Astrophysics

Authors and titles for February 2000

[501] arXiv:astro-ph/0002501 [pdf, other]

Title: Radio Supernovae and GRB 980425

Kurt W. Weiler, Nino Panagia, Richard A. Sramek, Schuyler D. Van Dyk, Marcos J. Montes, Christina K. Lacey

Comments: 20 pages, 11 figures, to appear in "The Largest Explosions Since the Big Bang: Supernovae and Gamma Ray Bursts," proceedings of the 1999 STScI May Symposium

Subjects: Astrophysics (astro-ph)

[502] arXiv:astro-ph/0002502 [pdf, other]

Title: Boltzmann equations for neutrinos with flavor mixings

Shoichi Yamada (RESCEU, University of Tokyo)

Comments: 14 pages, 2 figures, REVTeX, to be published in Physical Review D

Journal-ref: Phys.Rev. D62 (2000) 093026

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

[503] arXiv:astro-ph/0002503 [pdf, other]

Title: The evolution of helium white dwarfs: III. On the ages of millisecond pulsar systems

D. Schoenberner (1), T. Driebe (2), T. Bloecker (2) ((1) Astrophysikalisches Institut Potsdam, Potsdam, Germany - (2) Max-Planck-Institut fuer Radioastronomie, Bonn, Germany)

Comments: 7 pages including 3 PostScript figures, also available from this http URL, accepted for publication in Astronomy & Astrophysics

Subjects: Astrophysics (astro-ph)

[504] arXiv:astro-ph/0002504 [pdf, other]

Title: Fractal Cosmology in an Open Universe

M. Joyce, P. W. Anderson, M. Montuori, L. Pietronero, F. Sylos Labini

Comments: 7 pages, no figures, to appear in Europhysics Letters

Journal-ref: Europhys.Lett. 49 (2000) 416-422

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

[505] arXiv:astro-ph/0002505 [pdf, other]

Title: Time Lags in Compact Objects: Constraints on the Emission Models

Juri Poutanen (Stockholm Observatory)

Comments: 16 pages; invited talk at the meeting "X-ray Astronomy 1999: Stellar Endpoints, AGN and the Diffuse Background", held in Bologna, Italy, September 1999

Journal-ref: AIP Conf.Proc.599:310,2001

Subjects: Astrophysics (astro-ph)

[506] arXiv:astro-ph/0002506 [pdf, other]

Title: The properties of cooling flows in X-ray luminous clusters of galaxies

S.W. Allen (IoA, Cambridge)

Comments: Accepted for publication in MNRAS (Jan 2000). 35 pages, 8 figures in MNRAS LaTex style

Journal-ref: Mon.Not.Roy.Astron.Soc.315:269,2000

Subjects: Astrophysics (astro-ph)

[507] arXiv:astro-ph/0002507 [pdf, other]

Title: HST Photometry and Keck Spectroscopy of the Rich Cluster MS1054-03: Morphologies, Butcher-Oemler Effect and the Color-Magnitude Relation at z=0.83

Pieter G. van Dokkum, Marijn Franx, Daniel Fabricant, Garth D. Illingworth, Daniel D. Kelson

Comments: Accepted for publication in the ApJ. At this http URL color figures can be obtained

Journal-ref: Astrophys.J.541:95-111,2000

Subjects: Astrophysics (astro-ph)

[508] arXiv:astro-ph/0002508 [pdf, other]

Title: The Rest-Frame Optical Spectrum of MS 1512-cB58

H.I. Teplitz (NOAO/GSFC), I.S. McLean (UCLA), E.E. Becklin (UCLA), D.F. Figer (STScI), A.M. Gilbert (UC Berkeley), J.R. Graham (UC Berkeley), J.E. Larkin (UCLA), N.A. Levenson (JHU), M. K. Wilcox (UCLA)

Comments: 14 pages, including 3 figures. Accepted for publication in ApJ Letters

Subjects: Astrophysics (astro-ph)

[509] arXiv:astro-ph/0002509 [pdf, other]

Title: Observational Constraints to the Evolution of Massive Stars

Nino Panagia (ESA/STScI)

Comments: 6 pages, 1 figure; Invited Paper presented at the Roma-Trieste Workshop 1999 "The Chemical Evolution of the Milky Way: Stars versus Clusters", Vulcano Island (ME, Italy), 20-24 September, 1999, eds. F. Giovannelli & F. Matteucci, Kluwer-Holland (in press)

Subjects: Astrophysics (astro-ph)

[510] arXiv:astro-ph/0002510 [pdf, other]

Title: The MACHO project: Microlensing Optical Depth towards the Galactic Bulge from Difference Image Analysis

C. Alcock, R. A. Allsman, D. R. Alves, T. S. Axelrod, A. C. Becker, D. P. Bennett, K. H. Cook, A. J. Drake, K. C. Freeman, M. Geha, K. Griest, M. J. Lehner, S. L. Marshall, D. Minniti, C. A. Nelson, B. A. Peterson, P. Popowski, M. R. Pratt, P. J. Quinn, C. W. Stubbs, W. Sutherland, A. B. Tomaney, T. Vandehei, D. L. Welch

Comments: Updated references and corrected optical depth values. tau_tot= [2.91(+0.47/-0.45) -> 2.43^(+0.39/-0.38)] x 10^(-6) tau_bul = [3.88(+0.63/-0.60) -> 3.23^(+0.52/-0.50)] x 10^(-6)

Subjects: Astrophysics (astro-ph)

[511] arXiv:astro-ph/0002511 [pdf, other]

Title: Aluminum Abundances, Deep Mixing and the Blue-Tail Second-Parameter Effect in the Globular Clusters M 3 and M 13

Robert M. Cavallo, Neil M. Nagar

Comments: 50 pages including 14 figures (1 new) and 12 tables. Uses AASTeX 5.0 preprint format. Contains revisions suggested by the referee and now accepted by The Astronomical Journal for September 2000

Subjects: Astrophysics (astro-ph)

[512] arXiv:astro-ph/0002512 [pdf, other]

Title: The Detection of Multimodal Oscillations on Alpha UMa

D. Buzasi, J. Catanzarite, R. Laher, T. Conrow, D. Shupe, T. N. Gautier III, T. Kreidl

Comments: ApJ Letters, in press. 14 pages, including 3 figures

Subjects: Astrophysics (astro-ph)

[513] arXiv:astro-ph/0002513 [pdf, other]

Title: Metallicity Evolution in the Early Universe

Jason X. Prochaska (1), Arthur M. Wolfe (2) ((1) Carnegie Observatories, (2) UC San Diego)

Comments: 6 pages, 2 encapsulated figures, Latex2e, uses this http URL and this http URL. Accepted for publication in ApJ Letters: Feb 28, 2000

Subjects: Astrophysics (astro-ph)

[514] arXiv:astro-ph/0002514 [pdf, other]

Title: The Future of Radio Astronomy: Options for Dealing with Human Generated Interference

R D Ekers, J F Bell

Comments: 10 page, 2 figures, to appear in Preserving the Astronomical Sky IAU Symposium 196, Vienna, July 1999

Subjects: Astrophysics (astro-ph)

[515] arXiv:astro-ph/0002515 [pdf, other]

Title: Radio Frequency Interference

R D Ekers, J F Bell

Comments: 8 pages, 3 figures, to appear in The Universe at Low Radio Frequencies, IAU Symposium 199, Pune, Dec. 1999

Subjects: Astrophysics (astro-ph)

[516] arXiv:astro-ph/0002516 [pdf, other]

Title: Cancellation of GLONASS signals from Radio Astronomy Data

S W Ellingson, J D Bunton, J F Bell

Comments: 8 pages, 5 figures, requires this http URL, to appear in Astronomical Telescopes and Instrumentation 2000 - Radio Telescopes, SPIE conference 4015, Munich, March 2000

Subjects: Astrophysics (astro-ph)

[517] arXiv:astro-ph/0002517 [pdf, other]

Title: A Broad 22 Microns Emission Feature in the Carina Nebula H II Region

K.-W. Chan, T. Onaka

Comments: 7 pages, 6 figures, to appear in ApJ Letters

Subjects: Astrophysics (astro-ph)

[518] arXiv:astro-ph/0002518 [pdf, other]

Title: X-ray observation of the super-luminal quasar 4C+73.18 (1928+738) by ASCA

W. Yuan, W. Brinkmann, M. Gliozzi, Y. Zhao, M. Matsuoka

Comments: 9 pages, A&A, in press

Subjects: Astrophysics (astro-ph)

[519] arXiv:astro-ph/0002519 [pdf, other]

Title: Optical and X-ray analysis of the cluster of galaxies Abell 496

F. Durret, C. Adami, D. Gerbal, V. Pislar

Comments: accepted for publication in Astronomy & Astrophysics

Subjects: Astrophysics (astro-ph)

[520] arXiv:astro-ph/0002520 [pdf, other]

Title: CMB Anisotropies: A Decadal Survey

Wayne Hu (IAS, Princeton)

Comments: Invited review for Resceu 1999: ``Birth and Evolution of the Universe''; 12 pages, 8 eps figures, 4 gifs; viewgraphs and compact pdf version available at this http URL

Subjects: Astrophysics (astro-ph)

[521] arXiv:astro-ph/0002521 [pdf, other]

Title: Distances to Cepheid Open Clusters Via Optical and K-Band Imaging

F. Hoyle, T. Shanks (University of Durham), N. R. Tanvir (University of Hertfordshire)

Comments: Submitted to MNRAS. Due to large size of paper, please see this http URL for a version with the figures correctly inserted

Journal-ref: Mon.Not.Roy.Astron.Soc. 345 (2003) 269

Subjects: Astrophysics (astro-ph)

[522] arXiv:astro-ph/0002522 [pdf, other]

Title: Determination of cosmological parameters from large scale structure observations

B. Novosyadlyj (L'viv Univ.), R. Durrer (Geneva Univ.), S. Gottloeber (AIP), V.N. Lukash (AstroSpaceCenter, Moscow), S. Apunevych (L'viv Univ.)

Comments: 9 pages, 1 figures (Proceedings of IV International Conference "Cosmology. Relativistic Astrophysics. Cosmoparticle Physics", Moscow, 17-24 October 1999; to be published in "Gravitation & Cosmology, Vol. 5 (1999), Supplement)

Journal-ref: Grav.Cosmol.Suppl. 6 (2000) 107-115

Subjects: Astrophysics (astro-ph)

[523] arXiv:astro-ph/0002523 [pdf, other]

Title: Radially truncated galactic discs

Richard de Grijs (1,2), Michiel Kregel (3), Karen H. Wesson (1) ((1) Astronomy Dept., Univ. of Virginia, USA; (2) Institute of Astronomy, Cambridge, UK; (3) Kapteyn Astronomical Institute, Univ. of Groningen, the Netherlands)

Comments: 11 pages LaTeX, incl. 7 postscript figures, MNRAS, accepted; major revisions included

Journal-ref: Mon.Not.Roy.Astron.Soc. 324 (2001) 1074

Subjects: Astrophysics (astro-ph)

[524] arXiv:astro-ph/0002524 [pdf, other]

Title: Do strange stars exist in the Universe?

Ignazio Bombaci (Dipartimento di Fisica Universita' di Pisa, and INFN Sezione di Pisa)

Comments: In memory of Bhaskar Datta. -- Invited talk at the Pacific Rim Conference on Stellar Astrophysics (Hong Kong, aug. 1999)

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

[525] arXiv:astro-ph/0002525 [pdf, other]

Title: On the particle acceleration near the light surface of radio pulsars

V.S.Beskin (1 and 2), R.R.Rafikov (3) ((1) National Astronomical Observatory, Japan, (2) <a href="http://P.N.Lebedev" rel="external noopener nofollow" class="link-external link-http">this http URL</a> Physical Institute, Russia, (3) Princeton University Observatory, USA)

Comments: 12 pages, 1 figure, MNRAS in press

Journal-ref: Mon.Not.Roy.Astron.Soc. 313 (2000) 433-444

Subjects: Astrophysics (astro-ph)

[526] arXiv:astro-ph/0002526 [pdf, other]

Title: Absorption-Line Probes of Gas and Dust in Galactic Superwinds

Timothy M. Heckman, Matthew D. Lehnert, David K. Strickland, Lee Armus

Comments: 65 pages, including 16 figures. ApJ, in press

Journal-ref: Astrophys.J.Suppl. 129 (2000) 493-516

Subjects: Astrophysics (astro-ph)

[527] arXiv:astro-ph/0002527 [pdf, other]

Title: Prompt and afterglow emission from the X-ray rich GRB981226 observed with BeppoSAX

F. Frontera, L.A. Antonelli, L. Amati, E. Montanari, E. Costa, D. Dal Fiume, P. Giommi, M. Feroci, G. Gennaro, J. Heise, N. Masetti, J.M. Muller, L. Nicastro, M. Orlandini, E. Palazzi, E. Pian, L. Piro, P. Soffitta, M. Stornelli, J.J.M. in 't Zand, D.A. Frail, S.R. Kulkarni, M. Vietri

Comments: 16 pages, 1 LateX file, 4 postscript figures, submitted to The Astrophysical Journal

Subjects: Astrophysics (astro-ph)

[528] arXiv:astro-ph/0002528 [pdf, other]

Title: The Final Fate of Coalescing Compact Binaries: From Black Hole to Planet Formation

F.A. Rasio (MIT)

Comments: 14 pages, 1 figure, lecture presented at the NATO ASI on ''The Neutron Star - Black Hole Connection'' in Elounda, Crete, June 1999

Subjects: Astrophysics (astro-ph)

[529] arXiv:astro-ph/0002529 [pdf, other]

Title: Spherical, Oscillatory $\alpha^2$-Dynamo Induced by Magnetic Coupling Between a Fluid Shell and an Inner Electrically Conducting Core: Relevance to the Solar Dynamo

G. Schubert, K. Zhang ((1) Department of Earth and Space Sciences, Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA, (2) School of Mathematical Sciences, University of Exeter, Exeter, UK)

Comments: 7 pages, 1 postscript figure

Subjects: Astrophysics (astro-ph)

[530] arXiv:astro-ph/0002530 [pdf, other]

Title: The Discovery of an Embedded Cluster of High-Mass Stars Near SGR 1900+14

Frederick J. Vrba, Arne A. Henden, Christian B. Luginbuhl, Harry H. Guetter, Dieter H. Hartmann, Sylvio Klose

Comments: 5 pages, 3 figures, accepted Astrophysical Journal Letters

Subjects: Astrophysics (astro-ph)

[531] arXiv:astro-ph/0002531 [pdf, other]

Title: Models of Wave Supported Clumps in Giant Molecular Clouds

R. F. Coker, J. G. L. Rae, T. W. Hartquist (University of Leeds, UK)

Comments: 6 pages, 5 figures, submitted to A&A

Subjects: Astrophysics (astro-ph)

[532] arXiv:gr-qc/0002001 (cross-list from gr-qc) [pdf, other]

Title: Nonminimal global monopoles and bound orbits

Ulises Nucamendi (ICN-UNAM,CINVESTAV-IPN), Marcelo Salgado (ICN-UNAM), Daniel Sudarsky (ICN-UNAM)

Comments: 5 pages, 4 figures, LaTeX File. Accepted for publication in this http URL

Journal-ref: Phys.Rev.Lett.84:3037,2000

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

[533] arXiv:gr-qc/0002002 (cross-list from gr-qc) [pdf, other]

Title: Gravitation, the Quantum, and Bohr's Correspondence Principle

Shahar Hod

Comments: 8 pages. This essay received the Fifth Prize from the Gravity Research Foundation 1999

Journal-ref: Gen.Rel.Grav. 31 (1999) 1639

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

[534] arXiv:gr-qc/0002005 (cross-list from gr-qc) [pdf, other]

Title: Wave-Particle duality at the Planck scale: Freezing of neutrino oscillations

D. V. Ahluwalia

Comments: Published version

Journal-ref: Phys.Lett.A275:31-35,2000

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

[535] arXiv:gr-qc/0002010 (cross-list from gr-qc) [pdf, other]

Title: Detection of gravitational waves from inspiraling compact binaries using a network of interferometric detectors

Sukanta Bose, Archana Pai, Sanjeev Dhurandhar

Comments: 6 pages, RevTeX. Based on talk given at GWDAW-99, Rome

Journal-ref: Int.J.Mod.Phys. D9 (2000) 325-329

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

[536] arXiv:gr-qc/0002017 (cross-list from gr-qc) [pdf, other]

Title: Acceleration and Special Relativity

Erez M.Yahalomi

Comments: This paper has been withdrawn

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

[537] arXiv:gr-qc/0002025 (cross-list from gr-qc) [pdf, other]

Title: Exact plane gravitational waves and electromagnetic fields

Enrico Montanari, Mirco Calura (University of Ferrara and INFN sezione di Ferrara, Italy)

Comments: 14 pages; revtex; accepted for publication in Annals of Physics

Journal-ref: Annals Phys. 282 (2000) 449-470

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

[538] arXiv:gr-qc/0002029 (cross-list from gr-qc) [pdf, other]

Title: Evolution of the Quantum Friedmann Universe Featuring Radiation

V. V. Kuzmichev (Bogolyubov Institute for Theoretical Physics)

Comments: 11 pages, 1 EPS figure

Journal-ref: Phys.Atom.Nucl. 62 (1999) 708-714; Yad.Fiz. 62 (1999) 758-764

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

[539] arXiv:gr-qc/0002030 (cross-list from gr-qc) [pdf, other]

Title: Highly Excited Friedmann Universe

V. V. Kuzmichev (Bogolyubov Institute for Theoretical Physics)

Comments: 9 pages

Journal-ref: Phys.Atom.Nucl. 62 (1999) 1524-1529; Yad.Fiz. 62N9 (1999) 1625-1631

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

[540] arXiv:gr-qc/0002035 (cross-list from gr-qc) [pdf, other]

Title: Relic Gravitational Waves and Their Detection

L P Grishchuk

Comments: 25 pages, 9 figures included, revtex. Based on a talk given at "Gyros, Clocks, and Interferometers: Testing General Relativity in Space" (Germany, August 99)

Journal-ref: Lect.Notes Phys. 562 (2001) 167-194

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

[541] arXiv:gr-qc/0002036 (cross-list from gr-qc) [pdf, other]

Title: Electromagnetic waves in a wormhole geometry

S. E. Perez Bergliaffa, K. E. Hibberd

Comments: LaTex file, 5 pages, 2 figures, one reference added, accepted for publication in PRD

Journal-ref: Phys.Rev. D62 (2000) 044045

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

[542] arXiv:gr-qc/0002043 (cross-list from gr-qc) [pdf, other]

Title: Computing radiation from Kerr black holes: Generalization of the Sasaki-Nakamura equation

Scott A. Hughes

Comments: 10 pages, no figures, to appear in Phys. Rev. D. Present version updates the references, fixes some typos, and corrects some of the Introductory text

Journal-ref: Phys.Rev.D62:044029,2000; Erratum-ibid.D67:089902,2003

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

[543] arXiv:gr-qc/0002044 (cross-list from gr-qc) [pdf, other]

Title: Gravitational Collapse of Dust with a Cosmological Constant

Kayll Lake

Comments: 2 pages, 2 figures (png), revtex. To appear in Phys. Rev. D

Journal-ref: Phys.Rev. D62 (2000) 027301

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

[544] arXiv:gr-qc/0002050 (cross-list from gr-qc) [pdf, other]

Title: Acoustics of early universe. I. Flat versus open universe models

Zdzislaw A. Golda, Andrzej Woszczyna

Comments: The new version extended by 2 sections. Changes in notation. Some important comments added

Journal-ref: Class.Quant.Grav. 18 (2001) 543-554

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

[545] arXiv:gr-qc/0002051 (cross-list from gr-qc) [pdf, other]

Title: Acoustics of early universe. II. Lifshitz vs. gauge-invariant theories

Zdzislaw A. Golda, Andrzej Woszczyna

Journal-ref: J.Math.Phys. 42 (2001) 856-862

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

[546] arXiv:gr-qc/0002061 (cross-list from gr-qc) [pdf, other]

Title: Metric Unification of Gravitation and Electromagnetism Solves the Cosmological Constant Problem

Murat Özer

Comments: LaTex, 6 pages. An erroneous statement has been corrected

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

[547] arXiv:gr-qc/0002089 (cross-list from gr-qc) [pdf, other]

Title: Gravitational waves in preheating

Daniel Tilley, Roy Maartens (Portsmouth)

Comments: 8 pages, 8 figures, Revtex

Journal-ref: Class.Quant.Grav. 17 (2000) 2875-2884

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

[548] arXiv:gr-qc/0002091 (cross-list from gr-qc) [pdf, other]

Title: Inflation and quintessence with nonminimal coupling

Valerio Faraoni (Universite' Libre de Bruxelles)

Comments: 36 pages, LaTeX. Typos in Eq. (2.5) corrected

Journal-ref: Phys.Rev.D62:023504,2000

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

[549] arXiv:hep-ex/0002018 (cross-list from hep-ex) [pdf, other]

Title: Solar Neutrinos: What Next?

John N. Bahcall

Comments: NNN99 Workshop, viewgraphs and related information at this http URL

Journal-ref: AIP Conf.Proc.533:91-102,2000

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

[550] arXiv:hep-ex/0002048 (cross-list from hep-ex) [pdf, other]

Title: Search for antihelium in cosmic rays

AMS Collaboration

Comments: 18 pages, Latex, 9 .eps figures

Journal-ref: Phys.Lett.B461:387-396,1999

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