High Energy Physics - Theory

Authors and titles for June 2004

[301] arXiv:gr-qc/0406035 (cross-list from gr-qc) [pdf, other]

Title: A toy model for the coincidence problem

A. Segui

Comments: 8 pages, 1 figure, minor typos corrected

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph); High Energy Physics - Theory (hep-th)

[302] arXiv:gr-qc/0406037 (cross-list from gr-qc) [pdf, other]

Title: Toward a Background Independent Quantum Theory of Gravity

Vishnu Jejjala, Djordje Minic, Chia-Hsiung Tze

Comments: Awarded Honorable Mention, 2004 Gravity Research Foundation Essay Competition; 8 pages, LaTeX

Journal-ref: Int.J.Mod.Phys.D13:2307-2314,2004

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[303] arXiv:gr-qc/0406042 (cross-list from gr-qc) [pdf, other]

Title: Oscillatory Universes in Loop Quantum Cosmology and Initial Conditions for Inflation

James E. Lidsey, David J. Mulryne, N. J. Nunes, Reza Tavakol

Comments: 6 pages, 4 figures

Journal-ref: Phys.Rev.D70:063521,2004

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph); High Energy Physics - Theory (hep-th)

[304] arXiv:gr-qc/0406043 (cross-list from gr-qc) [pdf, other]

Title: Spin-Statistics connection and the gravity of the Universe: The Cosmic connection

C. S. Unnikrishnan (Tata Institute, Mumbai)

Comments: LaTex, 10 pages, 2 figures

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th); Quantum Physics (quant-ph)

[305] arXiv:gr-qc/0406044 (cross-list from gr-qc) [pdf, other]

Title: A comment on black hole entropy or does Nature abhor a logarithm?

A.J.M. Medved

Comments: 10 pages and Revtex; (v2) imperative title change and added one reference; (v3) minor content and style changes throughout; 7 new citations; (v4) 8 new citations, an addendum and other minor changes; (v5) yet more references, some points clarified, and a recent criticism is addressed (addendum 2)

Journal-ref: Class.Quant.Grav. 22 (2005) 133-142

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[306] arXiv:gr-qc/0406052 (cross-list from gr-qc) [pdf, other]

Title: Gravitational collapse of an isentropic perfect fluid with a linear equation of state

Rituparno Goswami, Pankaj S Joshi

Comments: 7 Pages, Revtex4, To appear in Classical and Quantum Gravity

Journal-ref: Class.Quant.Grav. 21 (2004) 3645-3654

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph); High Energy Physics - Theory (hep-th)

[307] arXiv:gr-qc/0406054 (cross-list from gr-qc) [pdf, other]

Title: Quantum mechanics without spacetime IV : a noncommutative Hamilton-Jacobi equation

T. P. Singh (Tata Institute of Fundamental Research, Mumbai)

Comments: 5 pages

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th); Quantum Physics (quant-ph)

[308] arXiv:gr-qc/0406059 (cross-list from gr-qc) [pdf, other]

Title: Black Hole Entropy and Dilatations

Stefano Viaggiu

Comments: 10 pages

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[309] arXiv:gr-qc/0406060 (cross-list from gr-qc) [pdf, other]

Title: Vacuum Solutions of Einstein's Equations in Parabolic Coordinates

Stefano Viaggiu

Comments: 15 pages, version published in Class. Quantum Grav

Journal-ref: Class. Quantum Grav. 22(2005) 2309-2318

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[310] arXiv:gr-qc/0406061 (cross-list from gr-qc) [pdf, other]

Title: Spin, Acceleration and Gravity

Donato Bini, Christian Cherubini, Bahram Mashhoon

Comments: Submitted to CQG

Journal-ref: Class.Quant.Grav. 21 (2004) 3893-3908

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[311] arXiv:gr-qc/0406062 (cross-list from gr-qc) [pdf, other]

Title: Reply to "Bouncing Universes and their perturbations: remarks on a toy model"

Jerome Martin, Patrick Peter

Comments: 2 pages, Reply to gr-qc/0404126

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph); High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[312] arXiv:gr-qc/0406063 (cross-list from gr-qc) [pdf, other]

Title: Spinfoam 2d quantum gravity and discrete bundles

Daniele Oriti, Carlo Rovelli, Simone Speziale

Comments: 20 pages, 3 figures. Comments added, to appear in this http URL

Journal-ref: Class.Quant.Grav. 22 (2005) 85-108

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[313] arXiv:gr-qc/0406066 (cross-list from gr-qc) [pdf, other]

Title: Effects of Quantum Stress Tensor Fluctuations with Compact Extra Dimensions

J. Borgman, L.H. Ford

Comments: 6 pages

Journal-ref: Phys.Rev. D70 (2004) 127701

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th); Quantum Physics (quant-ph)

[314] arXiv:gr-qc/0406078 (cross-list from gr-qc) [pdf, other]

Title: Duality between magnetic field and rotation

V. Dzhunushaliev

Comments: discussion about closed time-like curves is added

Journal-ref: Phys.Lett. B600 (2004) 171-178

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[315] arXiv:gr-qc/0406083 (cross-list from gr-qc) [pdf, other]

Title: Fundamental limitations on "warp drive" spacetimes

Francisco S. N. Lobo, Matt Visser

Comments: 18 pages, Revtex4. V2: one reference added, some clarifying comments and discussion, no physics changes, accepted for publication in Classical and Quantum Gravity

Journal-ref: Class.Quant.Grav. 21 (2004) 5871-5892

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph); High Energy Physics - Theory (hep-th)

[316] arXiv:gr-qc/0406100 (cross-list from gr-qc) [pdf, other]

Title: Deformed Special Relativity as an effective flat limit of quantum gravity

Florian Girelli, Etera R. Livine, Daniele Oriti

Comments: 18 pages, RevTex4, 2 figures

Journal-ref: Nucl.Phys. B708 (2005) 411-433

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[317] arXiv:gr-qc/0406102 (cross-list from gr-qc) [pdf, other]

Title: Null Cones and Einstein's Equations in Minkowski Spacetime

J. Brian Pitts, W. C. Schieve

Journal-ref: Found.Phys. 34 (2004) 211

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[318] arXiv:gr-qc/0406104 (cross-list from gr-qc) [pdf, other]

Title: Anthropic Reasoning and Quantum Cosmology

James B. Hartle (University of California, Santa Barbara)

Comments: 8 pages, 1 figure, revtex4, corrected one argument

Journal-ref: AIPConf.Proc.743:298-304,2005

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[319] arXiv:gr-qc/0406107 (cross-list from gr-qc) [pdf, other]

Title: Thermodynamics of four-dimensional black objects in the warped compactification

Hideaki Kudoh, Yasunari Kurita

Comments: 15 pages, 4 figures, RevTex4, typos fixed, minor corrections

Journal-ref: Phys.Rev.D70:084029,2004

Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[320] arXiv:gr-qc/0406114 (cross-list from gr-qc) [pdf, other]

Title: Energy Density in Expanding Universes as Seen by Unruh's Detector

Bjorn Garbrecht, Tomislav Prokopec (Heidelberg University)

Comments: 15 pages, 1 figure

Journal-ref: Phys.Rev. D70 (2004) 083529

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph); High Energy Physics - Theory (hep-th)

[321] arXiv:gr-qc/0406115 (cross-list from gr-qc) [pdf, other]

Title: Inflaton field fluctuations from gauge-invariant metric fluctuations during inflation

Mariano Anabitarte (Mar del Plata University), Mauricio Bellini (Mar del Plata University and CONICET)

Comments: accepted in Il Nuov. Cim. B

Journal-ref: Nuovo Cim.B119:615-623,2004

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph); High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[322] arXiv:hep-lat/0406006 (cross-list from hep-lat) [pdf, other]

Title: Blocking from continuum and monopoles in gluodynamics

M.N. Chernodub, K. Ishiguro, T. Suzuki

Comments: 24 pages, 16 figures, RevTeX 4; To be published in Phys. Atom. Nucl. dedicated to the 70th Birthday of Professor Yu. A. Simonov

Journal-ref: Phys.Atom.Nucl.68:634-649,2005; Yad.Fiz.68:665-680,2005

Subjects: High Energy Physics - Lattice (hep-lat); High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[323] arXiv:hep-lat/0406008 (cross-list from hep-lat) [pdf, other]

Title: Static quark potential and effective string corrections in the (2+1)-d SU(2) Yang-Mills theory

M. Caselle, M. Pepe, A. Rago

Comments: 29 pages, 6 figures

Journal-ref: JHEP 0410:005,2004

Subjects: High Energy Physics - Lattice (hep-lat); High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[324] arXiv:hep-lat/0406010 (cross-list from hep-lat) [pdf, other]

Title: The Index Theorem and Universality Properties of the Low-lying Eigenvalues of Improved Staggered Quarks

E. Follana, A. Hart, C.T.H. Davies (HPQCD and UKQCD collaborations)

Comments: 4 pages, 3 figures

Journal-ref: Phys.Rev.Lett.93:241601,2004

Subjects: High Energy Physics - Lattice (hep-lat); High Energy Physics - Theory (hep-th)

[325] arXiv:hep-lat/0406022 (cross-list from hep-lat) [pdf, other]

Title: Center vortex model for the infrared sector of SU(3) Yang-Mills theory -- baryonic potential

Michael Engelhardt (New Mexico State University)

Comments: 13 LaTeX pages, 2 figures (3 ps files). Replacement contains additional references

Journal-ref: Phys.Rev. D70 (2004) 074004

Subjects: High Energy Physics - Lattice (hep-lat); High Energy Physics - Theory (hep-th)

[326] arXiv:hep-lat/0406024 (cross-list from hep-lat) [pdf, other]

Title: Propagators in Coulomb gauge from SU(2) lattice gauge theory

Kurt Langfeld, Laurent Moyaerts

Comments: 10 pages, 7 figures

Journal-ref: Phys.Rev. D70 (2004) 074507

Subjects: High Energy Physics - Lattice (hep-lat); High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[327] arXiv:hep-lat/0406026 (cross-list from hep-lat) [pdf, other]

Title: Majorana and Majorana-Weyl fermions in lattice gauge theory

Teruaki Inagaki, Hiroshi Suzuki (Ibaraki University)

Comments: 29 pages, uses this http URL, the final version to appear in JHEP

Journal-ref: JHEP 0407:038,2004

Subjects: High Energy Physics - Lattice (hep-lat); High Energy Physics - Theory (hep-th)

[328] arXiv:hep-lat/0406029 (cross-list from hep-lat) [pdf, other]

Title: Twisted Superspace on a Lattice

Alessandro D'Adda, Issaku Kanamori, Noboru Kawamoto, Kazuhiro Nagata

Comments: 49 pages, 17 figures; v2: Fig.2 is replaced

Journal-ref: Nucl.Phys.B707:100-144,2005

Subjects: High Energy Physics - Lattice (hep-lat); High Energy Physics - Theory (hep-th)

[329] arXiv:hep-lat/0406040 (cross-list from hep-lat) [pdf, other]

Title: Study of CP(N-1) \theta-Vacua by Cluster-Simulation of SU(N) Quantum Spin Ladders

B.B. Beard, M. Pepe, S. Riederer, U.J. Wiese

Comments: 4 pages, 4 figures

Journal-ref: Phys.Rev.Lett. 94 (2005) 010603

Subjects: High Energy Physics - Lattice (hep-lat); Other Condensed Matter (cond-mat.other); High Energy Physics - Theory (hep-th)

[330] arXiv:hep-ph/0406024 (cross-list from hep-ph) [pdf, other]

Title: Higgsless Gauge Symmetry Breaking with a Large Mass Hierarchy

Tomoaki Nagasawa, Makoto Sakamoto

Comments: 9 pages, 1 figure, PTPTeX

Journal-ref: Prog.Theor.Phys.112:629-638,2004

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[331] arXiv:hep-ph/0406035 (cross-list from hep-ph) [pdf, other]

Title: Decoherent Neutrino Mixing, Dark Energy and Matter-Antimatter Asymmetry

Gabriela Barenboim, Nick Mavromatos

Comments: 6 pages, no figures, some typos corrected, and discussion modified below eq (3), no effects on conclusions

Journal-ref: Phys.Rev. D70 (2004) 093015

Subjects: High Energy Physics - Phenomenology (hep-ph); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[332] arXiv:hep-ph/0406041 (cross-list from hep-ph) [pdf, other]

Title: Quark masses and mixing angles in heterotic orbifold models

Pyungwon Ko, Tatsuo Kobayashi, Jae-hyeon Park

Comments: 16 pages, latex

Journal-ref: Phys.Lett. B598 (2004) 263-272

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[333] arXiv:hep-ph/0406057 (cross-list from hep-ph) [pdf, other]

Title: Consistency relations and degeneracies in (non)commutative patch inflation

Gianluca Calcagni

Comments: 6 pages; v3: version to appear in Phys. Lett. B

Journal-ref: Phys.Lett. B606 (2005) 177-183

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); High Energy Physics - Theory (hep-th)

[334] arXiv:hep-ph/0406064 (cross-list from hep-ph) [pdf, other]

Title: Formation of monopoles and domain walls after brane inflation

Tomohiro Matsuda

Comments: 27pages, 7 figures, many comments, footnotes and reviews are added, to appear in JHEP

Journal-ref: JHEP0410:042,2004

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); High Energy Physics - Theory (hep-th)

[335] arXiv:hep-ph/0406076 (cross-list from hep-ph) [pdf, other]

Title: Branon dark matter

J.A.R. Cembranos, A. Dobado, A.L. Maroto

Comments: 4 pages, 1 figure. To be published in the Proceedings of the XXXIX Rencontres de Moriond 'Exploring the Universe' (March 28-April 04, 2004, La Thuile, Italy)

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); High Energy Physics - Theory (hep-th)

[336] arXiv:hep-ph/0406077 (cross-list from hep-ph) [pdf, other]

Title: The Structure of Corrections to Electroweak Interactions in Higgsless Models

R. Sekhar Chivukula, Hong-Jian He, Masafumi Kurachi, Elizabeth H. Simmons, Masaharu Tanabashi

Comments: 25 pages, 5 figures. One footnote added; typos corrected

Journal-ref: Phys.Rev. D70 (2004) 075008

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[337] arXiv:hep-ph/0406083 (cross-list from hep-ph) [pdf, other]

Title: Annihilation Radiation of Dark Matter in Heterotic Orbifold Models

G. Bertone, P. Binetruy, Y. Mambrini, E. Nezri

Comments: 25 pages, 14 figures, RevTex

Journal-ref: Astropart.Phys.24:44-64,2005

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); High Energy Physics - Theory (hep-th)

[338] arXiv:hep-ph/0406097 (cross-list from hep-ph) [pdf, other]

Title: Transport Theory beyond Binary Collisions

Margaret E. Carrington, Stanislaw Mrowczynski

Comments: 30 pages, 21 figures, minor changes, to appear in Phys. Rev. D

Journal-ref: Phys.Rev. D71 (2005) 065007

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th); Nuclear Theory (nucl-th)

[339] arXiv:hep-ph/0406120 (cross-list from hep-ph) [pdf, other]

Title: Constraints on Supersymmetric Grand Unified Theories from Cosmology

Jonathan Rocher, Mairi Sakellariadou

Comments: 32 pages, 7 figures. To match published version

Journal-ref: JCAP0503:004,2005

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[340] arXiv:hep-ph/0406139 (cross-list from hep-ph) [pdf, other]

Title: A critique of the angular momentum sum rules and a new angular momentum sum rule

B.L.G. Bakker, E. Leader, T.L. Trueman

Comments: The results of our previous version are not changed here, but the presentation has been reorganized to make the discussion easier to follow

Journal-ref: Phys.Rev. D70 (2004) 114001

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th); Nuclear Theory (nucl-th)

[341] arXiv:hep-ph/0406149 (cross-list from hep-ph) [pdf, other]

Title: Rotationally non-invariant aspects of scattering amplitudes with graviton exchange

Anindya Datta, Emidio Gabrielli, Barbara Mele

Comments: Latex 13 pages, 1 eps figure, improved text

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[342] arXiv:hep-ph/0406154 (cross-list from hep-ph) [pdf, other]

Title: Sneutrino condensate as a candidate for the hot big bang cosmology

Anupam Mazumdar, A. Pérez-Lorenzana

Comments: 19 pages, 3 figures. Some discussion on neutrino masses and baryogenesis, and other small changes added

Journal-ref: Phys.Rev.D70:083526,2004

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[343] arXiv:hep-ph/0406164 (cross-list from hep-ph) [pdf, other]

Title: Constraining SUSY GUTS with Cosmology

Mairi Sakellariadou, Jonathan Rocher

Comments: 4 pages, 6 figures, to appear in the Proceedings of the Rencontres de Moriond``Exploring the Universe: Contents and Structures of the Universe'', La Thuile, Italy, 28 March-4 April, 2004

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)

[344] arXiv:hep-ph/0406165 (cross-list from hep-ph) [pdf, other]

Title: Variational techniques in non-perturbative QCD

Alex Kovner, J. Guilherme Milhano

Comments: 71 pages, 1 figure. To be published in the memorial volume "From Fields to Strings: Cirvumnavigating Theoretical Physics", World Scientific, 2004. Dedicated to the memory of Ian Kogan

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Lattice (hep-lat); High Energy Physics - Theory (hep-th)

[345] arXiv:hep-ph/0406169 (cross-list from hep-ph) [pdf, other]

Title: Random walks of partons in SU(N_c) and classical representations of color charges in QCD at small x

Sangyong Jeon (McGill, RBRC), Raju Venugopalan (BNL)

Comments: 51 pages, includes 3 eps files

Journal-ref: Phys.Rev. D70 (2004) 105012

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th); Nuclear Theory (nucl-th)

[346] arXiv:hep-ph/0406194 (cross-list from hep-ph) [pdf, other]

Title: Gauged Nambu-Jona-Lasinio model with extra dimensions

Valery P. Gusynin, Michio Hashimoto, Masaharu Tanabashi, Koichi Yamawaki

Comments: 34 pages, 6 figures, references added, to appear in Phys.Rev.D. The title is changed in PRD

Journal-ref: Phys.Rev. D70 (2004) 096005

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[347] arXiv:hep-ph/0406200 (cross-list from hep-ph) [pdf, other]

Title: Composite Higgs from Higher Representations

D.K. Hong (Pusan Univ.), S.D. Hsu (Oregon Univ.), F. Sannino (NORDITA)

Comments: 4-pages, 2-columns, RevTex. Final version to appear on Physics Letters B

Journal-ref: Phys.Lett. B597 (2004) 89-93

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[348] arXiv:hep-ph/0406207 (cross-list from hep-ph) [pdf, other]

Title: Dimensional Reduction of ten-dimensional Supersymmetric Gauge Theories in the N=1, D=4 Superfield Formalism

P. Manousselis, G. Zoupanos

Comments: 24 pages

Journal-ref: JHEP0411:025,2004

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[349] arXiv:hep-ph/0406219 (cross-list from hep-ph) [pdf, other]

Title: Surprises in nonperturbative dynamics in sigma-model at finite density

V. P. Gusynin, V. A. Miransky, I. A. Shovkovy

Comments: Brief review. 16 pages, 5 figures

Journal-ref: Mod.Phys.Lett. A19 (2004) 1341

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th); Nuclear Theory (nucl-th)

[350] arXiv:hep-ph/0406266 (cross-list from hep-ph) [pdf, other]

Title: Effective potential analysis for 5D SU(2) gauge theories at finite temperature and radius

K. Farakos, P. Pasipoularides

Comments: 18 pages, 7 figures ; typos corrected

Journal-ref: Nucl.Phys. B705 (2005) 92-110

Subjects: High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Lattice (hep-lat); High Energy Physics - Theory (hep-th)