Astrophysics

Authors and titles for April 2004

[101] arXiv:astro-ph/0404101 [pdf, other]

Title: The effect of evaporation on the evolution of close-in giant planets

I. Baraffe (ENS-Lyon), F. Selsis (INTA-CSIC Madrid), G. Chabrier (ENSL), T. S. Barman (Wichita), F. Allard (ENSL), P.H. Hauschildt (Hamburg), H. Lammer (Graz)

Comments: 5 pages, 3 figures, accepted in A&A Letter

Journal-ref: Astron.Astrophys. 419 (2004) L13

Subjects: Astrophysics (astro-ph)

[102] arXiv:astro-ph/0404102 [pdf, other]

Title: X-Ray Eclipse Timing in the LMXB EXO0748-676

Michael T. Wolff, Paul S. Ray, Kent S. Wood

Comments: 4 Pages, 3 Figures, Submitted to the X-Ray Timing 2003: Rossi and Beyond conference, November 2003

Subjects: Astrophysics (astro-ph)

[103] arXiv:astro-ph/0404103 [pdf, other]

Title: BUDDA: A New Two-Dimensional Bulge/Disk Decomposition Code for Detailed Structural Analysis of Galaxies

R. E. de Souza, D. A. Gadotti, S. dos Anjos (Astronomy Department - University of Sao Paulo)

Comments: Accepted for publication in The Astrophysical Journal Supplements; 37 pages including 6 figures and 1 table; we strongly recommend to download a version of the paper with higher resolution figures, as well as all of the on-line only material, available at this http URL (83 pages); see also the code's internet site at this http URL

Subjects: Astrophysics (astro-ph)

[104] arXiv:astro-ph/0404104 [pdf, other]

Title: The PSR J0514-4002A binary system in NGC 1851

P. C. C. Freire, Y. Gupta, S. M. Ransom, C. H. Ishwara-Chandra

Comments: 6 pages, 3 figures, to be published in the proceedings of the "Binary Pulsars" Conference, Aspen, January 2004

Subjects: Astrophysics (astro-ph)

[105] arXiv:astro-ph/0404105 [pdf, other]

Title: Eclipsing Binary Pulsars

Paulo C. C. Freire

Comments: 14 pages, 5 figures, 1 table, to be published in the proceedings of the "Binary Pulsars" conference, Aspen, January 2004

Subjects: Astrophysics (astro-ph)

[106] arXiv:astro-ph/0404106 [pdf, other]

Title: On the Formation and Evolution of Stellar Bars in Galaxies

Dimitri Alexei Gadotti (Astronomy Department - University of Sao Paulo)

Comments: Ph.D. Thesis extended summary to appear in the June issue of the PASP; 6 pages including 1 figure; a link to the full thesis in html format may be found at this http URL

Subjects: Astrophysics (astro-ph)

[107] arXiv:astro-ph/0404107 [pdf, other]

Title: On the Kinetic Energy and Radiative Efficiency of Gamma-Ray Bursts

Nicole M. Lloyd-Ronning (LANL), Bing Zhang (Penn State)

Comments: 9 pages, 7 figures; Revised version, accepted to ApJ

Journal-ref: Astrophys.J. 613 (2004) 477-483

Subjects: Astrophysics (astro-ph)

[108] arXiv:astro-ph/0404108 [pdf, other]

Title: The turbulent dynamo as an instability in a noisy medium

Nicolas Leprovost (SPEC), Bérengère Dubrulle (SPEC)

Comments: 6 pages

Journal-ref: European Physical Journal B 44 (2005) 395

Subjects: Astrophysics (astro-ph); Fluid Dynamics (physics.flu-dyn)

[109] arXiv:astro-ph/0404109 [pdf, other]

Title: First Sources in Infrared Light: Stars, Supernovae and Miniquasars

Asantha Cooray (Caltech), Naoki Yoshida (NAOJ, Nagoya University)

Comments: 8 pages, 3 figures; Revised version based on referee comments

Journal-ref: Mon.Not.Roy.Astron.Soc. 351 (2004) L71-L77

Subjects: Astrophysics (astro-ph)

[110] arXiv:astro-ph/0404110 [pdf, other]

Title: Active Galactic Nuclei with Candidate Intermediate-Mass Black Holes

Jenny E. Greene (CfA), Luis C. Ho (Carnegie Observatories)

Comments: ApJ Accepted, 13 pages, 9 figures, uses this http URL

Journal-ref: Astrophys.J.610:722-736,2004

Subjects: Astrophysics (astro-ph)

[111] arXiv:astro-ph/0404111 [pdf, other]

Title: Limits on deviations from the inverse-square law on megaparsec scales

Carolyn Sealfon (UPenn), Licia Verde (UPenn), Raul Jimenez (UPenn)

Comments: 7 pages, 3 figures. Replaced with published version

Journal-ref: Phys.Rev. D71 (2005) 083004

Subjects: Astrophysics (astro-ph)

[112] arXiv:astro-ph/0404112 [pdf, other]

Title: Statistical Probes of Reionization With 21 cm Tomography

Steven Furlanetto (1), Matias Zaldarriaga (2), Lars Hernquist (2) ((1) Caltech, (2) Harvard University)

Comments: 6 pages, 4 figures, submitted to ApJ

Journal-ref: Astrophys.J.613:16-22,2004

Subjects: Astrophysics (astro-ph)

[113] arXiv:astro-ph/0404113 [pdf, other]

Title: Anomalous X-ray Pulsar 1E 1048.1-5937: Pulsed Flux Flares and Large Torque Variations

Fotis P. Gavriil (McGill), Victoria M. Kaspi (McGill/MIT)

Comments: 11 pages, 2 figures, ApJ Letters accepted. Modifications to the text, calculations and figures. We corrected a problem which resulted in reducing the scatter in the earlier flux points in Figure 1. Conclusions unchanged

Journal-ref: Astrophys.J. 609 (2004) L67-L70

Subjects: Astrophysics (astro-ph)

[114] arXiv:astro-ph/0404114 [pdf, other]

Title: Rapporteur talk for Ultra High Energy Cosmic Rays (HE 1.3, 1.4, 1.5): Messengers of the Extreme Universe

Angela V. Olinto

Comments: 18 pages, in the Proceedings of the 28th International Cosmic Ray Conference

Subjects: Astrophysics (astro-ph)

[115] arXiv:astro-ph/0404115 [pdf, other]

Title: A new mid-infrared map of the BN/KL region using the Keck telescope

R. Y. Shuping, Mark Morris, John Bally

Comments: To appear in The Astronomical Journal, July 2004 (16 pages, 7 figures)

Journal-ref: The Astronomical Journal, 2004, Vol. 128, pp. 363-374

Subjects: Astrophysics (astro-ph)

[116] arXiv:astro-ph/0404116 [pdf, other]

Title: Search for class II methanol masers at 23.1 GHz

D. M. Cragg (1), A. M. Sobolev (2), J. L. Caswell (3), S. P. Ellingsen (4), P. D. Godfrey (1) ((1) Monash University, (2) Ural State University, (3) Australia Telescope National Facility, (4) University of Tasmania)

Comments: 11 pages, 6 figures, accepted for publication in MNRAS, Latex, this http URL

Journal-ref: Mon.Not.Roy.Astron.Soc. 351 (2004) 1327

Subjects: Astrophysics (astro-ph)

[117] arXiv:astro-ph/0404117 [pdf, other]

Title: Dark matter in the framework of shell-universe

Merab Gogberashvili, Michael Maziashvili

Comments: 8 pages, minor corrections, version to appear in GRG

Journal-ref: Gen.Rel.Grav. 37 (2005) 1129-1135

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

[118] arXiv:astro-ph/0404118 [pdf, other]

Title: Trajectory and orbit of the EN200204 Laskarzew fireball

Pavel Spurny, Arkadiusz Olech, Piotr Kedzierski

Comments: 6 pages, 3 figures, submitted to WGN

Subjects: Astrophysics (astro-ph)

[119] arXiv:astro-ph/0404119 [pdf, other]

Title: Estimating galaxy cluster magnetic fields by the classical and hadronic minimum energy criterion

Christoph Pfrommer (MPA), Torsten A. Ensslin (MPA)

Comments: 15 pages, including 8 figures. Accepted for publication in MNRAS, minor typos corrected to match the published version

Subjects: Astrophysics (astro-ph)

[120] arXiv:astro-ph/0404120 [pdf, other]

Title: Photometric and dynamic evolution of an isolated disc galaxy simulation

Leo Michel-Dansac (1), Herve Wozniak (2) ((1) OAMP-LAM, France, (2) CRAL, France)

Comments: 14 pages, 16 figures (13 in eps, 3 in jpg format). Accepted for publication in A&A

Journal-ref: Astron.Astrophys. 421 (2004) 863-876

Subjects: Astrophysics (astro-ph)

[121] arXiv:astro-ph/0404121 [pdf, other]

Title: Discovery of the optical counterpart to the X-ray pulsar SAX J2103.5+4545

P. Reig (FORTH/U. of Crete, Greece)I. Negueruela (U. of Alicante, Spain)J. Fabregat (U. of Valencia, Spain)R. Chato (U. of Valencia, Spain)P. Blay (U. of Valencia, Spain)F. Mavromatakis (U. of Crete, Greece)

Comments: 9 pages, 6 figures, accepted for publication in A&A

Journal-ref: Astron.Astrophys. 421 (2004) 673-680

Subjects: Astrophysics (astro-ph)

[122] arXiv:astro-ph/0404122 [pdf, other]

Title: Interacting quintessence and the coincidence problem

W. Zimdahl (Koeln), D. Pavon (Barcelona), L.P. Chimento (Buenos Aires), A.S. Jakubi (Buenos Aires)

Comments: 3 pages, contribution to the Tenth Marcel Grossmann Meeting, Rio de Janeiro, 20-26 July 2003

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

[123] arXiv:astro-ph/0404123 [pdf, other]

Title: Chemical abundances of the Galactic H II region NGC 3576 derived from VLT echelle spectrophotometry

J. Garcia-Rojas, C. Esteban, M. Peimbert, M. Rodriguez, M.T. Ruiz, A. Peimbert

Comments: 25 pages, 14 tables, 4 figures. Accepted for publication in ApJS

Subjects: Astrophysics (astro-ph)

[124] arXiv:astro-ph/0404124 [pdf, other]

Title: Detection of a radio halo in the Virgo cluster

B. Vollmer (1,2), W. Reich (2), R. Wielebinski (2) ((1) CDS, Observatoire Strasbourg, France, (2) MPI fuer Radioastronomie, Bonn, Germany)

Comments: 9 pages, 8 figures. Accepted for publication in A&A

Journal-ref: Astron.Astrophys. 423 (2004) 57-64

Subjects: Astrophysics (astro-ph)

[125] arXiv:astro-ph/0404125 [pdf, other]

Title: Optical and infrared photometry of new very low-mass stars and brown dwarfs in the Sigma Orionis cluster

V. J. S. Bejar (1), M. R. Zapatero Osorio (2), R. Rebolo (1,3) ((1) Instituto de Astrofisica de Canarias, La Laguna, Spain, (2) LAEFF-INTA, Madrid, Spain, (3) Consejo Superior de Investigaciones Cientificas, Madrid, Spain)

Comments: Acepted to be published in Astronomische Nachrichten. 9 pages, 7 figures

Subjects: Astrophysics (astro-ph)

[126] arXiv:astro-ph/0404126 [pdf, other]

Title: Preliminary INTEGRAL Analysis of GRB040106

L. Moran, L. Hanlon, A. von Kienlin, B. McBreen, S. McBreen, S. McGlynn, J. French, R. Preece, Y. Kaneko, O.R. Williams, K. Bennett, R. Marc Kippen

Comments: 4 pages. To appear in proceedings of the 5th INTEGRAL Workshop, "The INTEGRAL Universe", February 16-20, 2004, Munich. (Typos corrected in author addresses, some refs added)

Subjects: Astrophysics (astro-ph)

[127] arXiv:astro-ph/0404127 [pdf, other]

Title: Galactic cannibalism and CDM density profiles

Carlo Nipoti (Oxford Univ.), Tommaso Treu (UCLA), Luca Ciotti (Bologna Univ.), Massimo Stiavelli (STScI)

Comments: 6 pages with 3 figures. Version accepted for publication in MNRAS. Longer than first version, with results from additional simulations. Conclusions unchanged

Subjects: Astrophysics (astro-ph)

[128] arXiv:astro-ph/0404128 [pdf, other]

Title: Variability in the quiescent state of neutron star transients

Sergio Campana (INAF-Osservatorio astronomico di Brera)

Comments: in Binary Radio Pulsars, proceedings of an Aspen Winter Conference, eds. F. Rasio, I. Stairs, 3 pages

Subjects: Astrophysics (astro-ph)

[129] arXiv:astro-ph/0404129 [pdf, other]

Title: Number Counts of Bright Extremely Red Objects: Evolved Massive Galaxies at z~1

P. Vaisanen (ESO and Universidad de Chile), P.H. Johansson (IoA and Observatory, Helsinki)

Comments: A&A, accepted, 14 pages and 8 ps-figs

Journal-ref: Astron.Astrophys. 421 (2004) 821-832

Subjects: Astrophysics (astro-ph)

[130] arXiv:astro-ph/0404130 [pdf, other]

Title: Connecting Quantum and Cosmic Scales by a Decreasing-Light-Speed Model

Juan Casado Gimenez

Comments: 15 pages

Subjects: Astrophysics (astro-ph)

[131] arXiv:astro-ph/0404131 [pdf, other]

Title: Observing z>7 sources with the GTC

R. Pello (1), D. Schaerer (2 and 1), J. Richard (1), J. -F. Le Borgne (1), J. -P. Kneib (3 and 1) ((1) Laboratoire d'Astrophysique de l'Observatoire Midi-Pyrenees, France, (2) Observatoire de Geneve, Switzerland, (3) Caltech Astronomy, USA)

Comments: 5 Latex pages, 4 figures, Proceedings of the II International Workshop on Science with the GTC, February 15-17, 2004. To be published in Rev.Mex.A.A. CS

Subjects: Astrophysics (astro-ph)

[132] arXiv:astro-ph/0404132 [pdf, other]

Title: Probing Turbulence in the Coma Galaxy Cluster

P. Schuecker, A. Finoguenov, F. Miniati, H. Boehringer, U.G. Briel

Comments: 12 pages, 13 figures (low resolution), version accepted by Astron. Astrophys

Journal-ref: Astron.Astrophys. 426 (2004) 387-397

Subjects: Astrophysics (astro-ph)

[133] arXiv:astro-ph/0404133 [pdf, other]

Title: Strong Emission Line HII Galaxies in the Sloan Digital Sky Survey. I. Catalog of DR1 Objects with Oxygen Abundances from Te easurements

Alexei Y. Kniazev, Simon A. Pustilnik, Eva K. Grebel, Henry Lee, Alexander G. Pramskij

Comments: 64 pages, 13 figures, accepted for publication and scheduled for the ApJS August 2004, v153 issue. Some figures were bitmapped to reduce the size

Journal-ref: Astrophys.J.Suppl.153:429-445,2004

Subjects: Astrophysics (astro-ph)

[134] arXiv:astro-ph/0404134 [pdf, other]

Title: Cosmic microwave background power spectrum estimation with the destriping technique

T. Poutanen, D. Maino, H. Kurki-Suonio, E. Keihanen, E. Hivon

Comments: 16 pages, 23 figures, submitted to MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 353 (2004) 43

Subjects: Astrophysics (astro-ph)

[135] arXiv:astro-ph/0404135 [pdf, other]

Title: Collimated Escaping Vortical Polar e-e+ Jets Intrinsically Produced by Rotating Black Holes and Penrose Processes

Reva Kay Williams (University of Florida)

Comments: 23 pages, 6 eps figures, AASTeX, accepted for publication in ApJ; refereed version

Journal-ref: Astrophys.J. 611 (2004) 952-963

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

[136] arXiv:astro-ph/0404136 [pdf, other]

Title: Globular Cluster X-ray Sources

Frank Verbunt (Univ. of Utrecht), Walter H.G. Lewin (MIT)

Comments: 40 pages, to appear as Chapter 8 in "Compact Stellar X-ray Sources", eds. W.H.G. Lewin and M. van der Klis, Cambridge University Press

Subjects: Astrophysics (astro-ph)

[137] arXiv:astro-ph/0404137 [pdf, other]

Title: Study of Small-Scale Anisotropy of Ultrahigh Energy Cosmic Rays Observed in Stereo by HiRes

The High Resolution Fly's Eye Collaboration (HiRes)

Comments: 4 pages, 3 figures. Matches accepted ApJL version

Journal-ref: Astrophys.J.610:L73,2004

Subjects: Astrophysics (astro-ph)

[138] arXiv:astro-ph/0404138 [pdf, other]

Title: The ACS Virgo Cluster Survey. I. Introduction to the Survey

Patrick Cote, John P. Blakeslee, Laura Ferrarese, Andres Jordan, Simona Mei, David Merritt, Milos Milosavljevic, Eric W. Peng, John L. Tonry, Michael J. West

Comments: 44 pages, 17 postscript figures. Also available at this http URL

Journal-ref: Astrophys.J.Suppl. 153 (2004) 223

Subjects: Astrophysics (astro-ph)

[139] arXiv:astro-ph/0404139 [pdf, other]

Title: Nonthermal Radiation Processes in X-ray Jets

Charles D. Dermer (1), Armen Atoyan (2) ((1) NRL, (2)UdM)

Comments: Clarified this and earier treatment of Tavecchio et al. (2000); removed self-absorption section; 6 pages, 2 figures, ApJ Letters, in press, Aug. 10, 2004

Journal-ref: Astrophys.J. 611 (2004) L9-L12

Subjects: Astrophysics (astro-ph)

[140] arXiv:astro-ph/0404140 [pdf, other]

Title: Gamma-ray burst early afterglows: reverse shock emission from an arbitrarily magnetized ejecta

Bing Zhang (UNLV), Shiho Kobayashi (PSU)

Comments: Updated to match the version to appear in ApJ

Journal-ref: Astrophys.J. 628 (2005) 315-334

Subjects: Astrophysics (astro-ph)

[141] arXiv:astro-ph/0404141 [pdf, other]

Title: Radio Observations of the 13hr XMM/ROSAT Deep X-ray Survey Area

N. Seymour, I.M. McHardy, K.F. Gunn

Comments: 13 pages, 5 figures (one only available from this http URL due to size), 2 tables, accepted for publication in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 352 (2004) 131

Subjects: Astrophysics (astro-ph)

[142] arXiv:astro-ph/0404142 [pdf, other]

Title: X-ray Temperatures for the EMSS High Redshift Cluster Sample: Constraints on Cosmology and the Dark Energy Equation of State

J. Patrick Henry

Comments: 27 pages, 9 figures, accepted for the 10 July 2004 issue of ApJ

Journal-ref: Astrophys.J. 609 (2004) 603-616

Subjects: Astrophysics (astro-ph)

[143] arXiv:astro-ph/0404143 [pdf, other]

Title: The Three-point Correlation Function of Galaxies: Comparing Halo Occupation Models with Observations

Yu Wang (USTC), Xiaohu Yang (UMass), H.J. Mo (UMass), Frank C. van den Bosch (ETH), YaoQuan Chu (USTC)

Comments: 15 pages, 13 figures. 1 figure added, accepted for publication in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 353 (2004) 287

Subjects: Astrophysics (astro-ph)

[144] arXiv:astro-ph/0404144 [pdf, other]

Title: A Model for the Optical/IR Emission from Magnetars

Feryal Ozel

Comments: 10 preprint pages, 3 figures, submitted to ApJL

Subjects: Astrophysics (astro-ph)

[145] arXiv:astro-ph/0404145 [pdf, other]

Title: A Chandra View of The Morphological And Spectral Evolution of Supernova Remnant 1987A

Sangwook Park (Penn State), Svetozar A. Zhekov (SRI), David N. Burrows, Gordon P. Garmire (Penn State), Richard McCray (Colorado)

Comments: 22 pages (ApJ preprint style), 7 Figures, Accepted by ApJ (scheduled on July 20, 2004), for high-quality Fig 1 and Fig 2, please contact park@astro.this http URL

Journal-ref: Astrophys.J. 610 (2004) 275-284

Subjects: Astrophysics (astro-ph)

[146] arXiv:astro-ph/0404146 [pdf, other]

Title: Cosmic acceleration in brane cosmology

J. S. Alcaniz (UFRN), N. Pires (UFRN)

Comments: 4 pages, 3 figures, to appear in Phys. Rev. D

Journal-ref: Phys.Rev. D70 (2004) 047303

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

[147] arXiv:astro-ph/0404147 [pdf, other]

Title: Limits on I-band microvariability of the Galactic Bulge Miras

P. R. Wozniak, K. E. McGowan, W. T. Vestrand (Los Alamos National Laboratory)

Comments: Accepted for publication in ApJ

Journal-ref: Astrophys.J. 610 (2004) 1038-1044

Subjects: Astrophysics (astro-ph)

[148] arXiv:astro-ph/0404148 [pdf, other]

Title: A Keck/HIRES Study of Kinematics of the Cold Interstellar Medium in Dwarf Starburst Galaxies

Colleen M. Schwartz, Crystal L. Martin (UCSB)

Comments: 36 pages, including 9 figures. Accepted for publication in Astrophys. J

Journal-ref: Astrophys.J. 610 (2004) 201-212

Subjects: Astrophysics (astro-ph)

[149] arXiv:astro-ph/0404149 [pdf, other]

Title: Green Bank Telescope Measurement of the Systemic Velocity of the Double Pulsar Binary J0737-3039 and Implications for its Formation

S. M. Ransom (McGill/MIT), V. M. Kaspi (McGill/MIT), R. Ramachandran (Berkeley), P. Demorest (Berkeley), D. C. Backer (Berkeley), E. D. Pfahl (CfA), F. D. Ghigo (NRAO), D. L. Kaplan (Caltech)

Comments: 5 pages, 3 figures. To be submitted to ApJ Letters. A version with higher resolution figures is available upon request from S. Ransom

Journal-ref: Astrophys.J. 609 (2004) L71-L74

Subjects: Astrophysics (astro-ph)

[150] arXiv:astro-ph/0404150 [pdf, other]

Title: Measuring transverse velocities in gravitationally lensed extragalactic systems using an annual parallax effect

Artem V. Tuntsov, Mark A. Walker, Geraint F. Lewis (Sydney Uni)

Comments: v2: journal reference updated

Journal-ref: Mon.Not.Roy.Astron.Soc. 352 (2004) 125-130

Subjects: Astrophysics (astro-ph)