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1904.01296
Juan Nieves Dr.
C. W. Xiao, J. Nieves, E. Oset
Heavy quark spin symmetric molecular states from ${\bar D}^{(*)}\Sigma_c^{(*)}$ and other coupled channels in the light of the recent LHCb pentaquarks
8 pages
Phys. Rev. D 100, 014021 (2019)
10.1103/PhysRevD.100.014021
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider the ${\bar D}^{(*)}\Sigma_c^{(*)}$ states, together with $J/\psi N$ and other coupled channels, and take an interaction consistent with heavy quark spin symmetry, with the dynamical input obtained from an extension of the local hidden gauge approach. By fitting only one parameter to the recent three penta...
[ { "created": "Tue, 2 Apr 2019 08:52:33 GMT", "version": "v1" } ]
2019-07-24
[ [ "Xiao", "C. W.", "" ], [ "Nieves", "J.", "" ], [ "Oset", "E.", "" ] ]
We consider the ${\bar D}^{(*)}\Sigma_c^{(*)}$ states, together with $J/\psi N$ and other coupled channels, and take an interaction consistent with heavy quark spin symmetry, with the dynamical input obtained from an extension of the local hidden gauge approach. By fitting only one parameter to the recent three pentaqu...
1311.1511
William Shepherd
Alexey A. Petrov and William Shepherd
Searching for dark matter at LHC with Mono-Higgs production
13 pages, 5 figures
null
10.1016/j.physletb.2014.01.051
WSU-HEP-1308
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider LHC searches for dark matter in the mono-Higgs channel using the tools of effective field theory. This channel takes unique advantage of the presence of $SU(2)_L$ breaking in those operators to avoid the need for any initial-state radiation, usually necessary to tag the production of invisible particles. ...
[ { "created": "Wed, 6 Nov 2013 21:00:02 GMT", "version": "v1" } ]
2015-06-17
[ [ "Petrov", "Alexey A.", "" ], [ "Shepherd", "William", "" ] ]
We consider LHC searches for dark matter in the mono-Higgs channel using the tools of effective field theory. This channel takes unique advantage of the presence of $SU(2)_L$ breaking in those operators to avoid the need for any initial-state radiation, usually necessary to tag the production of invisible particles. We...
2107.06753
Emanuele Re
Emanuele Re
MiNNLO$_{\rm PS}$: a new method to match NNLO QCD with parton showers
5 pages, 2 figures. Contribution to the proceedings of the 55th Rencontres de Moriond on QCD and High Energy Interactions, 27 March-3 April 2021
null
null
LAPTH-Conf-026/21
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
I describe MiNNLO$_{\rm PS}$, a novel method to match NNLO QCD computations with Parton Showers, and present a selection of results for color-singlet production at the LHC.
[ { "created": "Wed, 14 Jul 2021 15:04:09 GMT", "version": "v1" } ]
2021-07-15
[ [ "Re", "Emanuele", "" ] ]
I describe MiNNLO$_{\rm PS}$, a novel method to match NNLO QCD computations with Parton Showers, and present a selection of results for color-singlet production at the LHC.
2310.00609
Zhun Lu
Huachao liu, Xiupeng xie, Zhun Lu
Gluon TMDs from J/$\psi$ production in longitudinally polarized deeply inelastic scattering
8 pages, 2 figures
null
null
null
hep-ph
http://creativecommons.org/licenses/by/4.0/
We investigate the feasibility of exploring the gluon transverse-momentum-dependent distribution functions (TMDs) inside a longitudinally polarized nucleon. We utilize quarkonium production via the color-octet mechanism combined with TMD formalism in semi-inclusive deeply inelastic scattering (SIDIS) at low transvers...
[ { "created": "Sun, 1 Oct 2023 08:09:03 GMT", "version": "v1" } ]
2023-10-03
[ [ "liu", "Huachao", "" ], [ "xie", "Xiupeng", "" ], [ "Lu", "Zhun", "" ] ]
We investigate the feasibility of exploring the gluon transverse-momentum-dependent distribution functions (TMDs) inside a longitudinally polarized nucleon. We utilize quarkonium production via the color-octet mechanism combined with TMD formalism in semi-inclusive deeply inelastic scattering (SIDIS) at low transverse ...
2402.13983
Stephan Narison
Stephan Narison (LUPM CNRS/IN2P3, Univ. Montpellier, and iHEPMAD, Univ. Antananarivo - MG)
QCD parameters and SM-high precision from $e^+e^-$ to Hadrons: Updated
Latex sources, 19 pages, 8 figures, 3 tables. Some preliminaries results have been presented at the alphas2024 workshop (5-9th february 2024-ECT*-Trento-IT). Section 9 on the determination of alpha_s from tau-decay has been corrected. Version published in Nucl. Phys. A + Corrigendum (to appear in Nucl. Phys. A)
null
10.1016/j.nuclphysa.2024.122873
null
hep-ph hep-ex hep-lat
http://creativecommons.org/publicdomain/zero/1.0/
1. I update my previous comparison of the theoretical value of the muon anomaly with the new measurement and found $\Delta a_\mu\equiv a_\mu^{exp}-a_\mu^{th} = (143\pm 42_{th}\pm 22_{exp})\times 10^{-11}$ which is about 3$\sigma$ discrepancy between the SM predictions and experiment. 2. I improve the estimate of QCD ...
[ { "created": "Wed, 21 Feb 2024 18:11:14 GMT", "version": "v1" }, { "created": "Thu, 22 Feb 2024 16:43:55 GMT", "version": "v2" }, { "created": "Tue, 16 Apr 2024 13:56:55 GMT", "version": "v3" }, { "created": "Thu, 18 Apr 2024 05:02:51 GMT", "version": "v4" }, { "c...
2024-04-26
[ [ "Narison", "Stephan", "", "LUPM CNRS/IN2P3, Univ. Montpellier, and iHEPMAD,\n Univ. Antananarivo - MG" ] ]
1. I update my previous comparison of the theoretical value of the muon anomaly with the new measurement and found $\Delta a_\mu\equiv a_\mu^{exp}-a_\mu^{th} = (143\pm 42_{th}\pm 22_{exp})\times 10^{-11}$ which is about 3$\sigma$ discrepancy between the SM predictions and experiment. 2. I improve the estimate of QCD po...
hep-ph/0008150
Christof Wetterich
C. Wetterich
Spontaneously broken color
67 pages
Phys.Rev. D64 (2001) 036003
10.1103/PhysRevD.64.036003
HD-THEP-00-35
hep-ph nucl-th
null
The vacuum of QCD is characterized by the Higgs mechanism. Color is ``spontaneously broken'' by a quark-antiquark condensate in the octet representation. The massive gluons carry integer electric charges and are identified with the vector mesons. The fermionic excitations consist of the low mass baryon octet and a si...
[ { "created": "Tue, 15 Aug 2000 10:00:50 GMT", "version": "v1" } ]
2009-10-31
[ [ "Wetterich", "C.", "" ] ]
The vacuum of QCD is characterized by the Higgs mechanism. Color is ``spontaneously broken'' by a quark-antiquark condensate in the octet representation. The massive gluons carry integer electric charges and are identified with the vector mesons. The fermionic excitations consist of the low mass baryon octet and a sing...
1902.09266
Ivo de Medeiros Varzielas
Ivo de Medeiros Varzielas and Stephen F. King
Origin of Yukawa couplings for Higgs and leptoquarks
20 pages, 7 figures. v2: references added
Phys. Rev. D 99, 095029 (2019)
10.1103/PhysRevD.99.095029
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We propose a model in which the Yukawa couplings of Higgs doublets are related to the couplings of the chiral fermions to a scalar leptoquark triplet. This is due to their common origin via mixing with a vector-like family distinguished by a discrete $Z_5$ symmetry, under which only the three chiral families are neut...
[ { "created": "Thu, 21 Feb 2019 19:00:00 GMT", "version": "v1" }, { "created": "Thu, 28 Feb 2019 16:20:00 GMT", "version": "v2" } ]
2019-05-29
[ [ "Varzielas", "Ivo de Medeiros", "" ], [ "King", "Stephen F.", "" ] ]
We propose a model in which the Yukawa couplings of Higgs doublets are related to the couplings of the chiral fermions to a scalar leptoquark triplet. This is due to their common origin via mixing with a vector-like family distinguished by a discrete $Z_5$ symmetry, under which only the three chiral families are neutra...
0712.3782
Ricardo Gaitan
J. L. Diaz-Cruz, R. Gaitan-Lozano, G. Lopez-Castro and C. E. Pagliarone
CKM-suppressed top quark decays t -> q + W in the SM and beyond
11 pages
Phys.Rev.D77:094010,2008
10.1103/PhysRevD.77.094010
null
hep-ph
null
Top quark decays are of particular interest as a mean to test the standard model (SM) predictions, both for dominant (t -> b + W) and rare decays (t -> q + W, cV, cVV, c phi^{0}, bWZ). As the latter are highly suppressed, they become an excellent window to probe the predictions of thories beyond the SM. In particular...
[ { "created": "Fri, 21 Dec 2007 19:44:02 GMT", "version": "v1" } ]
2008-11-26
[ [ "Diaz-Cruz", "J. L.", "" ], [ "Gaitan-Lozano", "R.", "" ], [ "Lopez-Castro", "G.", "" ], [ "Pagliarone", "C. E.", "" ] ]
Top quark decays are of particular interest as a mean to test the standard model (SM) predictions, both for dominant (t -> b + W) and rare decays (t -> q + W, cV, cVV, c phi^{0}, bWZ). As the latter are highly suppressed, they become an excellent window to probe the predictions of thories beyond the SM. In particular, ...
1210.6239
Ivo de Medeiros Varzielas
I. de Medeiros Varzielas, C. Hambrock, G. Hiller, M. Jung, P. Leser, H. P\"as, S. Schacht, M. Aoki, J. Barry, G. Bhattacharyya, G. Blankenburg, A. J. Buras, L. Calibbi, L. Covi, D. Das, F. F. Deppisch, S. Descotes-Genon, G.-J. Ding, M. Duerr, T. Feldmann, M. Freytsis, J. Girrbach, F. Gonz\'alez Canales, F. Hart...
Proceedings of the 2nd Workshop on Flavor Symmetries and Consequences in Accelerators and Cosmology (FLASY12)
Order 400 pages, several figures including the group picture v2: corrected author list and contribution
null
null
DO-TH 12/33
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
These are the proceedings of the 2nd Workshop on Flavor Symmetries and Consequences in Accelerators and Cosmology, held 30 June 2012 - 4 July 2012, Dortmund, Germany.
[ { "created": "Tue, 23 Oct 2012 14:10:00 GMT", "version": "v1" }, { "created": "Thu, 25 Oct 2012 13:37:00 GMT", "version": "v2" } ]
2012-10-26
[ [ "Varzielas", "I. de Medeiros", "" ], [ "Hambrock", "C.", "" ], [ "Hiller", "G.", "" ], [ "Jung", "M.", "" ], [ "Leser", "P.", "" ], [ "Päs", "H.", "" ], [ "Schacht", "S.", "" ], [ "Aoki", "M.", ...
These are the proceedings of the 2nd Workshop on Flavor Symmetries and Consequences in Accelerators and Cosmology, held 30 June 2012 - 4 July 2012, Dortmund, Germany.
1709.05991
Ralf-Arno Tripolt
Ralf-Arno Tripolt, Bernd-Jochen Schaefer, Lorenz von Smekal, Jochen Wambach
The low-temperature behavior of the quark-meson model
7 pages, 7 figures, v2 corresponds to published version
Phys. Rev. D 97, 034022 (2018)
10.1103/PhysRevD.97.034022
null
hep-ph hep-th nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We revisit the phase diagram of strong-interaction matter for the two-flavor quark-meson model using the Functional Renormalization Group. In contrast to standard mean-field calculations, an unusual phase structure is encountered at low temperatures and large quark chemical potentials. In particular, we identify a re...
[ { "created": "Mon, 18 Sep 2017 15:03:53 GMT", "version": "v1" }, { "created": "Mon, 19 Feb 2018 10:37:12 GMT", "version": "v2" } ]
2018-02-28
[ [ "Tripolt", "Ralf-Arno", "" ], [ "Schaefer", "Bernd-Jochen", "" ], [ "von Smekal", "Lorenz", "" ], [ "Wambach", "Jochen", "" ] ]
We revisit the phase diagram of strong-interaction matter for the two-flavor quark-meson model using the Functional Renormalization Group. In contrast to standard mean-field calculations, an unusual phase structure is encountered at low temperatures and large quark chemical potentials. In particular, we identify a regi...
1205.3769
Jiang-Hao Yu
Qing-Hong Cao, Zhao Li, Jiang-Hao Yu, C.-P. Yuan
Discovery and Identification of W' and Z' in SU(2) x SU(2) x U(1) Models at the LHC
29 pages, including 11 figures, 3 tables, added references for introduction
Phys. Rev. D 86, 095010 (2012)
10.1103/PhysRevD.86.095010
MSUHEP-110802
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We explore the discovery potential of W' and Z' boson searches for various SU(2) x SU(2) x U(1) models at the Large Hadron Collider (LHC), after taking into account the constraints from low energy precision measurements and direct searches at both the Tevatron (1.96 TeV) and the LHC (7 TeV). In such models, the W' an...
[ { "created": "Wed, 16 May 2012 19:23:35 GMT", "version": "v1" }, { "created": "Wed, 4 Jul 2012 20:01:17 GMT", "version": "v2" } ]
2012-11-14
[ [ "Cao", "Qing-Hong", "" ], [ "Li", "Zhao", "" ], [ "Yu", "Jiang-Hao", "" ], [ "Yuan", "C. -P.", "" ] ]
We explore the discovery potential of W' and Z' boson searches for various SU(2) x SU(2) x U(1) models at the Large Hadron Collider (LHC), after taking into account the constraints from low energy precision measurements and direct searches at both the Tevatron (1.96 TeV) and the LHC (7 TeV). In such models, the W' and ...
hep-ph/0403197
Stefan Braunewell
Stefan Braunewell, Carlo Ewerz
The Perturbative Odderon in Quasidiffractive Photon-Photon Scattering
27 pages, 9 figures
Phys.Rev.D70:014021,2004
10.1103/PhysRevD.70.014021
HD-THEP-04-09
hep-ph
null
We study the perturbative Odderon in the quasidiffractive process gamma(*) gamma(*) to eta_c eta_c. At high energies this process is dominated by Odderon exchange and can be viewed as the theoretically cleanest test of the perturbative Odderon. We calculate the differential and total cross section, as well as the dep...
[ { "created": "Wed, 17 Mar 2004 20:36:30 GMT", "version": "v1" } ]
2011-07-19
[ [ "Braunewell", "Stefan", "" ], [ "Ewerz", "Carlo", "" ] ]
We study the perturbative Odderon in the quasidiffractive process gamma(*) gamma(*) to eta_c eta_c. At high energies this process is dominated by Odderon exchange and can be viewed as the theoretically cleanest test of the perturbative Odderon. We calculate the differential and total cross section, as well as the depen...
1505.07584
Ismail Turan
Soner Albayrak and Ismail Turan (METU, Ankara)
CPT-odd Photon in Vacuum-Orthogonal Model
21 pages, 6 tables, some clarifications in the text
null
null
null
hep-ph hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Lorentz and CPT violation in the photon sector with the operators of arbitrary mass dimension has been proposed in the context of Standard-Model Extension. The CPT-odd subset of this enlarged model is investigated from a quantum-field theoretical point of view. The generic forms of dispersion relations, polarization ...
[ { "created": "Thu, 28 May 2015 08:11:01 GMT", "version": "v1" }, { "created": "Wed, 3 Aug 2016 13:38:50 GMT", "version": "v2" } ]
2016-08-04
[ [ "Albayrak", "Soner", "", "METU, Ankara" ], [ "Turan", "Ismail", "", "METU, Ankara" ] ]
Lorentz and CPT violation in the photon sector with the operators of arbitrary mass dimension has been proposed in the context of Standard-Model Extension. The CPT-odd subset of this enlarged model is investigated from a quantum-field theoretical point of view. The generic forms of dispersion relations, polarization ve...
1402.5372
Michael Eides
Michael I. Eides and Valery A. Shelyuto
Muon Loop Light-by-Light Contribution to Hyperfine Splitting in Muonium
6 pages, 1 figure
Phys. Rev. Lett. 112, 173004 (2014)
10.1103/PhysRevLett.112.173004
UK/14-01
hep-ph physics.atom-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Three-loop corrections to hyperfine splitting in muonium generated by the gauge invariant sets of diagrams with muon and tauon loop light-by-light scattering blocks are calculated. These results complete calculations of all light-by-light scattering contributions to hyperfine splitting in muonium.
[ { "created": "Fri, 21 Feb 2014 17:57:55 GMT", "version": "v1" } ]
2014-05-07
[ [ "Eides", "Michael I.", "" ], [ "Shelyuto", "Valery A.", "" ] ]
Three-loop corrections to hyperfine splitting in muonium generated by the gauge invariant sets of diagrams with muon and tauon loop light-by-light scattering blocks are calculated. These results complete calculations of all light-by-light scattering contributions to hyperfine splitting in muonium.
1508.07413
Sannino Francesco
Francesco Sannino
Large N Scalars: From Glueballs to Dynamical Higgs Models
15 pages ReVTeX, 3 figures
Phys. Rev. D 93, 105011 (2016)
10.1103/PhysRevD.93.105011
CP3-Origins-2015-35 DNRF90, DIAS-2015-35
hep-ph hep-lat
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We construct effective Lagrangians, and corresponding counting schemes, valid to describe the dynamics of the lowest lying large N stable massive composite state emerging in strongly coupled theories. The large N counting rules can now be employed when computing quantum corrections via an effective Lagrangian descrip...
[ { "created": "Sat, 29 Aug 2015 06:52:30 GMT", "version": "v1" } ]
2016-05-18
[ [ "Sannino", "Francesco", "" ] ]
We construct effective Lagrangians, and corresponding counting schemes, valid to describe the dynamics of the lowest lying large N stable massive composite state emerging in strongly coupled theories. The large N counting rules can now be employed when computing quantum corrections via an effective Lagrangian descripti...
1610.09924
Avirup Shaw
Anindya Datta (University of Calcutta) and Avirup Shaw (Indian Association for the Cultivation of Science)
Effects of non-minimal Universal Extra Dimension on $B\rightarrow X_s\gamma$
Typos corrected, published version
Phys. Rev. D 95, 015033 (2017)
10.1103/PhysRevD.95.015033
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We estimate contributions from Kaluza-Klein excitations of third generation quarks and gauge bosons to the branching ratio of $B\rightarrow X_s\gamma$ decay process in 5-Dimensional Universal Extra Dimensional scenario with non-vanishing boundary localised terms. This model is conventionally known as non-minimal Univ...
[ { "created": "Mon, 31 Oct 2016 13:52:07 GMT", "version": "v1" }, { "created": "Thu, 2 Feb 2017 08:16:03 GMT", "version": "v2" } ]
2017-02-03
[ [ "Datta", "Anindya", "", "University of Calcutta" ], [ "Shaw", "Avirup", "", "Indian\n Association for the Cultivation of Science" ] ]
We estimate contributions from Kaluza-Klein excitations of third generation quarks and gauge bosons to the branching ratio of $B\rightarrow X_s\gamma$ decay process in 5-Dimensional Universal Extra Dimensional scenario with non-vanishing boundary localised terms. This model is conventionally known as non-minimal Univer...
hep-ph/9912508
Kevin E. Cahill
Kevin Cahill
B-L Neutrinos
13 pages, 2 figures; CP phase fixed; new figure
null
null
null
hep-ph
null
Neutrino masses and mixings are analyzed in terms of left-handed fields and a 6x6 complex symmetric mass matrix whose singular values are the neutrino masses. An angle theta_nu characterizes the kind of the neutrinos, with theta_nu=0 for Dirac neutrinos and theta_nu=pi/2 for Majorana neutrinos. At theta_nu = 0 baryon...
[ { "created": "Sun, 26 Dec 1999 12:19:27 GMT", "version": "v1" }, { "created": "Wed, 5 Jan 2000 07:11:32 GMT", "version": "v2" }, { "created": "Mon, 19 Jun 2000 23:40:26 GMT", "version": "v3" } ]
2007-05-23
[ [ "Cahill", "Kevin", "" ] ]
Neutrino masses and mixings are analyzed in terms of left-handed fields and a 6x6 complex symmetric mass matrix whose singular values are the neutrino masses. An angle theta_nu characterizes the kind of the neutrinos, with theta_nu=0 for Dirac neutrinos and theta_nu=pi/2 for Majorana neutrinos. At theta_nu = 0 baryon-m...
1501.07370
Martin Beneke
M. Beneke (TU Munich)
Unstable-particle effective field theory
14 pages, LaTeX, 12 figures, to appear in Nucl. Phys. (Proc. Suppl.) ,"Advances in Computational Particle Physics", Proceedings of the Final Meeting of the Collaborative Research Centre / Transregio 9 "Computational Particle Physics", Durbach, Germany, September 2014
null
null
TUM-HEP 975/15, SFB/CPP-14-118
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Unstable particles are notorious in perturbative quantum field theory for producing singular propagators in scattering amplitudes that require regularization by the finite width. In this review I discuss the construction of an effective field theory for unstable particles, based on the hierarchy of scales between the...
[ { "created": "Thu, 29 Jan 2015 08:12:18 GMT", "version": "v1" } ]
2015-01-30
[ [ "Beneke", "M.", "", "TU Munich" ] ]
Unstable particles are notorious in perturbative quantum field theory for producing singular propagators in scattering amplitudes that require regularization by the finite width. In this review I discuss the construction of an effective field theory for unstable particles, based on the hierarchy of scales between the m...
hep-ph/0611030
Werner Rodejohann
Kathrin A. Hochmuth, Werner Rodejohann
On Symmetric Lepton Mixing Matrices
9 pages, 1 figure. Comments added, to appear in PLB
Phys.Lett.B644:147-152,2007
10.1016/j.physletb.2006.11.042
MPP-2006-140
hep-ph
null
Contrary to the quark mixing matrix, the lepton mixing matrix could be symmetric. We study the phenomenological consequences of this possibility. In particular, we find that symmetry would imply that |U_{e3}| is larger than 0.16, i.e., above its current 2 sigma limit. The other mixing angles are also constrained and ...
[ { "created": "Thu, 2 Nov 2006 16:47:55 GMT", "version": "v1" }, { "created": "Fri, 24 Nov 2006 12:07:31 GMT", "version": "v2" } ]
2008-11-26
[ [ "Hochmuth", "Kathrin A.", "" ], [ "Rodejohann", "Werner", "" ] ]
Contrary to the quark mixing matrix, the lepton mixing matrix could be symmetric. We study the phenomenological consequences of this possibility. In particular, we find that symmetry would imply that |U_{e3}| is larger than 0.16, i.e., above its current 2 sigma limit. The other mixing angles are also constrained and CP...
1711.00102
Diogo Buarque Franzosi
Diogo Buarque Franzosi, Federica Fabbri, Steffen Schumann
Constraining scalar resonances with top-quark pair production at the LHC
34 pages, 17 figures
null
null
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Constraints on models which predict resonant top-quark pair production at the LHC are provided via a reinterpretation of the Standard Model (SM) particle level measurement of the top-anti-top invariant mass distribution, $m(t\bar{t})$. We make use of state-of-the-art Monte Carlo event simulation to perform a direct c...
[ { "created": "Tue, 31 Oct 2017 20:43:32 GMT", "version": "v1" }, { "created": "Tue, 27 Feb 2018 09:51:51 GMT", "version": "v2" } ]
2018-02-28
[ [ "Franzosi", "Diogo Buarque", "" ], [ "Fabbri", "Federica", "" ], [ "Schumann", "Steffen", "" ] ]
Constraints on models which predict resonant top-quark pair production at the LHC are provided via a reinterpretation of the Standard Model (SM) particle level measurement of the top-anti-top invariant mass distribution, $m(t\bar{t})$. We make use of state-of-the-art Monte Carlo event simulation to perform a direct com...
2006.14596
Arsenii Titov
Mikael Chala and Arsenii Titov
One-loop running of dimension-six Higgs-neutrino operators and implications of a large neutrino dipole moment
27 pages, 7 figures, 2 tables, 1 matrix; Feynman diagrams made nicer; typos corrected; matches version published in JHEP
JHEP 09 (2020) 188
10.1007/JHEP09(2020)188
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We compute the one-loop running of the dimension-six CP-even Higgs operators in the Standard Model effective field theory involving the right-handed component of the would-be Dirac neutrinos. We discuss the implications of a large Dirac neutrino magnetic dipole moment. In particular, we demonstrate that a neutrino ma...
[ { "created": "Thu, 25 Jun 2020 17:41:35 GMT", "version": "v1" }, { "created": "Wed, 30 Sep 2020 21:59:43 GMT", "version": "v2" } ]
2020-10-02
[ [ "Chala", "Mikael", "" ], [ "Titov", "Arsenii", "" ] ]
We compute the one-loop running of the dimension-six CP-even Higgs operators in the Standard Model effective field theory involving the right-handed component of the would-be Dirac neutrinos. We discuss the implications of a large Dirac neutrino magnetic dipole moment. In particular, we demonstrate that a neutrino magn...
hep-ph/9704369
Yuri Kovchegov
Yuri V. Kovchegov, A.H. Mueller (Columbia University), Samuel Wallon (Universitat Hamburg)
Unitarity Corrections and High Field Strengths in High Energy Hard Collisions
16 pages, LaTeX, 1 figure
Nucl.Phys. B507 (1997) 367-378
10.1016/S0550-3213(97)00567-1
CU-TP-825, DESY 97-072
hep-ph
null
Unitarity corrections to the BFKL description of high energy hard scattering are viewed in large $N_c$ QCD in light-cone quantization. In a center of mass frame unitarity corrections to high energy hard scattering are manifestly perturbatively calculable and unrelated to questions of parton saturation. In a frame whe...
[ { "created": "Mon, 21 Apr 1997 17:39:46 GMT", "version": "v1" } ]
2009-10-30
[ [ "Kovchegov", "Yuri V.", "", "Columbia University" ], [ "Mueller", "A. H.", "", "Columbia University" ], [ "Wallon", "Samuel", "", "Universitat Hamburg" ] ]
Unitarity corrections to the BFKL description of high energy hard scattering are viewed in large $N_c$ QCD in light-cone quantization. In a center of mass frame unitarity corrections to high energy hard scattering are manifestly perturbatively calculable and unrelated to questions of parton saturation. In a frame where...
2009.11798
Stefano Carrazza
Stefano Carrazza, Juan M. Cruz-Martinez, Christopher Schwan
Constructing PineAPPL grids on hardware accelerators
5 pages, 2 figures, LHCP2020 proceedings
null
null
null
hep-ph hep-ex physics.comp-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this proceedings we demonstrate how to implement and construct the PineAPPL grids, designed for fast-interpolation of Monte Carlo simulation with electroweak and QCD corrections, using the VegasFlow framework for Monte Carlo simulation on hardware accelerators. We provide an example of synchronous and asynchronous...
[ { "created": "Thu, 24 Sep 2020 16:39:30 GMT", "version": "v1" } ]
2020-09-25
[ [ "Carrazza", "Stefano", "" ], [ "Cruz-Martinez", "Juan M.", "" ], [ "Schwan", "Christopher", "" ] ]
In this proceedings we demonstrate how to implement and construct the PineAPPL grids, designed for fast-interpolation of Monte Carlo simulation with electroweak and QCD corrections, using the VegasFlow framework for Monte Carlo simulation on hardware accelerators. We provide an example of synchronous and asynchronous f...
1001.1978
Guy F. de T\'eramond
Stanley J. Brodsky and Guy de Teramond
AdS/QCD and Light Front Holography: A New Approximation to QCD
Invited talk, presented by SJB at the Fifth International Conference On Quarks and Nuclear Physics (QNP09), 21-26 Sep 2009, Beijing, China. Figure updated
Chin.Phys.C34:1-8,2010
null
SLAC-PUB-13876
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The combination of Anti-de Sitter space (AdS) methods with light-front holography leads to a semi-classical first approximation to the spectrum and wavefunctions of meson and baryon light-quark bound states. Starting from the bound-state Hamiltonian equation of motion in QCD, we derive relativistic light-front wave e...
[ { "created": "Tue, 12 Jan 2010 18:47:12 GMT", "version": "v1" }, { "created": "Mon, 12 Jul 2010 23:52:51 GMT", "version": "v2" } ]
2014-11-20
[ [ "Brodsky", "Stanley J.", "" ], [ "de Teramond", "Guy", "" ] ]
The combination of Anti-de Sitter space (AdS) methods with light-front holography leads to a semi-classical first approximation to the spectrum and wavefunctions of meson and baryon light-quark bound states. Starting from the bound-state Hamiltonian equation of motion in QCD, we derive relativistic light-front wave equ...
1905.04195
Soumya Sadhukhan
Akanksha Bhardwaj, Partha Konar, Tanumoy Mandal and Soumya Sadhukhan
Probing the inert doublet model using jet substructure with a multivariate analysis
21 pages, 11 figures, Text updated, Figure added, matches published PRD version
Phys. Rev. D 100, 055040 (2019)
10.1103/PhysRevD.100.055040
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We explore the challenging but phenomenologically interesting hierarchical mass spectrum of the Inert Doublet Model where relatively light dark matter along with much heavier scalar states can fully satisfy the constraints on the relic abundance and also fulfill other theoretical as well as collider and astrophysical...
[ { "created": "Fri, 10 May 2019 14:32:46 GMT", "version": "v1" }, { "created": "Wed, 9 Oct 2019 08:00:46 GMT", "version": "v2" } ]
2019-10-16
[ [ "Bhardwaj", "Akanksha", "" ], [ "Konar", "Partha", "" ], [ "Mandal", "Tanumoy", "" ], [ "Sadhukhan", "Soumya", "" ] ]
We explore the challenging but phenomenologically interesting hierarchical mass spectrum of the Inert Doublet Model where relatively light dark matter along with much heavier scalar states can fully satisfy the constraints on the relic abundance and also fulfill other theoretical as well as collider and astrophysical b...
1504.02606
Zi-qiang Zhang
Zi-qiang Zhang, Yan Wu, De-fu Hou
Melting temperature of heavy quarkonium with a holographic potential up to sub-leading order
4 pages, 1 figure
Chinese Physics C Vol. 40, No. 6 (2016) 064101
10.1088/1674-1137/40/6/064101
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A calculation of the melting temperatures of heavy quarkonium states with the holographic potential was introduced in a previous work. In this paper, we consider the holographic potential at sub-leading order, which permits finite coupling corrections to be taken into account. It is found that this correction lowers ...
[ { "created": "Fri, 10 Apr 2015 09:34:29 GMT", "version": "v1" }, { "created": "Thu, 31 Dec 2015 12:42:23 GMT", "version": "v2" } ]
2016-07-15
[ [ "Zhang", "Zi-qiang", "" ], [ "Wu", "Yan", "" ], [ "Hou", "De-fu", "" ] ]
A calculation of the melting temperatures of heavy quarkonium states with the holographic potential was introduced in a previous work. In this paper, we consider the holographic potential at sub-leading order, which permits finite coupling corrections to be taken into account. It is found that this correction lowers th...
hep-ph/0106006
Simone Pacetti
R. Baldini, E. Pasqualucci (INFN Laboratori Nazionali Frascati), S. Dubni\v{c}ka (Ist. of Physics of Bratislava), P. Gauzzi (U. and INFN of Roma) S. Pacetti (U. and INFN of Perugia), Y. Srivastava (U. and INFN of Perugia, Northeastern U. of Boston)
The Inverse Problem: Extracting Time-Like from Space-Like Data
4 pages, 8 figures, e^+e^- Physics at Intermediate Energies Workshop - Contribution T20
eConf C010430:T20,2001
null
null
hep-ph
null
A practical strategy is presented and successfully implemented to determine form factors in the time-like but unphysical (below threshold) region using dispersion relations, in a model independent way without any bias towards expected resonances. Space and time-like data have been employed along with a regularization...
[ { "created": "Fri, 1 Jun 2001 09:17:46 GMT", "version": "v1" } ]
2014-11-17
[ [ "Baldini", "R.", "", "INFN Laboratori Nazionali Frascati" ], [ "Pasqualucci", "E.", "", "INFN Laboratori Nazionali Frascati" ], [ "Dubnička", "S.", "", "Ist. of Physics of Bratislava" ], [ "Gauzzi", "P.", "", "U. and INFN of Roma" ], ...
A practical strategy is presented and successfully implemented to determine form factors in the time-like but unphysical (below threshold) region using dispersion relations, in a model independent way without any bias towards expected resonances. Space and time-like data have been employed along with a regularization s...
hep-ph/9803266
U. Meissner
Nadia Fettes, Ulf-G. Mei{\ss}ner and Sven Steininger
Pion-nucleon scattering in chiral perturbation theory I: Isospin-symmetric case
38 pp, LaTeX, uses epsf, 7 figs, additional remarks, one figure added, version to be published in Nucl.Phys.A
Nucl.Phys. A640 (1998) 199-234
10.1016/S0375-9474(98)00452-7
FZJ-IKP(TH)-1998-03
hep-ph nucl-th
null
We construct the complete effective chiral pion-nucleon Lagrangian to third order in small momenta based on relativistic chiral perturbation theory. We then perform the so-called heavy baryon limit and construct all terms up-to-and-including order $1/m^2$ with fixed and free coefficients. As an application, we discus...
[ { "created": "Fri, 6 Mar 1998 09:17:53 GMT", "version": "v1" }, { "created": "Wed, 26 Aug 1998 11:39:10 GMT", "version": "v2" } ]
2009-10-31
[ [ "Fettes", "Nadia", "" ], [ "Meißner", "Ulf-G.", "" ], [ "Steininger", "Sven", "" ] ]
We construct the complete effective chiral pion-nucleon Lagrangian to third order in small momenta based on relativistic chiral perturbation theory. We then perform the so-called heavy baryon limit and construct all terms up-to-and-including order $1/m^2$ with fixed and free coefficients. As an application, we discuss ...
2212.06186
Shufang Su
Shuailong Li, Huayang Song, Shufang Su, and Wei Su
Light Scalars at FASER
37 pages, 6 figures
null
10.1007/JHEP08(2023)001
null
hep-ph
http://creativecommons.org/licenses/by/4.0/
FASER, the ForwArd Search ExpeRiment, is a currently operating experiment at the Large Hadron Collider (LHC) that can detect light long-lived particles produced in the forward region of the LHC interacting point. In this paper, we study the prospect of detecting light CP-even and CP-odd scalars at FASER and FASER 2. ...
[ { "created": "Mon, 12 Dec 2022 19:01:17 GMT", "version": "v1" } ]
2023-08-16
[ [ "Li", "Shuailong", "" ], [ "Song", "Huayang", "" ], [ "Su", "Shufang", "" ], [ "Su", "Wei", "" ] ]
FASER, the ForwArd Search ExpeRiment, is a currently operating experiment at the Large Hadron Collider (LHC) that can detect light long-lived particles produced in the forward region of the LHC interacting point. In this paper, we study the prospect of detecting light CP-even and CP-odd scalars at FASER and FASER 2. Co...
hep-ph/0308196
Ignacio Navarro
Ignacio Navarro
Phenomenology of low-scale supersymmetry breaking models
18 pages, 4 figures, invited brief review for Modern Physics Letters A
Mod.Phys.Lett.A18:2227-2242,2003
10.1142/S0217732303011897
null
hep-ph
null
In this letter we consider the distinctive phenomenology of supersymmetric models in which the scale of SUSY breaking is very low, \sqrt{F}= O(TeV), focusing on the Higgs sector and the process of electroweak breaking. Using an effective Lagrangian description of the interactions between the observable fields and the...
[ { "created": "Tue, 19 Aug 2003 14:22:56 GMT", "version": "v1" } ]
2016-09-26
[ [ "Navarro", "Ignacio", "" ] ]
In this letter we consider the distinctive phenomenology of supersymmetric models in which the scale of SUSY breaking is very low, \sqrt{F}= O(TeV), focusing on the Higgs sector and the process of electroweak breaking. Using an effective Lagrangian description of the interactions between the observable fields and the S...
hep-ph/0602035
Arhrib Abdesslam
Abdesslam Arhrib and Wei-Shu Hou
Flavor Changing Neutral Currents involving Heavy Quarks with Four Generations
31 pages, 15 eps figures, version to appear in JHEP
JHEP 0607:009,2006
10.1088/1126-6708/2006/07/009
null
hep-ph
null
We study various FCNC involving heavy quarks in the Standard Model (SM) with a sequential fourth generation. After imposing $B\to X_s\gamma$, $B\to X_sl^+l^-$ and $Z\to b\bar{b}$ constraints, we find ${\cal B}(Z\to s\bar{b}+\bar{s}b)$ can be enhanced by an order of magnitude to $10^{-7}$, while $t\to cZ, cH$ decays c...
[ { "created": "Fri, 3 Feb 2006 12:48:50 GMT", "version": "v1" }, { "created": "Sun, 5 Feb 2006 06:05:56 GMT", "version": "v2" }, { "created": "Mon, 10 Jul 2006 15:38:03 GMT", "version": "v3" } ]
2010-02-03
[ [ "Arhrib", "Abdesslam", "" ], [ "Hou", "Wei-Shu", "" ] ]
We study various FCNC involving heavy quarks in the Standard Model (SM) with a sequential fourth generation. After imposing $B\to X_s\gamma$, $B\to X_sl^+l^-$ and $Z\to b\bar{b}$ constraints, we find ${\cal B}(Z\to s\bar{b}+\bar{s}b)$ can be enhanced by an order of magnitude to $10^{-7}$, while $t\to cZ, cH$ decays can...
hep-ph/9705354
John F. Dawson
Bogdan Mihaila, John F. Dawson, and Fred Cooper
Order 1/N corrections to the time-dependent Hartree approximation for a system of N+1 oscillators
14 pages, 11 figures. Submitted to Phys. Rev. D
Phys.Rev.D56:5400-5412,1997
10.1103/PhysRevD.56.5400
LA-UR-97-1673
hep-ph
null
We solve numerically to order 1/N the time evolution of a quantum dynamical system of N oscillators of mass m coupled quadratically to a massless dynamic variable. We use Schwinger's closed time path (CTP) formalism to derive the equations. We compare two methods which differ by terms of order 1/N^2. The first method...
[ { "created": "Mon, 19 May 1997 15:23:52 GMT", "version": "v1" } ]
2014-11-17
[ [ "Mihaila", "Bogdan", "" ], [ "Dawson", "John F.", "" ], [ "Cooper", "Fred", "" ] ]
We solve numerically to order 1/N the time evolution of a quantum dynamical system of N oscillators of mass m coupled quadratically to a massless dynamic variable. We use Schwinger's closed time path (CTP) formalism to derive the equations. We compare two methods which differ by terms of order 1/N^2. The first method i...
hep-ph/9810294
null
S.I. Bityukov (IHEP, Protvino), N.V. Krasnikov (INR, Moscow)
Gaugino pair production at LHC (CMS)
1 latex file (5 pages). To be published in Proceedings of PQFT98 Conference, Dubna, 13-17 July, 1998
null
null
null
hep-ph
null
We investigate \chi^{+/-}_1 \chi^0_2 pair production at LHC (CMS) with subsequent decays into leptons for the case of nonuniversal gaugino masses. Visibility of signal by an excess over SM background in 3l + no jets + E^{miss}_T events depends rather strongly on the relation between LSP mass \chi^0_1 and \chi^{+/-}_1...
[ { "created": "Thu, 8 Oct 1998 17:35:05 GMT", "version": "v1" } ]
2007-05-23
[ [ "Bityukov", "S. I.", "", "IHEP, Protvino" ], [ "Krasnikov", "N. V.", "", "INR, Moscow" ] ]
We investigate \chi^{+/-}_1 \chi^0_2 pair production at LHC (CMS) with subsequent decays into leptons for the case of nonuniversal gaugino masses. Visibility of signal by an excess over SM background in 3l + no jets + E^{miss}_T events depends rather strongly on the relation between LSP mass \chi^0_1 and \chi^{+/-}_1 m...
1805.05249
Paolo Parotto
Paolo Parotto, Marcus Bluhm, Debora Mroczek, Marlene Nahrgang, Jacquelyn Noronha-Hostler, Krishna Rajagopal, Claudia Ratti, Thomas Schaefer, Mikhail Stephanov
QCD equation of state matched to lattice data and exhibiting a critical point singularity
39 pages, 18 figures, 2 tables, version published in Phys.Rev.C
Phys. Rev. C 101, 034901 (2020)
10.1103/PhysRevC.101.034901
MIT-CTP-5015
hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We construct a family of equations of state for QCD in the temperature range 30 MeV $\leq T\leq$ 800 MeV and in the chemical potential range $0\leq \mu_B \leq$ 450 MeV. These equations of state match available lattice QCD results up to $\mathcal{O}(\mu_B^4)$ and in each of them we place a critical point in the 3D Isi...
[ { "created": "Mon, 14 May 2018 15:53:43 GMT", "version": "v1" }, { "created": "Thu, 5 Mar 2020 17:30:25 GMT", "version": "v2" } ]
2020-03-11
[ [ "Parotto", "Paolo", "" ], [ "Bluhm", "Marcus", "" ], [ "Mroczek", "Debora", "" ], [ "Nahrgang", "Marlene", "" ], [ "Noronha-Hostler", "Jacquelyn", "" ], [ "Rajagopal", "Krishna", "" ], [ "Ratti", "Claudia", ...
We construct a family of equations of state for QCD in the temperature range 30 MeV $\leq T\leq$ 800 MeV and in the chemical potential range $0\leq \mu_B \leq$ 450 MeV. These equations of state match available lattice QCD results up to $\mathcal{O}(\mu_B^4)$ and in each of them we place a critical point in the 3D Ising...
1610.08397
Lorenzo Tancredi
Amedeo Primo and Lorenzo Tancredi
On the maximal cut of Feynman integrals and the solution of their differential equations
25 pages, v2 minor typos fixed and references added, version accepted for publication on NPB
null
10.1016/j.nuclphysb.2016.12.021
TTP16-046
hep-ph hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The standard procedure for computing scalar multi-loop Feynman integrals consists in reducing them to a basis of so-called master integrals, derive differential equations in the external invariants satisfied by the latter and, finally, try to solve them as a Laurent series in $\epsilon = (4-d)/2$, where $d$ are the s...
[ { "created": "Wed, 26 Oct 2016 16:20:30 GMT", "version": "v1" }, { "created": "Fri, 20 Jan 2017 10:38:43 GMT", "version": "v2" } ]
2017-04-05
[ [ "Primo", "Amedeo", "" ], [ "Tancredi", "Lorenzo", "" ] ]
The standard procedure for computing scalar multi-loop Feynman integrals consists in reducing them to a basis of so-called master integrals, derive differential equations in the external invariants satisfied by the latter and, finally, try to solve them as a Laurent series in $\epsilon = (4-d)/2$, where $d$ are the spa...
0706.0454
Alexei Smirnov Yu
S. P. Mikheev and A. Yu. Smirnov
Neutrino oscillations in a variable-density medium and $\nu-$ bursts due to the gravitational collapse of stars
latex, 5 pages, 2 figures, comments (June 2007) added
Sov.Phys.JETP64:4-7,1986; Zh.Eksp.Teor.Fiz.91:7-13,1986
null
null
hep-ph
null
Under certain conditions, the propagation of a beam of oscillating neutrinos in a variable-density medium takes the form of an almost complete transformation of the initial type of neutrino into another type. The depth of oscillations is then negligible. The transformation can occur in the cores and envelopes of coll...
[ { "created": "Mon, 4 Jun 2007 15:32:59 GMT", "version": "v1" } ]
2008-11-26
[ [ "Mikheev", "S. P.", "" ], [ "Smirnov", "A. Yu.", "" ] ]
Under certain conditions, the propagation of a beam of oscillating neutrinos in a variable-density medium takes the form of an almost complete transformation of the initial type of neutrino into another type. The depth of oscillations is then negligible. The transformation can occur in the cores and envelopes of collap...
2105.13210
Hua Zhou
Hua Zhou, Qing Yu, Xu-Dong Huang, Xu-Chang Zheng, Xing-Gang Wu (Chongqing University)
The $P$-wave charmonium annihilation into two photons $\chi_{c0, c2}\rightarrow \gamma\gamma$ with high-order QCD corrections
null
null
10.1140/epjc/s10052-021-09424-x
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this paper, we present a new analysis on the $P$-wave charmonium annihilation into two photons up to next-to-next-to-leading order (NNLO) QCD corrections by using the principle of maximum conformality (PMC). The conventional perturbative QCD prediction shows strong scale dependence and deviates largely from the BE...
[ { "created": "Thu, 27 May 2021 14:55:57 GMT", "version": "v1" } ]
2021-07-28
[ [ "Zhou", "Hua", "", "Chongqing University" ], [ "Yu", "Qing", "", "Chongqing University" ], [ "Huang", "Xu-Dong", "", "Chongqing University" ], [ "Zheng", "Xu-Chang", "", "Chongqing University" ], [ "Wu", "Xing-Gang", "", ...
In this paper, we present a new analysis on the $P$-wave charmonium annihilation into two photons up to next-to-next-to-leading order (NNLO) QCD corrections by using the principle of maximum conformality (PMC). The conventional perturbative QCD prediction shows strong scale dependence and deviates largely from the BESI...
hep-ph/0508261
Sandy Donnachie
A Donnachie
A Comprehensive Approach to Structure Functions
Summary of talk given at the XIth International Conference on Elastic and Diffractive Scattering, Chateau de Blois, France, May 15-20, 2005
null
null
null
hep-ph
null
A model is presented based on a dipole picture with a hard and a soft pomeron. It is assumed that large dipoles couple to the soft pomeron and small dipoels couple to the hard pomeron. Most of the parameters of the model are predetermined from proton-proton scattering and the only free parameter is the radius Rc, def...
[ { "created": "Thu, 25 Aug 2005 08:38:31 GMT", "version": "v1" } ]
2007-05-23
[ [ "Donnachie", "A", "" ] ]
A model is presented based on a dipole picture with a hard and a soft pomeron. It is assumed that large dipoles couple to the soft pomeron and small dipoels couple to the hard pomeron. Most of the parameters of the model are predetermined from proton-proton scattering and the only free parameter is the radius Rc, defin...
2312.09189
Innes Bigaran
Innes Bigaran, Bogdan A. Dobrescu, Alessandro Russo
Mutually elusive: vectorlike antileptons and leptoquarks
11 pages, 10 figures. B -> K nu nubar constraint included in Figure 4, three new footnotes added, other minor revisions. Version accepted by PRD
null
10.1103/PhysRevD.109.055033
FERMILAB-PUB-23-661-T
hep-ph hep-ex
http://creativecommons.org/licenses/by/4.0/
We study the properties of vectorlike fermions that have the same gauge charges as the Standard Model lepton doublets, but opposite lepton number. These antileptons undergo decays mediated by heavier scalar leptoquarks, while the symmetries of this renormalizable model protect the vectorlike fermions and the leptoqua...
[ { "created": "Thu, 14 Dec 2023 18:11:30 GMT", "version": "v1" }, { "created": "Thu, 21 Mar 2024 22:10:05 GMT", "version": "v2" } ]
2024-03-25
[ [ "Bigaran", "Innes", "" ], [ "Dobrescu", "Bogdan A.", "" ], [ "Russo", "Alessandro", "" ] ]
We study the properties of vectorlike fermions that have the same gauge charges as the Standard Model lepton doublets, but opposite lepton number. These antileptons undergo decays mediated by heavier scalar leptoquarks, while the symmetries of this renormalizable model protect the vectorlike fermions and the leptoquark...
hep-ph/0504121
Jose L. Goity
J. L. Goity
1/Nc Countings in Baryons: Mixings and Decays
12 pages, 1 figure, 2 tables
null
10.1142/9789812701725_0014
JLAB-THY-05-314}
hep-ph
null
Based on a valence-quark picture of large Nc baryons, I describe in some detail the 1/Nc power counting for decays and spin-flavor configuration mixings in baryons.
[ { "created": "Fri, 15 Apr 2005 02:44:18 GMT", "version": "v1" } ]
2017-08-23
[ [ "Goity", "J. L.", "" ] ]
Based on a valence-quark picture of large Nc baryons, I describe in some detail the 1/Nc power counting for decays and spin-flavor configuration mixings in baryons.
2105.07210
Cyrin Neeraj
Arvind Bhaskar, Tanumoy Mandal, Subhadip Mitra, Cyrin Neeraj, Swapnil Raz
LHC Bounds on $R_{D^{(*)}}$ motivated Leptoquark Models
4 pages, 1 figure, Contribution to the proceedings of XXIV DAE-BRNS High Energy Physics Symposium 2020, NISER, Bhubaneswar, India, 14-18 December 2020
null
null
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Most of the popular explanations of the observed anomalies in the semileptonic $B$-meson decays involve TeV scale Leptoquarks (LQs). Among the various possible LQ models, two particular LQs -- $S_{1}(3, 1, 1/3)$ and $U_{1}(3, 1, 2/3)$ seem to be most promising. Here, we use current LHC data to constrain the $S_{1}(3,...
[ { "created": "Sat, 15 May 2021 12:09:37 GMT", "version": "v1" } ]
2021-05-18
[ [ "Bhaskar", "Arvind", "" ], [ "Mandal", "Tanumoy", "" ], [ "Mitra", "Subhadip", "" ], [ "Neeraj", "Cyrin", "" ], [ "Raz", "Swapnil", "" ] ]
Most of the popular explanations of the observed anomalies in the semileptonic $B$-meson decays involve TeV scale Leptoquarks (LQs). Among the various possible LQ models, two particular LQs -- $S_{1}(3, 1, 1/3)$ and $U_{1}(3, 1, 2/3)$ seem to be most promising. Here, we use current LHC data to constrain the $S_{1}(3, 1...
0910.5554
Nobuhiro Uekusa
Nobuhiro Uekusa
Mass ratio of W and Z bosons in SU(5) gauge-Higgs unification
22 pages
Mod.Phys.Lett.A25:1071-1097,2010
10.1142/S0217732310032950
OU-HET 646/2009
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the mass ratio of W and Z bosons in an SU(5) gauge-Higgs unification model with the left-right symmetry remaining locally for boundary conditions and with no scalar fields except for the extra-dimensional component of gauge bosons. We find that there are a variety of boundary conditions to yield distinct val...
[ { "created": "Thu, 29 Oct 2009 06:20:47 GMT", "version": "v1" } ]
2010-04-28
[ [ "Uekusa", "Nobuhiro", "" ] ]
We study the mass ratio of W and Z bosons in an SU(5) gauge-Higgs unification model with the left-right symmetry remaining locally for boundary conditions and with no scalar fields except for the extra-dimensional component of gauge bosons. We find that there are a variety of boundary conditions to yield distinct value...
0711.3137
Peter Richardson
M. Bahr, S. Gieseke, M. Gigg, D. Grellscheid, K. Hamilton, O. Latunde-Dada, S. Platzer, P. Richardson, M. H. Seymour, A. Sherstnev and B. R. Webber
Herwig++ 2.1 Release Note
Program available at http://projects.hepforge.org/herwig/
null
null
Cavendish-HEP-07/10, CERN-PH-TH/226, CP3-07-30, IPPP/07/89, DCPT/07/178, KA-TP-30
hep-ph
null
A new release of the Monte Carlo program Herwig++ (version 2.1) is now available. This version includes a number of significant improvements including: an eikonal multiple parton-parton scattering model of the underlying event; the inclusion of Beyond the Standard Model physics; and a new hadronic decay model tuned t...
[ { "created": "Tue, 20 Nov 2007 15:09:18 GMT", "version": "v1" } ]
2007-11-21
[ [ "Bahr", "M.", "" ], [ "Gieseke", "S.", "" ], [ "Gigg", "M.", "" ], [ "Grellscheid", "D.", "" ], [ "Hamilton", "K.", "" ], [ "Latunde-Dada", "O.", "" ], [ "Platzer", "S.", "" ], [ "Richardson", "...
A new release of the Monte Carlo program Herwig++ (version 2.1) is now available. This version includes a number of significant improvements including: an eikonal multiple parton-parton scattering model of the underlying event; the inclusion of Beyond the Standard Model physics; and a new hadronic decay model tuned to ...
hep-ph/9606364
Peter Morawitz
H.Dreiner, S.Lola, P.Morawitz
Chargino Pair Production at LEP2 with Broken R-Parity: 4-jet Final States
null
Phys.Lett. B389 (1996) 62-72
10.1016/S0370-2693(96)01236-1
null
hep-ph
null
We study the pair production of charginos in e+e- collisions followed by the decay via R-parity violating LQD operators. We determine the complete matrix element squared for chargino decays via LQD or LLE operators. We find regions in MSSM parameter space where the chargino mass is 52.5GeV and the R-parity violating ...
[ { "created": "Tue, 18 Jun 1996 23:01:25 GMT", "version": "v1" }, { "created": "Fri, 21 Jun 1996 09:07:32 GMT", "version": "v2" } ]
2019-08-17
[ [ "Dreiner", "H.", "" ], [ "Lola", "S.", "" ], [ "Morawitz", "P.", "" ] ]
We study the pair production of charginos in e+e- collisions followed by the decay via R-parity violating LQD operators. We determine the complete matrix element squared for chargino decays via LQD or LLE operators. We find regions in MSSM parameter space where the chargino mass is 52.5GeV and the R-parity violating de...
hep-ph/9402236
Christian Weiss
Yu. L. Kalinovsky and C. Weiss
Heavy--light mesons in a bilocal effective theory
(34 p., standard LaTeX, 7 PostScript figures appended) UNITUE-THEP-17/93
Z.Phys. C63 (1994) 275-290
10.1007/BF01411021
null
hep-ph
null
Heavy--light mesons are described in an effective quark theory with a two--body vector--type interaction. The bilocal interaction is taken to be instantaneous in the rest frame of the bound state, but formulated covariantly through the use of a boost vector. The chiral symmetry of the light flavor is broken spontaneo...
[ { "created": "Mon, 7 Feb 1994 18:27:56 GMT", "version": "v1" } ]
2009-10-28
[ [ "Kalinovsky", "Yu. L.", "" ], [ "Weiss", "C.", "" ] ]
Heavy--light mesons are described in an effective quark theory with a two--body vector--type interaction. The bilocal interaction is taken to be instantaneous in the rest frame of the bound state, but formulated covariantly through the use of a boost vector. The chiral symmetry of the light flavor is broken spontaneous...
hep-ph/0002041
Michael E. Peskin
Michael E. Peskin
Theoretical Summary Lecture for EPS HEP99
latex, 41 pages, 15 figures, 2 tables, to appear in the proceedings of the 1999 EPS High Energy Physics conference; minor corrections and 3 added references
null
null
SLAC-PUB-8351
hep-ph hep-ex
null
This is the proceedings article for the concluding lecture of the 1999 High Energy Physics Conference of the European Physical Society. In this article, I review a number of topics that were highlighted at the meeting and have more general importance in high energy physics. The major topics discussed include: (1) pre...
[ { "created": "Thu, 3 Feb 2000 17:15:01 GMT", "version": "v1" }, { "created": "Wed, 31 May 2000 23:48:53 GMT", "version": "v2" } ]
2007-05-23
[ [ "Peskin", "Michael E.", "" ] ]
This is the proceedings article for the concluding lecture of the 1999 High Energy Physics Conference of the European Physical Society. In this article, I review a number of topics that were highlighted at the meeting and have more general importance in high energy physics. The major topics discussed include: (1) preci...
hep-ph/0512365
Jaroslaw Nowak
Cezary Juszczak, Jaroslaw A. Nowak, Jan T. Sobczyk
Simulations from a new neutrino event generator
To appear in the proceedings of 4th International Workshop on Neutrino Nucleus Interactions in the Few GeV Region (NuInt05), Okayama, Japan, 26-29 September, 2005
null
10.1016/j.nuclphysbps.2006.08.069
null
hep-ph
null
We construct a new Monte Carlo generator of events for neutrino interactions. The dynamical models for quasi-elastic reactions, $\Delta$ excitation and more inelastic events described by the DIS formalism with the PDFs modified according to recent JLab data are used. We describe in detail single pion production chann...
[ { "created": "Thu, 29 Dec 2005 21:47:57 GMT", "version": "v1" } ]
2009-11-11
[ [ "Juszczak", "Cezary", "" ], [ "Nowak", "Jaroslaw A.", "" ], [ "Sobczyk", "Jan T.", "" ] ]
We construct a new Monte Carlo generator of events for neutrino interactions. The dynamical models for quasi-elastic reactions, $\Delta$ excitation and more inelastic events described by the DIS formalism with the PDFs modified according to recent JLab data are used. We describe in detail single pion production channel...
hep-ph/0609047
Andrea Romanino
Luca Ferretti, Stephen F. King, Andrea Romanino
Flavour from accidental symmetries
15 pages, 1 eps figure, references added
JHEP0611:078,2006
10.1088/1126-6708/2006/11/078
null
hep-ph
null
We consider a new approach to fermion masses and mixings in which no special "horizontal" dynamics is invoked to account for the hierarchical pattern of charged fermion masses and for the peculiar features of neutrino masses. The hierarchy follows from the vertical, family-independent structure of the model, in parti...
[ { "created": "Tue, 5 Sep 2006 14:32:33 GMT", "version": "v1" }, { "created": "Thu, 16 Nov 2006 09:49:40 GMT", "version": "v2" } ]
2009-11-11
[ [ "Ferretti", "Luca", "" ], [ "King", "Stephen F.", "" ], [ "Romanino", "Andrea", "" ] ]
We consider a new approach to fermion masses and mixings in which no special "horizontal" dynamics is invoked to account for the hierarchical pattern of charged fermion masses and for the peculiar features of neutrino masses. The hierarchy follows from the vertical, family-independent structure of the model, in particu...
2212.06057
Christian Kohlf\"urst
Christian Kohlf\"urst
The Heisenberg-Wigner formalism for transverse fields
25 pages
null
null
null
hep-ph hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We discuss the Heisenberg-Wigner phase-space formalism in quantum electrodynamics as well as scalar quantum electrodynamics with respect to transverse fields. In regard to the special characteristics of such field types we derive modified transport equations such that particle momenta perpendicular to the propagation...
[ { "created": "Mon, 12 Dec 2022 17:26:45 GMT", "version": "v1" } ]
2022-12-13
[ [ "Kohlfürst", "Christian", "" ] ]
We discuss the Heisenberg-Wigner phase-space formalism in quantum electrodynamics as well as scalar quantum electrodynamics with respect to transverse fields. In regard to the special characteristics of such field types we derive modified transport equations such that particle momenta perpendicular to the propagation d...
2401.05644
Pijushpani Bhattacharjee
Pijushpani Bhattacharjee, Kamales Kar
Elastic scattering of supernova neutrinos with electrons in xenon
Replaced with revised version; References added; minor changes in text; 12 pages Latex, 3 Figures
null
null
null
hep-ph astro-ph.HE
http://creativecommons.org/licenses/by/4.0/
Neutrinos from a Galactic core collapse supernova can undergo elastic scattering with electrons in xenon atoms in liquid xenon based dark matter detectors giving rise to electrons of kinetic energy up to a few MeV. We calculate the scattered electron spectrum and the number of such elastic scattering events expected ...
[ { "created": "Thu, 11 Jan 2024 03:38:54 GMT", "version": "v1" }, { "created": "Fri, 19 Jan 2024 03:41:17 GMT", "version": "v2" } ]
2024-01-22
[ [ "Bhattacharjee", "Pijushpani", "" ], [ "Kar", "Kamales", "" ] ]
Neutrinos from a Galactic core collapse supernova can undergo elastic scattering with electrons in xenon atoms in liquid xenon based dark matter detectors giving rise to electrons of kinetic energy up to a few MeV. We calculate the scattered electron spectrum and the number of such elastic scattering events expected fo...
2302.11906
Sudeep Saha Mr.
Jai More, Asmita Mukherjee, Sreeraj Nair and Sudeep Saha
Gluon contribution to the mechanical properties of a dressed quark in light-front Hamiltonian QCD
17 pages, 8 figures
null
10.1103/PhysRevD.107.116005
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We calculate the contribution to the gravitational form factors (GFFs) from the gluon part of the energy-momentum tensor in QCD. We take a simple spin $1/2$ composite state, namely a quark dressed with a gluon. We use the light-front Hamiltonian QCD approach in the light-front gauge. We also present the effect of the...
[ { "created": "Thu, 23 Feb 2023 10:27:35 GMT", "version": "v1" } ]
2023-06-21
[ [ "More", "Jai", "" ], [ "Mukherjee", "Asmita", "" ], [ "Nair", "Sreeraj", "" ], [ "Saha", "Sudeep", "" ] ]
We calculate the contribution to the gravitational form factors (GFFs) from the gluon part of the energy-momentum tensor in QCD. We take a simple spin $1/2$ composite state, namely a quark dressed with a gluon. We use the light-front Hamiltonian QCD approach in the light-front gauge. We also present the effect of the g...
hep-ph/9506364
null
Jonathan L. Rosner
Present and Future Aspects of CP Violation
58 pages, latex, 14 uuencoded figures sent separately
null
null
EFI-95-36
hep-ph
null
This series of five lectures describes aspects of CP violation, emphasizing its description within the standard electroweak model. After discussing the kaon system, the only place in which CP violation has been seen so far, we turn to the leading contender for the effect, complex phases in the Cabibbo-Kobayashi-Maska...
[ { "created": "Mon, 19 Jun 1995 18:53:59 GMT", "version": "v1" } ]
2007-05-23
[ [ "Rosner", "Jonathan L.", "" ] ]
This series of five lectures describes aspects of CP violation, emphasizing its description within the standard electroweak model. After discussing the kaon system, the only place in which CP violation has been seen so far, we turn to the leading contender for the effect, complex phases in the Cabibbo-Kobayashi-Maskawa...
1009.3423
Alexei Prokudin
Vincenzo Barone, Stefano Melis, Alexei Prokudin
Azimuthal asymmetries in unpolarized Drell-Yan processes and the Boer-Mulders distributions of antiquarks
7 pages, 3 figures
Phys.Rev.D82:114025,2010
10.1103/PhysRevD.82.114025
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Using a previous extraction of the quark Boer-Mulders distributions from semiinclusive deep inelastic scattering data, we fit the unpolarized Drell-Yan data on the $\cos 2 \phi$ asymmetry, determining the antiquark Boer-Mulders distributions. A good agreement with the data is found in the region of low $q_T$, where t...
[ { "created": "Fri, 17 Sep 2010 13:35:23 GMT", "version": "v1" } ]
2011-01-20
[ [ "Barone", "Vincenzo", "" ], [ "Melis", "Stefano", "" ], [ "Prokudin", "Alexei", "" ] ]
Using a previous extraction of the quark Boer-Mulders distributions from semiinclusive deep inelastic scattering data, we fit the unpolarized Drell-Yan data on the $\cos 2 \phi$ asymmetry, determining the antiquark Boer-Mulders distributions. A good agreement with the data is found in the region of low $q_T$, where the...
0807.1038
Jorge Noronha
Jorge Noronha, Miklos Gyulassy, and Giorgio Torrieri
Di-Jet Conical Correlations Associated with Heavy Quark Jets in anti--de Sitter Space/Conformal Field Theory Correspondence
4 pages, 2 figures, version published in Physical Review Letters
Phys.Rev.Lett.102:102301,2009
10.1103/PhysRevLett.102.102301
null
hep-ph hep-th nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We show that far zone Mach and diffusion wake ``holograms'' produced by supersonic strings in anti--de Sitter space/conformal field theory (AdS/CFT) correspondence do not lead to observable conical angular correlations in the strict $N_c\to\infty$ supergravity limit if Cooper-Frye hadronization is assumed. However, a...
[ { "created": "Mon, 7 Jul 2008 15:25:26 GMT", "version": "v1" }, { "created": "Mon, 16 Mar 2009 14:46:49 GMT", "version": "v2" } ]
2009-04-08
[ [ "Noronha", "Jorge", "" ], [ "Gyulassy", "Miklos", "" ], [ "Torrieri", "Giorgio", "" ] ]
We show that far zone Mach and diffusion wake ``holograms'' produced by supersonic strings in anti--de Sitter space/conformal field theory (AdS/CFT) correspondence do not lead to observable conical angular correlations in the strict $N_c\to\infty$ supergravity limit if Cooper-Frye hadronization is assumed. However, a s...
hep-ph/0408259
Edmond Berger
Edmond L. Berger
Determination of the HWW and HZZ Couplings at the LHC
5 pages, 1 figure. To be published in the Proceedings of the 12th International Conference on Supersymmetry and Unification of Fundamental Interactions (SUSY 2004) June 17-23, 2004, Tsukuba, Japan
null
null
ANL-HEP-CP-04-79
hep-ph
null
The weak boson fusion process for neutral Higgs boson production is investigated with particular attention to the accuracy with which the Higgs boson couplings to weak bosons can be determined in final states that contain a Higgs boson plus at least two jets at CERN Large Hadron Collider energies. We determine that a...
[ { "created": "Tue, 24 Aug 2004 17:46:56 GMT", "version": "v1" } ]
2007-05-23
[ [ "Berger", "Edmond L.", "" ] ]
The weak boson fusion process for neutral Higgs boson production is investigated with particular attention to the accuracy with which the Higgs boson couplings to weak bosons can be determined in final states that contain a Higgs boson plus at least two jets at CERN Large Hadron Collider energies. We determine that an ...
2304.07782
ChunHao Fu
ChunHao Fu and Jun Gao
Constraint for a light charged Higgs boson and its neutral partners from top quark pairs at the LHC
10 pages, 9 figures; v2 matches the published version
Phys. Rev. D, 108, 035007 (2023)
10.1103/PhysRevD.108.035007
null
hep-ph hep-ex
http://creativecommons.org/licenses/by/4.0/
The charged Higgs boson plays an essential role in distinguishing between a wide variety of standard model extensions with multiple Higgs doublets, and has been searched for in various collider experiments. This paper expands our previous work to a broader Higgs mass space with discussions on subsequent issues. We st...
[ { "created": "Sun, 16 Apr 2023 13:31:34 GMT", "version": "v1" }, { "created": "Fri, 4 Aug 2023 14:56:13 GMT", "version": "v2" } ]
2023-09-12
[ [ "Fu", "ChunHao", "" ], [ "Gao", "Jun", "" ] ]
The charged Higgs boson plays an essential role in distinguishing between a wide variety of standard model extensions with multiple Higgs doublets, and has been searched for in various collider experiments. This paper expands our previous work to a broader Higgs mass space with discussions on subsequent issues. We stud...
1901.06426
Renato Zamora
M. Correa, M. Loewe, D. Valenzuela and R. Zamora
Magnetic renormalons in a scalar self interacting $\lambda \phi^{4}$ theory
7 pages, 4 figures. Typos and misprints have been corrected. Explicit calculations have also been given, the conclusions remain the same as in the first version. Accepted for publication in Phys. Rev. D
Phys. Rev. D 99, 096024 (2019)
10.1103/PhysRevD.99.096024
null
hep-ph hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present an analysis about the influence of an external magnetic field on renormalons in a self interacting theory $\lambda \phi ^{4}$. In the weak magnetic field region, using an appropriate expansion for the Schwinger propagator's, we find new renormalons as poles on the real axis of the Borel plane, whose positi...
[ { "created": "Fri, 18 Jan 2019 21:56:37 GMT", "version": "v1" }, { "created": "Sat, 4 May 2019 00:05:20 GMT", "version": "v2" } ]
2019-06-05
[ [ "Correa", "M.", "" ], [ "Loewe", "M.", "" ], [ "Valenzuela", "D.", "" ], [ "Zamora", "R.", "" ] ]
We present an analysis about the influence of an external magnetic field on renormalons in a self interacting theory $\lambda \phi ^{4}$. In the weak magnetic field region, using an appropriate expansion for the Schwinger propagator's, we find new renormalons as poles on the real axis of the Borel plane, whose position...
1405.4868
Felix Br\"ummer
Felix Brummer, Valerie Domcke and Veronica Sanz
GUT-scale inflation with sizeable tensor modes
15 pages, 3 figures; v2: matches journal version
JCAP08 (2014) 066
10.1088/1475-7516/2014/08/066
SISSA-21/2014/FISI
hep-ph astro-ph.CO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A sizeable tensor-to-scalar ratio, such as recently claimed by BICEP2, would imply a scale of inflation at the typical scale of supersymmetric grand unification. This could be an accident, or strong support for supersymmetric theories. Models of F-term hybrid inflation naturally connect the GUT scale with the inflati...
[ { "created": "Mon, 19 May 2014 20:00:27 GMT", "version": "v1" }, { "created": "Tue, 16 Sep 2014 08:03:48 GMT", "version": "v2" } ]
2015-06-19
[ [ "Brummer", "Felix", "" ], [ "Domcke", "Valerie", "" ], [ "Sanz", "Veronica", "" ] ]
A sizeable tensor-to-scalar ratio, such as recently claimed by BICEP2, would imply a scale of inflation at the typical scale of supersymmetric grand unification. This could be an accident, or strong support for supersymmetric theories. Models of F-term hybrid inflation naturally connect the GUT scale with the inflation...
hep-ph/0606130
Sechul Oh
Richard Arnowitt, Bhaskar Dutta, Bo Hu and Sechul Oh
$B_s - \bar B_s$ Mixing and Its Implication for $b \to s$ Transitions in Supersymmetry
13 pages, 5 figures
Phys.Lett.B641:305-309,2006
10.1016/j.physletb.2006.08.065
null
hep-ph
null
We investigate the effect of the current measurement of the neutral $B_s$ meson mass difference, $\Delta M_{B_s}$, on SUGRA models which have non-zero values of the soft breaking terms $(m^2_{LL,RR})_{23}$ and $A^{u,d}_{23}$ at the GUT scale. We use non-zero values of these parameter to explain the $B\to K\pi$ puzzle...
[ { "created": "Sun, 11 Jun 2006 20:01:41 GMT", "version": "v1" } ]
2008-11-26
[ [ "Arnowitt", "Richard", "" ], [ "Dutta", "Bhaskar", "" ], [ "Hu", "Bo", "" ], [ "Oh", "Sechul", "" ] ]
We investigate the effect of the current measurement of the neutral $B_s$ meson mass difference, $\Delta M_{B_s}$, on SUGRA models which have non-zero values of the soft breaking terms $(m^2_{LL,RR})_{23}$ and $A^{u,d}_{23}$ at the GUT scale. We use non-zero values of these parameter to explain the $B\to K\pi$ puzzle a...
0709.4039
Gabriel Lopez-Castro
A. Flores-Tlalpa and G. Lopez Castro
(\omega, \phi) P^- decays of tau leptons
15 pages, 3 figures
Phys.Rev.D77:113011,2008
10.1103/PhysRevD.77.113011
null
hep-ph
null
The \tau -> (\omega, \phi)P^-\nu decays, where P^-=\pi^-, K^-, are considered within a phenomenological model with dominance of meson intermediate states. We assume SU(3) flavor symmetry to fix some of the unknown strong interaction couplings. Our predictions for the \tau -> \phi (\pi^-, K^-)\nu branching fractions a...
[ { "created": "Tue, 25 Sep 2007 20:59:47 GMT", "version": "v1" } ]
2008-11-26
[ [ "Flores-Tlalpa", "A.", "" ], [ "Castro", "G. Lopez", "" ] ]
The \tau -> (\omega, \phi)P^-\nu decays, where P^-=\pi^-, K^-, are considered within a phenomenological model with dominance of meson intermediate states. We assume SU(3) flavor symmetry to fix some of the unknown strong interaction couplings. Our predictions for the \tau -> \phi (\pi^-, K^-)\nu branching fractions are...
hep-ph/0511204
Manuel Valverde
J. Nieves, M. Valverde, M. J. Vicente Vacas
Inclusive Nucleon Emission Induced by Quasi--Elastic Neutrino--Nucleus Interactions
23 pages, 17 figures; Version 2: few typos corrected
Phys.Rev.C73:025504,2006
10.1103/PhysRevC.73.025504
null
hep-ph nucl-th
null
We study the quasi--elastic contribution to the inclusive $(\nu_l,\nu_l N)$, $(\nu_l,l^- N)$, $({\bar \nu}_l,{\bar \nu}_l N)$ and $({\bar \nu}_l,l^+ N)$ reactions in nuclei using a Monte Carlo simulation method to account for the rescattering of the outgoing nucleon. As input, we take the reaction probability from th...
[ { "created": "Wed, 16 Nov 2005 19:40:21 GMT", "version": "v1" }, { "created": "Fri, 5 May 2006 15:12:18 GMT", "version": "v2" } ]
2008-11-26
[ [ "Nieves", "J.", "" ], [ "Valverde", "M.", "" ], [ "Vacas", "M. J. Vicente", "" ] ]
We study the quasi--elastic contribution to the inclusive $(\nu_l,\nu_l N)$, $(\nu_l,l^- N)$, $({\bar \nu}_l,{\bar \nu}_l N)$ and $({\bar \nu}_l,l^+ N)$ reactions in nuclei using a Monte Carlo simulation method to account for the rescattering of the outgoing nucleon. As input, we take the reaction probability from the ...
hep-ph/9705292
Matthias Neubert
Matthias Neubert (CERN), Berthold Stech (Heidelberg)
Non-Leptonic Weak Decays of B Mesons
two references added and one entry in Table 9 corrected; to appear in the Second Edition of "Heavy Flavours", edited by A.J. Buras and M. Lindner (World Scientific, Singapore)
Adv.Ser.Direct.High Energy Phys.15:294-344,1998
10.1142/9789812812667_0004
CERN-TH/97-99, HD-THEP-97-23
hep-ph
null
We present a detailed study of non-leptonic two-body decays of B mesons based on a generalized factorization hypothesis. We discuss the structure of non-factorizable corrections and present arguments in favour of a simple phenomenological description of their effects. To evaluate the relevant transition form factors ...
[ { "created": "Mon, 12 May 1997 13:04:43 GMT", "version": "v1" }, { "created": "Thu, 22 May 1997 12:52:57 GMT", "version": "v2" } ]
2016-11-03
[ [ "Neubert", "Matthias", "", "CERN" ], [ "Stech", "Berthold", "", "Heidelberg" ] ]
We present a detailed study of non-leptonic two-body decays of B mesons based on a generalized factorization hypothesis. We discuss the structure of non-factorizable corrections and present arguments in favour of a simple phenomenological description of their effects. To evaluate the relevant transition form factors in...
1508.03051
Enrique Fernandez-Martinez
Enrique Fernandez-Martinez, Josu Hernandez-Garcia, Jacobo Lopez-Pavon and Michele Lucente
Loop level constraints on Seesaw neutrino mixing
29 pages, 9 eps figures. References added. Accepted in JHEP
JHEP 1510 (2015) 130
10.1007/JHEP10(2015)130
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We perform a detailed study of the importance of loop corrections when deriving bounds on heavy-active neutrino mixing in the context of general Seesaw mechanisms with extra heavy right-handed neutrinos. We find that, for low-scale Seesaws with an approximate $B-L$ symmetry characterized by electroweak scale Majorana...
[ { "created": "Wed, 12 Aug 2015 20:08:40 GMT", "version": "v1" }, { "created": "Tue, 20 Oct 2015 15:29:22 GMT", "version": "v2" } ]
2015-10-30
[ [ "Fernandez-Martinez", "Enrique", "" ], [ "Hernandez-Garcia", "Josu", "" ], [ "Lopez-Pavon", "Jacobo", "" ], [ "Lucente", "Michele", "" ] ]
We perform a detailed study of the importance of loop corrections when deriving bounds on heavy-active neutrino mixing in the context of general Seesaw mechanisms with extra heavy right-handed neutrinos. We find that, for low-scale Seesaws with an approximate $B-L$ symmetry characterized by electroweak scale Majorana m...
1606.00574
Grigorios Chachamis
F. Caporale, F. G. Celiberto, G. Chachamis, D. Gordo Gomez, A. Sabio Vera
Inclusive Four-jet Production at 7 and 13 TeV: Azimuthal Profile in Multi-Regge Kinematics
19 pages, 8 figures; v2: published version
null
10.1140/epjc/s10052-016-4557-z
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Recently, new observables in LHC inclusive events with three tagged jets were proposed. Here, we extend that proposal to events with four tagged jets. The events are characterised by one jet in the forward direction, one in the backward direction with a large rapidity distance $Y$ from the first one and two more jets...
[ { "created": "Thu, 2 Jun 2016 08:09:19 GMT", "version": "v1" }, { "created": "Mon, 3 Apr 2017 18:38:33 GMT", "version": "v2" } ]
2017-04-05
[ [ "Caporale", "F.", "" ], [ "Celiberto", "F. G.", "" ], [ "Chachamis", "G.", "" ], [ "Gomez", "D. Gordo", "" ], [ "Vera", "A. Sabio", "" ] ]
Recently, new observables in LHC inclusive events with three tagged jets were proposed. Here, we extend that proposal to events with four tagged jets. The events are characterised by one jet in the forward direction, one in the backward direction with a large rapidity distance $Y$ from the first one and two more jets t...
2303.12983
Shu Tian Eu
George N. Wojcik, Lisa L. Everett, Shu Tian Eu and Ricardo Ximenes
Lepton Flavor Portal Matter
48 pages, 20 figures
null
null
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The paradigm of portal matter represents a well-motivated extension to models with kinetic mixing/vector portal dark matter. In previous work, we constructed a simple leptonic portal matter model in which the portal matter fields could mediate a new physics correction to the anomalous magnetic moment of the muon cons...
[ { "created": "Thu, 23 Mar 2023 01:20:26 GMT", "version": "v1" }, { "created": "Tue, 11 Jul 2023 13:21:12 GMT", "version": "v2" } ]
2023-07-12
[ [ "Wojcik", "George N.", "" ], [ "Everett", "Lisa L.", "" ], [ "Eu", "Shu Tian", "" ], [ "Ximenes", "Ricardo", "" ] ]
The paradigm of portal matter represents a well-motivated extension to models with kinetic mixing/vector portal dark matter. In previous work, we constructed a simple leptonic portal matter model in which the portal matter fields could mediate a new physics correction to the anomalous magnetic moment of the muon consis...
1906.09002
Zhenyang Wang
Zhen-Yang Wang, Jing-Juan Qi, Qi-Xin Yu, Xin-Heng Guo
$B_{s1}(5778)$ as a $B^*\bar{K}$ molecule in the Bethe-Salpeter equation approach
null
Phys. Rev. D 100, 096009 (2019)
10.1103/PhysRevD.100.096009
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We interpret the $B_{s1}(5778)$ as an $S$-wave $B^\ast\bar{K}$ molecular state in the Bethe-Salpeter equation approach. In the ladder and instantaneous approximations, and with the kernel containing one-particle-exchange diagrams and introducing three different form factors (monopole, dipole, and exponential form fac...
[ { "created": "Fri, 21 Jun 2019 08:23:19 GMT", "version": "v1" }, { "created": "Fri, 25 Oct 2019 01:21:14 GMT", "version": "v2" } ]
2019-11-20
[ [ "Wang", "Zhen-Yang", "" ], [ "Qi", "Jing-Juan", "" ], [ "Yu", "Qi-Xin", "" ], [ "Guo", "Xin-Heng", "" ] ]
We interpret the $B_{s1}(5778)$ as an $S$-wave $B^\ast\bar{K}$ molecular state in the Bethe-Salpeter equation approach. In the ladder and instantaneous approximations, and with the kernel containing one-particle-exchange diagrams and introducing three different form factors (monopole, dipole, and exponential form facto...
hep-ph/0212289
Holger Mueller
Holger Mueller, Claus Braxmaier, Sven Herrmann, Achim Peters, and Claus Laemmerzahl
Electromagnetic cavities and Lorentz invariance violation
7 pages, 2 figures, 1 table
Phys.Rev. D67 (2003) 056006
10.1103/PhysRevD.67.056006
null
hep-ph
null
Within the model of a Lorentz violating extension of the Maxwell sector of the standard model, modified light propagation leads to a change of the resonance frequency of an electromagnetic cavity, allowing cavity tests of Lorentz violation. However, the frequency is also affected by a material-dependent length change...
[ { "created": "Thu, 19 Dec 2002 14:06:09 GMT", "version": "v1" }, { "created": "Sat, 29 Mar 2003 17:00:20 GMT", "version": "v2" } ]
2009-11-07
[ [ "Mueller", "Holger", "" ], [ "Braxmaier", "Claus", "" ], [ "Herrmann", "Sven", "" ], [ "Peters", "Achim", "" ], [ "Laemmerzahl", "Claus", "" ] ]
Within the model of a Lorentz violating extension of the Maxwell sector of the standard model, modified light propagation leads to a change of the resonance frequency of an electromagnetic cavity, allowing cavity tests of Lorentz violation. However, the frequency is also affected by a material-dependent length change o...
2110.08274
Stefano Forte
Richard D. Ball, Stefano Forte and Roy Stegeman
Correlation and Combination of Sets of Parton Distributions
21 pages, 9 figures. Final version published in EPJC: clarifications on data replicas and functional uncertainties added, typos corrected, references updated
null
null
Edinburgh 2021/19, TIF-UNIMI-2021-5
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the correlation between different sets of parton distributions (PDFs). Specifically, viewing different PDF sets as distinct determinations, generally correlated, of the same underlying physical quantity, we examine the extent to which the correlation between them is due to the underlying data. We do this bot...
[ { "created": "Fri, 15 Oct 2021 18:00:00 GMT", "version": "v1" }, { "created": "Wed, 8 Dec 2021 11:39:31 GMT", "version": "v2" } ]
2021-12-09
[ [ "Ball", "Richard D.", "" ], [ "Forte", "Stefano", "" ], [ "Stegeman", "Roy", "" ] ]
We study the correlation between different sets of parton distributions (PDFs). Specifically, viewing different PDF sets as distinct determinations, generally correlated, of the same underlying physical quantity, we examine the extent to which the correlation between them is due to the underlying data. We do this both ...
0711.2635
Elizabeth Werbos
Elizabeth S. Werbos
The chiral condensate in a constant electromagnetic field at O(p^6)
7 pages, 4 figures
Phys.Rev.C77:065202,2008
10.1103/PhysRevC.77.065202
null
hep-ph
null
We examine the shift in the chiral condensate due to a constant electromagnetic field at ${\cal O}(p^6)$ using SU(2) chiral perturbation theory and a realistic $M_\pi = 140 \textrm{MeV}$. We find that this value differs significantly from the value calculated using $M_\pi = 0$, while the magnitude of the two-loop cor...
[ { "created": "Fri, 16 Nov 2007 15:16:34 GMT", "version": "v1" } ]
2008-11-26
[ [ "Werbos", "Elizabeth S.", "" ] ]
We examine the shift in the chiral condensate due to a constant electromagnetic field at ${\cal O}(p^6)$ using SU(2) chiral perturbation theory and a realistic $M_\pi = 140 \textrm{MeV}$. We find that this value differs significantly from the value calculated using $M_\pi = 0$, while the magnitude of the two-loop corre...
hep-ph/9508273
null
H. M. Asatrian, A. N. Ioannisian
The Neutrino Masses in SUSY GUT
Latex file, 14 pages
Phys.Atom.Nucl. 59 (1996) 1768-1773; Yad.Fiz. 59N10 (1996) 1831-1836
null
YerPhI 1450(20)-95
hep-ph
null
The neutrino mass problem in $SU(4) \times SU(2)_{L} \times SU(2)_{R}$ SUSY GUT obtained from the compactification of $E_{8} \times E_{8}$ heterotic string is analyzed. The estimated values of the neutrino masses and mixing angles can explain the experimental data on solar neutrino flux.
[ { "created": "Wed, 9 Aug 1995 15:33:52 GMT", "version": "v1" } ]
2007-05-23
[ [ "Asatrian", "H. M.", "" ], [ "Ioannisian", "A. N.", "" ] ]
The neutrino mass problem in $SU(4) \times SU(2)_{L} \times SU(2)_{R}$ SUSY GUT obtained from the compactification of $E_{8} \times E_{8}$ heterotic string is analyzed. The estimated values of the neutrino masses and mixing angles can explain the experimental data on solar neutrino flux.
hep-ph/9507386
null
U. Chattopadhyay, Pran Nath (Northeastern University, Boston)
Probing Supergravity Grand Unification in the Brookhaven g-2 Experiment
27 pages, Latex, uuencoded figure file to be obtained and processed separately for two figures. Figures may also be sent on request by mail
Phys.Rev.D53:1648-1657,1996
10.1103/PhysRevD.53.1648
NSF-ITP-95-64, NUB-TH-3125/95
hep-ph
null
A quantitative analysis of $\amu\equiv{1\over 2}(g-2)_\mu$ within the framework of Supergravity Grand Unification and radiative breaking of the electro-weak symmetry is given. It is found that $a_{\mu}^{SUSY}$ is dominated by the chiral interference term from the light chargino exchange, and that this term carries a ...
[ { "created": "Sun, 23 Jul 1995 22:30:17 GMT", "version": "v1" }, { "created": "Mon, 24 Jul 1995 05:03:05 GMT", "version": "v2" } ]
2014-11-17
[ [ "Chattopadhyay", "U.", "", "Northeastern University, Boston" ], [ "Nath", "Pran", "", "Northeastern University, Boston" ] ]
A quantitative analysis of $\amu\equiv{1\over 2}(g-2)_\mu$ within the framework of Supergravity Grand Unification and radiative breaking of the electro-weak symmetry is given. It is found that $a_{\mu}^{SUSY}$ is dominated by the chiral interference term from the light chargino exchange, and that this term carries a si...
1601.06761
Ufuk Aydemir
Ufuk Aydemir, Tanumoy Mandal
LHC probes of TeV-scale scalars in $\mathrm{SO}(10)$ grand unification
12 pages, 7 figures, 2 tables. Improved draft by adding new figures and discussions. Accepted version in Advances in High Energy Physics
Adv.High Energy Phys. 2017 (2017) 7498795
10.1155/2017/7498795
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We investigate the possibility of TeV-scale scalars as low energy remnants arising in the non-supersymmetric $\mathrm{SO}(10)$ grand unification framework where the field content is minimal. We consider a scenario where the $\mathrm{SO}(10)$ gauge symmetry is broken into the gauge symmetry of the Standard Model (SM) ...
[ { "created": "Mon, 25 Jan 2016 20:37:10 GMT", "version": "v1" }, { "created": "Mon, 1 Feb 2016 13:57:29 GMT", "version": "v2" }, { "created": "Mon, 24 Oct 2016 12:39:19 GMT", "version": "v3" }, { "created": "Mon, 24 Apr 2017 18:24:45 GMT", "version": "v4" } ]
2017-06-01
[ [ "Aydemir", "Ufuk", "" ], [ "Mandal", "Tanumoy", "" ] ]
We investigate the possibility of TeV-scale scalars as low energy remnants arising in the non-supersymmetric $\mathrm{SO}(10)$ grand unification framework where the field content is minimal. We consider a scenario where the $\mathrm{SO}(10)$ gauge symmetry is broken into the gauge symmetry of the Standard Model (SM) th...
1007.1321
Dirk Zerwas
Dirk Zerwas
Measuring Supersymmetry
84 pages, 44 Figures (reduced resolution), Habilitation Dec 11, 2009
null
null
LAL 09-218
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Supersymmetry is an attractive extension of the standard model of particle physics. It associates to every bosonic degree of freedom a fermionic one and vice versa. Supersymmetry unifies the coupling constants of the electromagnetic, weak and strong forces at a high scale and provides a candidate for the elusive dark...
[ { "created": "Thu, 8 Jul 2010 09:26:13 GMT", "version": "v1" } ]
2010-07-09
[ [ "Zerwas", "Dirk", "" ] ]
Supersymmetry is an attractive extension of the standard model of particle physics. It associates to every bosonic degree of freedom a fermionic one and vice versa. Supersymmetry unifies the coupling constants of the electromagnetic, weak and strong forces at a high scale and provides a candidate for the elusive dark m...
1803.08506
Vedran Brdar
Jeffrey M. Berryman, Vedran Brdar, Patrick Huber
Particle physics origin of the 5 MeV bump in the reactor antineutrino spectrum?
13 pages, 5 figures, matches published version
Phys. Rev. D 99, 055045 (2019)
10.1103/PhysRevD.99.055045
null
hep-ph hep-ex nucl-ex nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
One of the most puzzling questions in neutrino physics is the origin of the excess at 5 MeV in the reactor antineutrino spectrum. In this paper, we explore the excess via the reaction $^{13}$C$(\overline{\nu}, \overline{\nu}^\prime n)^{12}$C$^*$ in organic scintillator detectors. The de-excitation of $^{12}$C$^*$ yie...
[ { "created": "Thu, 22 Mar 2018 18:00:01 GMT", "version": "v1" }, { "created": "Thu, 28 Mar 2019 20:45:39 GMT", "version": "v2" } ]
2019-04-01
[ [ "Berryman", "Jeffrey M.", "" ], [ "Brdar", "Vedran", "" ], [ "Huber", "Patrick", "" ] ]
One of the most puzzling questions in neutrino physics is the origin of the excess at 5 MeV in the reactor antineutrino spectrum. In this paper, we explore the excess via the reaction $^{13}$C$(\overline{\nu}, \overline{\nu}^\prime n)^{12}$C$^*$ in organic scintillator detectors. The de-excitation of $^{12}$C$^*$ yield...
hep-ph/9901399
null
Harry J. Lipkin (Weizmann, Tel Aviv, Argonne)
Quantum Mechanics of Neutrino Oscillations - Hand Waving for Pedestrians
46 pages
null
null
WIS-98/31/Dec-DPP, TAUP 2537-98, ANL-HEP-CP-98-126
hep-ph
null
Why Hand Waving? All calculations in books describe oscillations in time. But real experiments don't measure time. Hand waving is used to convert the results of a "gedanken time experiment" to the result of a real experiment measuring oscillations in space. Right hand waving gives the right answer; wrong hand waving ...
[ { "created": "Mon, 25 Jan 1999 10:27:04 GMT", "version": "v1" } ]
2007-05-23
[ [ "Lipkin", "Harry J.", "", "Weizmann, Tel Aviv, Argonne" ] ]
Why Hand Waving? All calculations in books describe oscillations in time. But real experiments don't measure time. Hand waving is used to convert the results of a "gedanken time experiment" to the result of a real experiment measuring oscillations in space. Right hand waving gives the right answer; wrong hand waving gi...
0812.1460
Laura Tolos
Laura Tolos, Daniel Cabrera, Daniel Gamermann, Tetsuro Mizutani, Raquel Molina, Eulogio Oset and Angels Ramos
Strangeness and charm at FAIR
5 pages, 4 figures, to appear in Proceedings of Quark Confinement and the Hadron Spectrum 8 Conference (Confinement8), Mainz (Germany), September 1-6, 2008
PoS Confinement8:107,2008
null
null
hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the properties of strange and charm mesons in hot and dense matter within a self-consistent coupled-channel approach for the experimental conditions of density and temperature expected for the CBM experiment at FAIR/GSI. The in-medium solution at finite temperature accounts for Pauli blocking effects, mean-f...
[ { "created": "Mon, 8 Dec 2008 12:13:56 GMT", "version": "v1" } ]
2009-06-25
[ [ "Tolos", "Laura", "" ], [ "Cabrera", "Daniel", "" ], [ "Gamermann", "Daniel", "" ], [ "Mizutani", "Tetsuro", "" ], [ "Molina", "Raquel", "" ], [ "Oset", "Eulogio", "" ], [ "Ramos", "Angels", "" ] ]
We study the properties of strange and charm mesons in hot and dense matter within a self-consistent coupled-channel approach for the experimental conditions of density and temperature expected for the CBM experiment at FAIR/GSI. The in-medium solution at finite temperature accounts for Pauli blocking effects, mean-fie...
hep-ph/0410264
BingAn Li
Bing An Li
Is X(3872) a possible candidate of hybrid meson
13 pages
Phys.Lett.B605:306-310,2005
10.1016/j.physletb.2004.11.062
null
hep-ph
null
The associate productions of X(3872) and J/\psi in hadron collisions and flavor independence of hadrons in ee^+\to X(3872)+hadrons and the decays X(3872)\to \gamma+hadrons are discussed. It is pointed out X(3872)\to J/\psi+\sigma could be a significant decay channel.
[ { "created": "Tue, 19 Oct 2004 15:03:11 GMT", "version": "v1" } ]
2008-11-26
[ [ "Li", "Bing An", "" ] ]
The associate productions of X(3872) and J/\psi in hadron collisions and flavor independence of hadrons in ee^+\to X(3872)+hadrons and the decays X(3872)\to \gamma+hadrons are discussed. It is pointed out X(3872)\to J/\psi+\sigma could be a significant decay channel.
1912.00422
Zuowei Liu
Mingxuan Du, Zuowei Liu, Van Que Tran
Enhanced Long-Lived Dark Photon Signals at the LHC
10 pages, 11 figures; v2: JHEP version
null
10.1007/JHEP05(2020)055
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We construct a model in which the standard model is extended by a hidden sector with two gauge $U(1)$ bosons. A Dirac fermion $\psi$ charged under both $U(1)$ fields is introduced in the hidden sector which can be a subcomponent of the dark matter in the Universe. Stueckelberg mass terms between the two new gauge $U(...
[ { "created": "Sun, 1 Dec 2019 15:03:42 GMT", "version": "v1" }, { "created": "Fri, 22 Dec 2023 23:57:05 GMT", "version": "v2" } ]
2023-12-27
[ [ "Du", "Mingxuan", "" ], [ "Liu", "Zuowei", "" ], [ "Tran", "Van Que", "" ] ]
We construct a model in which the standard model is extended by a hidden sector with two gauge $U(1)$ bosons. A Dirac fermion $\psi$ charged under both $U(1)$ fields is introduced in the hidden sector which can be a subcomponent of the dark matter in the Universe. Stueckelberg mass terms between the two new gauge $U(1)...
hep-ph/9912425
Andrey Onishenko
A.K. Likhoded (IHEP), A.I. Onishchenko (ITEP)
Lifetimes of doubly heavy baryons
21 pages, 9 figures
null
null
null
hep-ph
null
We perform a detailed investigation of total lifetimes for the doubly heavy baryons $\Xi_{QQ'}$, $\Omega_{QQ'}$ in the framework of operator product expansion over the inverse heavy quark mass, whereas, to estimate matrix elements of operators obtained in OPE, approximations of nonrelativistic QCD are used.
[ { "created": "Mon, 20 Dec 1999 14:03:24 GMT", "version": "v1" } ]
2007-05-23
[ [ "Likhoded", "A. K.", "", "IHEP" ], [ "Onishchenko", "A. I.", "", "ITEP" ] ]
We perform a detailed investigation of total lifetimes for the doubly heavy baryons $\Xi_{QQ'}$, $\Omega_{QQ'}$ in the framework of operator product expansion over the inverse heavy quark mass, whereas, to estimate matrix elements of operators obtained in OPE, approximations of nonrelativistic QCD are used.
hep-ph/0603028
Gabriela Barenboim
G.Barenboim, N.E.mavromatos, S.Sarkar and A.Waldron-Lauda
Quantum decoherence and neutrino data
27 pages, 2 figures
Nucl.Phys. B758 (2006) 90-111
10.1016/j.nuclphysb.2006.09.012
null
hep-ph
null
In this work we perform global fits of microscopic decoherence models of neutrinos to all available current data, including LSND and KamLAND spectral distortion results. In previous works on related issues the models used were supposed to explain LSND results by means of quantum gravity induced decoherence. However t...
[ { "created": "Fri, 3 Mar 2006 13:34:22 GMT", "version": "v1" } ]
2009-11-11
[ [ "Barenboim", "G.", "" ], [ "mavromatos", "N. E.", "" ], [ "Sarkar", "S.", "" ], [ "Waldron-Lauda", "A.", "" ] ]
In this work we perform global fits of microscopic decoherence models of neutrinos to all available current data, including LSND and KamLAND spectral distortion results. In previous works on related issues the models used were supposed to explain LSND results by means of quantum gravity induced decoherence. However tho...
1712.09146
Jens Erler
Jens Erler and Rodolfo Ferro-Hern\'andez
Weak Mixing Angle in the Thomson Limit
22 pages, 3 figures; one formula extended with corresponding very small numerical changes; one table and four references added
null
10.1007/JHEP03(2018)196
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a calculation of the weak mixing angle in the $\overline{\rm\small MS}$ renormalization scheme which is relevant for experiments performed at very low energies or momentum transfers. We include higher orders in the perturbative QCD expansion, as well as updated phenomenological and theoretical input, and o...
[ { "created": "Mon, 25 Dec 2017 23:55:59 GMT", "version": "v1" }, { "created": "Thu, 15 Mar 2018 23:35:33 GMT", "version": "v2" } ]
2020-05-20
[ [ "Erler", "Jens", "" ], [ "Ferro-Hernández", "Rodolfo", "" ] ]
We present a calculation of the weak mixing angle in the $\overline{\rm\small MS}$ renormalization scheme which is relevant for experiments performed at very low energies or momentum transfers. We include higher orders in the perturbative QCD expansion, as well as updated phenomenological and theoretical input, and obt...
1704.08911
James Cline
James M. Cline
Is electroweak baryogenesis dead?
10 pages, 7 figures. Talk presented at Moriond Electroweak (24 Mar. 2017) and Higgs Cosmology workshop, Kavli Royal Society Centre, Chichley Hall, UK (28 Mar. 2017); v2: added discussion of bubble wall shape and velocity and references; published version
null
10.1098/rsta.2017.0116
CERN-TH-2017-096
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Electroweak baryogenesis is severely challenged in its traditional settings: the Minimal Supersymmetric Standard Model, and in more general two Higgs doublet models. Fine tuning of parameters is required, or large couplings leading to a Landau pole at scales just above the new physics introduced. The situation is som...
[ { "created": "Fri, 28 Apr 2017 13:03:19 GMT", "version": "v1" }, { "created": "Mon, 17 Jul 2017 17:10:26 GMT", "version": "v2" } ]
2017-07-18
[ [ "Cline", "James M.", "" ] ]
Electroweak baryogenesis is severely challenged in its traditional settings: the Minimal Supersymmetric Standard Model, and in more general two Higgs doublet models. Fine tuning of parameters is required, or large couplings leading to a Landau pole at scales just above the new physics introduced. The situation is somew...
0910.3327
Jacques Soffer
Jacques Soffer
Summary on Theoretical Aspects
7 pages,Invited talk at the "13th Blois Workshop", CERN, Geneva, June 29 - July 3, 2009 To be published in the DESY Proceedings
null
null
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
During the five days of this conference a very dense scientific program has enlighted our research fields, with the presentation of large number of interesting lectures. I will try to summarize the theoretical aspects of some of these new results.
[ { "created": "Sat, 17 Oct 2009 19:41:40 GMT", "version": "v1" } ]
2009-10-20
[ [ "Soffer", "Jacques", "" ] ]
During the five days of this conference a very dense scientific program has enlighted our research fields, with the presentation of large number of interesting lectures. I will try to summarize the theoretical aspects of some of these new results.
hep-ph/9708292
Kataev
A.L.Kataev (INR, Moscow)
The order $O(\bar{\alpha}~\bar{\alpha}_s)$ and $O(\bar{\alpha}^2)$ corrections to the decay width of the neutral Higgs boson to the $\bar{b}b$ pair
LaTeX 5 pages, accepted for publication in Pisma Zh. Eksp. Teor. Fiz. v 66, N5 (1997)
JETP Lett. 66 (1997) 327-330
10.1134/1.567516
null
hep-ph
null
We present the analytical expressions for the contributions of the order $O(\bar{\alpha}~\bar{\alpha}_s)$ and $O(\bar{\alpha}^2)$ corrections to the decay width of the Standard Model Higgs boson into the $\bar{b}b$-pair. The numerical value of the mixed QED and QCD correction of order $O(\bar{\alpha}~\bar{\alpha}_s)$...
[ { "created": "Fri, 8 Aug 1997 15:31:17 GMT", "version": "v1" } ]
2009-10-30
[ [ "Kataev", "A. L.", "", "INR, Moscow" ] ]
We present the analytical expressions for the contributions of the order $O(\bar{\alpha}~\bar{\alpha}_s)$ and $O(\bar{\alpha}^2)$ corrections to the decay width of the Standard Model Higgs boson into the $\bar{b}b$-pair. The numerical value of the mixed QED and QCD correction of order $O(\bar{\alpha}~\bar{\alpha}_s)$ i...
1609.01085
Hideko Nagahiro
Hideko Nagahiro, Shigehiro Yasui, Atsushi Hosaka, Makoto Oka, Hiroyuki Noumi
Structure of charmed baryons studied by pionic decays
20 pages, 5 figures, 11 tables
Phys. Rev. D 95, 014023 (2017)
10.1103/PhysRevD.95.014023
null
hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We investigate the decays of the charmed baryons aiming at the systematic understanding of hadron internal structures based on the quark model by paying attention to heavy quark symmetry. We evaluate the decay widths from the one pion emission for the known excited states, \Lambda_c^*(2595), \Lambda_c^*(2625), \Lambd...
[ { "created": "Mon, 5 Sep 2016 10:31:04 GMT", "version": "v1" } ]
2017-02-01
[ [ "Nagahiro", "Hideko", "" ], [ "Yasui", "Shigehiro", "" ], [ "Hosaka", "Atsushi", "" ], [ "Oka", "Makoto", "" ], [ "Noumi", "Hiroyuki", "" ] ]
We investigate the decays of the charmed baryons aiming at the systematic understanding of hadron internal structures based on the quark model by paying attention to heavy quark symmetry. We evaluate the decay widths from the one pion emission for the known excited states, \Lambda_c^*(2595), \Lambda_c^*(2625), \Lambda_...
1904.05520
Mikl\'os Horv\'ath
Miklos Horvath, Defu Hou, Hai-cang Ren
Non-static Analysis of the Anomalous Chiral Conductivities
5 pages, 2 figures; contribution to the proceedings of the 8th International Conference on Quarks and Nuclear Physics (QNP2018), Tsukuba, November 13-17, 2018
null
10.7566/JPSCP.26.024026
null
hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Given the intrinsic nonequilibrium nature of high-energy collisions the investigation of the dynamical properties of transport phenomena is important. The study of the real-time behavior of various conductivities and susceptibilities help refine the simulation tools we use to compare the theories and the experimental...
[ { "created": "Thu, 11 Apr 2019 03:56:50 GMT", "version": "v1" }, { "created": "Wed, 3 Jul 2019 02:28:50 GMT", "version": "v2" } ]
2020-01-08
[ [ "Horvath", "Miklos", "" ], [ "Hou", "Defu", "" ], [ "Ren", "Hai-cang", "" ] ]
Given the intrinsic nonequilibrium nature of high-energy collisions the investigation of the dynamical properties of transport phenomena is important. The study of the real-time behavior of various conductivities and susceptibilities help refine the simulation tools we use to compare the theories and the experimental f...
hep-ph/9907490
Chi-Sing Lam
C.S. Lam
Time Ordering, Energy Ordering, and Factorization
16 pages in revtex
J.Math.Phys. 41 (2000) 4497-4507
10.1063/1.533356
null
hep-ph math-ph math.MP
null
Relations between integrals of time-ordered product of operators, and their representation in terms of energy-ordered products are studied. Both can be decomposed into irreducible factors and these relations are discussed as well. The energy-ordered representation was invented to separate various infrared contributio...
[ { "created": "Mon, 26 Jul 1999 14:15:48 GMT", "version": "v1" } ]
2015-06-25
[ [ "Lam", "C. S.", "" ] ]
Relations between integrals of time-ordered product of operators, and their representation in terms of energy-ordered products are studied. Both can be decomposed into irreducible factors and these relations are discussed as well. The energy-ordered representation was invented to separate various infrared contributions...
2308.08275
Bolang Lin
Bolang Lin, Sreeraj Nair, Siqi Xu, Zhi Hu, Chandan Mondal, Xingbo Zhao, James P.Vary
Generalized parton distributions of gluon in proton: a light-front quantization approach
10 pages, 4 figures
null
null
null
hep-ph nucl-th
http://creativecommons.org/licenses/by/4.0/
We solve for the gluon generalized parton distributions (GPDs) inside the proton, focusing specifically on leading twist chiral-even GPDs. We obtain and employ the light-front wavefunctions (LFWFs) of the proton from a light-front quantized Hamiltonian with Quantum Chromodynamics input using basis light-front quantiz...
[ { "created": "Wed, 16 Aug 2023 10:31:11 GMT", "version": "v1" } ]
2023-08-17
[ [ "Lin", "Bolang", "" ], [ "Nair", "Sreeraj", "" ], [ "Xu", "Siqi", "" ], [ "Hu", "Zhi", "" ], [ "Mondal", "Chandan", "" ], [ "Zhao", "Xingbo", "" ], [ "Vary", "James P.", "" ] ]
We solve for the gluon generalized parton distributions (GPDs) inside the proton, focusing specifically on leading twist chiral-even GPDs. We obtain and employ the light-front wavefunctions (LFWFs) of the proton from a light-front quantized Hamiltonian with Quantum Chromodynamics input using basis light-front quantizat...
1707.07206
Gilberto Ramalho
G. Ramalho
Holographic estimate of the meson cloud contribution to nucleon axial form factor
14 pages, 5 figures. Published version. Extension of the first version
Phys. Rev. D 97, 073002 (2018)
10.1103/PhysRevD.97.073002
LFTC-18-7/28
hep-ph hep-ex hep-lat nucl-ex nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We use light-front Holography to estimate the valence quark and the meson cloud contributions to the nucleon axial form factor. The free couplings of the holographic model are determined by the empirical data and by the information extracted from lattice QCD. The holographic model provides a good description of the e...
[ { "created": "Sat, 22 Jul 2017 19:46:30 GMT", "version": "v1" }, { "created": "Thu, 12 Apr 2018 18:41:06 GMT", "version": "v2" } ]
2018-04-16
[ [ "Ramalho", "G.", "" ] ]
We use light-front Holography to estimate the valence quark and the meson cloud contributions to the nucleon axial form factor. The free couplings of the holographic model are determined by the empirical data and by the information extracted from lattice QCD. The holographic model provides a good description of the emp...
1803.10940
Arindam Das
Arindam Das
Searching for the minimal Seesaw models at the LHC and beyond
Accepted article for the special issue "Search for New Physics beyond the Standard Model at the Hadron Colliders" in Adv. High Energy Physics
Adv. High Energy Phys. 2018, 9785318 (2018)
10.1155/2018/9785318
null
hep-ph hep-ex
http://creativecommons.org/licenses/by/4.0/
The existence of the tiny neutrino mass and the flavor mixing can be naturally explained by type-I Seesaw model which is probably the simplest extension of the Standard Model (SM) using Majorana type SM gauge singlet heavy Right Handed Neutrinos (RHNs). If the RHNs are around the Electroweak(EW)-scale having sizable ...
[ { "created": "Thu, 29 Mar 2018 07:13:51 GMT", "version": "v1" } ]
2018-04-25
[ [ "Das", "Arindam", "" ] ]
The existence of the tiny neutrino mass and the flavor mixing can be naturally explained by type-I Seesaw model which is probably the simplest extension of the Standard Model (SM) using Majorana type SM gauge singlet heavy Right Handed Neutrinos (RHNs). If the RHNs are around the Electroweak(EW)-scale having sizable mi...
2204.08390
Anil Thapa
Talal Ahmed Chowdhury, Julian Heeck, Shaikh Saad, Anil Thapa
$W$ boson mass shift and muon magnetic moment in the Zee model
5 pages + references, expanded LFV, added references, matches published version
null
10.1103/PhysRevD.106.035004
null
hep-ph
http://creativecommons.org/licenses/by/4.0/
The CDF collaboration at Fermilab has recently reported a new precision measurement of the $W$~boson mass showing a substantial $7\sigma$ deviation from the Standard Model prediction. Moreover, Fermilab has recently confirmed the longstanding tension in the $(g-2)_\mu$ measurement. We propose a unified solution to th...
[ { "created": "Mon, 18 Apr 2022 16:34:26 GMT", "version": "v1" }, { "created": "Thu, 4 Aug 2022 17:25:35 GMT", "version": "v2" } ]
2022-08-17
[ [ "Chowdhury", "Talal Ahmed", "" ], [ "Heeck", "Julian", "" ], [ "Saad", "Shaikh", "" ], [ "Thapa", "Anil", "" ] ]
The CDF collaboration at Fermilab has recently reported a new precision measurement of the $W$~boson mass showing a substantial $7\sigma$ deviation from the Standard Model prediction. Moreover, Fermilab has recently confirmed the longstanding tension in the $(g-2)_\mu$ measurement. We propose a unified solution to thes...
hep-ph/0312390
Alexandre Gavrilik
L.V. Adamska, A.M. Gavrilik (BITP, Kiev)
Multi-particle correlations in qp-Bose gas model
10 pages, latex; v2: minor corrections; v3: minor improvement mainly to match referee's remark
J.Phys.A37:4787-4796,2004
10.1088/0305-4470/37/17/009
null
hep-ph cond-mat.stat-mech hep-th nucl-th quant-ph
null
The approach based on multimode system of q-deformed oscillators and the related picture of ideal gas of q-bosons enables to effectively describe the observed non-Bose type behaviour, in experiments on heavy-ion collisions, of the intercept (or the "strength") $\lambda$ of the two-particle correlation function of ide...
[ { "created": "Wed, 31 Dec 2003 19:19:29 GMT", "version": "v1" }, { "created": "Thu, 8 Jan 2004 19:53:40 GMT", "version": "v2" }, { "created": "Thu, 4 Mar 2004 20:35:06 GMT", "version": "v3" } ]
2008-11-26
[ [ "Adamska", "L. V.", "", "BITP, Kiev" ], [ "Gavrilik", "A. M.", "", "BITP, Kiev" ] ]
The approach based on multimode system of q-deformed oscillators and the related picture of ideal gas of q-bosons enables to effectively describe the observed non-Bose type behaviour, in experiments on heavy-ion collisions, of the intercept (or the "strength") $\lambda$ of the two-particle correlation function of ident...
hep-ph/0109158
George Rupp
Frieder Kleefeld (CFIF, IST, Lisbon, Portugal), Eef van Beveren (University of Coimbra, Portugal), George Rupp (CFIF, IST, Lisbon, Portugal), Michael D. Scadron (Physics Department, University of Arizona, Tucson, USA)
Identifying the quark content of the isoscalar scalar mesons f_0(980), f_0(1370), and f_0(1500) from weak and electromagnetic processes
v1, 15 pages, plain LaTeX, 1 eps figure. v2, 18 pages, plain LaTeX (figure included). More discussion, especially on the f0(1370) and its empirical two-photon width
Phys.Rev.D66:034007,2002
10.1103/PhysRevD.66.034007
null
hep-ph
null
The assignments of the isoscalar scalar mesons f0(980), f0(1370), and f0(1500) in terms of their qqbar substructure is still a matter of heated dispute. Here we employ the weak and electromagnetic decays D(s)(+) to f0+pi(+) and f0 two-photon decays, respectively, to identify the f0(980) and f0(1500) as mostly ssbar, ...
[ { "created": "Tue, 18 Sep 2001 22:49:16 GMT", "version": "v1" }, { "created": "Tue, 6 Nov 2001 09:41:54 GMT", "version": "v2" } ]
2008-11-26
[ [ "Kleefeld", "Frieder", "", "CFIF, IST, Lisbon, Portugal" ], [ "van Beveren", "Eef", "", "University of Coimbra, Portugal" ], [ "Rupp", "George", "", "CFIF, IST, Lisbon, Portugal" ], [ "Scadron", "Michael D.", "", "Physics Department, Univ...
The assignments of the isoscalar scalar mesons f0(980), f0(1370), and f0(1500) in terms of their qqbar substructure is still a matter of heated dispute. Here we employ the weak and electromagnetic decays D(s)(+) to f0+pi(+) and f0 two-photon decays, respectively, to identify the f0(980) and f0(1500) as mostly ssbar, an...
1311.0877
Martin Spinrath
Stefan Antusch, Stephen F. King, Martin Spinrath
GUT predictions for quark-lepton Yukawa coupling ratios with messenger masses from non-singlets
18 pages, 4 figures; missing numbers in table 3 added
Phys. Rev. D 89, 055027 (2014)
10.1103/PhysRevD.89.055027
MPP-2013-282, SISSA 49/2013/FISI, TTP13-035
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We propose new predictions from Grand Unified Theories (GUTs) (applicable to both supersymmetric (SUSY) and non-SUSY models) for the ratios of quark and lepton Yukawa couplings. These new predictions arise from splitting the masses of the messenger fields for the GUT scale Yukawa operators by Clebsch-Gordan factors f...
[ { "created": "Mon, 4 Nov 2013 21:00:04 GMT", "version": "v1" }, { "created": "Fri, 28 Mar 2014 12:28:36 GMT", "version": "v2" }, { "created": "Tue, 24 Mar 2015 09:36:20 GMT", "version": "v3" } ]
2015-03-25
[ [ "Antusch", "Stefan", "" ], [ "King", "Stephen F.", "" ], [ "Spinrath", "Martin", "" ] ]
We propose new predictions from Grand Unified Theories (GUTs) (applicable to both supersymmetric (SUSY) and non-SUSY models) for the ratios of quark and lepton Yukawa couplings. These new predictions arise from splitting the masses of the messenger fields for the GUT scale Yukawa operators by Clebsch-Gordan factors fro...
1310.4097
Benjamin Callen
Benjamin D. Callen, Raymond R. Volkas
A Clash-of-Symmetries Mechanism from Intersecting Domain-Wall Branes
36 pages, 2 figures, one reference added. This version has been accepted for publication in Physical Review D
Phys. Rev. D 89, 056004 (2014)
10.1103/PhysRevD.89.056004
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a new Clash-of-Symmetries mechanism in the context of an intersecting domain-wall brane model in 5+1-dimensional Minkowskian spacetime recently proposed by the authors. This new application of the Dvali-Shifman idea is designed for localizing gauge fields on a domain-wall intersection and we employ it by a...
[ { "created": "Tue, 15 Oct 2013 16:06:20 GMT", "version": "v1" }, { "created": "Wed, 18 Dec 2013 18:16:16 GMT", "version": "v2" } ]
2014-03-26
[ [ "Callen", "Benjamin D.", "" ], [ "Volkas", "Raymond R.", "" ] ]
We present a new Clash-of-Symmetries mechanism in the context of an intersecting domain-wall brane model in 5+1-dimensional Minkowskian spacetime recently proposed by the authors. This new application of the Dvali-Shifman idea is designed for localizing gauge fields on a domain-wall intersection and we employ it by add...
1902.06793
David Kaplan
Peter W. Graham, David E. Kaplan, Surjeet Rajendran
Relaxation of the Cosmological Constant
13 pages, 3 figures
Phys. Rev. D 100, 015048 (2019)
10.1103/PhysRevD.100.015048
null
hep-ph gr-qc hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a model that naturally tunes a large positive cosmological constant to a small cosmological constant. A slowly rolling scalar field decreases the cosmological constant to a small negative value, causing the universe to contract, thus reheating it. An expanding universe with a small positive cosmological co...
[ { "created": "Mon, 18 Feb 2019 20:50:32 GMT", "version": "v1" } ]
2019-08-07
[ [ "Graham", "Peter W.", "" ], [ "Kaplan", "David E.", "" ], [ "Rajendran", "Surjeet", "" ] ]
We present a model that naturally tunes a large positive cosmological constant to a small cosmological constant. A slowly rolling scalar field decreases the cosmological constant to a small negative value, causing the universe to contract, thus reheating it. An expanding universe with a small positive cosmological cons...
2004.04789
Jihn E. Kim
Jihn E. Kim, Se-Jin Kim
On the progenitor quark mass matrix
7 pages, 1 figure
J. Korean Phys. Soc. 77, 10-16 (2020)
10.3938/jkps.77.10
null
hep-ph hep-ex
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We determined the quark mass matrix in terms of a small expansion parameter $\sqrt{\varepsilon}$, which gives correctly all the quark masses and the CKM matrix elements at the electroweak (EW) scale, and obtain a progenitor form at the GUT scale by running the EW scale mass matrix. Finally, a possible texture form fo...
[ { "created": "Thu, 9 Apr 2020 20:07:08 GMT", "version": "v1" }, { "created": "Wed, 29 Apr 2020 01:08:34 GMT", "version": "v2" } ]
2020-07-16
[ [ "Kim", "Jihn E.", "" ], [ "Kim", "Se-Jin", "" ] ]
We determined the quark mass matrix in terms of a small expansion parameter $\sqrt{\varepsilon}$, which gives correctly all the quark masses and the CKM matrix elements at the electroweak (EW) scale, and obtain a progenitor form at the GUT scale by running the EW scale mass matrix. Finally, a possible texture form for ...
1609.00899
Nobuo Sato
N. Sato, J.J. Ethier, W. Melnitchouk, M. Hirai, S. Kumano, A. Accardi
First Monte Carlo analysis of fragmentation functions from single-inclusive $e^+ e^-$ annihilation
44 pages, 11 figures
Phys. Rev. D 94, 114004 (2016)
10.1103/PhysRevD.94.114004
JLAB-THY-16-2327, KEK-TH-1920, J-PARC-TH-0060
hep-ph hep-ex nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We perform the first iterative Monte Carlo (IMC) analysis of fragmentation functions constrained by all available data from single-inclusive $e^+ e^-$ annihilation into pions and kaons. The IMC method eliminates potential bias in traditional analyses based on single fits introduced by fixing parameters not well contr...
[ { "created": "Sun, 4 Sep 2016 07:01:47 GMT", "version": "v1" } ]
2016-12-07
[ [ "Sato", "N.", "" ], [ "Ethier", "J. J.", "" ], [ "Melnitchouk", "W.", "" ], [ "Hirai", "M.", "" ], [ "Kumano", "S.", "" ], [ "Accardi", "A.", "" ] ]
We perform the first iterative Monte Carlo (IMC) analysis of fragmentation functions constrained by all available data from single-inclusive $e^+ e^-$ annihilation into pions and kaons. The IMC method eliminates potential bias in traditional analyses based on single fits introduced by fixing parameters not well contrai...
0808.1221
Shri Singh krishna
M. Sajjad Athar, S. Chauhan and S. K. Singh
Neutral Current induced $\pi^0$ production and neutrino magnetic moment
6 pages, 5 figures
Phys.Rev.D78:037301,2008
10.1103/PhysRevD.78.037301
null
hep-ph
http://creativecommons.org/licenses/by/3.0/
We have studied the total cross section, $Q^2$, momentum and angular distributions for pions in the $\nu$($\bar \nu$) induced $\pi^0$ production from nucleons. The calculations have been done for the weak production induced by the neutral current in the standard model and the electromagnetic production induced by neu...
[ { "created": "Fri, 8 Aug 2008 14:31:34 GMT", "version": "v1" } ]
2008-11-26
[ [ "Athar", "M. Sajjad", "" ], [ "Chauhan", "S.", "" ], [ "Singh", "S. K.", "" ] ]
We have studied the total cross section, $Q^2$, momentum and angular distributions for pions in the $\nu$($\bar \nu$) induced $\pi^0$ production from nucleons. The calculations have been done for the weak production induced by the neutral current in the standard model and the electromagnetic production induced by neutr...
1111.7279
Peter Watson
Peter Watson, Hugo Reinhardt
Leading order QCD in Coulomb gauge
12 pages, 2 figures, talk given at the "II International Workshop on QCD Green's Functions, Confinement and Phenomenology", Trento, Italy, September 2011
null
null
null
hep-ph hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Coulomb gauge QCD in the first order formalism can be written in terms of a ghost-free, nonlocal action that ensures total color charge conservation via Gauss' law. Making an Ansatz whereby the nonlocal term (the Coulomb kernel) is replaced by its expectation value, the resulting Dyson-Schwinger equations can be deri...
[ { "created": "Wed, 30 Nov 2011 19:26:49 GMT", "version": "v1" } ]
2011-12-01
[ [ "Watson", "Peter", "" ], [ "Reinhardt", "Hugo", "" ] ]
Coulomb gauge QCD in the first order formalism can be written in terms of a ghost-free, nonlocal action that ensures total color charge conservation via Gauss' law. Making an Ansatz whereby the nonlocal term (the Coulomb kernel) is replaced by its expectation value, the resulting Dyson-Schwinger equations can be derive...