa coupling matrices comprise of hermitian and non-hermitian components and the neutrino mass eigenvalues are calculated for three generation case. The increased number of unknown par...
[ { "created": "Sat, 16 Jun 2018 12:18:02 GMT", "version": "v1" }, { "created": "Mon, 6 Feb 2023 12:31:21 GMT", "version": "v2" } ]
2023-02-07
[ [ "Mishra", "Sasmita", "" ] ]
We study the non-Hermitian extension of the Lagrangian of the Standard Model extended by singlet right-handed heavy neutrinos. The Yukawa coupling matrices comprise of hermitian and non-hermitian components and the neutrino mass eigenvalues are calculated for three generation case. The increased number of unknown param...
1706.06003
Dmitri Melikhov
Wolfgang Lucha, Dmitri Melikhov, Hagop Sazdjian
Narrow exotic tetraquark mesons in large-$N_c$ QCD
5 pages, version to appear in PRD, minor text modifications, conclusions remain unchanged
Phys. Rev. D 96, 014022 (2017)
10.1103/PhysRevD.96.014022
HEPHY-PUB 985/17
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Discussing four-point Green functions of bilinear quark currents in large-$N_c$ QCD, we formulate rigorous criteria for selecting diagrams appropriate for the analysis of potential tetraquark poles. We find that both flavor-exotic and cryptoexotic (i.e., flavor-nonexotic) tetraquarks, if such poles exist, have a widt...
[ { "created": "Mon, 19 Jun 2017 15:09:57 GMT", "version": "v1" }, { "created": "Fri, 7 Jul 2017 15:43:58 GMT", "version": "v2" } ]
2017-08-02
[ [ "Lucha", "Wolfgang", "" ], [ "Melikhov", "Dmitri", "" ], [ "Sazdjian", "Hagop", "" ] ]
Discussing four-point Green functions of bilinear quark currents in large-$N_c$ QCD, we formulate rigorous criteria for selecting diagrams appropriate for the analysis of potential tetraquark poles. We find that both flavor-exotic and cryptoexotic (i.e., flavor-nonexotic) tetraquarks, if such poles exist, have a width ...
1310.8642
Alexander Kusenko
Alexander Kusenko (convener), Leslie J. Rosenberg (convener)
Snowmass-2013 Cosmic Frontier 3 (CF3) Working Group Summary: Non-WIMP dark matter
67 pages, 7 figures; This report was based on input from the scientific community. We gratefully acknowledge contributions in the form of written text, figures, oral presentations, and comments received from K.Abazajian, E. Adelberger, T. Asaka, K. J. Bae, H. Baer, K. Baker, D. Boyanovsky, E. Bulbul, G. Carosi,...
null
null
null
hep-ph astro-ph.CO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Report of the CF-3 Working Group at Community Planning Study "Snowmass-2013".
[ { "created": "Thu, 31 Oct 2013 19:04:20 GMT", "version": "v1" } ]
2013-11-01
[ [ "Kusenko", "Alexander", "", "convener" ], [ "Rosenberg", "Leslie J.", "", "convener" ] ]
Report of the CF-3 Working Group at Community Planning Study "Snowmass-2013".
hep-ph/9808326
Yamaguchi Masahide
Masahide Yamaguchi, Jun'ichi Yokoyama, and M. Kawasaki
Numerical analysis of formation and evolution of global strings in 2+1 dimensions
17 pages, uuencode, gzipped tar file including LaTeX text and 7 postscript figures. Some statements are changed
Prog.Theor.Phys. 100 (1998) 535-545
10.1143/PTP.100.535
UTAP-290, YITP-98-48, SU-ITP-98/51, ICRR-Report-429-98-25
hep-ph astro-ph
null
We simulate the formation and the evolution of global strings taking into account the expansion of the universe and the concomitant change of the effective potential, that is, the change from the restoration stage of the global {\it U}(1)-symmetry to the broken stage. Starting from the thermal equilibrium state, we r...
[ { "created": "Fri, 14 Aug 1998 08:20:09 GMT", "version": "v1" }, { "created": "Fri, 21 Aug 1998 06:20:07 GMT", "version": "v2" } ]
2009-10-31
[ [ "Yamaguchi", "Masahide", "" ], [ "Yokoyama", "Jun'ichi", "" ], [ "Kawasaki", "M.", "" ] ]
We simulate the formation and the evolution of global strings taking into account the expansion of the universe and the concomitant change of the effective potential, that is, the change from the restoration stage of the global {\it U}(1)-symmetry to the broken stage. Starting from the thermal equilibrium state, we run...
hep-ph/0309037
Steven D. Bass
Steven D. Bass
Probing polarized strangeness in the proton: the use of heavy quarks and the renormalization group
10 pages, presented at Cracow Epiphany Conference on Heay Flavors, Cracow, Poland, January 3-6, 2003
Acta Phys.Polon. B34 (2003) 4521-4530
null
null
hep-ph
null
Once heavy-quark corrections are take into account neutrino-proton elastic scattering provides a complementary probe of polarized strangeness in the nucleon to measurements from inclusive and semi-inclusive polarized deep inelastic scattering. We review the different types of experiment and a recent NLO calculation o...
[ { "created": "Wed, 3 Sep 2003 14:47:28 GMT", "version": "v1" } ]
2007-05-23
[ [ "Bass", "Steven D.", "" ] ]
Once heavy-quark corrections are take into account neutrino-proton elastic scattering provides a complementary probe of polarized strangeness in the nucleon to measurements from inclusive and semi-inclusive polarized deep inelastic scattering. We review the different types of experiment and a recent NLO calculation of ...
hep-ph/0001190
Edmond Berger
Edmond L. Berger, Lionel E. Gordon, and Michael Klasen
Longitudinal Spin Dependence of Massive Lepton Pair Production
11 pages, latex, 5 figures. To be published in the Proceedings of the Circum-Pan-Pacific RIKEN Symposium on High Energy Spin Physics, November 3 - 6, 1999, RIKEN Laboratory, Wako, Japan
RIKEN Rev.28:44-49,2000
null
ANL-HEP-CP-00-001, DESY 00-007
hep-ph
null
We show that massive lepton-pair production, the Drell-Yan process, should be a good source of independent constraints on the polarized gluon density, free from the experimental and theoretical complications of photon isolation that beset studies of prompt photon production. We provide predictions for the spin-averag...
[ { "created": "Wed, 19 Jan 2000 00:06:08 GMT", "version": "v1" } ]
2014-11-17
[ [ "Berger", "Edmond L.", "" ], [ "Gordon", "Lionel E.", "" ], [ "Klasen", "Michael", "" ] ]
We show that massive lepton-pair production, the Drell-Yan process, should be a good source of independent constraints on the polarized gluon density, free from the experimental and theoretical complications of photon isolation that beset studies of prompt photon production. We provide predictions for the spin-averaged...
hep-ph/9504217
Matthias Neubert
G. Martinelli, M. Neubert and C.T. Sachrajda
The Invisible Renormalon
20 pages LaTeX, 1 figure available as separate eps file
Nucl.Phys.B461:238-258,1996
10.1016/0550-3213(95)00613-3
CERN-TH.7540/94
hep-ph hep-lat hep-th
null
We study the structure of renormalons in the Heavy Quark Effective Theory, by expanding the heavy quark propagator in powers of $1/m_Q$. We demonstrate that the way in which renormalons appear depends on the regularisation scheme used to define the effective theory. In order to investigate the relation between ultrav...
[ { "created": "Tue, 4 Apr 1995 17:41:40 GMT", "version": "v1" } ]
2016-09-01
[ [ "Martinelli", "G.", "" ], [ "Neubert", "M.", "" ], [ "Sachrajda", "C. T.", "" ] ]
We study the structure of renormalons in the Heavy Quark Effective Theory, by expanding the heavy quark propagator in powers of $1/m_Q$. We demonstrate that the way in which renormalons appear depends on the regularisation scheme used to define the effective theory. In order to investigate the relation between ultravio...
hep-ph/0211071
Brent D. Nelson
Andreas Birkedal-Hansen (1) and Brent D. Nelson (2) ((1) Physics Department, UC Berkeley and Physics Division, LBNL; (2) Michigan Center for Theoretical Physics, U. of Michigan)
Relic Neutralino Densities and Detection Rates with Nonuniversal Gaugino Masses
Uses RevTeX; 14 pages, 16 figures
Phys.Rev.D67:095006,2003
10.1103/PhysRevD.67.095006
LBNL-51698; UCB-PTH-02/50; MCTP-02-53
hep-ph astro-ph
null
We extend previous analyses on the interplay between nonuniversalities in the gaugino mass sector and the thermal relic densities of LSP neutralinos, in particular to the case of moderate to large tan beta. We introduce a set of parameters that generalizes the standard unified scenario to cover the complete allowed p...
[ { "created": "Wed, 6 Nov 2002 00:18:11 GMT", "version": "v1" } ]
2014-11-17
[ [ "Birkedal-Hansen", "Andreas", "" ], [ "Nelson", "Brent D.", "" ] ]
We extend previous analyses on the interplay between nonuniversalities in the gaugino mass sector and the thermal relic densities of LSP neutralinos, in particular to the case of moderate to large tan beta. We introduce a set of parameters that generalizes the standard unified scenario to cover the complete allowed par...
hep-ph/0411283
Alexander Dolgov
A.D. Dolgov
Big Bang and Heavy Particles
14 pages, presented at INFN Eloisatron Project, 44th Workshop, QCD at Cosmic Energies, August 29 - September 5, 2004, Erice, Italy
null
null
null
hep-ph
null
A possibility of existence of ultra-heavy (quasi)stable particles, mechanisms leading to their large life-time, their production in the early universe, and cosmological manifestations are reviewed.
[ { "created": "Sun, 21 Nov 2004 11:57:50 GMT", "version": "v1" } ]
2007-05-23
[ [ "Dolgov", "A. D.", "" ] ]
A possibility of existence of ultra-heavy (quasi)stable particles, mechanisms leading to their large life-time, their production in the early universe, and cosmological manifestations are reviewed.
hep-ph/9903444
Beata Ziaja
B. Ziaja
Recovering corrections in the analysis of intermittent data
21 pages, latex, 4 figures; minor corrections, references added; to appear in Eur.Phys.J.C
Eur.Phys.J.C9:633-642,1999
10.1007/s100529900090
null
hep-ph
null
The analysis of intermittent data is improved. The standard method of recovering the history of a particle cascade is proved in general not to reproduce the structure of the true cascade. The recovering corrections to the standard method are proposed and tested in the framework of multiplicative cascading models.
[ { "created": "Mon, 22 Mar 1999 14:50:02 GMT", "version": "v1" }, { "created": "Tue, 13 Apr 1999 13:35:11 GMT", "version": "v2" } ]
2011-09-13
[ [ "Ziaja", "B.", "" ] ]
The analysis of intermittent data is improved. The standard method of recovering the history of a particle cascade is proved in general not to reproduce the structure of the true cascade. The recovering corrections to the standard method are proposed and tested in the framework of multiplicative cascading models.
hep-ph/0411073
Richard Hill
Richard J. Hill (SLAC)
Symmetry relations for heavy-to-light meson form factors at large recoil
8 pages, 6 figures. Invited talk presented at QCD04, 5-9 Jul 2004, Montpellier, France
null
null
SLAC-PUB-10847
hep-ph
null
The description of large-recoil heavy-to-light meson form factors is reviewed in the framework of soft-collinear effective theory. At leading power in the heavy quark expansion, three classes of approximate symmetry relations arise. The relations are compared to experimental data for $D\to K^*$ and $D_s\to \phi$ form...
[ { "created": "Fri, 5 Nov 2004 18:55:03 GMT", "version": "v1" } ]
2007-05-23
[ [ "Hill", "Richard J.", "", "SLAC" ] ]
The description of large-recoil heavy-to-light meson form factors is reviewed in the framework of soft-collinear effective theory. At leading power in the heavy quark expansion, three classes of approximate symmetry relations arise. The relations are compared to experimental data for $D\to K^*$ and $D_s\to \phi$ form f...
hep-ph/9808252
Fred J. Browning
Fred J. Browning, Darwin Chang, Wai-Yee Keung
CP Violation in the Width Difference of the Scalar Electron Decay due to Complex Gaugino Masses
7 pages, 2 figs. LaTeX
Phys.Lett.B444:142-146,1998
10.1016/S0370-2693(98)01366-5
null
hep-ph
null
We calculate the width difference of the scalar electron decay, $\Gamma(\tilde e_L \to e_L\omega) - \Gamma({\bar{\tilde e}}_L \to \bar e_L\omega)$ in the softly broken supersymmetrized standard model. The CP asymmetry is assumed to arise from the complex gaugino masses. Even in limit that the electron mass $m_e$ is v...
[ { "created": "Thu, 6 Aug 1998 16:51:34 GMT", "version": "v1" } ]
2009-09-01
[ [ "Browning", "Fred J.", "" ], [ "Chang", "Darwin", "" ], [ "Keung", "Wai-Yee", "" ] ]
We calculate the width difference of the scalar electron decay, $\Gamma(\tilde e_L \to e_L\omega) - \Gamma({\bar{\tilde e}}_L \to \bar e_L\omega)$ in the softly broken supersymmetrized standard model. The CP asymmetry is assumed to arise from the complex gaugino masses. Even in limit that the electron mass $m_e$ is van...
hep-ph/9906210
Daniel Litim
Daniel F. Litim, Cristina Manuel
Effective Transport Equations for non-Abelian Plasmas
37 pages, revtex, no figures, section VII G modified, typos removed
Nucl.Phys. B562 (1999) 237-274
10.1016/S0550-3213(99)00531-3
CERN-TH-99-151, ECM-UB-PF-99-12
hep-ph nucl-th
null
Starting from classical transport theory, we derive a set of covariant equations describing the dynamics of mean fields and their statistical fluctuations in a non-Abelian plasma in or out of equilibrium. A general procedure is detailed for integrating-out the fluctuations as to obtain the effective transport equatio...
[ { "created": "Tue, 1 Jun 1999 20:02:23 GMT", "version": "v1" }, { "created": "Mon, 28 Jun 1999 17:29:13 GMT", "version": "v2" } ]
2009-10-31
[ [ "Litim", "Daniel F.", "" ], [ "Manuel", "Cristina", "" ] ]
Starting from classical transport theory, we derive a set of covariant equations describing the dynamics of mean fields and their statistical fluctuations in a non-Abelian plasma in or out of equilibrium. A general procedure is detailed for integrating-out the fluctuations as to obtain the effective transport equations...
1201.3668
Rui Santos
Sudhansu S. Biswal, Subhadip Mitra, Rui Santos, Pankaj Sharma, Ritesh K. Singh and Miguel Won
New physics contributions to the forward-backward asymmetry at the Tevatron
17 pages, 14 figures
null
10.1103/PhysRevD.86.014016
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The Tevatron has measured a discrepancy relative to the Standard Model prediction in the forward-backward asymmetry in top quark pair production. This asymmetry grows with the rapidity difference of the two top quarks. It also increases with the invariant mass of the tt pair, reaching, for high invariant masses, 3.4 ...
[ { "created": "Tue, 17 Jan 2012 23:36:33 GMT", "version": "v1" }, { "created": "Thu, 8 Mar 2012 18:05:25 GMT", "version": "v2" } ]
2013-05-30
[ [ "Biswal", "Sudhansu S.", "" ], [ "Mitra", "Subhadip", "" ], [ "Santos", "Rui", "" ], [ "Sharma", "Pankaj", "" ], [ "Singh", "Ritesh K.", "" ], [ "Won", "Miguel", "" ] ]
The Tevatron has measured a discrepancy relative to the Standard Model prediction in the forward-backward asymmetry in top quark pair production. This asymmetry grows with the rapidity difference of the two top quarks. It also increases with the invariant mass of the tt pair, reaching, for high invariant masses, 3.4 st...
hep-ph/9807419
Herbert Weigel
Herbert Weigel (Tuebingen U)
Hyperons as collective excitations of chiral solitons
3 pages, uses col2.sty (included), Talk presented at the III Int. Conf. on Hyperons, Charm and Beauty Hadrons, Genova, June--July 1998
Nucl.Phys.Proc.Suppl. 75B (1999) 57-59
10.1016/S0920-5632(99)00324-2
UNITU-THEP-13/1998
hep-ph
null
According to the large $N_C$ limit of QCD baryons are considered as soliton solutions in effective mesons theories. While the classical solitons dwell in the isospin subgroup of flavor SU(3) hyperon states are generated by canonical quantization of the collective coordinates which describe the flavor orientation of t...
[ { "created": "Mon, 20 Jul 1998 09:05:33 GMT", "version": "v1" } ]
2009-10-31
[ [ "Weigel", "Herbert", "", "Tuebingen U" ] ]
According to the large $N_C$ limit of QCD baryons are considered as soliton solutions in effective mesons theories. While the classical solitons dwell in the isospin subgroup of flavor SU(3) hyperon states are generated by canonical quantization of the collective coordinates which describe the flavor orientation of the...
hep-ph/0404287
Simon Albino
S. Albino, B. A. Kniehl, G. Kramer, W. Ochs
The Evolution of Hadron Spectra in the Modified Leading Logarithm Approximation
To be published in Eur.Phys.J.C, EPJC040401
Eur.Phys.J. C36 (2004) 49-56
10.1140/epjc/s2004-01875-4
DESY 04-039, MPP-2004-37
hep-ph hep-ex
null
We perform fits of $\Lambda_{\rm QCD}$ and the gluon fragmentation function $D(x,Q)$ at initial scale $Q_0 \gg\Lambda_{\rm QCD}$ to charged light hadron momentum spectra data by evolving in the Modified Leading Logarithm Approximation. Without additional assumptions, we achieve a good description of the available dat...
[ { "created": "Fri, 30 Apr 2004 13:25:13 GMT", "version": "v1" } ]
2009-11-10
[ [ "Albino", "S.", "" ], [ "Kniehl", "B. A.", "" ], [ "Kramer", "G.", "" ], [ "Ochs", "W.", "" ] ]
We perform fits of $\Lambda_{\rm QCD}$ and the gluon fragmentation function $D(x,Q)$ at initial scale $Q_0 \gg\Lambda_{\rm QCD}$ to charged light hadron momentum spectra data by evolving in the Modified Leading Logarithm Approximation. Without additional assumptions, we achieve a good description of the available data ...
hep-ph/0408159
Luiz Fernando Mackedanz
M. B. Gay Ducati (1), V. P. Goncalves (2), L. F. Mackedanz (1) ((1) Universidade Federal do Rio Grande do Sul, (2) Universidade Federal de Pelotas)
D meson production in d+Au process using a perturbative approach
13 pages, 4 figures, version accepted to be published in Physics Letters B
Phys.Lett. B605 (2005) 279-286
10.1016/j.physletb.2004.11.057
null
hep-ph
null
The D meson production at forward rapidities in d+Au processes is calculated using a pQCD based model, assuming that this treatment could be used as a baseline for distinct dynamical and medium effects. It is analysed how the nuclear effects in the nuclear partonic distributions may affect this process at RHIC and LH...
[ { "created": "Fri, 13 Aug 2004 18:05:01 GMT", "version": "v1" }, { "created": "Tue, 16 Nov 2004 12:15:12 GMT", "version": "v2" } ]
2009-11-10
[ [ "Ducati", "M. B. Gay", "" ], [ "Goncalves", "V. P.", "" ], [ "Mackedanz", "L. F.", "" ] ]
The D meson production at forward rapidities in d+Au processes is calculated using a pQCD based model, assuming that this treatment could be used as a baseline for distinct dynamical and medium effects. It is analysed how the nuclear effects in the nuclear partonic distributions may affect this process at RHIC and LHC ...
1105.3988
James Maxin
Tianjun Li, James A. Maxin, Dimitri V. Nanopoulos, and Joel W. Walker
Unification of Dynamical Determination and Bare Minimal Phenomenological Constraints in No-Scale F-SU(5)
Physical Review D version, 18 Pages, 8 Figures, 4 tables
Phys.Rev.D85,056007 (2012)
10.1103/PhysRevD.85.056007
ACT-06-11; MIFPA-11-16
hep-ph astro-ph.CO hep-ex hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We revisit the construction of the viable parameter space of No-Scale F-SU(5), a model built on the F-lipped SU(5)xU(1)_X gauge group, supplemented by a pair of F-theory derived vector-like multiplets at the TeV scale, and the dynamically established boundary conditions of No-Scale Supergravity. Employing an updated ...
[ { "created": "Thu, 19 May 2011 20:42:38 GMT", "version": "v1" }, { "created": "Mon, 19 Mar 2012 17:23:06 GMT", "version": "v2" } ]
2012-06-05
[ [ "Li", "Tianjun", "" ], [ "Maxin", "James A.", "" ], [ "Nanopoulos", "Dimitri V.", "" ], [ "Walker", "Joel W.", "" ] ]
We revisit the construction of the viable parameter space of No-Scale F-SU(5), a model built on the F-lipped SU(5)xU(1)_X gauge group, supplemented by a pair of F-theory derived vector-like multiplets at the TeV scale, and the dynamically established boundary conditions of No-Scale Supergravity. Employing an updated nu...
2011.08628
Xiang Liu
Jun-Zhang Wang, Qin-Song Zhou, Xiang Liu and Takayuki Matsuki
Toward charged $Z_{cs}(3985)$ structure under a reflection mechanism
5 pages, 1 table and 3 figures
Eur. Phys. J. C 81 (2021) 51
10.1140/epjc/s10052-021-08877-4
null
hep-ph hep-ex
http://creativecommons.org/publicdomain/zero/1.0/
Very recently, the BESIII collaboration reported a charged hidden-charm structure with strangeness in the recoil mass of $K^+$ of a process $e^+e^-\to D_s^{*-}D^0K^+$ or $D_s^{-}D^{*0}K^+$, which is named as $Z_{cs}(3985)^{-}$. The newly observed charged structure can be treated as a partner structure with strangenes...
[ { "created": "Tue, 17 Nov 2020 13:42:30 GMT", "version": "v1" }, { "created": "Tue, 12 Jan 2021 13:11:00 GMT", "version": "v2" }, { "created": "Fri, 2 Jul 2021 06:18:52 GMT", "version": "v3" } ]
2021-07-05
[ [ "Wang", "Jun-Zhang", "" ], [ "Zhou", "Qin-Song", "" ], [ "Liu", "Xiang", "" ], [ "Matsuki", "Takayuki", "" ] ]
Very recently, the BESIII collaboration reported a charged hidden-charm structure with strangeness in the recoil mass of $K^+$ of a process $e^+e^-\to D_s^{*-}D^0K^+$ or $D_s^{-}D^{*0}K^+$, which is named as $Z_{cs}(3985)^{-}$. The newly observed charged structure can be treated as a partner structure with strangeness ...
1701.00692
Yu Lu
Yu Lu, Muhammad Naeem Anwar, Bing-Song Zou
How Large is the Contribution of Excited Mesons in Coupled-Channel Effects?
15 pages, 6 figures
Phys. Rev. D 95, 034018 (2017)
10.1103/PhysRevD.95.034018
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the excited $B$ mesons' contributions to the coupled-channel effects under the framework of ${}^3P_0$ model for the bottomonium. Contrary to what has been widely accepted, the contributions of $P$ wave $B$ mesons are generally the largest and this result is independent of the potential parameters to some ext...
[ { "created": "Tue, 3 Jan 2017 14:30:30 GMT", "version": "v1" }, { "created": "Wed, 4 Jan 2017 15:46:23 GMT", "version": "v2" }, { "created": "Sat, 18 Feb 2017 07:49:42 GMT", "version": "v3" }, { "created": "Mon, 1 May 2017 09:05:18 GMT", "version": "v4" } ]
2017-05-02
[ [ "Lu", "Yu", "" ], [ "Anwar", "Muhammad Naeem", "" ], [ "Zou", "Bing-Song", "" ] ]
We study the excited $B$ mesons' contributions to the coupled-channel effects under the framework of ${}^3P_0$ model for the bottomonium. Contrary to what has been widely accepted, the contributions of $P$ wave $B$ mesons are generally the largest and this result is independent of the potential parameters to some exten...
2306.12728
Vladimir Vava Gligorov
Vladimir V. Gligorov
Quark flavour physics: status and future prospects
Invited review for IJMPA
null
null
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Quark flavour physics is the study of hadrons, their properties, and their decays into other particles. As a discipline it simultaneously catalogues the nature of physical states within the Standard Model of particle physics, and in doing so tests the consistency and completeness of the Standard Model's description o...
[ { "created": "Thu, 22 Jun 2023 08:09:31 GMT", "version": "v1" } ]
2023-06-23
[ [ "Gligorov", "Vladimir V.", "" ] ]
Quark flavour physics is the study of hadrons, their properties, and their decays into other particles. As a discipline it simultaneously catalogues the nature of physical states within the Standard Model of particle physics, and in doing so tests the consistency and completeness of the Standard Model's description of ...
1505.01932
Guan-Nan Li
Guan-Nan Li, Xiao-Gang He
CP violation in neutrino mixing with $\delta = -\pi/2$ in $A_4$ Type-II seesaw model
15 pages, 3 figures, minor errors corrected. Version appeared in Phys.Lett.B. arXiv admin note: text overlap with arXiv:1504.01560
Phys.Lett.B750:620-626,2015
10.1016/j.physletb.2015.09.061
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study a class of models for neutrino mass matrix in Type-II seesaw with $A_4$ family symmetry. The resulting neutrino mass matrix can be naturally made to respect a $\mu-\tau$ exchange plus CP conjugate symmetry (GLS) with the CP violating phase $\delta$ and the mixing angle $\theta_{23}$ predicted to be $\pm\pi/2...
[ { "created": "Fri, 8 May 2015 05:56:09 GMT", "version": "v1" }, { "created": "Sat, 16 May 2015 07:18:45 GMT", "version": "v2" }, { "created": "Thu, 25 Jun 2015 01:23:15 GMT", "version": "v3" }, { "created": "Thu, 20 Aug 2015 08:13:13 GMT", "version": "v4" }, { "cr...
2015-11-26
[ [ "Li", "Guan-Nan", "" ], [ "He", "Xiao-Gang", "" ] ]
We study a class of models for neutrino mass matrix in Type-II seesaw with $A_4$ family symmetry. The resulting neutrino mass matrix can be naturally made to respect a $\mu-\tau$ exchange plus CP conjugate symmetry (GLS) with the CP violating phase $\delta$ and the mixing angle $\theta_{23}$ predicted to be $\pm\pi/2$ ...
hep-ph/9712374
Wu Yue-liang
Yue-Liang Wu
Symmetries and Unification
14 pages, latex, Talk presented in the International Conference on Physics Since Parity Symmetry Breaking (A conference in memory of Madame C.S. Wu) August 16-18, 1997 Nanjing, to appear in the Proceedings
null
null
AS-ITP-97-29
hep-ph
null
Symmetries concerning the ordinary coordinate spacetime and internal spacetime are discussed. A possible unification model of electroweak, strong and gravitational interactions is briefly described.
[ { "created": "Mon, 15 Dec 1997 06:56:57 GMT", "version": "v1" } ]
2007-05-23
[ [ "Wu", "Yue-Liang", "" ] ]
Symmetries concerning the ordinary coordinate spacetime and internal spacetime are discussed. A possible unification model of electroweak, strong and gravitational interactions is briefly described.
1408.2762
Chong Sheng Li
Shi Ang Li, Chong Sheng Li, Hai Tao Li, Jun Gao
Constraints on Randall-Sundrum model from the events of dijet production with QCD next-to-leading order accuracy at the LHC
25 pages, 15 figures; version published in PRD
Phys. Rev. D91, 014027 (2015)
10.1103/PhysRevD.91.014027
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the dijet production in Randall-Sundrum model at the LHC with QCD next-to-leading(NLO) order accuracy. Our results show that the QCD NLO corrections can increase the total cross sections by more than $80\%$ and reduce the scale dependence. We also explore in detail several important kinematic distributions a...
[ { "created": "Tue, 12 Aug 2014 16:07:53 GMT", "version": "v1" }, { "created": "Tue, 3 Mar 2015 02:11:45 GMT", "version": "v2" } ]
2015-03-04
[ [ "Li", "Shi Ang", "" ], [ "Li", "Chong Sheng", "" ], [ "Li", "Hai Tao", "" ], [ "Gao", "Jun", "" ] ]
We study the dijet production in Randall-Sundrum model at the LHC with QCD next-to-leading(NLO) order accuracy. Our results show that the QCD NLO corrections can increase the total cross sections by more than $80\%$ and reduce the scale dependence. We also explore in detail several important kinematic distributions at ...
hep-ph/9503251
D. P. Roy
Sreerup Raychaudhuri and D. P. Roy
Charged Higgs Boson Search at the Tevatron Upgrade Using Tau Polarization
19 pages LaTeX + 6 figures (available on request)
Phys.Rev. D52 (1995) 1556-1564
10.1103/PhysRevD.52.1556
TIFR/TH/95-08
hep-ph
null
We explore the prospect of charged Higgs boson search in top quark decay at the Tevatron collider upgrade, taking advantage of the opposite states of $\tau$ polarization resulting from the $H^\pm$ and $W^\pm$ decays. Methods of distinguishing the two contributions in the inclusive 1-prong hadronic decay channel of $\...
[ { "created": "Tue, 7 Mar 1995 14:34:24 GMT", "version": "v1" } ]
2016-09-01
[ [ "Raychaudhuri", "Sreerup", "" ], [ "Roy", "D. P.", "" ] ]
We explore the prospect of charged Higgs boson search in top quark decay at the Tevatron collider upgrade, taking advantage of the opposite states of $\tau$ polarization resulting from the $H^\pm$ and $W^\pm$ decays. Methods of distinguishing the two contributions in the inclusive 1-prong hadronic decay channel of $\ta...
hep-ph/9304217
Stephen B. Selipsky
Gonen Gomelski, Marek Karliner, and Stephen B. Selipsky
Static Properties of Quark Solitons
8 pages + 1 PostScript figure; plain LaTeX
Phys. Lett. B323 (1994) 182-187
10.1016/0370-2693(94)90289-5
BU-HEP/92-17, TAUP 2034-93
hep-ph
null
It has been conjectured that at distances smaller than the confinement scale but large enough to allow for nonperturbative effects, QCD is described by an effective $SU(N_c {\times} N_f)_L\times SU(N_c {\times} N_f)_R$ chiral Lagrangian. The soliton solutions of such a Lagrangian are extended objects with spin ${1\ov...
[ { "created": "Mon, 5 Apr 1993 22:05:53 GMT", "version": "v1" } ]
2009-10-22
[ [ "Gomelski", "Gonen", "" ], [ "Karliner", "Marek", "" ], [ "Selipsky", "Stephen B.", "" ] ]
It has been conjectured that at distances smaller than the confinement scale but large enough to allow for nonperturbative effects, QCD is described by an effective $SU(N_c {\times} N_f)_L\times SU(N_c {\times} N_f)_R$ chiral Lagrangian. The soliton solutions of such a Lagrangian are extended objects with spin ${1\over...
hep-ph/0510363
Antoni Szczurek
A. Szczurek and T. Pietrycki
Resolved photon and multi-component model for $\gamma^*$p and $\gamma^* \gamma^*$ total cross section
a talk at international conference PHOTON2005, Warsaw, August/September 2005
Acta Phys.Polon. B37 (2006) 689-696
null
null
hep-ph
null
We generalize our previous model for $\gamma^* p$ scattering to $\gamma \gamma$ scattering. Performing a new simultaneous fit to $\gamma^* p$ and $\gamma \gamma$ total cross section we find an optimal set of parameters to describe both processes. We propose new measures of factorization breaking for $\gamma^* \gamma^...
[ { "created": "Thu, 27 Oct 2005 17:29:36 GMT", "version": "v1" } ]
2007-05-23
[ [ "Szczurek", "A.", "" ], [ "Pietrycki", "T.", "" ] ]
We generalize our previous model for $\gamma^* p$ scattering to $\gamma \gamma$ scattering. Performing a new simultaneous fit to $\gamma^* p$ and $\gamma \gamma$ total cross section we find an optimal set of parameters to describe both processes. We propose new measures of factorization breaking for $\gamma^* \gamma^*$...
1103.0493
Shinya Kanemura
Shinya Kanemura, Kei Yagyu, Kazuya Yanase
Testing Higgs models via the $H^\pm W^\mp Z$ vertex by a recoil method at the International Linear Collider
22 pages, 23 figures
Phys.Rev.D83:075018,2011
10.1103/PhysRevD.83.075018
UT-HET 050
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In general, charged Higgs bosons $H^\pm$ appear in non-minimal Higgs models. The $H^\pm W^\mp Z$ vertex is known to be related to the violation of the global symmetry (custodial symmetry) in the Higgs sector. Its magnitude strongly depends on the structure of the exotic Higgs models which contain higher isospin $SU(2...
[ { "created": "Wed, 2 Mar 2011 17:25:26 GMT", "version": "v1" } ]
2011-05-12
[ [ "Kanemura", "Shinya", "" ], [ "Yagyu", "Kei", "" ], [ "Yanase", "Kazuya", "" ] ]
In general, charged Higgs bosons $H^\pm$ appear in non-minimal Higgs models. The $H^\pm W^\mp Z$ vertex is known to be related to the violation of the global symmetry (custodial symmetry) in the Higgs sector. Its magnitude strongly depends on the structure of the exotic Higgs models which contain higher isospin $SU(2)_...
1912.11830
Satoshi Nakamura
Satoshi X. Nakamura (University of Science and Technology of China)
Triangle singularity appearing as an $X(3872)$-like peak in $B\to (J/\psi\pi^+\pi^-) K\pi$
9 pages, 7 figures; In v2, conclusion changed, new contents and figures added
Phys. Rev. D 102, 074004 (2020)
10.1103/PhysRevD.102.074004
null
hep-ph hep-ex nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider a triangle diagram for $B^0\to (J/\psi\pi^+\pi^-) K^+\pi^-$ where an $X(3872)$ peak has been observed experimentally. We demonstrate that a triangle singularity inherent in the triangle diagram creates a sharp peak in the $J/\psi\pi^+\pi^-$ invariant mass distribution when the final $(J/\psi\pi^+\pi^-)\pi...
[ { "created": "Thu, 26 Dec 2019 10:44:51 GMT", "version": "v1" }, { "created": "Wed, 9 Sep 2020 08:31:14 GMT", "version": "v2" } ]
2020-10-12
[ [ "Nakamura", "Satoshi X.", "", "University of Science and Technology of China" ] ]
We consider a triangle diagram for $B^0\to (J/\psi\pi^+\pi^-) K^+\pi^-$ where an $X(3872)$ peak has been observed experimentally. We demonstrate that a triangle singularity inherent in the triangle diagram creates a sharp peak in the $J/\psi\pi^+\pi^-$ invariant mass distribution when the final $(J/\psi\pi^+\pi^-)\pi$ ...
2405.18813
Kaito Nasu
Tetsutaro Higaki, Tatsuo Kobayashi, Kaito Nasu, Hajime Otsuka
Spontaneous CP violation and partially broken modular flavor symmetries
38 pages, 4 figures
null
null
null
hep-ph hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the realization of spontaneous CP violation through moduli stabilization. In modular flavor models, the source of CP violation is the vacuum expectation values of the complex structure moduli of toroidal compact space. We demonstrate that the combined effects of Type IIB flux compactifications with modular i...
[ { "created": "Wed, 29 May 2024 06:55:04 GMT", "version": "v1" } ]
2024-05-30
[ [ "Higaki", "Tetsutaro", "" ], [ "Kobayashi", "Tatsuo", "" ], [ "Nasu", "Kaito", "" ], [ "Otsuka", "Hajime", "" ] ]
We study the realization of spontaneous CP violation through moduli stabilization. In modular flavor models, the source of CP violation is the vacuum expectation values of the complex structure moduli of toroidal compact space. We demonstrate that the combined effects of Type IIB flux compactifications with modular inv...
2202.12928
Rafa{\l} Mase{\l}ek
Manimala Chakraborti and Sho Iwamoto and Jong Soo Kim and Rafa{\l} Mase{\l}ek and Kazuki Sakurai
Supersymmetric explanation of the muon g-2 anomaly with and without stable neutralino
Published in JHEP; 37 pages, 8 figures, 10 tables
J. High Energ. Phys. 2022, 124 (2022)
10.1007/JHEP08(2022)124
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this paper we explore the possibility of explaining the muon $g-2$ anomaly in various types of supersymmetric extensions of the Standard Model. In particular, we investigate and compare the phenomenological constraints in the MSSM with stable neutralino and the other types of scenarios where the neutralino is unst...
[ { "created": "Fri, 25 Feb 2022 20:00:02 GMT", "version": "v1" }, { "created": "Sat, 20 Aug 2022 11:16:12 GMT", "version": "v2" } ]
2022-08-23
[ [ "Chakraborti", "Manimala", "" ], [ "Iwamoto", "Sho", "" ], [ "Kim", "Jong Soo", "" ], [ "Masełek", "Rafał", "" ], [ "Sakurai", "Kazuki", "" ] ]
In this paper we explore the possibility of explaining the muon $g-2$ anomaly in various types of supersymmetric extensions of the Standard Model. In particular, we investigate and compare the phenomenological constraints in the MSSM with stable neutralino and the other types of scenarios where the neutralino is unstab...
hep-ph/9801317
Tao Han
J.F. Gunion, T. Han and R. Sobey
Determining the Coupling of a Higgs Boson to $ZZ$ at Linear Colliders
revised version, to appear in PLB
Phys.Lett. B429 (1998) 79-86
10.1016/S0370-2693(98)00450-X
UCD-98-4, MADPH-98-1033
hep-ph hep-ex
null
We demonstrate that, at a 500 GeV e+e- collider, inclusion of the $ZZ$-fusion process for production of a light standard-model-like Higgs boson can substantially increase the precision with which the $ZZh$ coupling can be determined (using the model-independent recoil mass technique) as compared to employing only $Zh...
[ { "created": "Thu, 15 Jan 1998 23:45:14 GMT", "version": "v1" }, { "created": "Mon, 13 Apr 1998 14:12:37 GMT", "version": "v2" } ]
2009-10-31
[ [ "Gunion", "J. F.", "" ], [ "Han", "T.", "" ], [ "Sobey", "R.", "" ] ]
We demonstrate that, at a 500 GeV e+e- collider, inclusion of the $ZZ$-fusion process for production of a light standard-model-like Higgs boson can substantially increase the precision with which the $ZZh$ coupling can be determined (using the model-independent recoil mass technique) as compared to employing only $Zh$ ...
hep-ph/0505263
Vladimir Braun M
V. M. Braun and D. Yu. Ivanov
Exclusive diffractive electroproduction of dijets in collinear factorization
11 pages, 14 Postscript figures, uses revtex4.sty
Phys.Rev. D72 (2005) 034016
10.1103/PhysRevD.72.034016
null
hep-ph
null
Exclusive electroproduction of hard dijets can be described within the collinear factorization. This process has clear experimental signature and provides one with an interesting alternative venue to test QCD description of hard diffractive processes and extract information on generalized nucleon parton distributions...
[ { "created": "Tue, 31 May 2005 07:03:11 GMT", "version": "v1" } ]
2009-11-11
[ [ "Braun", "V. M.", "" ], [ "Ivanov", "D. Yu.", "" ] ]
Exclusive electroproduction of hard dijets can be described within the collinear factorization. This process has clear experimental signature and provides one with an interesting alternative venue to test QCD description of hard diffractive processes and extract information on generalized nucleon parton distributions. ...
1703.09189
David M. Straub
Wolfgang Altmannshofer, Christoph Niehoff, Peter Stangl, David M. Straub
Status of the $B\to K^*\mu^+\mu^-$ anomaly after Moriond 2017
20 pages, 8 figures, 3 tables. v3: numerics updated using v2 of arXiv:1606.04731. Conclusions unchanged. Matches published version. Example script available at https://github.com/DavidMStraub/paper-bkstarmumu-anss
null
10.1140/epjc/s10052-017-4952-0
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Motivated by recent results by the ATLAS and CMS collaborations on the angular distribution of the $B \to K^* \mu^+\mu^-$ decay, we perform a state-of-the-art analysis of rare $B$ meson decays based on the $b \to s \mu \mu$ transition. Using standard estimates of hadronic uncertainties, we confirm the presence of a s...
[ { "created": "Mon, 27 Mar 2017 17:22:00 GMT", "version": "v1" }, { "created": "Tue, 11 Apr 2017 09:42:27 GMT", "version": "v2" }, { "created": "Fri, 2 Jun 2017 07:34:41 GMT", "version": "v3" } ]
2017-06-28
[ [ "Altmannshofer", "Wolfgang", "" ], [ "Niehoff", "Christoph", "" ], [ "Stangl", "Peter", "" ], [ "Straub", "David M.", "" ] ]
Motivated by recent results by the ATLAS and CMS collaborations on the angular distribution of the $B \to K^* \mu^+\mu^-$ decay, we perform a state-of-the-art analysis of rare $B$ meson decays based on the $b \to s \mu \mu$ transition. Using standard estimates of hadronic uncertainties, we confirm the presence of a siz...
2008.10139
En Wang
Man-Yu Duan, Jun-Ya Wang, Guan-Ying Wang, En Wang, and De-Min Li
Role of scalar $a_0(980)$ in the single Cabibbo Suppressed process $D^+ \to \pi^{+} \pi^{0} \eta$
7 pages, 6 figures, comments are welcome
null
10.1140/epjc/s10052-020-08630-3
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Taking into account that the scalar $a_0(980)$ can be dynamically generated from the pseudoscalar-pseudoscalar interaction within the chiral unitary approach, we have studied the single Cabibbo-suppressed process $D^+\to \pi^+\pi^0\eta$. We find clear peaks of $a_0(980)^+$ and $a_0(980)^0$ in the $\pi^+\eta$ and $\pi...
[ { "created": "Mon, 24 Aug 2020 00:19:44 GMT", "version": "v1" } ]
2020-12-02
[ [ "Duan", "Man-Yu", "" ], [ "Wang", "Jun-Ya", "" ], [ "Wang", "Guan-Ying", "" ], [ "Wang", "En", "" ], [ "Li", "De-Min", "" ] ]
Taking into account that the scalar $a_0(980)$ can be dynamically generated from the pseudoscalar-pseudoscalar interaction within the chiral unitary approach, we have studied the single Cabibbo-suppressed process $D^+\to \pi^+\pi^0\eta$. We find clear peaks of $a_0(980)^+$ and $a_0(980)^0$ in the $\pi^+\eta$ and $\pi^0...
hep-ph/0210058
Werner Porod
G.A. Blair, W. Porod, and P.M. Zerwas
The Reconstruction of Supersymmetric Theories at High Energy Scales
36 pages, latex, 6 figures
Eur.Phys.J.C27:263-281,2003
10.1140/epjc/s2002-01117-y
DESY 02-166, ZU-TH 12/02
hep-ph hep-ex hep-th
null
The reconstruction of fundamental parameters in supersymmetric theories requires the evolution to high scales, where the characteristic regularities in mechanisms of supersymmetry breaking become manifest. We have studied a set of representative examples in this context: minimal supergravity and a left--right symmetr...
[ { "created": "Thu, 3 Oct 2002 13:41:08 GMT", "version": "v1" } ]
2011-05-05
[ [ "Blair", "G. A.", "" ], [ "Porod", "W.", "" ], [ "Zerwas", "P. M.", "" ] ]
The reconstruction of fundamental parameters in supersymmetric theories requires the evolution to high scales, where the characteristic regularities in mechanisms of supersymmetry breaking become manifest. We have studied a set of representative examples in this context: minimal supergravity and a left--right symmetric...
0909.5148
Junjie Cao
Junjie Cao, Peihua Wan, Lei Wu, Jin Min Yang
Lepton-Specific Two-Higgs Doublet Model: Experimental Constraints and Implication on Higgs Phenomenology
13 pages, 4 figs, to appear in PRD (Rapid Communication)
Phys.Rev.D80:071701,2009
10.1103/PhysRevD.80.071701
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We examine various direct and indirect constraints on the lepton-specific two-Higgs doublet model and scrutinize the property of the Higgs bosons in the allowed parameter space. These constraints come from the precision electroweak data, the direct search for Higgs boson, the muon anomalous magnetic moment, as well a...
[ { "created": "Mon, 28 Sep 2009 17:21:06 GMT", "version": "v1" } ]
2009-10-12
[ [ "Cao", "Junjie", "" ], [ "Wan", "Peihua", "" ], [ "Wu", "Lei", "" ], [ "Yang", "Jin Min", "" ] ]
We examine various direct and indirect constraints on the lepton-specific two-Higgs doublet model and scrutinize the property of the Higgs bosons in the allowed parameter space. These constraints come from the precision electroweak data, the direct search for Higgs boson, the muon anomalous magnetic moment, as well as ...
hep-ph/9902293
Yossi Nir
Yosef Nir and Yael Shadmi
Neutrino Masses and Mixing with Non-Anomalous Abelian Flavor Symmetries
19 pages, harvmac; Significant changes in the text, some conclusions changed, a reference added
JHEP 9905:023,1999
10.1088/1126-6708/1999/05/023
WIS-99/3/Feb-DPP
hep-ph
null
The experimental data on atmospheric and solar neutrinos are used to test the framework of non-anomalous Abelian horizontal gauge symmetries with only three light active neutrinos. We assume that the hierarchy in mass-squared splittings is not accidental and that the small breaking parameters are not considerably lar...
[ { "created": "Wed, 10 Feb 1999 08:01:52 GMT", "version": "v1" }, { "created": "Tue, 16 Feb 1999 09:01:19 GMT", "version": "v2" } ]
2010-02-03
[ [ "Nir", "Yosef", "" ], [ "Shadmi", "Yael", "" ] ]
The experimental data on atmospheric and solar neutrinos are used to test the framework of non-anomalous Abelian horizontal gauge symmetries with only three light active neutrinos. We assume that the hierarchy in mass-squared splittings is not accidental and that the small breaking parameters are not considerably large...
1312.0113
Raju Venugopalan
Raju Venugopalan
Long range correlations in high multiplicity hadron collisions:building bridges with ridges
13 pages, 2 figures. Invited talk at MIT p+A workshop, to be published in a Special Issue of Annals of Physics in honor of Prof. Wit Busza
null
null
null
hep-ph nucl-ex nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We discuss the physics of the ridge -- azimuthally collimated long range rapidity correlations -- in high multiplicity proton-proton and proton-nucleus collisions. We outline some of the theoretical discussions in the literature that address the systematics of these ridge correlations.
[ { "created": "Sat, 30 Nov 2013 14:37:54 GMT", "version": "v1" } ]
2013-12-03
[ [ "Venugopalan", "Raju", "" ] ]
We discuss the physics of the ridge -- azimuthally collimated long range rapidity correlations -- in high multiplicity proton-proton and proton-nucleus collisions. We outline some of the theoretical discussions in the literature that address the systematics of these ridge correlations.
2005.04545
David d'Enterria
David d'Enterria and Villads Jacobsen
Improved strong coupling determinations from hadronic decays of electroweak bosons at N$^3$LO accuracy
18 pages, 5 figures
null
null
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present two new extractions of the QCD coupling constant at the Z pole, $\alpha_S(m_Z)$, from detailed comparisons of inclusive W and Z hadronic decays data to state-of-the-art perturbative Quantum Chromodynamics calculations at next-to-next-to-next-to-leading order (N$^{3}$LO) accuracy, incorporating the latest e...
[ { "created": "Sun, 10 May 2020 01:51:19 GMT", "version": "v1" } ]
2020-05-12
[ [ "d'Enterria", "David", "" ], [ "Jacobsen", "Villads", "" ] ]
We present two new extractions of the QCD coupling constant at the Z pole, $\alpha_S(m_Z)$, from detailed comparisons of inclusive W and Z hadronic decays data to state-of-the-art perturbative Quantum Chromodynamics calculations at next-to-next-to-next-to-leading order (N$^{3}$LO) accuracy, incorporating the latest exp...
2302.13528
Siyu Tang
Si-Yu Tang, Wei Zhang, Wen-Di Deng, Cheng-De Tian, Fan Yang, Ren-Zhuo Wan
Study of jet substructure modification by differential girth at the LHC
7 pages, 6 figures
null
null
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Jet substructure observables are crucial for exploring the effects of the hot, dense medium and differentiating between quark and gluon jets. In this paper, we investigate the modification of jet shape by calculating the differential girth at LHC energies, ranging from pp to Pb--Pb collisions. The differential girth ...
[ { "created": "Mon, 27 Feb 2023 05:49:24 GMT", "version": "v1" } ]
2023-02-28
[ [ "Tang", "Si-Yu", "" ], [ "Zhang", "Wei", "" ], [ "Deng", "Wen-Di", "" ], [ "Tian", "Cheng-De", "" ], [ "Yang", "Fan", "" ], [ "Wan", "Ren-Zhuo", "" ] ]
Jet substructure observables are crucial for exploring the effects of the hot, dense medium and differentiating between quark and gluon jets. In this paper, we investigate the modification of jet shape by calculating the differential girth at LHC energies, ranging from pp to Pb--Pb collisions. The differential girth di...
hep-ph/0006061
Denis Tchekin
A. B. Kaidalov, L. A. Kondratyuk, D.V. Tchekin
Electromagnetic Pion and Nucleon Form Factors at Positive and Negative $q^2$ Within the Framework of Quark-Gluon Strings Model
24 pages, 8 figures
Phys.Atom.Nucl.63:1395-1409,2000; Yad.Fiz.63:1474-1488,2000
10.1134/1.1307463
null
hep-ph
null
The electromagnetic form factors of pion and nucleon are considered within the framework of the Quark-Gluon Strings Model, where the dependence of the form factors on $q^2$ is determined by the intercept of a dominant Regge trajectory and Sudakov form factor. The analytical expressions for the form factors found in t...
[ { "created": "Wed, 7 Jun 2000 12:22:44 GMT", "version": "v1" } ]
2009-08-25
[ [ "Kaidalov", "A. B.", "" ], [ "Kondratyuk", "L. A.", "" ], [ "Tchekin", "D. V.", "" ] ]
The electromagnetic form factors of pion and nucleon are considered within the framework of the Quark-Gluon Strings Model, where the dependence of the form factors on $q^2$ is determined by the intercept of a dominant Regge trajectory and Sudakov form factor. The analytical expressions for the form factors found in the...
1710.01989
Natascia Vignaroli
Natascia Vignaroli, Emiliano Molinaro, Francesco Sannino, Anders Eller Thomsen
Revealing BSM composite dynamics via topological interactions at future colliders
5 pages, 3 figures, to appear in the Proceedings of the EPS Conference on High Energy Physics (EPS-HEP), Venice, July 2017
null
null
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In composite Higgs models, new composite pseudoscalars can interact with the Higgs and with electroweak gauge bosons via anomalous interactions, which stem from the topological structure of the underlying theory. A future 100 TeV pp collider (FCC-pp) will be able to test these anomalous interactions and thus shed lig...
[ { "created": "Thu, 5 Oct 2017 12:53:03 GMT", "version": "v1" } ]
2017-10-06
[ [ "Vignaroli", "Natascia", "" ], [ "Molinaro", "Emiliano", "" ], [ "Sannino", "Francesco", "" ], [ "Thomsen", "Anders Eller", "" ] ]
In composite Higgs models, new composite pseudoscalars can interact with the Higgs and with electroweak gauge bosons via anomalous interactions, which stem from the topological structure of the underlying theory. A future 100 TeV pp collider (FCC-pp) will be able to test these anomalous interactions and thus shed light...
hep-ph/0612120
Carmine Pagliarone
J. L. Diaz-Cruz, C. Pagliarone
Perspectives of detecting CKM-suppressed top quark decays at ILC
5 pages, 1 table. Published in the Proceedings of the International Conference: New Trends in High-Energy Physics, Crimea, September 2006
Published in the Proceedings of the International Conference: New Trends in High-Energy Physics, Crimea, 2006
null
null
hep-ph
null
Top quark decays are of particular interest as a mean to test the standard model (SM) predictions, both for the dominant ($t\to b+W$) and rare decays ($t\to q+W, cV, cVV,c\phi^0,bWZ$). As the latter are highly suppressed, they become an excellent window to probe the predictions of theories beyond the SM. In particula...
[ { "created": "Mon, 11 Dec 2006 11:48:52 GMT", "version": "v1" } ]
2012-03-31
[ [ "Diaz-Cruz", "J. L.", "" ], [ "Pagliarone", "C.", "" ] ]
Top quark decays are of particular interest as a mean to test the standard model (SM) predictions, both for the dominant ($t\to b+W$) and rare decays ($t\to q+W, cV, cVV,c\phi^0,bWZ$). As the latter are highly suppressed, they become an excellent window to probe the predictions of theories beyond the SM. In particular,...
2301.02345
Jinwei Wang
Yu-Cheng Qiu, Jin-Wei Wang, Tsutomu T. Yanagida
High-quality axions in a class of chiral $U(1)$ gauge theories
6+2 pages, 1 table, 1 supplemental material; published on PHYSICAL REVIEW LETTERS
null
10.1103/PhysRevLett.131.071802
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We show that there are many candidates for the quintessence and/or the QCD axions in a class of chiral $U(1)$ gauge theories. Their qualities are high enough to serve as the dark energy and/or to solve the strong CP problem. Interestingly, the high quality of axion is guaranteed by the gauged $U(1)$ and $\mathbf{Z}_{...
[ { "created": "Fri, 6 Jan 2023 00:58:08 GMT", "version": "v1" }, { "created": "Wed, 15 Feb 2023 03:04:16 GMT", "version": "v2" }, { "created": "Wed, 16 Aug 2023 07:42:57 GMT", "version": "v3" } ]
2023-08-17
[ [ "Qiu", "Yu-Cheng", "" ], [ "Wang", "Jin-Wei", "" ], [ "Yanagida", "Tsutomu T.", "" ] ]
We show that there are many candidates for the quintessence and/or the QCD axions in a class of chiral $U(1)$ gauge theories. Their qualities are high enough to serve as the dark energy and/or to solve the strong CP problem. Interestingly, the high quality of axion is guaranteed by the gauged $U(1)$ and $\mathbf{Z}_{2N...
hep-ph/0110050
Helen Quinn
Helen Quinn (SLAC)
The CP Puzzle in the Strong Interactions
Dirac Medal Lecture, July 2001
null
null
SLAC-PUB-8964
hep-ph
null
This lecture, directed to an broad audience including non-specialists, presents a short review of the problem of strong CP symmetry maintenance. The problem is defined and the possible solutions briefly reviewed. I discuss the way in which Roberto Peccei and I came up with one solution, generally known as Peccei-Quin...
[ { "created": "Wed, 3 Oct 2001 22:18:04 GMT", "version": "v1" } ]
2007-05-23
[ [ "Quinn", "Helen", "", "SLAC" ] ]
This lecture, directed to an broad audience including non-specialists, presents a short review of the problem of strong CP symmetry maintenance. The problem is defined and the possible solutions briefly reviewed. I discuss the way in which Roberto Peccei and I came up with one solution, generally known as Peccei-Quinn ...
1509.05551
Cyrille Marquet
A.K. Kohara and C. Marquet
Prompt photon production in double-Pomeron-exchange events at the LHC
8 pages, 6 figures, to appear in PLB
null
10.1016/j.physletb.2016.04.012
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Within the resolved Pomeron model of hard diffractive scattering, we compute prompt photon production in double-Pomeron-exchange events in proton-proton collisions. Using specific kinematical constraints chosen according to the acceptances of the forward proton detectors of experiments at the Large Hadron Collider, w...
[ { "created": "Fri, 18 Sep 2015 09:01:03 GMT", "version": "v1" }, { "created": "Wed, 16 Mar 2016 09:13:32 GMT", "version": "v2" }, { "created": "Thu, 14 Apr 2016 08:59:37 GMT", "version": "v3" } ]
2016-05-04
[ [ "Kohara", "A. K.", "" ], [ "Marquet", "C.", "" ] ]
Within the resolved Pomeron model of hard diffractive scattering, we compute prompt photon production in double-Pomeron-exchange events in proton-proton collisions. Using specific kinematical constraints chosen according to the acceptances of the forward proton detectors of experiments at the Large Hadron Collider, we ...
1705.10088
Hua-Xing Chen
Wei Chen, Hua-Xing Chen, Xiang Liu, T. G. Steele, and Shi-Lin Zhu
Open-flavor charmed/bottom $sq\bar q\bar Q$ and $qq\bar q\bar Q$ tetraquark states
19 pages, 4 figures, 5 tables, accepted by Phys. Rev. D (in press)
Phys. Rev. D 95, 114005 (2017)
10.1103/PhysRevD.95.114005
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We provide comprehensive investigations for the mass spectrum of exotic open-flavor charmed/bottom $sq\bar q\bar c$, $qq\bar q\bar c$, $sq\bar q\bar b$, $qq\bar q\bar b$ tetraquark states with various spin-parity assignments $J^P=0^+, 1^+, 2^+$ and $0^-, 1^-$ in the framework of QCD sum rules. In the diquark configur...
[ { "created": "Mon, 29 May 2017 09:23:56 GMT", "version": "v1" } ]
2017-06-12
[ [ "Chen", "Wei", "" ], [ "Chen", "Hua-Xing", "" ], [ "Liu", "Xiang", "" ], [ "Steele", "T. G.", "" ], [ "Zhu", "Shi-Lin", "" ] ]
We provide comprehensive investigations for the mass spectrum of exotic open-flavor charmed/bottom $sq\bar q\bar c$, $qq\bar q\bar c$, $sq\bar q\bar b$, $qq\bar q\bar b$ tetraquark states with various spin-parity assignments $J^P=0^+, 1^+, 2^+$ and $0^-, 1^-$ in the framework of QCD sum rules. In the diquark configurat...
1404.5796
Ken'ichi Saikawa
Tetsutaro Higaki, Kazunori Nakayama, Ken'ichi Saikawa, Tomo Takahashi and Masahide Yamaguchi
Affleck-Dine baryogenesis with R-parity violation
25 pages, 5 figures; revised version of the manuscript, accepted for publication in PRD
Phys. Rev. D 90, 045001 (2014)
10.1103/PhysRevD.90.045001
KEK-TH-1726, UT-14-21
hep-ph astro-ph.CO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We investigate whether the baryon asymmetry of the universe is explained in the framework of the supersymmetric extension of the Standard Model with R-parity violating interactions. It is shown that the Affleck-Dine mechanism naturally works via a trilinear interaction $LLE^c$, $LQD^c$, or $U^cD^cD^c$, if the magnitu...
[ { "created": "Wed, 23 Apr 2014 12:04:48 GMT", "version": "v1" }, { "created": "Sun, 3 Aug 2014 11:03:19 GMT", "version": "v2" } ]
2014-08-05
[ [ "Higaki", "Tetsutaro", "" ], [ "Nakayama", "Kazunori", "" ], [ "Saikawa", "Ken'ichi", "" ], [ "Takahashi", "Tomo", "" ], [ "Yamaguchi", "Masahide", "" ] ]
We investigate whether the baryon asymmetry of the universe is explained in the framework of the supersymmetric extension of the Standard Model with R-parity violating interactions. It is shown that the Affleck-Dine mechanism naturally works via a trilinear interaction $LLE^c$, $LQD^c$, or $U^cD^cD^c$, if the magnitude...
hep-ph/0110059
Nikolai Achasov
N.N. Achasov (Sobolev Institute for Mathematics SB RAS, Novosibirsk)
Analysis of nature of phi -> gamma pi0 eta and phi -> gamma pi0 pi0 decays
Plenary session talk at HADRON 2001, Protvino, August 27, 10 pages, revtex
AIP Conf.Proc.619:112-121,2002
10.1063/1.1482441
null
hep-ph hep-ex nucl-th
null
We study interference patterns in the phi -> gamma a0 + pi0 rho -> gamma pi eta and phi -> gamma f0 + pi0 rho -> gamma pi0 pi0 reactions. Taking into account the interference, we fit the experimental data and show that the background reaction does not distort the pi0eta spectrum in the decay phi -> gamma pi eta every...
[ { "created": "Thu, 4 Oct 2001 11:06:23 GMT", "version": "v1" } ]
2014-11-17
[ [ "Achasov", "N. N.", "", "Sobolev Institute for Mathematics SB RAS, Novosibirsk" ] ]
We study interference patterns in the phi -> gamma a0 + pi0 rho -> gamma pi eta and phi -> gamma f0 + pi0 rho -> gamma pi0 pi0 reactions. Taking into account the interference, we fit the experimental data and show that the background reaction does not distort the pi0eta spectrum in the decay phi -> gamma pi eta everywh...
hep-ph/0106253
Chong Sheng Li
Li Gang Jin (PKU) and Chong Sheng Li (PKU)
Supersymmetric Electroweak Corrections to Sbottom Decay into Lighter Stop and Charged Higgs Boson
LateX, 27 pages, 13 ps figures. 12 figures updated, a figure and some references added
Phys.Rev.D65:035007,2002
10.1103/PhysRevD.65.035007
PKU-TH-2001-68
hep-ph
null
The Yukawa corrections of order ${\cal O}(\alpha_{ew}m_{t(b)}^2/m_W^2)$, ${\cal O}(\alpha_{ew}m_{t(b)}^3/m_W^3)$ and ${\cal O}(\alpha_{ew}m_{t(b)}^4/m_W^4)$ to the width of sbottom decay into lighter stop plus charged Higgs boson are calculated in the Minimal Supersymmetric Standard Model. These corrections depend on...
[ { "created": "Fri, 22 Jun 2001 10:18:43 GMT", "version": "v1" }, { "created": "Sat, 29 Sep 2001 04:15:05 GMT", "version": "v2" } ]
2011-01-27
[ [ "Jin", "Li Gang", "", "PKU" ], [ "Li", "Chong Sheng", "", "PKU" ] ]
The Yukawa corrections of order ${\cal O}(\alpha_{ew}m_{t(b)}^2/m_W^2)$, ${\cal O}(\alpha_{ew}m_{t(b)}^3/m_W^3)$ and ${\cal O}(\alpha_{ew}m_{t(b)}^4/m_W^4)$ to the width of sbottom decay into lighter stop plus charged Higgs boson are calculated in the Minimal Supersymmetric Standard Model. These corrections depend on t...
hep-ph/0507003
Frank Daniel Steffen
Frank Daniel Steffen
Collider Signatures of Axino and Gravitino Dark Matter
6 pages, 7 figures, to appear in the proceedings of the "2005 International Linear Collider Workshop" (LCWS05), Stanford, 2005
null
null
DESY-05-111
hep-ph astro-ph
null
The axino and the gravitino are extremely weakly interacting candidates for the lightest supersymmetric particle (LSP). We demonstrate that either of them could provide the right amount of cold dark matter. Assuming that a charged slepton is the next-to-lightest supersymmetric particle (NLSP), we discuss how NLSP dec...
[ { "created": "Thu, 30 Jun 2005 22:51:46 GMT", "version": "v1" } ]
2007-05-23
[ [ "Steffen", "Frank Daniel", "" ] ]
The axino and the gravitino are extremely weakly interacting candidates for the lightest supersymmetric particle (LSP). We demonstrate that either of them could provide the right amount of cold dark matter. Assuming that a charged slepton is the next-to-lightest supersymmetric particle (NLSP), we discuss how NLSP decay...
2104.03808
Xu-Chang Zheng
Xu-Chang Zheng, Chao-Hsi Chang, Xing-Gang Wu, Xu-Dong Huang, Guang-Yu Wang
Inclusive production of heavy quarkonium $\eta_Q$ via $Z$ boson decays within the framework of nonrelativistic QCD
13 pages, 11 figures
Phys. Rev. D 104, 054044 (2021)
10.1103/PhysRevD.104.054044
null
hep-ph
http://creativecommons.org/licenses/by/4.0/
In the paper, the inclusive production of heavy quarkonium $\eta_Q$ ($Q=b$ or $c$) via $Z$ boson decays within the framework of nonrelativistic QCD effective theory are studied. The contributions from the leading color-singlet and color-octet Fock states are considered. Total and differential decay widths for the inc...
[ { "created": "Thu, 8 Apr 2021 14:36:52 GMT", "version": "v1" }, { "created": "Wed, 29 Sep 2021 13:27:30 GMT", "version": "v2" } ]
2021-10-04
[ [ "Zheng", "Xu-Chang", "" ], [ "Chang", "Chao-Hsi", "" ], [ "Wu", "Xing-Gang", "" ], [ "Huang", "Xu-Dong", "" ], [ "Wang", "Guang-Yu", "" ] ]
In the paper, the inclusive production of heavy quarkonium $\eta_Q$ ($Q=b$ or $c$) via $Z$ boson decays within the framework of nonrelativistic QCD effective theory are studied. The contributions from the leading color-singlet and color-octet Fock states are considered. Total and differential decay widths for the inclu...
2011.02464
Farid Salazar
Heikki M\"antysaari, Kaushik Roy, Farid Salazar, Bj\"orn Schenke
Gluon imaging using azimuthal correlations in diffractive scattering at the Electron-Ion Collider
32 figures, 18 figures. v2: corrected typos in Eqs. 21 and 36, figures updated accordingly
Phys. Rev. D 103, 094026 (2021)
10.1103/PhysRevD.103.094026
null
hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study coherent diffractive photon and vector meson production in electron-proton and electron-nucleus collisions within the Color Glass Condensate effective field theory. We show that electron-photon and electron-vector meson azimuthal angle correlations are sensitive to non-trivial spatial correlations in the glu...
[ { "created": "Wed, 4 Nov 2020 18:31:49 GMT", "version": "v1" }, { "created": "Fri, 3 May 2024 23:30:26 GMT", "version": "v2" } ]
2024-05-07
[ [ "Mäntysaari", "Heikki", "" ], [ "Roy", "Kaushik", "" ], [ "Salazar", "Farid", "" ], [ "Schenke", "Björn", "" ] ]
We study coherent diffractive photon and vector meson production in electron-proton and electron-nucleus collisions within the Color Glass Condensate effective field theory. We show that electron-photon and electron-vector meson azimuthal angle correlations are sensitive to non-trivial spatial correlations in the gluon...
2305.02680
Bao-Dong Sun
Dongyan Fu, Bao-Dong Sun, Yubing Dong
Generalized parton distributions of $\Delta$ resonance in a diquark spectator approach
null
null
10.1103/PhysRevD.107.116021
null
hep-ph
http://creativecommons.org/licenses/by/4.0/
The generalized parton distributions (GPDs) for the spin-3/2 $\Delta^+$ resonance are studied numerically by using a diquark spectator approach. Our results show that symmetric constraints from time reversal on GPDs are satisfied. The axial vector form factors of the system are also provided and compared with the lat...
[ { "created": "Thu, 4 May 2023 09:50:46 GMT", "version": "v1" } ]
2023-07-12
[ [ "Fu", "Dongyan", "" ], [ "Sun", "Bao-Dong", "" ], [ "Dong", "Yubing", "" ] ]
The generalized parton distributions (GPDs) for the spin-3/2 $\Delta^+$ resonance are studied numerically by using a diquark spectator approach. Our results show that symmetric constraints from time reversal on GPDs are satisfied. The axial vector form factors of the system are also provided and compared with the latti...
2312.14077
Angel Gomez Nicola
Angel G\'omez Nicola, Jacobo Ruiz de Elvira, Andrea Vioque-Rodr\'iguez
Thermal hadron resonances and Ward identities: results for the QCD phase diagram
5 pages, 2 figures. Proceedings of the 20th International Conference on Hadron Spectroscopy and Structure (HADRON2023)
null
null
IPARCOS-UCM-23-137
hep-ph
http://creativecommons.org/licenses/by/4.0/
We review recent work regarding the role of light scalar resonances at finite temperature for chiral symmetry and $U(1)_A$ restoration. The results obtained are based on unitarized Chiral Perturbation Theory and Ward Identities and are directly connected with presently open problems within the QCD phase diagram
[ { "created": "Thu, 21 Dec 2023 17:56:02 GMT", "version": "v1" } ]
2023-12-22
[ [ "Nicola", "Angel Gómez", "" ], [ "de Elvira", "Jacobo Ruiz", "" ], [ "Vioque-Rodríguez", "Andrea", "" ] ]
We review recent work regarding the role of light scalar resonances at finite temperature for chiral symmetry and $U(1)_A$ restoration. The results obtained are based on unitarized Chiral Perturbation Theory and Ward Identities and are directly connected with presently open problems within the QCD phase diagram
hep-ph/9710476
null
A.K. Likhoded and S.R. Slabospitsky (Serpukhov, IFVE)
On Mechanism of Charmed c-Quarks Fragmentation in Hadronic Collisions
18 pages, LaTeX, epsfig, 5 figures
null
null
IHEP-97-66
hep-ph
null
We propose a modification of the mechanism of charmed quarks fragmentation into $D$ mesons in hadronic collisions. It is shown that the distinction in valence quark distributions in the initial $\pi^{\pm}$ and $K^{\pm}$ mesons leads to different inclusive spectra of $D$ and $D_s$ mesons produced in $\pi^{\pm}$ and $K...
[ { "created": "Sun, 26 Oct 1997 17:53:39 GMT", "version": "v1" } ]
2007-05-23
[ [ "Likhoded", "A. K.", "", "Serpukhov, IFVE" ], [ "Slabospitsky", "S. R.", "", "Serpukhov, IFVE" ] ]
We propose a modification of the mechanism of charmed quarks fragmentation into $D$ mesons in hadronic collisions. It is shown that the distinction in valence quark distributions in the initial $\pi^{\pm}$ and $K^{\pm}$ mesons leads to different inclusive spectra of $D$ and $D_s$ mesons produced in $\pi^{\pm}$ and $K^{...
0805.0371
Oscar Alfredo Sampayo
R. Martinez, M.A. P\'erez, O.A. Sampayo
Constraints on unparticle physics from the $gt\bar t$ anomalous coupling
8 pages, 4 figures
Int.J.Mod.Phys.A25:1061-1067,2010
10.1142/S0217751X10048159
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the impact of unparticle physics to the chromomagnetic dipole moment (CMDM) of the top quark. We compute the effect induced by unparticle operators of scalar and vector nature coupled to fermions on the CMDM. We find that this dipole moment is sensitive to the scale dimensions $d_u$ of the unparticle and the...
[ { "created": "Sat, 3 May 2008 15:55:45 GMT", "version": "v1" } ]
2010-03-17
[ [ "Martinez", "R.", "" ], [ "Pérez", "M. A.", "" ], [ "Sampayo", "O. A.", "" ] ]
We study the impact of unparticle physics to the chromomagnetic dipole moment (CMDM) of the top quark. We compute the effect induced by unparticle operators of scalar and vector nature coupled to fermions on the CMDM. We find that this dipole moment is sensitive to the scale dimensions $d_u$ of the unparticle and the n...
1203.6227
Paolo Lodone
Paolo Lodone
Supersymmetry phenomenology beyond the MSSM after 5/fb of LHC data
20 pages + refs. v2: minor modifications, published version
Int.J.Mod.Phys. A27 (2012) 1230010
10.1142/S0217751X12300104
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We briefly review the status of motivated beyond-the-MSSM phenomenology in the light of the LHC searches to date. In particular, we discuss the conceptual consequences of the exclusion bounds, of the hint for a Higgs boson at about 125 GeV, and of interpreting the excess of direct CP violation in the charm sector as ...
[ { "created": "Wed, 28 Mar 2012 11:04:14 GMT", "version": "v1" }, { "created": "Tue, 29 May 2012 10:21:57 GMT", "version": "v2" } ]
2012-05-30
[ [ "Lodone", "Paolo", "" ] ]
We briefly review the status of motivated beyond-the-MSSM phenomenology in the light of the LHC searches to date. In particular, we discuss the conceptual consequences of the exclusion bounds, of the hint for a Higgs boson at about 125 GeV, and of interpreting the excess of direct CP violation in the charm sector as a ...
2103.00220
Hong-Hao Zhang
Zexi Hu, Chengfeng Cai, Yi-Lei Tang, Zhao-Huan Yu, Hong-Hao Zhang
Vector dark matter from split SU(2) gauge bosons
25 pages, 5 figures
null
10.1007/JHEP07(2021)089
null
hep-ph astro-ph.CO hep-ex
http://creativecommons.org/licenses/by/4.0/
We propose a vector dark matter model with an exotic dark SU(2) gauge group. Two Higgs triplets are introduced to spontaneously break the symmetry. All of the dark gauge bosons become massive, and the lightest one is a viable vector DM candidate. Its stability is guaranteed by a remaining Z_2 symmetry. We study the p...
[ { "created": "Sat, 27 Feb 2021 13:59:44 GMT", "version": "v1" }, { "created": "Sat, 29 May 2021 07:51:03 GMT", "version": "v2" } ]
2021-07-28
[ [ "Hu", "Zexi", "" ], [ "Cai", "Chengfeng", "" ], [ "Tang", "Yi-Lei", "" ], [ "Yu", "Zhao-Huan", "" ], [ "Zhang", "Hong-Hao", "" ] ]
We propose a vector dark matter model with an exotic dark SU(2) gauge group. Two Higgs triplets are introduced to spontaneously break the symmetry. All of the dark gauge bosons become massive, and the lightest one is a viable vector DM candidate. Its stability is guaranteed by a remaining Z_2 symmetry. We study the par...
2002.08330
Aidos Issadykov
Aidos Issadykov
$B \to \rho$ Decay Form Factors from Covariant Confined Quark Model
arXiv admin note: substantial text overlap with arXiv:1907.13207
AIP Conf.Proc. 2163 (2019) no.1, 090006
10.1063/1.5130128
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We evaluate $B \rightarrow \rho$ transition form factors in the full kinematical region within the covariant confined quark model. We compare the obtained results with the results from light-cone sum rules. The calculated form factors can be used to calculate the $B^+ \rightarrow \rho^+ {\mu}^+ {\mu}^-$ rare decay br...
[ { "created": "Thu, 6 Feb 2020 13:01:56 GMT", "version": "v1" } ]
2020-02-20
[ [ "Issadykov", "Aidos", "" ] ]
We evaluate $B \rightarrow \rho$ transition form factors in the full kinematical region within the covariant confined quark model. We compare the obtained results with the results from light-cone sum rules. The calculated form factors can be used to calculate the $B^+ \rightarrow \rho^+ {\mu}^+ {\mu}^-$ rare decay bran...
1704.01122
Enrico Nardi
Luca Di Luzio, Enrico Nardi and Lorenzo Ubaldi
Accidental Peccei-Quinn symmetry protected to arbitrary order
6 pages 1 figure
Phys. Rev. Lett. 119, 011801 (2017)
10.1103/PhysRevLett.119.011801
IPPP/17/29
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A $SU(N)_L\times SU(N)_R$ gauge theory for a scalar multiplet $Y$ transforming in the bi-fundamental representation $(N,\bar N)$ preserves, for $N>4$, an accidental $U(1)$ symmetry firstly broken at operator dimension $N$. Two configurations are possible for the vacuum expectation value of $Y$, which correspond to th...
[ { "created": "Tue, 4 Apr 2017 18:00:00 GMT", "version": "v1" } ]
2017-07-12
[ [ "Di Luzio", "Luca", "" ], [ "Nardi", "Enrico", "" ], [ "Ubaldi", "Lorenzo", "" ] ]
A $SU(N)_L\times SU(N)_R$ gauge theory for a scalar multiplet $Y$ transforming in the bi-fundamental representation $(N,\bar N)$ preserves, for $N>4$, an accidental $U(1)$ symmetry firstly broken at operator dimension $N$. Two configurations are possible for the vacuum expectation value of $Y$, which correspond to the ...
hep-ph/9812213
Mustafa Savci
T. M. Aliev, M. Savci, (Middle East Technical University-Ankara-Turkey); F. Yasuk (Physics Department, Erciyes University-Kayseri-Turkey)
The g_(Ko* K pi) coupling constant in QCD
9 pages, 1 figures, LaTeX formatted
Acta Phys.Polon. B32 (2001) 65-74
null
METU-PHYS-HEP-98-30
hep-ph
null
The strong coupling constant g_(Ko* K pi) of the scalar Ko* meson decay to (K pi) is calculated in light cone QCD sum rule. The predicted value of the coupling constant g_(Ko* K pi) is in a good agreement with the experimental result.
[ { "created": "Tue, 1 Dec 1998 19:26:46 GMT", "version": "v1" } ]
2007-05-23
[ [ "Aliev", "T. M.", "", "Physics Department, Erciyes\n University-Kayseri-Turkey" ], [ "Savci", "M.", "", "Physics Department, Erciyes\n University-Kayseri-Turkey" ], [ "Yasuk", "; F.", "", "Physics Department, Erciyes\n University-Kayseri-Turkey" ] ]
The strong coupling constant g_(Ko* K pi) of the scalar Ko* meson decay to (K pi) is calculated in light cone QCD sum rule. The predicted value of the coupling constant g_(Ko* K pi) is in a good agreement with the experimental result.
1001.5439
Hyun-Chul Kim
Ulugbek Yakhshiev, Hyun-Chul Kim, Youngman Kim
Mesons and nucleons from holographic QCD
10 pages, 2 figures. A talk give at the Workshop on "Hadron and Nuclear Physics (HNP09)" Nov. 16-19, 2009, RCNP, Osaka University
null
10.1142/9789814313933_0016
INHA-NTG-01/2010
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present in this talk a recent investigation on a unified approach within the framework of a hard-wall model of AdS/QCD. We first study a theoretical inconsistency in existing models. In order to remove this inconsistency, we propose a unified approach in which the mesons and the nucleons are treated on the same fo...
[ { "created": "Fri, 29 Jan 2010 17:05:30 GMT", "version": "v1" } ]
2017-08-23
[ [ "Yakhshiev", "Ulugbek", "" ], [ "Kim", "Hyun-Chul", "" ], [ "Kim", "Youngman", "" ] ]
We present in this talk a recent investigation on a unified approach within the framework of a hard-wall model of AdS/QCD. We first study a theoretical inconsistency in existing models. In order to remove this inconsistency, we propose a unified approach in which the mesons and the nucleons are treated on the same foot...
2405.08436
Katsuyoshi Sone
Katsuyoshi Sone and Tetsuo Hyodo
General amplitude of near-threshold hadron scattering for exotic hadrons
17 pages, 7 figures
null
null
null
hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We discuss the general behavior of the scattering amplitude with channel couplings near the two-body threshold. It is known that the Flatt\'{e} amplitude, which is often used in the analysis of experimental data involving exotic hadrons, has some constraint in the near-threshold energy region. While the M-matrix give...
[ { "created": "Tue, 14 May 2024 08:57:11 GMT", "version": "v1" } ]
2024-05-15
[ [ "Sone", "Katsuyoshi", "" ], [ "Hyodo", "Tetsuo", "" ] ]
We discuss the general behavior of the scattering amplitude with channel couplings near the two-body threshold. It is known that the Flatt\'{e} amplitude, which is often used in the analysis of experimental data involving exotic hadrons, has some constraint in the near-threshold energy region. While the M-matrix gives ...
2304.14328
Ishara Fernando
I. P. Fernando and D. Keller
Extraction of the Sivers function with deep neural networks
null
null
10.1103/PhysRevD.108.054007
10.1103/PhysRevD.108.054007
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Deep Neural Networks (DNNs) are a powerful and flexible tool for information extraction and modeling. In this study, we use DNNs to extract the Sivers functions by globally fitting Semi- Inclusive Deep Inelastic Scattering (SIDIS) and Drell-Yan (DY) data. To make predictions of this Transverse Momentum-dependent Dist...
[ { "created": "Thu, 27 Apr 2023 17:00:15 GMT", "version": "v1" }, { "created": "Mon, 14 Aug 2023 22:42:05 GMT", "version": "v2" } ]
2023-09-19
[ [ "Fernando", "I. P.", "" ], [ "Keller", "D.", "" ] ]
Deep Neural Networks (DNNs) are a powerful and flexible tool for information extraction and modeling. In this study, we use DNNs to extract the Sivers functions by globally fitting Semi- Inclusive Deep Inelastic Scattering (SIDIS) and Drell-Yan (DY) data. To make predictions of this Transverse Momentum-dependent Distri...
0706.4117
Stefano Moretti Dr
M. Moretti, S. Moretti, F. Piccinini, R. Pittau, J. Rathsman
Vector-Boson Production of Light Higgs Pairs in 2-Higgs Doublet Models
LaTeX, 25 pages, 11 Figures, 3 Tables, expanded discussion of unitarity constraints, the calculational method and uncertainties in background, accepted for publication in JHEP
JHEP0712:075,2007
10.1088/1126-6708/2007/12/075
SHEP-07-11, FNT/T 2007-04
hep-ph
null
At the Large Hadron Collider, we prove the feasibility to detect pair production of the lightest CP-even Higgs boson $h$ of Type II 2-Higgs Doublet Models through $q q^{(')}\to q q^{(')} {hh}$ (vector-boson fusion). We also show that, through the $hh\to 4b$ decay channel in presence of heavy-flavour tagging, further ...
[ { "created": "Wed, 27 Jun 2007 22:53:25 GMT", "version": "v1" }, { "created": "Wed, 5 Dec 2007 09:07:32 GMT", "version": "v2" } ]
2008-11-26
[ [ "Moretti", "M.", "" ], [ "Moretti", "S.", "" ], [ "Piccinini", "F.", "" ], [ "Pittau", "R.", "" ], [ "Rathsman", "J.", "" ] ]
At the Large Hadron Collider, we prove the feasibility to detect pair production of the lightest CP-even Higgs boson $h$ of Type II 2-Higgs Doublet Models through $q q^{(')}\to q q^{(')} {hh}$ (vector-boson fusion). We also show that, through the $hh\to 4b$ decay channel in presence of heavy-flavour tagging, further ex...
hep-ph/9703439
Cai-Dian Lue
Cai-Dian Lu (Hamburg) and Da-Xin Zhang (Technion)
Calculations of penguin diagrams in B decays
Latex, 14 pages, including 3 figures (Postscript)
Phys.Lett. B400 (1997) 188-193
10.1016/S0370-2693(97)00343-2
TECHNION-PH-96-21, DESY 97-051
hep-ph
null
We analyze the effects of the space-like penguin diagrams in two body B decays $B^-\to K^-{\bar K}^0$ and $B^-\to \pi^-{\bar K}^0$. Special attention is paid to the operator $Q_6$, whose contribution is large in the BSW model, but vanishes in the PQCD method in the approximation of neglecting the masses in the final ...
[ { "created": "Thu, 27 Mar 1997 10:28:48 GMT", "version": "v1" }, { "created": "Mon, 7 Apr 1997 10:58:56 GMT", "version": "v2" } ]
2009-10-30
[ [ "Lu", "Cai-Dian", "", "Hamburg" ], [ "Zhang", "Da-Xin", "", "Technion" ] ]
We analyze the effects of the space-like penguin diagrams in two body B decays $B^-\to K^-{\bar K}^0$ and $B^-\to \pi^-{\bar K}^0$. Special attention is paid to the operator $Q_6$, whose contribution is large in the BSW model, but vanishes in the PQCD method in the approximation of neglecting the masses in the final st...
1712.06595
Martin Hoferichter
Vincenzo Cirigliano, Andreas Crivellin, Martin Hoferichter
A no-go theorem for non-standard explanations of the $\tau\to K_S\pi\nu_\tau$ CP asymmetry
6 pages, 4 figures; version to be published in PRL
Phys. Rev. Lett. 120, 141803 (2018)
10.1103/PhysRevLett.120.141803
INT-PUB-17-055, LA-UR-17-31337, PSI-PR-17-21
hep-ph hep-ex nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The CP asymmetry in $\tau\to K_S\pi\nu_\tau$, as measured by the BaBar collaboration, differs from the Standard Model prediction by $2.8\sigma$. Most non-standard interactions do not allow for the required strong phase needed to produce a non-vanishing CP asymmetry, leaving only new tensor interactions as a possible ...
[ { "created": "Mon, 18 Dec 2017 19:00:00 GMT", "version": "v1" }, { "created": "Mon, 2 Apr 2018 19:09:06 GMT", "version": "v2" } ]
2018-04-11
[ [ "Cirigliano", "Vincenzo", "" ], [ "Crivellin", "Andreas", "" ], [ "Hoferichter", "Martin", "" ] ]
The CP asymmetry in $\tau\to K_S\pi\nu_\tau$, as measured by the BaBar collaboration, differs from the Standard Model prediction by $2.8\sigma$. Most non-standard interactions do not allow for the required strong phase needed to produce a non-vanishing CP asymmetry, leaving only new tensor interactions as a possible me...
2308.07263
Haoran Di
Haoran Di and Haihao Shi
Can Planet 9 be an Axion Star?
7 pages, 2 figures; accepted for publication in Physical Review D
Phys. Rev. D 108, 103038 (2023)
10.1103/PhysRevD.108.103038
null
hep-ph astro-ph.CO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The anomalous orbits of Trans-Neptunian Objects (TNOs) can be explained by the Planet 9 hypothesis. We propose that the Planet 9 can be an axion star. Axion stars are gravitational bound clusters condensed by QCD axions or axion-like particles (ALPs), which we call axions for brevity. We find that the probability of ...
[ { "created": "Mon, 14 Aug 2023 16:48:46 GMT", "version": "v1" }, { "created": "Fri, 20 Oct 2023 04:08:59 GMT", "version": "v2" } ]
2023-11-29
[ [ "Di", "Haoran", "" ], [ "Shi", "Haihao", "" ] ]
The anomalous orbits of Trans-Neptunian Objects (TNOs) can be explained by the Planet 9 hypothesis. We propose that the Planet 9 can be an axion star. Axion stars are gravitational bound clusters condensed by QCD axions or axion-like particles (ALPs), which we call axions for brevity. We find that the probability of ca...
hep-ph/9908328
Konstantin Matchev
Hsin-Chia Cheng and Konstantin T. Matchev (Fermilab)
New Higgs Signals from Flavor Physics in Large Extra Dimensions
30 pages, LaTeX, 12 figures, 3 tables
Nucl.Phys.B563:21-44,1999
10.1016/S0550-3213(99)00599-4
FERMILAB-PUB-99/216-T
hep-ph hep-ex hep-th
null
In a realistic theory with large extra dimensions and TeV scale gravity, there are often other particles living in the extra dimensions in addition to gravitons. A well motivated candidate is the flavon in a flavor theory which explains the smallness of the fermion masses by the large volume of the extra dimensions. ...
[ { "created": "Wed, 11 Aug 1999 23:08:06 GMT", "version": "v1" } ]
2008-12-18
[ [ "Cheng", "Hsin-Chia", "", "Fermilab" ], [ "Matchev", "Konstantin T.", "", "Fermilab" ] ]
In a realistic theory with large extra dimensions and TeV scale gravity, there are often other particles living in the extra dimensions in addition to gravitons. A well motivated candidate is the flavon in a flavor theory which explains the smallness of the fermion masses by the large volume of the extra dimensions. Th...
hep-ph/9905347
Gustavo Burdman
Gustavo Burdman
Scalars from Top-condensation Models at Hadron Colliders
4 pages, 4 figures. Minor changes in figures for readibility. final version to appear in PRL
Phys.Rev.Lett. 83 (1999) 2888-2891
10.1103/PhysRevLett.83.2888
null
hep-ph hep-ex
null
We study the production and decay of neutral scalars and pseudo-scalars at hadron colliders, in theories where the top-quark mass is the result of a $t\bar t$ condensate. We show that the dominant decay channel for masses below the $t\bar t$ threshold is the flavor changing mode $tc$. This is a consequence of the non...
[ { "created": "Fri, 14 May 1999 14:42:14 GMT", "version": "v1" }, { "created": "Sat, 28 Aug 1999 22:01:23 GMT", "version": "v2" } ]
2009-10-31
[ [ "Burdman", "Gustavo", "" ] ]
We study the production and decay of neutral scalars and pseudo-scalars at hadron colliders, in theories where the top-quark mass is the result of a $t\bar t$ condensate. We show that the dominant decay channel for masses below the $t\bar t$ threshold is the flavor changing mode $tc$. This is a consequence of the non-u...
hep-ph/9710515
Kunihiko Terasaki
K. Terasaki
Non-factorizable long distance contributions in color suppressed decays of B mesons
19 pages, Revtex
Int.J.Mod.Phys. A13 (1998) 4325-4338
10.1142/S0217751X98002092
YITP-97-52
hep-ph
null
$\bar B \to D\pi$, $D^*\pi$, $J/\psi\bar K$ and $J/\psi\pi$ decays are studied. Their amplitude is given by a sum of factorized and non-factorizable ones. The latter which is estimated by using a hard pion approximation is rather small in color favored $\bar B \to D\pi$ and $D^*\pi$ decays but still can efficiently i...
[ { "created": "Wed, 29 Oct 1997 04:44:14 GMT", "version": "v1" } ]
2009-10-30
[ [ "Terasaki", "K.", "" ] ]
$\bar B \to D\pi$, $D^*\pi$, $J/\psi\bar K$ and $J/\psi\pi$ decays are studied. Their amplitude is given by a sum of factorized and non-factorizable ones. The latter which is estimated by using a hard pion approximation is rather small in color favored $\bar B \to D\pi$ and $D^*\pi$ decays but still can efficiently int...
hep-ph/0210399
Stephen Godfrey
Stephen Godfrey and Jonathan L. Rosner
Production of Missing c\bar{c} and b\bar{b} States
3 pages, Proceedings of the 5th International Conference on Quark confinement and the hadron spectrum. Uses ws-procs9x6.cls (included)
null
10.1142/9789812704269_0080
DESY 02-169, EFI 02-55
hep-ph
null
The heavy quarkonium c\bar{c} and b\bar{b} resonances have a rich spectroscopy with numerous narrow S, P, and D-wave levels below the production threshold of open charm and beauty mesons. The mass predictions for these states are an important test of QCD calculations. We review some recent work describing the product...
[ { "created": "Tue, 29 Oct 2002 10:09:06 GMT", "version": "v1" } ]
2017-08-23
[ [ "Godfrey", "Stephen", "" ], [ "Rosner", "Jonathan L.", "" ] ]
The heavy quarkonium c\bar{c} and b\bar{b} resonances have a rich spectroscopy with numerous narrow S, P, and D-wave levels below the production threshold of open charm and beauty mesons. The mass predictions for these states are an important test of QCD calculations. We review some recent work describing the productio...
hep-ph/9912448
Fernando Lombardo
Fernando C. Lombardo, Francisco D. Mazzitelli, and Diana Monteoliva
Classicality of the order parameter during a phase transition
RevTex file, 15 pages, 19 ps figures. Minor changes, to appear in Physical Review D
Phys.Rev. D62 (2000) 045016
10.1103/PhysRevD.62.045016
null
hep-ph cond-mat gr-qc hep-th quant-ph
null
We analyze the quantum to classical transition of the order parameter in second order phase transitions. We consider several toy models in non relativistic quantum mechanics. We study the dynamical evolution of a wave packet initially peaked around a local maximum of the potential using variational approximations and...
[ { "created": "Tue, 21 Dec 1999 16:11:40 GMT", "version": "v1" }, { "created": "Fri, 5 May 2000 00:08:42 GMT", "version": "v2" } ]
2009-10-31
[ [ "Lombardo", "Fernando C.", "" ], [ "Mazzitelli", "Francisco D.", "" ], [ "Monteoliva", "Diana", "" ] ]
We analyze the quantum to classical transition of the order parameter in second order phase transitions. We consider several toy models in non relativistic quantum mechanics. We study the dynamical evolution of a wave packet initially peaked around a local maximum of the potential using variational approximations and a...
0909.2595
Sascha Bornhauser
Sascha Bornhauser, Manuel Drees, Herbert K. Dreiner, Jong Soo Kim
Rapidity Gap Events in Squark Pair Production at the LHC
23 pages, 10 figures
Phys.Rev.D80:095007,2009
10.1103/PhysRevD.80.095007
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The exchange of electroweak gauginos in the $t-$ or $u-$channel allows squark pair production at hadron colliders without color exchange between the squarks. This can give rise to events where little or no energy is deposited in the detector between the squark decay products. We discuss the potential for detection of...
[ { "created": "Mon, 14 Sep 2009 17:12:32 GMT", "version": "v1" } ]
2009-11-10
[ [ "Bornhauser", "Sascha", "" ], [ "Drees", "Manuel", "" ], [ "Dreiner", "Herbert K.", "" ], [ "Kim", "Jong Soo", "" ] ]
The exchange of electroweak gauginos in the $t-$ or $u-$channel allows squark pair production at hadron colliders without color exchange between the squarks. This can give rise to events where little or no energy is deposited in the detector between the squark decay products. We discuss the potential for detection of s...
hep-ph/9404326
null
I. Zahed
QCD Instantons in Vacuum and Matter
18 Pages
Nucl.Phys. B427 (1994) 561-574
10.1016/0550-3213(94)90640-8
SUNY-NTG-94-22
hep-ph
null
The singlet coupling to the topological charge density in the instanton vacuum, causes the instantons and antiinstantons to be screened over distances of the order of 1/2 fm. Dilute instanton systems behave as a free gas, while dense instanton systems behave as a plasma. The free gas behaviour is favored by a density...
[ { "created": "Sat, 23 Apr 1994 02:00:18 GMT", "version": "v1" } ]
2009-10-28
[ [ "Zahed", "I.", "" ] ]
The singlet coupling to the topological charge density in the instanton vacuum, causes the instantons and antiinstantons to be screened over distances of the order of 1/2 fm. Dilute instanton systems behave as a free gas, while dense instanton systems behave as a plasma. The free gas behaviour is favored by a density o...
1605.07060
Yu. A. Simonov
Yu. A. Simonov
Magnetic confinement and the Linde problem
17 pages,1 figure,new references and discussions added
Phys. Rev. D 96, 096002 (2017)
10.1103/PhysRevD.96.096002
null
hep-ph hep-lat physics.atom-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Perturbation theory of thermodynamic potentials in QCD at $T>T_c$ is considered with the nonperturbative background vacuum taken into account. It is shown that the magnetic confinement in the QCD vacuum prevents the infrared catastrophe of the perturbation theory present in the case of the free vacuum (the "Linde pro...
[ { "created": "Mon, 23 May 2016 15:24:28 GMT", "version": "v1" }, { "created": "Mon, 31 Oct 2016 15:45:20 GMT", "version": "v2" }, { "created": "Wed, 14 Dec 2016 12:17:13 GMT", "version": "v3" }, { "created": "Tue, 23 May 2017 10:45:08 GMT", "version": "v4" } ]
2017-11-15
[ [ "Simonov", "Yu. A.", "" ] ]
Perturbation theory of thermodynamic potentials in QCD at $T>T_c$ is considered with the nonperturbative background vacuum taken into account. It is shown that the magnetic confinement in the QCD vacuum prevents the infrared catastrophe of the perturbation theory present in the case of the free vacuum (the "Linde probl...
hep-ph/9806251
Gogohia
V. Gogohia
Chiral topology in the zero modes enhancement quantum model of the QCD vacuum
27 pages, two figures and 5 Tables
null
null
null
hep-ph
null
Using effective potential approach for composite operators we have formulated quantum model of the QCD vacuum. It is based on the existence and importance of the nonperturbative $q^{-4}$, topologically nontrivial excitations of the gluon field configurations there. As a result of this the QCD vacuum is found stable a...
[ { "created": "Thu, 4 Jun 1998 07:14:53 GMT", "version": "v1" } ]
2007-05-23
[ [ "Gogohia", "V.", "" ] ]
Using effective potential approach for composite operators we have formulated quantum model of the QCD vacuum. It is based on the existence and importance of the nonperturbative $q^{-4}$, topologically nontrivial excitations of the gluon field configurations there. As a result of this the QCD vacuum is found stable and...
2302.07146
George Rupp
E. van Beveren and G. Rupp
Bottomonium vector resonances and threshold effects
6 pages, 3 figures, presented by G. Rupp at "Excited QCD 2022'', Giardini-Naxos, Italy, 23-29 Oct. 2022
null
null
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The bottomonium spectrum is the perfect testing ground for the confining potential and unitarisation effects. The bottom quark is about three times heavier than the charm quark, so that $b\bar{b}$ systems probe primarily the short-range part of that potential. Also, the much smaller colour-hyperfine interaction in th...
[ { "created": "Tue, 14 Feb 2023 15:55:59 GMT", "version": "v1" } ]
2023-02-15
[ [ "van Beveren", "E.", "" ], [ "Rupp", "G.", "" ] ]
The bottomonium spectrum is the perfect testing ground for the confining potential and unitarisation effects. The bottom quark is about three times heavier than the charm quark, so that $b\bar{b}$ systems probe primarily the short-range part of that potential. Also, the much smaller colour-hyperfine interaction in the ...
hep-ph/0610180
Rouzbeh Allahverdi
Rouzbeh Allahverdi
MSSM flat direction inflation
Talk given at the IPM School and Conference on Lepton and Hadron Physics, Tehran, Iran, May 15-20, 2006
ECONFC0605151:0020,2006
null
null
hep-ph
null
We argue that all necessary ingredients for successful inflation are present in the flat directions of the minimal supersymmetric standard model (MSSM). Out of many gauge invariant combinations of the squarks, sleptons and Higgses, there are two flat directions, ${\bf LLe}$, and ${\bf udd}$, which are promising candi...
[ { "created": "Sat, 14 Oct 2006 21:32:23 GMT", "version": "v1" } ]
2008-11-26
[ [ "Allahverdi", "Rouzbeh", "" ] ]
We argue that all necessary ingredients for successful inflation are present in the flat directions of the minimal supersymmetric standard model (MSSM). Out of many gauge invariant combinations of the squarks, sleptons and Higgses, there are two flat directions, ${\bf LLe}$, and ${\bf udd}$, which are promising candida...
2210.00109
Peter Denton
Peter B. Denton and Alessio Giarnetti and Davide Meloni
How to Identify Different New Neutrino Oscillation Physics Scenarios at DUNE
36 pages, 7 figures, 9 tables; comments welcome! v2: clarifying remarks added, matches published version
JHEP 02 (2023) 210
10.1007/JHEP02(2023)210
null
hep-ph
http://creativecommons.org/licenses/by/4.0/
Next generation neutrino oscillation experiments are expected to measure the remaining oscillation parameters with very good precision. They will have unprecedented capabilities to search for new physics that modify oscillations. DUNE, with its broad band beam, good particle identification, and relatively high energi...
[ { "created": "Fri, 30 Sep 2022 22:01:27 GMT", "version": "v1" }, { "created": "Fri, 24 Feb 2023 17:21:08 GMT", "version": "v2" } ]
2023-02-27
[ [ "Denton", "Peter B.", "" ], [ "Giarnetti", "Alessio", "" ], [ "Meloni", "Davide", "" ] ]
Next generation neutrino oscillation experiments are expected to measure the remaining oscillation parameters with very good precision. They will have unprecedented capabilities to search for new physics that modify oscillations. DUNE, with its broad band beam, good particle identification, and relatively high energies...
1902.05538
Amin Aboubrahim
Amin Aboubrahim and Pran Nath
Detecting hidden sector dark matter at HL-LHC and HE-LHC via long-lived stau decays
27 pages, 5 figures (Accepted for publication in PRD)
Phys. Rev. D 99, 055037 (2019)
10.1103/PhysRevD.99.055037
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We investigate a class of models where the supergravity model with the standard model gauge group is extended by a hidden sector $U(1)_X$ gauge group and where the lightest supersymmetric particle is the neutralino in the hidden sector. We investigate this possibility in a class of models where the stau is the lighte...
[ { "created": "Thu, 14 Feb 2019 18:41:34 GMT", "version": "v1" }, { "created": "Wed, 13 Mar 2019 21:34:54 GMT", "version": "v2" } ]
2019-04-03
[ [ "Aboubrahim", "Amin", "" ], [ "Nath", "Pran", "" ] ]
We investigate a class of models where the supergravity model with the standard model gauge group is extended by a hidden sector $U(1)_X$ gauge group and where the lightest supersymmetric particle is the neutralino in the hidden sector. We investigate this possibility in a class of models where the stau is the lightest...
hep-ph/0105230
Nigel Watson
Nigel K. Watson
W Mass and W+W- Final State Interactions
To be published in the proceedings of Moriond EW, 10-17th March 2001
null
null
bham-hep/01-01
hep-ph
null
Precise measurements of the mass and width of the W boson are carried out in e+e- collisions at LEP, by kinematic reconstruction of the invariant mass distributions of WW->qqlv and WW->qqqq candidate events. The most recent combination of such results from ALEPH, DELPHI, L3 and OPAL uses approximately 82% of the ...
[ { "created": "Tue, 22 May 2001 14:06:58 GMT", "version": "v1" } ]
2016-09-06
[ [ "Watson", "Nigel K.", "" ] ]
Precise measurements of the mass and width of the W boson are carried out in e+e- collisions at LEP, by kinematic reconstruction of the invariant mass distributions of WW->qqlv and WW->qqqq candidate events. The most recent combination of such results from ALEPH, DELPHI, L3 and OPAL uses approximately 82% of the final ...
2306.13135
Clayton Ristow
Anson Hook, Gustavo Marques-Tavares, Clayton Ristow
CMB Spectral Distortions from an Axion-Dark Photon-Photon Interaction
body 19 pages, appendix 12 pages, 8 figures
null
null
null
hep-ph astro-ph.CO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The presence of a plethora of light spin 0 and spin 1 fields is motivated in a number of BSM scenarios, such as the axiverse. The study of the interactions of such light bosonic fields with the Standard Model has focused mostly on interactions involving only one such field, such as the axion ($\phi$) coupling to phot...
[ { "created": "Thu, 22 Jun 2023 18:00:03 GMT", "version": "v1" }, { "created": "Mon, 2 Oct 2023 18:00:02 GMT", "version": "v2" }, { "created": "Mon, 11 Mar 2024 20:01:27 GMT", "version": "v3" } ]
2024-03-13
[ [ "Hook", "Anson", "" ], [ "Marques-Tavares", "Gustavo", "" ], [ "Ristow", "Clayton", "" ] ]
The presence of a plethora of light spin 0 and spin 1 fields is motivated in a number of BSM scenarios, such as the axiverse. The study of the interactions of such light bosonic fields with the Standard Model has focused mostly on interactions involving only one such field, such as the axion ($\phi$) coupling to photon...
hep-ph/0004115
Martin Hirsch
M. Hirsch, M. A. Diaz, W. Porod, J. C. Romao and J.W.F. Valle
Neutrino Masses and Mixings from Supersymmetry with Bilinear R--Parity Violation: A Theory for Solar and Atmospheric Neutrino Oscillations
46 pages, references added + several misprints corrected
Phys.Rev.D62:113008,2000; Erratum-ibid.D65:119901,2002
10.1103/PhysRevD.62.113008 10.1103/PhysRevD.65.119901
FTUV-00-0412 and IFIC/00-24
hep-ph
null
The simplest unified extension of the MSSM with bi-linear R--Parity violation naturally predicts a hierarchical neutrino mass spectrum, in which one neutrino acquires mass by mixing with neutralinos, while the other two get mass radiatively. We have performed a full one-loop calculation of the neutralino-neutrino mas...
[ { "created": "Wed, 12 Apr 2000 17:18:15 GMT", "version": "v1" }, { "created": "Wed, 14 Jun 2000 16:03:07 GMT", "version": "v2" } ]
2014-11-17
[ [ "Hirsch", "M.", "" ], [ "Diaz", "M. A.", "" ], [ "Porod", "W.", "" ], [ "Romao", "J. C.", "" ], [ "Valle", "J. W. F.", "" ] ]
The simplest unified extension of the MSSM with bi-linear R--Parity violation naturally predicts a hierarchical neutrino mass spectrum, in which one neutrino acquires mass by mixing with neutralinos, while the other two get mass radiatively. We have performed a full one-loop calculation of the neutralino-neutrino mass ...
hep-ph/0201169
Shi-yuan Li
Shi-yuan Li, Feng-lan Shao, Qu-bing Xie and Qun Wang
{Probing Colour Separate States in $e^+ e^-$ annihilation at $Z^0$ pole
9 figs, 4 pps in revtex
Phys.Rev. D65 (2002) 077503
10.1103/PhysRevD.65.077503
null
hep-ph
null
Hadronic events in $e^+ e^- \to Z^0$ are generated by a Monte-Carlo model including the production of colour separate states. These events are compared with those produced by the JETSET with default set of parameters where the colour connections are colour singlet chains. By selecting two-jet-like events and a sensit...
[ { "created": "Fri, 18 Jan 2002 09:10:07 GMT", "version": "v1" } ]
2009-11-07
[ [ "Li", "Shi-yuan", "" ], [ "Shao", "Feng-lan", "" ], [ "Xie", "Qu-bing", "" ], [ "Wang", "Qun", "" ] ]
Hadronic events in $e^+ e^- \to Z^0$ are generated by a Monte-Carlo model including the production of colour separate states. These events are compared with those produced by the JETSET with default set of parameters where the colour connections are colour singlet chains. By selecting two-jet-like events and a sensitiv...
1906.10608
Sanjoy Biswas
Sanjoy Biswas, Anirban Chatterjee, Emidio Gabrielli and Barbara Mele
Probing Dark-ALP Portals at Future $e^+e^-$ Colliders
14 pages, 13 figures, 4 tables; LEP bound included, references added
Phys. Rev. D 100, 115040 (2019)
10.1103/PhysRevD.100.115040
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study portal interactions connecting visible and dark sectors, and involving local interactions of a photon, a dark photon and a axion-like particle (ALP) at future $e^+e^-$ colliders. These interactions, mediated by higher-dimensional effective operators, may arise at one-loop by kinetic mixing between dark and o...
[ { "created": "Tue, 25 Jun 2019 15:37:27 GMT", "version": "v1" }, { "created": "Sat, 13 Jul 2019 11:15:03 GMT", "version": "v2" } ]
2020-01-01
[ [ "Biswas", "Sanjoy", "" ], [ "Chatterjee", "Anirban", "" ], [ "Gabrielli", "Emidio", "" ], [ "Mele", "Barbara", "" ] ]
We study portal interactions connecting visible and dark sectors, and involving local interactions of a photon, a dark photon and a axion-like particle (ALP) at future $e^+e^-$ colliders. These interactions, mediated by higher-dimensional effective operators, may arise at one-loop by kinetic mixing between dark and ord...
1808.06871
Sergey Alekhin
S. Alekhin, J. Bluemlein, S. Kulagin, S.-O. Moch, R. Petti
Strange and non-strange distributions from the collider data
6 pages, 4 figures, Contribution to the proceedings of XXVI International Workshop on Deep-Inelastic Scattering and Related Subjects, 16-20 April 2018, Kobe (Japan)
null
null
DESY 18-144, DO-TH 18/18
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We check the stability of the ABMP16 fit with respect to modifications of quark PDFs suggested in the recent literature: the strange sea enhancement and a positive non-vanishing $d/u$ ratio at $x \to 1$. These possibilities are examined using test versions of the ABMP16 PDF fit which demonstrate no need of those chan...
[ { "created": "Tue, 21 Aug 2018 12:29:33 GMT", "version": "v1" } ]
2018-08-23
[ [ "Alekhin", "S.", "" ], [ "Bluemlein", "J.", "" ], [ "Kulagin", "S.", "" ], [ "Moch", "S. -O.", "" ], [ "Petti", "R.", "" ] ]
We check the stability of the ABMP16 fit with respect to modifications of quark PDFs suggested in the recent literature: the strange sea enhancement and a positive non-vanishing $d/u$ ratio at $x \to 1$. These possibilities are examined using test versions of the ABMP16 PDF fit which demonstrate no need of those change...
0806.3597
Cong-Xin Qiu
Cong-Xin Qiu
Kaluza-Klein Contamination in Fermi Accelerated Environments
28 pages, 7 figures
null
null
null
hep-ph astro-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Astrophysical constraints of new physics are often limited to weakly interacting light particles, such as axions, the Kaluza-Klein (KK) gravitons from the ADD model, sterile neutrinos and unparticles. We discuss the possibility for an astrophysical scenario to (dis)confirm new physics for heavy particles beyond TeV e...
[ { "created": "Mon, 23 Jun 2008 16:05:35 GMT", "version": "v1" }, { "created": "Sat, 9 Aug 2008 06:54:09 GMT", "version": "v2" } ]
2008-08-09
[ [ "Qiu", "Cong-Xin", "" ] ]
Astrophysical constraints of new physics are often limited to weakly interacting light particles, such as axions, the Kaluza-Klein (KK) gravitons from the ADD model, sterile neutrinos and unparticles. We discuss the possibility for an astrophysical scenario to (dis)confirm new physics for heavy particles beyond TeV ene...
1206.6205
Jos Van Doorsselaere
Jos Van Doorsselaere
Properties of symmetry restoration in the electroweak vacuum in very high magnetic fields
8 pages, 4 figures, v2: adjustments made to account for the findings of ref.9
null
10.1103/PhysRevD.88.025013
null
hep-ph hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We discuss properties of the electroweak vacuum as a function of an external magnetic field. The interest in these properties arises due to possible existence of the electromagnetically superconducting phase of QCD in the background of a sufficiently strong magnetic field. In the electroweak theory, a superconducting...
[ { "created": "Wed, 27 Jun 2012 08:48:30 GMT", "version": "v1" }, { "created": "Tue, 16 Apr 2013 13:05:18 GMT", "version": "v2" } ]
2013-08-09
[ [ "Van Doorsselaere", "Jos", "" ] ]
We discuss properties of the electroweak vacuum as a function of an external magnetic field. The interest in these properties arises due to possible existence of the electromagnetically superconducting phase of QCD in the background of a sufficiently strong magnetic field. In the electroweak theory, a superconducting v...
hep-ph/9811376
Jusak Tandean
Jusak Tandean, G. Valencia
CP Violation in Non-Leptonic Omega^- Decays
7 pages, latex, 2 figures, uses axodraw.sty
Phys.Lett. B451 (1999) 382-387
10.1016/S0370-2693(99)00173-2
ISU-HET-98-5, DOE/ER/40561-35-INT-98
hep-ph
null
We estimate the size of the CP-violating rate asymmetry for the decay Omega^- -> Cascade + pion. Within the standard model we find a value of 2 x 10^(-5), and it could be as much as ten times larger if new physics is responsible for CP violation. Even though our calculation suffers from the usual uncertainty in the e...
[ { "created": "Tue, 17 Nov 1998 22:53:50 GMT", "version": "v1" } ]
2009-10-31
[ [ "Tandean", "Jusak", "" ], [ "Valencia", "G.", "" ] ]
We estimate the size of the CP-violating rate asymmetry for the decay Omega^- -> Cascade + pion. Within the standard model we find a value of 2 x 10^(-5), and it could be as much as ten times larger if new physics is responsible for CP violation. Even though our calculation suffers from the usual uncertainty in the est...
1805.05213
Anton Rebhan
Aleksi Kurkela, Ayan Mukhopadhyay, Florian Preis, Anton Rebhan, Alexander Soloviev
Hybrid Fluid Models from Mutual Effective Metric Couplings
1+54 pages, 15 figures; v3: minor additions, synced with JHEP version
null
10.1007/JHEP08(2018)054
null
hep-ph hep-th nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Motivated by a semi-holographic approach to the dynamics of quark-gluon plasma which combines holographic and perturbative descriptions of a strongly coupled infrared and a more weakly coupled ultraviolet sector, we construct a hybrid two-fluid model where interactions between its two sectors are encoded by their eff...
[ { "created": "Mon, 14 May 2018 15:05:37 GMT", "version": "v1" }, { "created": "Tue, 12 Jun 2018 16:46:42 GMT", "version": "v2" }, { "created": "Tue, 14 Aug 2018 12:55:03 GMT", "version": "v3" } ]
2018-08-29
[ [ "Kurkela", "Aleksi", "" ], [ "Mukhopadhyay", "Ayan", "" ], [ "Preis", "Florian", "" ], [ "Rebhan", "Anton", "" ], [ "Soloviev", "Alexander", "" ] ]
Motivated by a semi-holographic approach to the dynamics of quark-gluon plasma which combines holographic and perturbative descriptions of a strongly coupled infrared and a more weakly coupled ultraviolet sector, we construct a hybrid two-fluid model where interactions between its two sectors are encoded by their effec...
hep-ph/9606455
null
Joachim Kambor (IPN, Orsay)
Heavy Baryon Chiral Perturbation Theory and the Spin 3/2 Delta Resonances
14 pages, 3 postscript figures, talk given at the 7th International Conference on the Structure of Baryons, Santa Fe, NM, 3-7 Oct 1995
null
null
IPNO/TH 96-13
hep-ph nucl-th
null
Heavy baryon chiral perturbation theory is briefly reviewed, paying particular attention to the role of the spin 3/2 delta resonances. The concept of resonance saturation for the baryonic sector is critically discussed. Starting from a relativistic formulation of the pion-nucleon-delta system, the heavy baryon chiral...
[ { "created": "Thu, 27 Jun 1996 13:20:09 GMT", "version": "v1" } ]
2007-05-23
[ [ "Kambor", "Joachim", "", "IPN, Orsay" ] ]
Heavy baryon chiral perturbation theory is briefly reviewed, paying particular attention to the role of the spin 3/2 delta resonances. The concept of resonance saturation for the baryonic sector is critically discussed. Starting from a relativistic formulation of the pion-nucleon-delta system, the heavy baryon chiral l...
1407.4566
Iason Baldes
Iason Baldes, Nicole F. Bell, Kalliopi Petraki, Raymond R. Volkas
Particle-antiparticle asymmetries from annihilations
5 pages, v2: added reference, v3: some changes to text in response to comments
Phys. Rev. Lett. 113, 181601 (2014)
10.1103/PhysRevLett.113.181601
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
An extensively studied mechanism to create particle-antiparticle asymmetries is the out-of-equilibrium and CP violating decay of a heavy particle. Here we instead examine how asymmetries can arise purely from 2 <-> 2 annihilations rather than from the usual 1 <-> 2 decays and inverse decays. We review the general con...
[ { "created": "Thu, 17 Jul 2014 05:54:33 GMT", "version": "v1" }, { "created": "Wed, 30 Jul 2014 05:45:19 GMT", "version": "v2" }, { "created": "Mon, 3 Nov 2014 04:41:26 GMT", "version": "v3" } ]
2014-11-04
[ [ "Baldes", "Iason", "" ], [ "Bell", "Nicole F.", "" ], [ "Petraki", "Kalliopi", "" ], [ "Volkas", "Raymond R.", "" ] ]
An extensively studied mechanism to create particle-antiparticle asymmetries is the out-of-equilibrium and CP violating decay of a heavy particle. Here we instead examine how asymmetries can arise purely from 2 <-> 2 annihilations rather than from the usual 1 <-> 2 decays and inverse decays. We review the general condi...
1710.09339
Ezio Maina
Alessandro Ballestrero, Ezio Maina and Giovanni Pelliccioli
$W$ boson polarization in vector boson scattering at the LHC
Agrees with the published version JHEP03(2018)170. Corrected reference to published version. Everything else as in v2. Additional details on the projection procedure. More detailed discussion of the cancellations among the various sets of diagrams in the high energy and high transverse momentum region
JHEP03(2018)170
10.1007/JHEP03(2018)170
VBSCAN-PUB-02-17
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Measuring the scattering of longitudinally-polarized vector bosons represents a fundamental test of ElectroWeak Symmetry Breaking. In addition to the challenges provided by low rates and large backgrounds, there are conceptual issues which need to be clarified for the definition of a suitable signal. Since vector b...
[ { "created": "Wed, 25 Oct 2017 16:55:08 GMT", "version": "v1" }, { "created": "Sat, 14 Apr 2018 13:39:34 GMT", "version": "v2" }, { "created": "Thu, 19 Apr 2018 09:38:03 GMT", "version": "v3" } ]
2020-05-20
[ [ "Ballestrero", "Alessandro", "" ], [ "Maina", "Ezio", "" ], [ "Pelliccioli", "Giovanni", "" ] ]
Measuring the scattering of longitudinally-polarized vector bosons represents a fundamental test of ElectroWeak Symmetry Breaking. In addition to the challenges provided by low rates and large backgrounds, there are conceptual issues which need to be clarified for the definition of a suitable signal. Since vector boson...
2006.14886
TseChun Wang
Jian Tang and Tse-Chun Wang
Flavour Symmetry Embedded -- GLoBES (FaSE-GLoBES)
null
null
null
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Neutrino models based on flavour symmetries provide the natural way to explain the origin of tiny neutrino masses. At the dawn of precision measurements of neutrino mixing parameters, neutrino mass models can be constrained and examined by on-going and up-coming neutrino experiments. We present a supplemental tool Fl...
[ { "created": "Fri, 26 Jun 2020 09:38:55 GMT", "version": "v1" }, { "created": "Tue, 7 Jul 2020 02:54:16 GMT", "version": "v2" } ]
2020-07-08
[ [ "Tang", "Jian", "" ], [ "Wang", "Tse-Chun", "" ] ]
Neutrino models based on flavour symmetries provide the natural way to explain the origin of tiny neutrino masses. At the dawn of precision measurements of neutrino mixing parameters, neutrino mass models can be constrained and examined by on-going and up-coming neutrino experiments. We present a supplemental tool Flav...
hep-ph/9802425
Fan Wang
Di Qing, Xiang-Song Chen, Fan Wang
Is nucleon spin structure inconsistent with constituent quark model?
12 pages Revtex, 1 figure
Phys.Rev.D58:114032,1998
10.1103/PhysRevD.58.114032
null
hep-ph
null
A qualitative QCD analysis and a quantitative model calculation are given to show that the constituent quark model remains a good approximation even with the nucleon spin structure revealed in polarized deep inelastic scattering taking into account.
[ { "created": "Thu, 26 Feb 1998 03:24:06 GMT", "version": "v1" } ]
2008-11-26
[ [ "Qing", "Di", "" ], [ "Chen", "Xiang-Song", "" ], [ "Wang", "Fan", "" ] ]
A qualitative QCD analysis and a quantitative model calculation are given to show that the constituent quark model remains a good approximation even with the nucleon spin structure revealed in polarized deep inelastic scattering taking into account.