General Relativity and Quantum Cosmology

Authors and titles for January 2010

[201] arXiv:1001.0010 (cross-list from hep-th) [pdf, other]

Title: Minimal Inflation

Luis Alvarez-Gaume, Cesar Gomez, Raul Jimenez

Journal-ref: Phys.Lett.B690:68-72,2010

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

[202] arXiv:1001.0051 (cross-list from astro-ph.CO) [pdf, other]

Title: Lukewarm dark matter: Bose condensation of ultralight particles

Andrew P. Lundgren, Mihai Bondarescu, Ruxandra Bondarescu, Jayashree Balakrishna

Comments: 6 pages, 2 figures, Accepted by ApJ Letters, Includes Referee Input.

Journal-ref: Astrophysical Journal Letters 715, (2010), L35

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

[203] arXiv:1001.0155 (cross-list from hep-th) [pdf, other]

Title: Singularities in Horava-Lifshitz theory

Rong-Gen Cai, Anzhong Wang

Comments: Revtex4, six figures. Version to appear in Phys. Lett. B

Journal-ref: Phys.Lett.B686:166-174,2010

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

[204] arXiv:1001.0259 (cross-list from astro-ph.CO) [pdf, other]

Title: Cosmic perturbations with running G and Lambda

Javier Grande, Joan Sola, Julio C. Fabris, Ilya L. Shapiro

Comments: Accepted in Classical and Quantum Gravity. One appendix on perturbations in the Newtonian gauge added. Extended discussion and new references.

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

[205] arXiv:1001.0262 (cross-list from hep-th) [pdf, other]

Title: The No-Boundary Measure in the Regime of Eternal Inflation

James Hartle, S.W. Hawking, Thomas Hertog

Comments: 29 pages, 8 figures

Journal-ref: Phys.Rev.D82:063510,2010

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

[206] arXiv:1001.0371 (cross-list from hep-th) [pdf, other]

Title: Acoustic black holes for relativistic fluids

Xian-Hui Ge, Sang-Jin Sin

Comments: 16 pages. typos corrected, contents expanded

Journal-ref: JHEP 1006:087,2010

Subjects: High Energy Physics - Theory (hep-th); Quantum Gases (cond-mat.quant-gas); Superconductivity (cond-mat.supr-con); General Relativity and Quantum Cosmology (gr-qc)

[207] arXiv:1001.0503 (cross-list from math-ph) [pdf, other]

Title: Covariant star product on symplectic and Poisson spacetime manifolds

M. Chaichian, M. Oksanen, A. Tureanu, G. Zet

Comments: AMS-LaTeX, 27 pages. v2: minor corrections in presentation and language, added one reference

Journal-ref: Int.J.Mod.Phys.A25:3765-3796,2010

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

[208] arXiv:1001.0508 (cross-list from hep-th) [pdf, other]

Title: Noncommutative gauge theory using covariant star product defined between Lie-valued differential forms

M. Chaichian, M. Oksanen, A. Tureanu, G. Zet

Comments: AMS-LaTeX 19 pages. v2: corrections in language and equations (typos), expanded sections 3-5, added references. v3: minor presentational and grammatical corrections, completed, corrected and reordered some references.

Journal-ref: Phys.Rev.D81:085026,2010

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

[209] arXiv:1001.0571 (cross-list from hep-th) [pdf, other]

Title: Quantum field theory, gravity and cosmology in a fractal universe

Gianluca Calcagni

Comments: 42 pages, 4 figures. v2: discussion improved.

Journal-ref: JHEP 1003:120,2010

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

[210] arXiv:1001.0626 (cross-list from hep-ph) [pdf, other]

Title: Production of tidal-charged black holes at the Large Hadron Collider

Douglas M. Gingrich

Comments: addressed reviewer comments

Journal-ref: Phys.Rev.D81:057702,2010

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

[211] arXiv:1001.0719 (cross-list from astro-ph.IM) [pdf, other]

Title: Comment on "Bayesian evidence: can we beat MultiNest using traditional MCMC methods", by Rutger van Haasteren (arXiv:0911.2150)

F. Feroz (Cambridge), M.P. Hobson (Cambridge), R. Trotta (Imperial)

Comments: 5 pages, 1 figure, added arXiv numbers to the references

Subjects: Instrumentation and Methods for Astrophysics (astro-ph.IM); General Relativity and Quantum Cosmology (gr-qc); Data Analysis, Statistics and Probability (physics.data-an)

[212] arXiv:1001.0766 (cross-list from hep-th) [pdf, other]

Title: Tensor calculus on noncommutative spaces

D. V. Vassilevich

Comments: 17p; v2: extended version, to appear in CQG

Journal-ref: Class.Quant.Grav.27:095020,2010

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

[213] arXiv:1001.0791 (cross-list from astro-ph.CO) [pdf, other]

Title: Averaging in cosmological models

Alan Coley

Comments: For proceedings of JGRG19. For complete references see cited papers

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

[214] arXiv:1001.0807 (cross-list from astro-ph.CO) [pdf, other]

Title: Probing the cosmic acceleration from combinations of different data sets

Yungui Gong, Bin Wang, Rong-gen Cai

Comments: 15 pages, 5 figures and 1 table, major revision, delete bao a data, main results unchanged. jcap in press.

Journal-ref: JCAP 04 (2010) 019

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

[215] arXiv:1001.0858 (cross-list from hep-th) [pdf, other]

Title: Local causal structures, Hadamard states and the principle of local covariance in quantum field theory

Claudio Dappiaggi, Nicola Pinamonti, Martin Porrmann

Comments: 42 pages, xy package is used, typos corrected, clarifications added

Journal-ref: Commun.Math.Phys.304:459-498,2011

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

[216] arXiv:1001.0882 (cross-list from hep-th) [pdf, other]

Title: Exotic smooth R^4, noncommutative algebras and quantization

Torsten Asselmeyer-Maluga, Jerzy Krol

Comments: 31 pages, 6 figures, svjour style, argumentation about closed transversals modified (sec. 4.2)

Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc); Mathematical Physics (math-ph); Geometric Topology (math.GT); K-Theory and Homology (math.KT); Operator Algebras (math.OA); Quantum Physics (quant-ph)

[217] arXiv:1001.0993 (cross-list from hep-ph) [pdf, other]

Title: Particle physics models of inflation and curvaton scenarios

Anupam Mazumdar, Jonathan Rocher

Comments: 275+3 pages, Review for Phys. Rept. (References added), Comments welcome

Journal-ref: Phys.Rept.497:85-215,2011

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

[218] arXiv:1001.1011 (cross-list from hep-th) [pdf, other]

Title: AdS/CFT on the brane

Jiro Soda

Comments: 37 pages, 3 figures, lectures presented at the Fifth Aegean Summer School

Journal-ref: Lect.Notes Phys.828:235-270,2011

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

[219] arXiv:1001.1075 (cross-list from hep-th) [pdf, other]

Title: Positive tension 3-branes in an $AdS_{5}$ bulk

M. C. B. Abdalla, M. E. X. Guimaraes, J. M. Hoff da Silva

Comments: 15 pages, new version to appear in JHEP

Journal-ref: JHEP 1009:051,2010

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

[220] arXiv:1001.1088 (cross-list from quant-ph) [pdf, other]

Title: On the "principle of the quantumness", the quantumness of Relativity, and the computational grand-unification

Giacomo Mauro D'Ariano

Comments: To be published on AIP Proceedings of Vaxjo conference. The ideas on Quantum-Circuit Field Theory are more recent. V4 Largely improved, with new interesting results and concepts. Dirac equation solved

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

[221] arXiv:1001.1155 (cross-list from hep-th) [pdf, other]

Title: The Entropic Landscape

Raphael Bousso, Roni Harnik

Comments: 40 pages and 3 figures, references added

Journal-ref: Phys.Rev.D82:123523,2010

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

[222] arXiv:1001.1159 (cross-list from astro-ph.CO) [pdf, other]

Title: The effect of pressure gradients on luminosity distance - redshift relations

Paul D. Lasky, Krzysztof Bolejko

Comments: Accepted for publication in Classical and Quantum Gravity

Journal-ref: Class. Quantum Grav. (2010) 27, 035011

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

[223] arXiv:1001.1227 (cross-list from hep-th) [pdf, other]

Title: The cosmological perturbation theory in loop cosmology with holonomy corrections

Jian-Pin Wu, Yi Ling

Comments: 18 pages,typos corrected, reference added, version published in JCAP

Journal-ref: JCAP 1005:026,2010

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

[224] arXiv:1001.1289 (cross-list from hep-th) [pdf, other]

Title: Unruh Effect and Holography

Takayuki Hirayama, Pei-Wen Kao, Shoichi Kawamoto, Feng-Li Lin

Comments: 1+26 pages, 12 figures; v2 minor correction, v3, v4 typos corrected and subtlety clarified;v5 to appear on NPB

Journal-ref: Nucl.Phys.B844:1-25,2011

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

[225] arXiv:1001.1472 (cross-list from hep-th) [pdf, other]

Title: Holographic Superconductors in $z=3$ Ho\v{r}ava-Lifshitz gravity without condition of detailed balance

Jiliang Jing, Liancheng Wang, Songbai Chen

Comments: 14 pages, 5 figures, 2 tables

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

[226] arXiv:1001.1484 (cross-list from astro-ph.CO) [pdf, other]

Title: Clues from nearby galaxies to a better theory of cosmic evolution

P.J.E. Peebles, Adi Nusser

Comments: published in Nature

Journal-ref: Nature 465, 565-569 (3 June 2010) doi:10.1038/nature09101

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); Astrophysics of Galaxies (astro-ph.GA); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Phenomenology (hep-ph); High Energy Physics - Theory (hep-th)

[227] arXiv:1001.1541 (cross-list from hep-th) [pdf, other]

Title: Aspects of the BMS/CFT correspondence

Glenn Barnich, Cedric Troessaert

Comments: 40 pages Latex file

Journal-ref: JHEP 1005:062,2010

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

[228] arXiv:1001.1596 (cross-list from hep-ph) [pdf, other]

Title: Inflation, modulation and baryogenesis with warm directions

Tomohiro Matsuda

Comments: 6 pages, 4 figures, problems in figures are fixed

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

[229] arXiv:1001.1752 (cross-list from hep-th) [pdf, other]

Title: Formation & evolution of cosmic superstrings: a short review

M. Sakellariadou

Comments: 4 pages; invited talk in the workshop on Cosmology-Strings: Theory-Cosmology-Phenomenology, Corfu (Greece), Sept. 2009

Journal-ref: Fortsch.Phys.58:792-796,2010

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

[230] arXiv:1001.1769 (cross-list from astro-ph.CO) [pdf, other]

Title: Self-gravitating system made of axions

J. Barranco, A. Bernal

Comments: 5 pages, 3 figures. References added. Accepted for publication in Physical Review D

Journal-ref: Phys.Rev.D83:043525,2011

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

[231] arXiv:1001.1811 (cross-list from astro-ph.CO) [pdf, other]

Title: The Physical Properties of the Cosmic Acceleration

Spyros Basilakos (Academy of Athens)

Comments: 6 pages, 1 figure, invited talk in "The 9th Hellenic Astronomical Conference 20-24 September 2009, Athens", The proceedings will be published by (PASP)

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

[232] arXiv:1001.1842 (cross-list from math-ph) [pdf, other]

Title: Global Lorentzian geometry from lightlike geodesics: What does an observer in (2+1)-gravity see?

C. Meusburger

Comments: Talk given at the workshop Chern-Simons Gauge Theory: 20 years after, August 3-7 2009, Hausdorff Center for Mathematics, 18 pages, 9 eps figures

Journal-ref: AMS/IP Studies in Advanced Mathematics 50 (2011), 261-276

Subjects: Mathematical Physics (math-ph); General Relativity and Quantum Cosmology (gr-qc)

[233] arXiv:1001.1863 (cross-list from hep-th) [pdf, other]

Title: Functional integral for non-Lagrangian systems

Denis Kochan

Comments: 14 pages, 7 figures, corrected typos

Journal-ref: Phys. Rev. A 81, 022112 (2010)

Subjects: High Energy Physics - Theory (hep-th); Statistical Mechanics (cond-mat.stat-mech); General Relativity and Quantum Cosmology (gr-qc); Mathematical Physics (math-ph); Dynamical Systems (math.DS); Atomic Physics (physics.atom-ph); Chemical Physics (physics.chem-ph); Quantum Physics (quant-ph)

[234] arXiv:1001.1897 (cross-list from hep-th) [pdf, other]

Title: Slow-roll inflation with a Gauss-Bonnet correction

Zong-Kuan Guo, Dominik J. Schwarz

Comments: 7 pages, 2 figures, RevTeX, references added, published version

Journal-ref: Phys.Rev.D81:123520,2010

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

[235] arXiv:1001.2007 (cross-list from hep-th) [pdf, other]

Title: The Holographic Universe

Paul McFadden, Kostas Skenderis

Comments: 20 pages, 5 figs; extended version of arXiv:0907.5542 including background material and detailed derivations. To appear in Proceedings of 1st Mediterranean Conference on Classical and Quantum Gravity

Journal-ref: J. Phys.: Conf. Ser. 222, 012007 (2010)

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

[236] arXiv:1001.2012 (cross-list from astro-ph.CO) [pdf, other]

Title: New Constraints on the Primordial Magnetic Field

Dai G. Yamazaki, Kiyotomo Ichiki, Toshitaka Kajino, Grant. J. Mathews

Comments: 7 pages, 3 figures, 1 table, final version to appear in Phys. Rev. D, to match proofs

Journal-ref: Phys.Rev.D81:023008,2010

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

[237] arXiv:1001.2133 (cross-list from astro-ph.CO) [pdf, other]

Title: Numerical versus analytical accuracy of the formulas for light propagation

S.A. Klioner, S. Zschocke

Journal-ref: Class.Quant.Grav.27:075015,2010

Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); Solar and Stellar Astrophysics (astro-ph.SR); General Relativity and Quantum Cosmology (gr-qc)

[238] arXiv:1001.2200 (cross-list from math-ph) [pdf, other]

Title: Global causal propagator for the Klein-Gordon equation on a class of supersymmetric AdS backgrounds

Alberto Enciso, Niky Kamran

Comments: 18 pages, corrected typos

Journal-ref: Adv. Theor. Math. Phys. 14 (2010) 1183-1208

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

[239] arXiv:1001.2207 (cross-list from astro-ph.CO) [pdf, other]

Title: Probing the dynamical behavior of dark energy

Rong-Gen Cai, Qiping Su, Hong-Bo Zhang

Comments: Accepted by JCAP; 16 pages, 3 figures

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

[240] arXiv:1001.2211 (cross-list from hep-ph) [pdf, other]

Title: Large extra dimensions and small black holes at the LHC

Marcus Bleicher, Piero Nicolini

Comments: 13 pages, 4 figures, 2 tables, Proceedings of `Symmetries in Science', July 19-24, 2009 at Kloster Mehrerau, Bregenz, Austria - Updated reference list and modified conclusion, version accepted for publication

Journal-ref: J.Phys.Conf.Ser.237:012008,2010

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

[241] arXiv:1001.2559 (cross-list from hep-th) [pdf, other]

Title: Capacitor Discharge and Vacuum Resistance in Massless QED_2

Yi-Zen Chu, Tanmay Vachaspati

Comments: 8 pages, 6 figures

Journal-ref: Phys.Rev.D81:085020,2010

Subjects: High Energy Physics - Theory (hep-th); Other Condensed Matter (cond-mat.other); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Phenomenology (hep-ph)

[242] arXiv:1001.2583 (cross-list from astro-ph.HE) [pdf, other]

Title: Unraveling Binary Evolution from Gravitational-Wave Signals and Source Statistics

Ilya Mandel, Vicky Kalogera, Richard O'Shaughnessy

Comments: Proceedings of Marcel Grossmann 12

Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); Cosmology and Nongalactic Astrophysics (astro-ph.CO); General Relativity and Quantum Cosmology (gr-qc)

[243] arXiv:1001.2597 (cross-list from hep-th) [pdf, other]

Title: Clausius relation and Friedmann equation in FRW universe model

Qiao-Jun Cao, Yi-Xin Chen, Kai-Nan Shao

Comments: 12 pages, revised version

Journal-ref: JCAP05(2010)030

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

[244] arXiv:1001.2600 (cross-list from hep-th) [pdf, other]

Title: Reheating in Inflationary Cosmology: Theory and Applications

Rouzbeh Allahverdi, Robert Brandenberger, Francis-Yan Cyr-Racine, Anupam Mazumdar

Comments: Draft of commissioned review article for Annual Reviews of Nuclear and Particle Science, comments welcome! A few references added in this version

Journal-ref: Annu. Rev. Nucl. Part. Sci. 2010. 60:27-51

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

[245] arXiv:1001.2640 (cross-list from hep-th) [pdf, other]

Title: Supersymmetric Intersecting Branes on the Waves

Kei-ichi Maeda, Nobuyoshi Ohta, Makoto Tanabe, Ryo Wakebe

Comments: 12 pages, LaTeX

Journal-ref: JHEP 1004:013,2010

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

[246] arXiv:1001.2642 (cross-list from hep-th) [pdf, other]

Title: The Generalized Uncertainty Principle and Quantum Gravity Phenomenology

Ahmed Farag Ali, Saurya Das, Elias C. Vagenas

Comments: 3 pages. Talk given by SD at the 12th Marcel Grossmann conference (Paris, July, 2009)

Journal-ref: The Twelfth Marcel Grossmann Meeting: pp. 2407-2409. (2012)

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

[247] arXiv:1001.2650 (cross-list from astro-ph.CO) [pdf, other]

Title: On the Large Scale CMB Polarization

Paolo Cea

Comments: 9 pages, revised version accepted for publication on Mont. Not. Roy. Astr. Soc.

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

[248] arXiv:1001.2707 (cross-list from astro-ph.GA) [pdf, other]

Title: Microlensing as a probe of the Galactic structure; 20 years of microlensing optical depth studies

Marc Moniez (LAL)

Comments: Accepted for publication in General Relativity and Gravitation. General Relativity and Gravitation in press (2010) 00

Journal-ref: General Relativity and Gravitation 42, 9 (2010) 2047-2074

Subjects: Astrophysics of Galaxies (astro-ph.GA); Cosmology and Nongalactic Astrophysics (astro-ph.CO); General Relativity and Quantum Cosmology (gr-qc)

[249] arXiv:1001.2759 (cross-list from math.DG) [pdf, other]

Title: Rigidity of noncompact complete Bach-flat manifolds

Seongtag Kim

Comments: 10 pages, To appear J. Geom. Physics

Journal-ref: J. Geometry and Physics, 2010, Vol 60, p 637-642

Subjects: Differential Geometry (math.DG); General Relativity and Quantum Cosmology (gr-qc)

[250] arXiv:1001.2776 (cross-list from hep-th) [pdf, other]

Title: Homogeneous Einstein Metrics on SO(n)

C.N. Pope

Comments: 7 pages

Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc); Differential Geometry (math.DG)