Astrophysics

Authors and titles for December 2004

[401] arXiv:astro-ph/0412401 [pdf, other]

Title: On the Speed of Gravity and the Jupiter/Quasar Measurement

Stuart Samuel (Lawrence Berkeley National Laboratory)

Comments: LaTeX (or Latex, etc), two figures, which are also available at this http URL and this http URL

Journal-ref: Int.J.Mod.Phys.D13:1753-1770,2004

Subjects: Astrophysics (astro-ph)

[402] arXiv:astro-ph/0412402 [pdf, other]

Title: Bending instabilities at the origin of persistent warps

Y. Revaz, D. Pfenniger

Comments: 4 pages, to appear in the Proceedings of Science (published by SISSA),Conference "Baryons in Dark Matter Haloes", Novigrad, Croatia, 5-9 October 2004

Journal-ref: PoS BDMH2004 (2004) 058

Subjects: Astrophysics (astro-ph)

[403] arXiv:astro-ph/0412403 [pdf, other]

Title: The Polytropic Equation of State of Primordial Gas Clouds

Marco Spaans, Joseph Silk

Comments: Version accepted by ApJ

Journal-ref: Astrophys.J. 626 (2005) 644-648

Subjects: Astrophysics (astro-ph)

[404] arXiv:astro-ph/0412404 [pdf, other]

Title: An Approach to Explain the Long Cooling Times of Anomalous X-ray Pulsars and Soft Gamma Repeaters with the Neutrino Magnetic Moment

Efe Yazgan, Mehmet T. Zeyrek

Comments: 7 pages, 1 figure

Journal-ref: PoS HEP2005:015,2006

Subjects: Astrophysics (astro-ph)

[405] arXiv:astro-ph/0412405 [pdf, other]

Title: Correlation between the TeV and X-ray emission in high--energy peaked BL Lac objects

K. Katarzynski, G. Ghisellini, F. Tavecchio, L. Maraschi, G. Fossati, A. Mastichiadis

Comments: 18 pages, 7 figures, accepted for publication by A&A

Subjects: Astrophysics (astro-ph)

[406] arXiv:astro-ph/0412406 [pdf, other]

Title: Kinematic Study of the Blazar S5 0716+714

U. Bach (1), T.P. Krichbaum (1), E. Ros (1), S. Britzen (1,2), W.W. Tian (1,3), A. Kraus (1), A. Witzel (1), J.A. Zensus (1) ((1) MPIfR, Bonn, Germany, (2) LWS, Heidelberg, Germany, (3) NAO, CAS, Beijing, China)

Comments: 12 pages, 9 figures, accepted for publication in A&A, minor language editing and a reference added in section 1 to match the accepted version; Figs. 3 & 4 are in colors now

Journal-ref: Astron.Astrophys. 433 (2005) 815

Subjects: Astrophysics (astro-ph)

[407] arXiv:astro-ph/0412407 [pdf, other]

Title: Can one hear the shape of the Universe?

R. Aurich, S. Lustig, F. Steiner, H. Then

Comments: 4 pages

Journal-ref: Phys.Rev.Lett. 94 (2005) 021301

Subjects: Astrophysics (astro-ph)

[408] arXiv:astro-ph/0412408 [pdf, other]

Title: Spin Flavor Oscillation of Neutrinos in Rotating Gravitational Fields and Their Effects on Pulsar Kicks

G. Lambiase

Comments: 8 pages, no figures. Presented at Second International Workshop DICE2004, From Decoherence and Emergent Classicality to Emergent Quantum Mechanics Piombino (Tuscany), September 1-4, 2004

Journal-ref: Braz.J.Phys. 35 (2005) 462-469

Subjects: Astrophysics (astro-ph)

[409] arXiv:astro-ph/0412409 [pdf, other]

Title: Observation of R-Band Variability of L Dwarfs

M. Maiti, S. Sengupta, P. S. Parihar, G. C. Anupama (Indian Institute of Astrophysics, Bangalore, India)

Comments: 13 pages (latex, aastex style) including 3 eps figures. Accepted for publication in The Astrophysical Journal Letters

Journal-ref: Astrophys.J. 619 (2005) L183-L186

Subjects: Astrophysics (astro-ph)

[410] arXiv:astro-ph/0412410 [pdf, other]

Title: Asymmetrical structure of ionization and kinematics in the Seyfert galaxy NGC 5033

E. Mediavilla, A. Guijarro, A. Castillo-Morales, J. Jimenez-Vicente, E. Florido, S. Arribas, B. Garcia-Lorenzo, E. Battaner

Comments: 9 pages, accepted for publication in Astronomy and Astrophysics. Figures 1 and 7 are attached as .gif files

Subjects: Astrophysics (astro-ph)

[411] arXiv:astro-ph/0412411 [pdf, other]

Title: Evolution of X-ray spectra of Cygnus X-3 with radio flares

M. Choudhury, A.R. Rao

Comments: Bibliography has been correctly added

Journal-ref: X-ray Timing 2003: Rossi and Beyond. AIP Conference Proceedings, Vol. 714, held 3-5 November, 2003 in Cambridge, MA. Edited by Philip Kaaret, Frederick K. Lamb, and Jean H. Swank. Melville, NY: American Institute of Physics, 2004., p.120-126

Subjects: Astrophysics (astro-ph)

[412] arXiv:astro-ph/0412412 [pdf, other]

Title: Rapid GRB Follow-up with the 2-m Robotic Liverpool Telescope

A. Gomboc, M.F. Bode, D. Carter, C. Guidorzi, A. Monfardini, C.G. Mundell, A. M. Newsam, R.J. Smith, I.A. Steele, J. Meaburn

Comments: 6 pages, 2 figures, to appear in the proceedings of Interacting Binaries: Accretion, Evolution and Outcomes, 4-10 July 2004, Cefalu, Sicily, Italy, eds. Antonelli et al

Subjects: Astrophysics (astro-ph)

[413] arXiv:astro-ph/0412413 [pdf, other]

Title: Variable-Mass Dark Matter and the Age of the Universe

Urbano França, Rogerio Rosenfeld

Comments: 5 pages, 1 figure. Presented at V SILAFAE, July 12-16, Lima, Peru

Subjects: Astrophysics (astro-ph)

[414] arXiv:astro-ph/0412414 [pdf, other]

Title: Was the Narrow Line Seyfert 1 RGB J0044+193 ever radio loud?

T.J. Maccarone (Amsterdam), J.C.A. Miller-Jones (Amsterdam), R.P. Fender (Southampton & Amsterdam), G.G. Pooley (Mullard Radio Astronomy Laboratory, Cambridge)

Comments: 3 pages, 1 figure, accepted to A&A as a Research Note

Journal-ref: Astron.Astrophys. 433 (2005) 531

Subjects: Astrophysics (astro-ph)

[415] arXiv:astro-ph/0412415 [pdf, other]

Title: Via Aristotle, Leibniz & Mach to a relativistic relational gravity

D F Roscoe

Comments: 18 pages, no figures, under review CQG

Subjects: Astrophysics (astro-ph)

[416] arXiv:astro-ph/0412416 [pdf, other]

Title: Mergers and binary systems of SMBH in the contexts of nuclear activity and galaxy evolution

A.P. Lobanov

Comments: 2 pages, no figures; to be published in Proceedings of the Conference "Growing Black Holes", Garching, Germany June 21-25, 2004, edited by this http URL, this http URL, this http URL (Springer-Verlag series of ESO Astrophysics

Subjects: Astrophysics (astro-ph)

[417] arXiv:astro-ph/0412417 [pdf, other]

Title: Dust Attenuation caused by Isothermal Turbulent Media

Joerg Fischera

Comments: 10 pages, 11 figures, conference proceedings paper, "The Spectral Energy Distribution of Gas-Rich Galaxies: Confronting Models with Data", Heidelberg, 4-8 Oct. 2004, eds. C.C. Popescu & R.J. Tuffs, AIP Conf. Ser., in press

Subjects: Astrophysics (astro-ph)

[418] arXiv:astro-ph/0412418 [pdf, other]

Title: Quasars formation around clusters of primordial black holes

Vyacheslav Dokuchaev, Yury Eroshenko, Sergei Rubin

Comments: 6 pages, 5 figures, minor corrections

Journal-ref: Grav.Cosmol. 11 (2005) 99-104

Subjects: Astrophysics (astro-ph)

[419] arXiv:astro-ph/0412419 [pdf, other]

Title: Do the Unidentified EGRET Sources Trace Annihilating Dark Matter in the Local Group?

J. Flix, J.E. Taylor, M. Martinez, F. Prada, J. Silk, J. Cortina

Comments: 12 Pages, 4 figures, to appear in a special issue of ApSS. Presented at "The Multiwavelength Approach to Unidentified Gamma-Ray Sources" (Hong Kong, June 1 - 4, 2004; Conference organizers: K.S. Cheng and G.E. Romero)

Journal-ref: Astrophys.Space Sci.297:299-308,2005

Subjects: Astrophysics (astro-ph)

[420] arXiv:astro-ph/0412420 [pdf, other]

Title: On the high coherence of kilo-Hz Quasi-Periodic Oscillations

D. Barret (CESR, France), W. Kluzniak (CESR, CAMK & Inst. of Astronomy, Poland), J.F. Olive (CESR, France), S. Paltani (OAMP, France), G. K. Skinner (CESR, France)

Comments: Accepted for publication in MNRAS, 8 pages, 6 figures, 3 Tables

Journal-ref: Mon.Not.Roy.Astron.Soc. 357 (2005) 1288-1294

Subjects: Astrophysics (astro-ph)

[421] arXiv:astro-ph/0412421 [pdf, other]

Title: Rapid variability of the kHz-QPO frequency in 4U1608-52

S. Paltani (OAMP, France), D. Barret (CESR, France), J.F. Olive (CESR, France), G. K. Skinner (CESR, France)

Comments: Proceedings of the Annual meeting of the French Astronomical Society (SF2A), in press, 4 pages, 4 figures

Subjects: Astrophysics (astro-ph)

[422] arXiv:astro-ph/0412422 [pdf, other]

Title: The Binary Frequency Among Carbon-Enhanced, s-Process Rich, Metal-Poor Stars

Sara Lucatello (1,2), Stelios Tsangarides (3), Timothy C. Beers (4), Eugenio Carretta (1,5), Raffaele G. Gratton (1), Sean G. Ryan (3) (1-INAF, Osservatorio Astronomico di Padova; 2- Dipartimento di Astronomia, Padova University; 3-The Open University; 4- MSU, 5-INAF, Osservatorio Astronomico di Bologna)

Comments: 22 pages, Accepted for publication on ApJ

Journal-ref: Astrophys.J. 625 (2005) 825-832

Subjects: Astrophysics (astro-ph)

[423] arXiv:astro-ph/0412423 [pdf, other]

Title: Observational evidence for a different IMF in the early Galaxy

Sara Lucatello (1,2), Raffaele G. Gratton (1), Timothy C. Beers (3), Eugenio Carretta (1,4) (1- INAF OAPD; 2- Dipartimento di Astronomia, Universita' di Padova; 3- MSU; 4- INAF OABO)

Comments: 14 pages, 1 color figure, accepted for publication on ApJ

Journal-ref: Astrophys.J. 625 (2005) 833-847

Subjects: Astrophysics (astro-ph)

[424] arXiv:astro-ph/0412424 [pdf, other]

Title: Properties and Spectral Behaviour of Cluster Radio Halos

L. Feretti (1), G. Brunetti (1), G. Giovannini (1,2), N. Kassim (3), E. Orru' (4), G.Setti (1,2) (1 Ist. Radioastronomia Bologna, 2 Dip. Astr. Univ. Bologna 3 Nav. Res. Lab. Washington, 4 Dip. Fis. Univ. Cagliari and INAF Cagliari)

Comments: 7 pages, 6 figures, Proceedings of the 3rd Korean Astrophysics Workshop "Cosmic Rays and Magnetic Fields in Large Scale Structure", Pusan, Korea, August 2004, eds. H. Kang & D. Ryu, Journal of the Korean Astronomical Society. A paper version with high quality figures is at this http URL

Subjects: Astrophysics (astro-ph)

[425] arXiv:astro-ph/0412425 [pdf, other]

Title: On the thermal behaviour of small iron grains

Joerg Fischera

Comments: 12 pages, 16 figures

Journal-ref: Astron.Astrophys. 428 (2004) 99-108

Subjects: Astrophysics (astro-ph)

[426] arXiv:astro-ph/0412426 [pdf, other]

Title: Cosmological Cosmic Rays and the observed Li6 plateau in metal poor halo stars

Emmanuel Rollinde, Elisabeth Vangioni-Flam, Keith A. Olive

Comments: 8 pages, 6 figures, version accepted for publication in ApJ

Journal-ref: Astrophys.J.627:666-673,2005

Subjects: Astrophysics (astro-ph)

[427] arXiv:astro-ph/0412427 [pdf, other]

Title: HI Narrow Self-Absorption in Dark Clouds: Correlations with Molecular Gas and Implications for Cloud Evolution and Star Formation

P.F. Goldsmith, D. Li

Journal-ref: Astrophys.J. 622 (2005) 938-958

Subjects: Astrophysics (astro-ph)

[428] arXiv:astro-ph/0412428 [pdf, other]

Title: Kinematics of RHB stars to trace the structure of the galaxy

T.A. Kaempf, K.S. de Boer, M. Altmann

Comments: 10 pages, 10 figures, accepted by A&A 16/11/2004

Subjects: Astrophysics (astro-ph)

[429] arXiv:astro-ph/0412429 [pdf, other]

Title: Concluding Remarks: Gaia and Astrophysics in 2015-2020

Tim de Zeeuw (Leiden Observatory)

Comments: 4 pages, to appear in the Proceedings of the Symposium "The Three-dimensional Universe with Gaia", 4-7 October 2004, Observatoire de Paris-Meudon, France, eds: C. Turon, K.S. O'Flaherty, M.A.C. Perryman (ESA SP-576)

Subjects: Astrophysics (astro-ph)

[430] arXiv:astro-ph/0412430 [pdf, other]

Title: AWM 4 - an isothermal cluster observed with XMM-Newton

E. O'Sullivan, J. M. Vrtilek, J. C. Kempner, L. P. David, J. C. Houck

Comments: Accepted for publication in MNRAS, 18 pages, 1 colour and 11 b&w postscript figures, corrected author affiliation

Journal-ref: Mon.Not.Roy.Astron.Soc. 357 (2005) 1134-1150

Subjects: Astrophysics (astro-ph)

[431] arXiv:astro-ph/0412431 [pdf, other]

Title: A Serendipitous XMM-Newton Observation of the Intermediate Polar WX Pyx

Eric M. Schlegel (SAO)

Comments: 5 pages, 5 figs; accepted A&A 2004 Dec 8

Subjects: Astrophysics (astro-ph)

[432] arXiv:astro-ph/0412432 [pdf, other]

Title: Deep VLT V-band Imaging of the Field of a z=10 Candidate Galaxy: Below the Lyman Limit?

M. D. Lehnert (1), N.M. Forster Schreiber (1), M.N. Bremer (2) ((1)Max-Planck-Institut fuer extraterrestrische Physik, (2)Department of Physics, University of Bristol)

Comments: accepted for publication in ApJ

Journal-ref: Astrophys.J.624:80-84,2005

Subjects: Astrophysics (astro-ph)

[433] arXiv:astro-ph/0412433 [pdf, other]

Title: The Nuclear Orbital Distribution in Galaxies as Fossil Record of Black Hole Formation from Integral-Field Spectroscopy

Michele Cappellari, Richard McDermid

Comments: Invited talk, 8 pages, 4 figures, LaTeX. Accepted paper version for Classical and Quantum Gravity. Proceedings of the 5th International LISA Symposium

Journal-ref: Class.Quant.Grav. 22 (2005) S347-S354

Subjects: Astrophysics (astro-ph)

[434] arXiv:astro-ph/0412434 [pdf, other]

Title: Photometric observations of SARS clusters: Galaxy Luminosity Profiles

V. Coenda, C. J. Donzelli, H. Muriel, H. Quintana, L. Infante, D. G. Lambas

Comments: 26 pages, 11 figures, 3 tables, accepted for publication in AJ

Subjects: Astrophysics (astro-ph)

[435] arXiv:astro-ph/0412435 [pdf, other]

Title: Group, field and isolated early-type galaxies II. Global trends from nuclear data

Glenda Denicolo (1), Roberto Terlevich (2), Elena Terlevich (2), Duncan A. Forbes (3), Alejandro Terlevich (4) ((1) Institute of Astronomy, Madingley Road, Cambridge, UK, (2) Instituto Nacional de Astrofisica, Optica y Electronica, Tonantzintla, Puebla, Mexico, (3) Centre for Astrophysics and Supercomputing, Swinburne University, Hawthorn, VIC, Australia, (4) School of Physics and Astronomy, University of Birmingham, Edgbaston, Birmingham, UK)

Comments: 23 pages, 17 postscript figures; accepted for publication in the MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 358 (2005) 813-832

Subjects: Astrophysics (astro-ph)

[436] arXiv:astro-ph/0412436 [pdf, other]

Title: A new Search for Carbon Monoxide Absorption in the Transmission Spectrum of the Extrasolar Planet HD 209458b

Drake Deming, Timothy M. Brown, David Charbonneau, Joseph Harrington, L. Jeremy Richardson

Comments: 29 pages, 8 figures, accepted for ApJ

Journal-ref: Astrophys.J. 622 (2005) 1149-1159

Subjects: Astrophysics (astro-ph)

[437] arXiv:astro-ph/0412437 [pdf, other]

Title: ALMA: Galaxies and AGN

C. L. Carilli (NRAO)

Comments: this http URL, 8 pages, 10 figures. to appear in: "Dusty04 -- A prelude to Herschel and ALMA" ESA Publication SP-577, ed. A. Wilson & F. Combes

Subjects: Astrophysics (astro-ph)

[438] arXiv:astro-ph/0412438 [pdf, other]

Title: Observations and modeling of the inner disk region of T Tauri stars

R.L. Akeson, C.H. Walker, K. Wood, J.A. Eisner, E. Scire, B. Penprase, D.R. Ciardi, G.T. van Belle, B. Whitney, J.E. Bjorkman

Comments: 29 pages, 7 figures, to appear in the Astrophysical Journal, March 20, 2005 issue

Journal-ref: Astrophys.J.622:440-450,2005

Subjects: Astrophysics (astro-ph)

[439] arXiv:astro-ph/0412439 [pdf, other]

Title: Correlated Primordial Perturbations in Light of CMB and LSS Data

Hannu Kurki-Suonio, Vesa Muhonen, Jussi Valiviita

Comments: 20 pages, 21 figures (many in color)

Journal-ref: Phys.Rev. D71 (2005) 063005

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

[440] arXiv:astro-ph/0412440 [pdf, other]

Title: New solar opacities, abundances, helioseismology, and neutrino fluxes

John N. Bahcall, Aldo M. Serenelli, Sarbani Basu

Comments: ApJ Letters (in press), added 3 references, detailed numerical solar models and distributions of neutrino fluxes available at this http URL (models go back to 1982)

Journal-ref: Astrophys.J.621:L85-L88,2005

Subjects: Astrophysics (astro-ph)

[441] arXiv:astro-ph/0412441 [pdf, other]

Title: Triaxial haloes, intrinsic alignments and the dark matter power spectrum

R. E. Smith (UPenn), P. I. R. Watts (Bonn)

Comments: 14 pages, 6 figures. MNRAS accepted

Journal-ref: Mon.Not.Roy.Astron.Soc. 360 (2005) 203-215

Subjects: Astrophysics (astro-ph)

[442] arXiv:astro-ph/0412442 [pdf, other]

Title: The phase-space density distribution of dark matter halos

Liliya L.R. Williams (1), Crystal Austin (1), Eric Barnes (1), Arif Babul (2), Julianne Dalcanton (3) ((1) U Minnesota, (2) U Victoria, (3) U of Washington)

Comments: 4 pages, 1 fig. Proceedings of Science (SISSA), "Baryons in Dark Matter Haloes", Novigrad, Croatia, 5-9 October 2004; editors: R.-J. Dettmar, U. Klein, P. Salucci. The full paper is astro-ph/0506571 (with minus sign in eq.(2.2) corrected)

Journal-ref: PoS BDMH2004 (2004) 020

Subjects: Astrophysics (astro-ph)

[443] arXiv:astro-ph/0412443 [pdf, other]

Title: Contamination in the MACHO dataset and the puzzle of LMC Microlensing

Kim Griest, Christian L. Thomas

Comments: 5 pages latex, 1 postscript figure, version accepted by MNRAS, revisions in phrasing and references

Journal-ref: Mon.Not.Roy.Astron.Soc. 359 (2005) 464-468

Subjects: Astrophysics (astro-ph)

[444] arXiv:astro-ph/0412444 [pdf, other]

Title: Models of Giant Planet formation with migration and disc evolution

Yann Alibert, Christoph Mordasini, Willy Benz, Christophe Winisdoerffer

Comments: Accepted in Astronomy & Astrophysics

Journal-ref: Astron.Astrophys.434:343-353,2005

Subjects: Astrophysics (astro-ph)

[445] arXiv:astro-ph/0412445 [pdf, other]

Title: Strong lensing constraints on the properties of cluster galaxies

Liliya L. R. Williams (1), Prasenjit Saha (2) ((1) U Minnesota, (2) QMW, U London)

Comments: 2 pages, 1 fig. To appear in the Proceedings of Science, published by SISSA; Conference: "Baryons in Dark Matter Haloes", Novigrad, Croatia, 5-9 October 2004; editors: R.-J. Dettmar, U. Klein, P. Salucci

Subjects: Astrophysics (astro-ph)

[446] arXiv:astro-ph/0412446 [pdf, other]

Title: The State of the Circumstellar Medium Surrounding Gamma-Ray Burst Sources and its Effect on the Afterglow Appearance

Enrico Ramirez-Ruiz, Guillermo Garcia-Segura, Jay D. Salmonson, Brenda Perez-Rendon

Comments: 17 pages, 7 figures, ApJ in press

Journal-ref: Astrophys.J. 631 (2005) 435-445

Subjects: Astrophysics (astro-ph)

[447] arXiv:astro-ph/0412447 [pdf, other]

Title: High Resolution X-ray Spectroscopy of SN 1006

Jacco Vink

Comments: 11 pages, 8 figures (14 ps files including color figures). LaTeX format, uses this http URL, this http URL, and this http URL; to appear in the proceedings of X-ray Diagnostics for Astrophysical Plasmas: Theory, Experiment, and Observation, ed. R. K. Smith (Melville: AIP)

Subjects: Astrophysics (astro-ph)

[448] arXiv:astro-ph/0412448 [pdf, other]

Title: Gamma-Ray Spectral State Transitions of GRO J1719-24

J. C. Ling (JPL-Caltech), Wm. A. Wheaton (IPAC-Caltech)

Comments: 23 pages, 5 figures, to be published in ApJ Vol 633 on 1 April 2005

Journal-ref: Astrophys.J. 622 (2005) 492-502

Subjects: Astrophysics (astro-ph)

[449] arXiv:astro-ph/0412449 [pdf, other]

Title: Planetary Nebulae in NGC 5128 (Centaurus A)

Eric W. Peng (1,2), Holland C. Ford (3,4), Kenneth C. Freeman (5) ((1) Rutgers University, (2) Herzberg Institute of Astrophysics, (3) Johns Hopkins University, (4) STScI, (5) RSSA/ANU)

Comments: 8 pages, 5 figures, review talk to appear in the proceedings of the ESO Workshop "Planetary Nebulae beyond the Milky Way", Garching (Germany), May 19-21, 2004 eds. L. Stanghellini, J. R. Walsh & N. Douglas

Subjects: Astrophysics (astro-ph)

[450] arXiv:astro-ph/0412450 [pdf, other]

Title: The 2003 Superoutburst of an SU UMa-type Dwarf Nova, GO Comae Berenices

Akira Imada, Taichi Kato, Makoto Uemura, Ryoko Ishioka, Thomas Krajci, Yasuo Sano, Tonny Vanmunster, Donn R.Starkey, Lewis M.Cook, Jochen Pietz, Daisaku Nogami, Bill Yeung, Kazuhiro Nakajima, Kenji Tanabe, Mitsuo Koizumi, Hiroki Taguchi, Norimi Yamada, Yuichi Nishi, Brian Martin, Ken'ichi Torii, Kenzo Kinugasa, Christopher P.Jones

Comments: 11 pages, 7 figures, to appear in PASJ

Subjects: Astrophysics (astro-ph)