Astrophysics

Authors and titles for December 2005

[301] arXiv:astro-ph/0512301 [pdf, other]

Title: Complexes of stars and complexes of star clusters

Yuri N.Efremov

Comments: Sternberg Astronomical Institute, Moscow This paper has been withdrawn by the author because its content is about identical to that of his astro-ph/0512302 paper

Subjects: Astrophysics (astro-ph)

[302] arXiv:astro-ph/0512302 [pdf, other]

Title: Complexes of clusters and complexes of stars

Yu.N.Efremov

Comments: 5 figures

Subjects: Astrophysics (astro-ph)

[303] arXiv:astro-ph/0512303 [pdf, other]

Title: UHECR Particle Spectra from Crypton Decays

John Ellis, V.E. Mayes, D.V. Nanopoulos

Comments: 9 pages latex, 10 eps figures

Journal-ref: Phys.Rev.D74:115003,2006

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

[304] arXiv:astro-ph/0512304 [pdf, other]

Title: Late-type galaxies observed with SAURON. Two-dimensional stellar and emission-line kinematics of 18 spirals

K. Ganda, J. Falcón-Barroso, R.F. Peletier, M. Cappellari, E. Emsellem, R.M. McDermid, P.T. de Zeeuw, C.M. Carollo

Comments: 34 pages, 24 figures. Accepted for publication in MNRAS. A version with full resolution figures is available at this http URL

Journal-ref: Mon.Not.Roy.Astron.Soc.367:46-78,2006

Subjects: Astrophysics (astro-ph)

[305] arXiv:astro-ph/0512305 [pdf, other]

Title: Stellar Populations in Nearby Lenticular Galaxies

Olga K. Sil'chenko (Sternberg Astronomical Institute of the Moscow State University)

Comments: 31 pages, 8 figures; accepted to the Astrophysical Journal

Journal-ref: Astrophys.J.641:229-240,2006

Subjects: Astrophysics (astro-ph)

[306] arXiv:astro-ph/0512306 [pdf, other]

Title: Submillimeter emission from the hot molecular jet HH 211

A. Palau, P.T.P. Ho, Q. Zhang, R. Estalella, N. Hirano, H. Shang, C.-F. Lee, T.L. Bourke, H. Beuther, Y.-J. Kuan

Comments: 3 pages, 3 figures. Accepted by Astrophysical Journal Letters

Journal-ref: Astrophys.J.636:L137-L140,2006

Subjects: Astrophysics (astro-ph)

[307] arXiv:astro-ph/0512307 [pdf, other]

Title: Studying distant dwarf galaxies with GEMS and SDSS

Fabio D. Barazza, Shardha Jogee, Hans-Walter Rix, Marco Barden, Eric F. Bell, John A. R. Caldwell, Daniel H. McIntosh, Klaus Meisenheimer, Chien Y. Peng, Christian Wolf

Comments: 4 pages, proceedings for the Frank N. Bash Symposium 2005, to appear in the ASP Conference Series eds. S. Kannappan, S. Redfield, N. Drory, J. Kessler-Silacci, M. Landriau

Subjects: Astrophysics (astro-ph)

[308] arXiv:astro-ph/0512308 [pdf, other]

Title: Chandra Observations of A2670 and A2107: A Comet Galaxy and cDs with Large Peculiar Velocities

Yutaka Fujita (Osaka U.), Craig L. Sarazin, Gregory R. Sivakoff (UVa)

Comments: PASJ in press

Subjects: Astrophysics (astro-ph)

[309] arXiv:astro-ph/0512309 [pdf, other]

Title: Approximate dynamics of dark matter ellipsoids

G.S. Bisnovatyi-Kogan, O.Yu. Tsupko

Comments: 11 pages, 8 figures

Journal-ref: Monthly Notices of the Royal Astronomical Society 364 (2005), 833-842

Subjects: Astrophysics (astro-ph)

[310] arXiv:astro-ph/0512310 [pdf, other]

Title: Modeling the Warm Absorber in AGN

A. Rozanska, R. Goosmann, A.-M. Dumont, B. Czerny

Comments: 15 pages, 17 figures, submitted to A&A

Subjects: Astrophysics (astro-ph)

[311] arXiv:astro-ph/0512311 [pdf, other]

Title: Nonaxisymmetric Magnetorotational Instability in Proto-Neutron Stars

Youhei Masada, Takayoshi Sano, Hideaki Takabe

Comments: 24pages, 7figures, Accepted for publication in the Astrophysical Journal (December 12, 2005)

Journal-ref: Astrophys.J.641:447-457,2006

Subjects: Astrophysics (astro-ph)

[312] arXiv:astro-ph/0512312 [pdf, other]

Title: The Homogeneity of Interstellar Elemental Abundances in the Galactic Disk

Stefan I. B. Cartledge, J. T. Lauroesch, David M. Meyer, Ulysses J. Sofia

Comments: 58 pages, including 11 figures and 9 tables, accepted by ApJ

Journal-ref: Astrophys.J.641:327-346,2006

Subjects: Astrophysics (astro-ph)

[313] arXiv:astro-ph/0512313 [pdf, other]

Title: Spectral Variability of Quasars in the Sloan Digital Sky Survey. II: The C IV Line

B. C. Wilhite, D. E. Vanden Berk, R. J. Brunner, J. V. Brinkmann

Comments: 52 pages, 14 figures, accepted for publication in ApJ

Journal-ref: Astrophys.J.641:78-89,2006

Subjects: Astrophysics (astro-ph)

[314] arXiv:astro-ph/0512314 [pdf, other]

Title: The effect of a strong external radiation field on protostellar envelopes in Orion

Jes K. Jorgensen, Doug Johnstone, Ewine F. van Dishoeck, Steven D. Doty

Comments: 11 pages, 10 figures. Accepted for publication in A&A

Subjects: Astrophysics (astro-ph)

[315] arXiv:astro-ph/0512315 [pdf, other]

Title: Polarization intermittency in MHD and its influence on turbulent cascade

Andrey Beresnyak, Alex Lazarian

Comments: 4 pages, 3 figures, subm. to ApJL, minor corrections

Journal-ref: Astrophys.J.640:L175-L178,2006

Subjects: Astrophysics (astro-ph)

[316] arXiv:astro-ph/0512316 [pdf, other]

Title: Interaction of ultra-energetic cosmic neutrinos with a thermal gas of relic neutrinos

J. C. D'Olivo, L. Nellen, S. Sahu, Veronique Van Elewyck

Comments: 4 pages, 2 figures. Prepared for the Proceedings of the HEP2005 International Europhysics Conference on High Energy Physics, Lisbon (Portugal), 21 - 27/07/2005

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

[317] arXiv:astro-ph/0512317 [pdf, other]

Title: Beryllium in Disk and Halo Stars -- Evidence for a Beryllium Dispersion in Old Stars

Ann Merchant Boesgaard, Megan C. Novicki

Comments: Accepted for Ap.J. 25 pages, including 7 figures and 3 tables

Journal-ref: Astrophys.J.641:1122-1130,2006

Subjects: Astrophysics (astro-ph)

[318] arXiv:astro-ph/0512318 [pdf, other]

Title: Effect of the length of inflation on angular TT and TE power spectra in power-law inflation

Shiro Hirai, Tomoyuki Takami

Comments: 41 pages, 11 figures

Journal-ref: Class.Quant.Grav. 23 (2006) 2541-2558

Subjects: Astrophysics (astro-ph)

[319] arXiv:astro-ph/0512319 [pdf, other]

Title: HD 178892 - a cool Ap star with extremely strong magnetic field

T. Ryabchikova, O. Kochukhov, D. Kudryavtsev, I. Romanyuk, E. Semenko, S. Bagnulo, G. Lo Curto, P. North, M. Sachkov

Comments: Accepted by Astronomy & Astrophysics; 4 pages, 4 figures

Subjects: Astrophysics (astro-ph)

[320] arXiv:astro-ph/0512320 [pdf, other]

Title: The Element Abundances in Bare Planetary Nebula Central Stars and the Shell Burning in AGB Stars

K. Werner, F. Herwig

Comments: Review, accepted for publication in PASP, Febr. 06 issue. For high resolution versions of Figures 1 and 6 see preprint on this http URL

Journal-ref: Publ.Astron.Soc.Pac.118:183-204,2006

Subjects: Astrophysics (astro-ph)

[321] arXiv:astro-ph/0512321 [pdf, other]

Title: Mapping Large-Scale Structures Behind the Galactic Plane: The Second CIZA Subsample

Dale D. Kocevski, Harald Ebeling, Chris R. Mullis, R. Brent Tully

Comments: 9 pages, 8 figures, Submitted to ApJ

Subjects: Astrophysics (astro-ph)

[322] arXiv:astro-ph/0512322 [pdf, other]

Title: Spectroscopic companions of very young brown dwarfs

Joergens Viki (Leiden Observatory)

Comments: Proceeding of ESO workshop 'Multiple Stars across the HRD' (Garching 2005). 6 pages, 4 figures

Subjects: Astrophysics (astro-ph)

[323] arXiv:astro-ph/0512323 [pdf, other]

Title: You Can't Get There From Here: Hubble Relaxation in the Local Volume

Alan B. Whiting

Comments: 23 pages, accepted by the Astronomical Journal

Journal-ref: Astron.J.131:1996-2003,2006

Subjects: Astrophysics (astro-ph)

[324] arXiv:astro-ph/0512324 [pdf, other]

Title: A Note on the Cosmic Evolution of the Axion in a Strong Magnetic Field

L. Campanelli, M. Giannotti

Comments: 2 pages, no figures. Minor changes. References added. Accepted for publication in JCAP

Journal-ref: JCAP 0609:017,2006

Subjects: Astrophysics (astro-ph)

[325] arXiv:astro-ph/0512325 [pdf, other]

Title: Simulating Wide-Field Quasar Surveys from the Optical to Near-Infrared

Natasha Maddox, Paul C. Hewett (Institute of Astronomy, Cambridge)

Comments: 18 pages, 16 figures, accepted MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc.367:717-731,2006

Subjects: Astrophysics (astro-ph)

[326] arXiv:astro-ph/0512326 [pdf, other]

Title: On the metallicity dependence of the winds from red supergiants and Asymptotic Giant Branch stars

Jacco Th. van Loon (Keele University, UK)

Comments: Invited review for the 2005 Tartu workshop: Stellar Evolution at Low Metallicity: Mass Loss, Explosions, Cosmology, eds. H.J.G.L.M. Lamers, N. Langer, T. Nugis and K. Annuk, ASP Conference Series, in press

Journal-ref: ASP Conf.Ser.353:211-224,2006

Subjects: Astrophysics (astro-ph)

[327] arXiv:astro-ph/0512327 [pdf, other]

Title: Laboratory tests on dark energy

Christian Beck

Comments: 7 pages, 1 figure. Invited talk given at the 21 COE symposium 'Astrophysics as Interdisciplinary Science', Waseda University, Tokyo, 1-3 September 2005. To appear in Journal of Physics: Conference Series. Misprints in eq. (3) and (4) corrected

Journal-ref: J.Phys.Conf.Ser.31:123-130,2006

Subjects: Astrophysics (astro-ph); Superconductivity (cond-mat.supr-con)

[328] arXiv:astro-ph/0512328 [pdf, other]

Title: The evolution of Radio Loud Quasar host galaxies: AO observations at z = 3

R. Falomo, J.K. Kotilainen, R. Scarpa, A. Treves, M. Uslenghi

Comments: 6 pages, 3 figures, TeX uses this http URL, from workshop "QSO Host Galaxies: Evolution and Environment" (Univ. Leiden, Aug. 22-26, 2005)

Journal-ref: New Astron.Rev.50:732-735,2006

Subjects: Astrophysics (astro-ph)

[329] arXiv:astro-ph/0512329 [pdf, other]

Title: Approaching the knee -- balloon-borne observations of cosmic ray composition

Michael L. Cherry

Comments: 10 pages, to be published, J. Phys. Conf. Ser. (Proc. Workshop on Physics at the End of the Galactic Cosmic Ray Spectrum, Aspen, April 2005)

Journal-ref: J.Phys.Conf.Ser.47:31-40,2006

Subjects: Astrophysics (astro-ph)

[330] arXiv:astro-ph/0512330 [pdf, other]

Title: Early Evolution of Stellar Groups and Clusters: Environmental Effects on Forming Planetary Systems

Fred C. Adams, Eva M. Proszkow, Marco Fatuzzo, Philip C. Myers

Comments: 54 pages; accepted to ApJ

Journal-ref: Astrophys.J.641:504-525,2006

Subjects: Astrophysics (astro-ph)

[331] arXiv:astro-ph/0512331 [pdf, other]

Title: On the origin and excitation of the extended nebula surrounding NGC 1275

N. A. Hatch, C. S. Crawford, A. C. Fabian, R. M. Johnstone

Comments: 13 pages, 17 figures. A version with full resolution figures is available at this http URL

Journal-ref: Mon.Not.Roy.Astron.Soc.367:433-448,2006

Subjects: Astrophysics (astro-ph)

[332] arXiv:astro-ph/0512332 [pdf, other]

Title: Evolution of the fine-structure constant in the non-linear regime

P.P. Avelino, C.J.A.P. Martins, J. Menezes, C. Santos

Comments: 5 pages, 3 figures

Journal-ref: JCAP 0612:018,2006

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

[333] arXiv:astro-ph/0512333 [pdf, other]

Title: Strong limits on the possible decay of the vacuum energy into CDM or CMB photons

Reuven Opher, Ana Pelinson

Comments: to be published by Brazilian J. Physics Proceedings of 100 Years of Relativity, International Conference on Classical and Quantum Aspects of Gravity and Cosmology, Sao Paulo, August 22-24, 2005

Journal-ref: Braz.J.Phys. 35 (2005) 1206-1209

Subjects: Astrophysics (astro-ph)

[334] arXiv:astro-ph/0512334 [pdf, other]

Title: 26Al in the inner Galaxy

R. Diehl, H. Halloin, K. Kretschmer, A.W.Strong, W. Wang, P. Jean, G.G. Lichti, J. Knoedlseder, J.-P. Roques, S. Schanne, V. Schoenfelder, A.von Kienlin, G. Weidenspointner, C. Winkler, C. Wunderer

Comments: 7 pages with 7 figures; accepted for publication in Astronomy & Astrophysics

Journal-ref: Astron.Astrophys. 449 (2006) 1025-1031

Subjects: Astrophysics (astro-ph)

[335] arXiv:astro-ph/0512335 [pdf, other]

Title: Angular Differential Imaging: a Powerful High-Contrast Imaging Technique

C. Marois, D. Lafreniere, R. Doyon, B. Macintosh, D. Nadeau

Comments: 27 pages, 7 figures, accepted for publication in ApJ

Journal-ref: Astrophys.J.641:556-564,2006

Subjects: Astrophysics (astro-ph)

[336] arXiv:astro-ph/0512336 [pdf, other]

Title: Inflation without inflatons

Reuven Opher, Ana Pelinson

Comments: 11 pages, 2 figures. Revised version, accepted for publication in Phys. Rev. D

Journal-ref: Phys.Rev.D74:023505,2006

Subjects: Astrophysics (astro-ph)

[337] arXiv:astro-ph/0512337 [pdf, other]

Title: Coherent radio pulses from showers in different media: A unified parameterization

Jaime Alvarez-Muñiz, Enrique Marqués, Ricardo A. Vázquez, Enrique Zas

Comments: 7 pages, 4 figures

Journal-ref: Phys.Rev.D74:023007,2006

Subjects: Astrophysics (astro-ph)

[338] arXiv:astro-ph/0512338 [pdf, other]

Title: Chandra Multiwavelength Project: Normal Galaxies at Intermediate Redshift

D.-W. Kim, W. A. Barkhouse, E. R. Colmenero, P. J. Green, M. Kim, A. Mossman, E. Schlegel, J. D. Silverman, T. Aldcroft, Z. Ivezic, C. Anderson, V. Kashyap, H. Tananbaum, B. J. Wilkes

Comments: 31 pages, 9 figures, accepted for publication in ApJ (20 June 2006, v644), replaced with minor corrections

Journal-ref: Astrophys.J.644:829-842,2006

Subjects: Astrophysics (astro-ph)

[339] arXiv:astro-ph/0512339 [pdf, other]

Title: Low State, Phase-Resolved IR Spectroscopy of VV Puppis

Steve B. Howell, Thomas E. Harrison, Ryan K. Campbell, France A. Cordova, Paula Szkody

Comments: Accepted in Astronomical Journal 5 figures

Journal-ref: Astron.J.131:2216-2222,2006

Subjects: Astrophysics (astro-ph)

[340] arXiv:astro-ph/0512340 [pdf, other]

Title: Spectroscopy of GRB 051111 at z=1.54948: Kinematics and Elemental Abundances of the GRB Environment and Host Galaxy

B.E. Penprase, E. Berger, D.B. Fox, S.R. Kulkarni, S. Kadish, L. Kerber, E. Ofek, M. Kasliwal, G. Hill, B. Schaefer, M. Reed

Comments: Submitted to ApJ; 30 pages; 22 figures; 2 tables

Journal-ref: Astrophys.J.646:358-368,2006

Subjects: Astrophysics (astro-ph)

[341] arXiv:astro-ph/0512341 [pdf, other]

Title: Green Bank Telescope Studies of Giant Pulses from Millisecond Pulsars

H. S. Knight, M. Bailes, R. N. Manchester, S. M. Ord, B. A. Jacoby

Comments: 26 pages, 4 figures, accepted to ApJ

Journal-ref: Astrophys.J.640:941-949,2006

Subjects: Astrophysics (astro-ph)

[342] arXiv:astro-ph/0512342 [pdf, other]

Title: The electromagnetic model of Gamma Ray Bursts

Maxim Lyutikov (UBC, University of Rochester)

Comments: solicited contribution to Focus Issue of New Journal of Physics, 27 pages, 4 figures

Journal-ref: New J.Phys.8:119,2006

Subjects: Astrophysics (astro-ph)

[343] arXiv:astro-ph/0512343 [pdf, other]

Title: The Chandra XBootes Survey - III: Optical and Near-IR Counterparts

Kate Brand, Michael J. I. Brown, Arjun Dey, Buell T. Jannuzi, Christopher S. Kochanek, Almus T. Kenter, Daniel Fabricant, Giovanni G. Fazio, William R. Forman, Paul J. Green, Christine J. Jones, Brian R. McNamara, Stephen S. Murray, Joan R. Najita, Marcia Rieke, Joseph C. Shields, Alexey Vikhlinin

Comments: 19 pages, 13 figures, ApJ accepted. Catalog can be found at: this http URL or this ftp URL

Journal-ref: Astrophys.J.641:140-157,2006

Subjects: Astrophysics (astro-ph)

[344] arXiv:astro-ph/0512344 [pdf, other]

Title: Hypervelocity intracluster stars ejected by supermassive black hole binaries

Kelly Holley-Bockelmann, Steinn Sigurdsson, J. Christopher Mihos, John J. Feldmeier, Robin Ciardullo, Cameron McBride

Comments: 4 pages, 3 color figures. Submitted to ApJ Letters

Subjects: Astrophysics (astro-ph)

[345] arXiv:astro-ph/0512345 [pdf, other]

Title: On the transition from Galactic to extragalactic cosmic-rays: spectral and composition features from two opposite scenarios

D. Allard, E. Parizot, A. V. Olinto

Comments: 26 pages 9 figures. Calculations updated using a recent IRB density and evolution (see text). Minor quantitative changes, conclusions unchanged

Journal-ref: Astropart.Phys.27:61-75,2007

Subjects: Astrophysics (astro-ph)

[346] arXiv:astro-ph/0512346 [pdf, other]

Title: Stellar Populations in Bulges

Bhasker K. Moorthy, Jon A. Holtzman

Comments: 30 pages, 21 figures; submitted to MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc.371:583-608,2006

Subjects: Astrophysics (astro-ph)

[347] arXiv:astro-ph/0512347 [pdf, other]

Title: A Near-Infrared Analysis of the Submillimeter Background and the Cosmic Star-Formation History

W.-H. Wang, L.L. Cowie, A.J. Barger

Comments: 14 pages, 15 figures. Accepted by The Astrophysical Journal for v647n 1 issue, August 2006. Minor changes in response to the referee's report, plus a new comparison figure of the star formation history measured in the FIR with that measured in the UV. We plot d(rho)/dt x cosmic time vs. cosmic time, which has the advantage of illustrating more directly how many stars are formed at a given time

Journal-ref: Astrophys.J.647:74-85,2006

Subjects: Astrophysics (astro-ph)

[348] arXiv:astro-ph/0512348 [pdf, other]

Title: Elemental Abundance Ratios in Stars of the Outer Galactic Disk. III. Cepheids

David Yong, Bruce W. Carney, Luisa de Almeida, Brian L. Pohl (University of North Carolina)

Comments: Accepted for publication in AJ

Journal-ref: Astron.J.131:2256-2273,2006

Subjects: Astrophysics (astro-ph)

[349] arXiv:astro-ph/0512349 [pdf, other]

Title: Determination of the Cosmic Distance Scale from Sunyaev-Zel'dovich Effect and Chandra X-ray Measurements of High Redshift Galaxy Clusters

M. Bonamente, M. Joy, S. La Roque, J. Carlstrom, E. Reese, K. Dawson

Comments: ApJ submitted (revised version)

Subjects: Astrophysics (astro-ph)

[350] arXiv:astro-ph/0512350 [pdf, other]

Title: Supermassive Black Holes at the Center of Galaxies

Christopher J. Greenwood

Comments: 11 pages, 3 figures

Subjects: Astrophysics (astro-ph)