Astrophysics

Authors and titles for September 2004

[801] arXiv:gr-qc/0409106 (cross-list from gr-qc) [pdf, other]

Title: Future Asymptotic Behaviour of Tilted Bianchi models of type IV and VIIh

Sigbjorn Hervik, Robert van den Hoogen, Alan Coley

Comments: 30 pages, many postscript figures

Journal-ref: Class.Quant.Grav.22:607-634,2005

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

[802] arXiv:gr-qc/0409108 (cross-list from gr-qc) [pdf, other]

Title: Exact Relativistic Static Charged Perfect Fluid Disks

D. Vogt, P. S. Letelier

Comments: "pages, RevTex. Phys. Rev. D (in press)

Journal-ref: Phys.Rev. D70 (2004) 064003

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph)

[803] arXiv:gr-qc/0409109 (cross-list from gr-qc) [pdf, other]

Title: A General Relativistic Model for the Gravitational Field of Active Galactic Nuclei Surrounded by a Disk

D. Vogt, P. S. Letelier

Comments: 24 pages, LATEX. Phys. Rev. D (in press)

Journal-ref: Phys.Rev. D71 (2005) 044009

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph)

[804] arXiv:gr-qc/0409110 (cross-list from gr-qc) [pdf, other]

Title: On the stability of general relativistic geometric thin disks

Maximiliano Ujevic, Patricio S. Letelier

Comments: 11 pages, RevTex. Phys Rev D (in press)

Journal-ref: Phys.Rev. D70 (2004) 084015

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph)

[805] arXiv:gr-qc/0409111 (cross-list from gr-qc) [pdf, other]

Title: Mission Design for the Laser Astrometric Test Of Relativity

Slava G. Turyshev, Michael Shao, Kenneth L. Nordtvedt

Comments: 14 pages, 2 figures, invited talk given at ``35th COSPAR Scientific Assebly,'' July 18-24, 2004, Paris, France

Journal-ref: Adv.SpaceRes.39:297-304,2007

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph); Space Physics (physics.space-ph)

[806] arXiv:gr-qc/0409113 (cross-list from gr-qc) [pdf, other]

Title: Comments on the Quantum Vacuum and the Light Acceleration

Nosratollah Jafari, Ahmad Shariati

Comments: 4 pages

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

[807] arXiv:gr-qc/0409117 (cross-list from gr-qc) [pdf, other]

Title: Lessons Learned from the Pioneers 10/11 for a Mission to Test the Pioneer Anomaly

Slava G. Turyshev, Michael Martin Nieto, John D. Anderson

Comments: 11 pages, invited talk given at ``35th COSPAR Scientific Assebly,'' July 18-24, 2004, Paris, France

Journal-ref: Adv.SpaceRes.39:291-296,2007

Subjects: General Relativity and Quantum Cosmology (gr-qc); Astrophysics (astro-ph)

[808] arXiv:hep-ph/0409001 (cross-list from hep-ph) [pdf, other]

Title: A New Mechanism For Baryogenesis Living Through Electroweak Era

Hyung Do Kim, Jihn E. Kim, Takuya Morozumi

Comments: 10 pages, typos corrected, the washout rate by sphaleron corrected and new bound from the decay using 4 fermi interaction added

Journal-ref: Phys.Lett. B616 (2005) 108-113

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

[809] arXiv:hep-ph/0409038 (cross-list from hep-ph) [pdf, other]

Title: Effect of inhomogeneities on the expansion rate of the Universe

Edward W. Kolb, Sabino Matarrese, Alessio Notari, Antonio Riotto

Comments: 19 pages, 2 figures Version 2 includes some changes in numerical factors and corrected typos. It is the version accepted for publication in Physical review D

Journal-ref: Phys.Rev.D71:023524,2005

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

[810] arXiv:hep-ph/0409046 (cross-list from hep-ph) [pdf, other]

Title: Shower Power: Isolating the Prompt Atmospheric Neutrino Flux Using Electron Neutrinos

John F. Beacom, Julián Candia

Comments: 15 pages, 4 figures. Minor modifications, version accepted for publication in JCAP

Journal-ref: JCAP 0411:009,2004

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

[811] arXiv:hep-ph/0409104 (cross-list from hep-ph) [pdf, other]

Title: Searching for Dark Matter with Future Cosmic Positron Experiments

Dan Hooper, Joseph Silk

Comments: 19 pages, 33 figures

Journal-ref: Phys.Rev. D71 (2005) 083503

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

[812] arXiv:hep-ph/0409131 (cross-list from hep-ph) [pdf, other]

Title: Scales of Fermion Mass Generation and Electroweak Symmetry Breaking

Duane A. Dicus, Hong-Jian He

Comments: 67pp, to match PRD (minor typos fixed)

Journal-ref: Phys.Rev. D71 (2005) 093009

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); High Energy Physics - Experiment (hep-ex)

[813] arXiv:hep-ph/0409138 (cross-list from hep-ph) [pdf, other]

Title: Completing Natural Inflation

Jihn E. Kim, Hans Peter Nilles, Marco Peloso

Comments: 9 pages, 1 figure

Journal-ref: JCAP 0501 (2005) 005

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

[814] arXiv:hep-ph/0409152 (cross-list from hep-ph) [pdf, other]

Title: Geo-Neutrinos: a short review

Gianni Fiorentini, Marcello Lissia, Fabio Mantovani, Riccardo Vannucci

Comments: 7 pages, 2 figures, presented at Neutrino 2004 in Paris

Journal-ref: Nucl.Phys.Proc.Suppl.143:53-59,2005

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); Geophysics (physics.geo-ph)

[815] arXiv:hep-ph/0409170 (cross-list from hep-ph) [pdf, other]

Title: The Effect of Extra Dimension on Dark Matter

Nobuchika Okada, Osamu Seto

Comments: 4 pages, no figure, Prepared for 12th International Conference on Supersymmetry and Unification of Fundamental Interactions (SUSY 04), Tsukuba, Japan, 17-23 Jun 2004

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

[816] arXiv:hep-ph/0409185 (cross-list from hep-ph) [pdf, other]

Title: Mirror World, Supersymmetric Axion and Gamma Ray Bursts

L. Gianfagna, M. Giannotti, F. Nesti

Comments: 20 pages, 5 eps figures, added footnote and references

Journal-ref: JHEP0410:044,2004

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

[817] arXiv:hep-ph/0409219 (cross-list from hep-ph) [pdf, other]

Title: Neutralino dark matter in brane world cosmology

Takeshi Nihei, Nobuchika Okada, Osamu Seto

Comments: 12 pages, 8 figures

Journal-ref: Phys.Rev. D71 (2005) 063535

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

[818] arXiv:hep-ph/0409233 (cross-list from hep-ph) [pdf, other]

Title: Introduction to Nonequilibrium Quantum Field Theory

J. Berges

Comments: 131 pages, figures

Journal-ref: AIP Conf.Proc.739:3-62,2005

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); High Energy Physics - Lattice (hep-lat); High Energy Physics - Theory (hep-th); Nuclear Theory (nucl-th); Quantum Physics (quant-ph)

[819] arXiv:hep-ph/0409237 (cross-list from hep-ph) [pdf, other]

Title: Large-scale magnetic fields from dilaton inflation in noncommutative spacetime

Kazuharu Bamba, J. Yokoyama

Comments: 16 pages, no figure

Journal-ref: Phys.Rev. D70 (2004) 083508

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

[820] arXiv:hep-ph/0409249 (cross-list from hep-ph) [pdf, other]

Title: Neutrino-nucleus interactions: open questions and future projects

Cristina Volpe (Institut de Physique Nucléaire Orsay, France)

Comments: 8 pages, 4 figures, Proceedings to "Neutrino2004", 14-19 June 2004, Paris

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

[821] arXiv:hep-ph/0409272 (cross-list from hep-ph) [pdf, other]

Title: Indirect Searches for Kaluza-Klein Dark Matter

Dan Hooper

Comments: 6 pages, 3 figures, for the proceedings of IDM 2004, Edinburgh

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

[822] arXiv:hep-ph/0409276 (cross-list from hep-ph) [pdf, other]

Title: Why Are Neutrinos Light? -- An Alternative

Lawrence J. Hall, Steven J. Oliver

Comments: Talk given by LJH at the Fujihara Seminar on Neutrino Mass and Seesaw Mechanism held at KEK, Japan, February 2004. 11 pages, 1 figure, 3 tables

Journal-ref: Nucl.Phys.Proc.Suppl.137:269-276,2004

Subjects: High Energy Physics - Phenomenology (hep-ph); Astrophysics (astro-ph); High Energy Physics - Experiment (hep-ex)

[823] arXiv:hep-ph/0409285 (cross-list from hep-ph) [pdf, other]

Title: Global Defects In Theories With Lorentz Symmetry Violation

Musongela Lubo

Comments: 11 pages latex, misprints corrected, version to appear in PRD

Journal-ref: Phys.Rev. D71 (2005) 047701

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

[824] arXiv:hep-ph/0409321 (cross-list from hep-ph) [pdf, other]

Title: Generation of baryon inhomogeneities in the electroweak phase transition

Ariel Megevand, Francisco Astorga

Comments: 26 pages, 8 figures. Revised version, accepted for publication in Phys.Rev.D. Discussion on the effects on the quark-hadron phase transition improved and expanded; other explanatory comments and references added

Journal-ref: Phys.Rev. D71 (2005) 023502

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

[825] arXiv:hep-ph/0409330 (cross-list from hep-ph) [pdf, other]

Title: Inflation model building in moduli space

Kenji Kadota, Ewan D. Stewart

Comments: 5 pages, to appear in PASCOS04 proceedings

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

[826] arXiv:hep-ph/0409335 (cross-list from hep-ph) [pdf, other]

Title: Constraints on a mixed inflaton and curvaton scenario for the generation of the curvature perturbation

G. Lazarides (Aristotle U. of Thessaloniki), R. Ruiz de Austri (U. of Sheffield), R. Trotta (U. of Geneva)

Comments: 27 pages including 16 figures, uses Revtex

Journal-ref: Phys.Rev. D70 (2004) 123527

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

[827] arXiv:hep-th/0409024 (cross-list from hep-th) [pdf, other]

Title: Hawking Radiation and Black Hole Thermodynamics

Don N. Page

Comments: 46 pages, LaTeX, review article solicited for a celebratory Focus Issue on Relativity, ``Spacetime 100 Years Later,'' to be published in New Journal of Physics. A new paragraph was added after Eq. (2), and a new long Section 5 on "Logarithmic corrections to black hole entropy."

Journal-ref: New J.Phys.7:203,2005

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

[828] arXiv:hep-th/0409025 (cross-list from hep-th) [pdf, other]

Title: Energy from the Bulk through Parametric Resonance

F. K. Diakonos, E. N. Saridakis, N. Tetradis

Comments: 12 pages, 4 figures, accepted for publication in Phys. Lett. B

Journal-ref: Phys.Lett. B605 (2005) 1-8

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

[829] arXiv:hep-th/0409059 (cross-list from hep-th) [pdf, other]

Title: Probing a QCD String Axion with Precision Cosmological Measurements

Patrick Fox, Aaron Pierce, Scott Thomas

Comments: Latex, 51 pages, 3 figures

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

[830] arXiv:hep-th/0409072 (cross-list from hep-th) [pdf, other]

Title: Multiple universes, cosmic coincidences, and other dark matters

Anthony Aguirre, Max Tegmark

Comments: 18 JCAP-style pages, accepted by JCAP. Revised version adds references and some clarifications

Journal-ref: JCAP 0501:003,2005

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

[831] arXiv:hep-th/0409080 (cross-list from hep-th) [pdf, other]

Title: The Evolution of Universe with th B-I Type Phantom Scalar Field

Wei Fang, H.Q.Lu, Z.G.Huang, K.F.Zhang

Comments: 17 pages, 10 figures,typos corrected, references added,figures added and enriched, title changed, main result remained

Journal-ref: Int.J.Mod.Phys. D15 (2006) 199-214

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

[832] arXiv:hep-th/0409082 (cross-list from hep-th) [pdf, other]

Title: On Open Inflation, the string theory landscape and the low CMB quadrupole

Michael Barnard, Andreas Albrecht

Comments: Five pages including one figure and one table. V2: A "note added" cites very significant earlier papers which give a more sophisticated treatment of perturbations in Open Inflation than we give here. We are currently applying these techniques and results to the questions raised in this paper

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

[833] arXiv:hep-th/0409088 (cross-list from hep-th) [pdf, other]

Title: Braneworld cosmology almost without branes

Gianluca Calcagni

Comments: 8 pages, this http URL; contribution to Proceedings of Cargese Summer School 2004, NATO Science Series C; v2-3: typos corrected

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

[834] arXiv:hep-th/0409092 (cross-list from hep-th) [pdf, other]

Title: Folding Branes

Omid Saremi, Lev Kofman, Amanda W. Peet

Comments: 15 pages, 2 figures, LaTeX

Journal-ref: Phys.Rev. D71 (2005) 126004

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

[835] arXiv:hep-th/0409093 (cross-list from hep-th) [pdf, other]

Title: Effects of Gravity and Finite Temperature on the Decay of the False Vacuum

Lee C. Loveridge

Comments: 5 pages 1 Figure

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

[836] arXiv:hep-th/0409101 (cross-list from hep-th) [pdf, other]

Title: Dynamical decompactification from brane gases in eleven-dimensional supergravity

Antonio Campos (U. Heidelberg)

Comments: 8 figures, JHEP3 style

Journal-ref: JCAP 0501 (2005) 010

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

[837] arXiv:hep-th/0409124 (cross-list from hep-th) [pdf, other]

Title: Phases of massive gravity

S.L.Dubovsky

Comments: 36 pages, 1 figure

Journal-ref: JHEP0410:076,2004

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

[838] arXiv:hep-th/0409125 (cross-list from hep-th) [pdf, other]

Title: Strong Equivalence, Lorentz and CPT Violation, Anti-Hydrogen Spectroscopy and Gamma-Ray Burst Polarimetry

Graham M. Shore

Comments: 32 pages, LaTeX, 3 figs

Journal-ref: Nucl.Phys. B717 (2005) 86-118

Subjects: High Energy Physics - Theory (hep-th); Astrophysics (astro-ph); Atomic Physics (physics.atom-ph)

[839] arXiv:hep-th/0409130 (cross-list from hep-th) [pdf, other]

Title: Second-Order Corrections to the Power Spectrum in the Slow-Roll Expansion with a Time-Dependent Sound Speed

Hao Wei, Rong-Gen Cai, Anzhong Wang

Comments: Latex, 12 pages, no figure, v2: minor changes; v3: typos fixed and added references

Journal-ref: Phys.Lett.B603:95-106,2004

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

[840] arXiv:hep-th/0409156 (cross-list from hep-th) [pdf, other]

Title: An Effective Field Theory of Gravity for Extended Objects

Walter D. Goldberger, Ira Z. Rothstein

Comments: LaTeX 24 pages, 11 figures. Added discussion of field redefinitions. New appendix with Feynman rules

Journal-ref: Phys.Rev. D73 (2006) 104029

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

[841] arXiv:hep-th/0409167 (cross-list from hep-th) [pdf, other]

Title: Quantum Gravity Scenario of Inflation based on the CMB Anisotropies

Ken-ji Hamada (KEK), Tetsuyuki Yukawa (Sokendai)

Comments: 4 pages, 1 figure, Talks presented by T.Y. at the Sapporo Winter School in Niseko '04, Jan 8-12, 2004, Niseko Annupuri, Hokkaido, Japan; K.H. at the 12th International Conference on Supersymmetry and Unification of Fundamental Interactions, June 17-23, 2004, Epochal Tsukuba, Tsukuba, Japan; at the 17th International Conference on General Relativity and Gravitation, July 18-23, 2004, RDS, Dublin, Ireland

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

[842] arXiv:hep-th/0409177 (cross-list from hep-th) [pdf, other]

Title: Consistent modified gravity: dark energy, acceleration and the absence of cosmic doomsday

M.C.B. Abdalla, Shin'ichi Nojiri, Sergei D.Odintsov

Comments: LaTeX file, 9 pages, based on the talk given by S.D. Odintsov (Int. Conference Mathematical Methods in Physics, Rio de Janeiro, Augest, 2004), to appear in CQG, Letters

Journal-ref: Class.Quant.Grav.22:L35,2005

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

[843] arXiv:hep-th/0409210 (cross-list from hep-th) [pdf, other]

Title: Effective Field Theory Approach to Cosmological Initial Conditions: Self-Consistency Bounds and Non-Gaussianities

M. Porrati

Comments: Minor misprints corrected. Contribution to the proceedings of the 13th international seminar on high-energy physics "Quarks 2004," Pushkinskie Gory, Russia, May 24-30, 2004

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

[844] arXiv:hep-th/0409212 (cross-list from hep-th) [pdf, other]

Title: A unified approach to scaling solutions in a general cosmological background

Shinji Tsujikawa, M. Sami

Comments: 7 pages, no figures, references updated; final version to appear in PLB

Journal-ref: Phys.Lett.B603:113-123,2004

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

[845] arXiv:hep-th/0409224 (cross-list from hep-th) [pdf, other]

Title: Phantom energy mediates a long-range repulsive force

Luca Amendola (INAF/Osservatorio Astronomico di Roma, Italy)

Comments: 5 pages; accepted on Phys. Rev. Lett. v2: two references added

Journal-ref: Phys.Rev.Lett. 93 (2004) 181102

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

[846] arXiv:hep-th/0409226 (cross-list from hep-th) [pdf, other]

Title: Moduli Entrapment with Primordial Black Holes

Nemanja Kaloper, Joachim Rahmfeld, Lorenzo Sorbo

Comments: 14 pages latex, 7 .eps figures; v2: added references and a few comments

Journal-ref: Phys.Lett. B606 (2005) 234-244

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

[847] arXiv:hep-th/0409241 (cross-list from hep-th) [pdf, other]

Title: Ghost Cosmology: Exact Solutions, Transitions Between Standard Cosmologies and Ghost Dark Energy/Matter Evolution

Axel Krause, Siew-Phang Ng

Comments: 31 pages, 9 figures; added references, clarified a few minor points

Journal-ref: Int.J.Mod.Phys.A21:1091-1122,2006

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

[848] arXiv:hep-th/0409244 (cross-list from hep-th) [pdf, other]

Title: Is brane cosmology predictable?

Shin'ichi Nojiri, Sergei D. Odintsov

Comments: LaTeX file, 4 pages

Journal-ref: Gen.Rel.Grav.37:1419-1425,2005

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

[849] arXiv:hep-th/0409281 (cross-list from hep-th) [pdf, other]

Title: Stabilizing Moduli with String Cosmology

Scott Watson

Comments: Talk presented at PASCOS 2004. To be published in proceedings (World Scientific, 2004)

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

[850] arXiv:hep-th/0409287 (cross-list from hep-th) [pdf, other]

Title: Tachyonic perturbations in AdS$_5$ orbifolds

Cyril Cartier, Ruth Durrer (University of Geneva, Switzerland)

Comments: 11 pages, matches published version

Journal-ref: Phys.Rev. D71 (2005) 064022

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