Astrophysics

Authors and titles for September 2000

[201] arXiv:astro-ph/0009201 [pdf, other]

Title: The Luminosity Function of Magnitude and Proper-Motion Selected Samples. The case of White-Dwarfs

Rene A. Mendez, Maria T. Ruiz

Comments: Manuscript AAS Latex macro v4.0, 33 pages, 13 postscript figures (Color in figs. 9 and 12). Accepted for publication in The Astrophysical Journal. Replaced by two-column version & indication of acceptance by the ApJ

Subjects: Astrophysics (astro-ph)

[202] arXiv:astro-ph/0009202 [pdf, other]

Title: ASCA and other contemporaneous observations of the blazar B2 1308+326

D. Watson, N. Smith, L. Hanlon, B. McBreen, F. Quilligan, M. Tashiro, L. Metcalfe, P. Doyle, H. Teraesranta, A. Carraminana, J. Guichard

Comments: A&A in press; 11 pages, 5 figures

Journal-ref: Astronomy and Astrophysics, v.364, p.43-52 (2000)

Subjects: Astrophysics (astro-ph)

[203] arXiv:astro-ph/0009203 [pdf, other]

Title: The Cluster of Galaxies Abell 970

L. Sodre Jr. (Univ. de Sao Paulo), D. Proust (Obs. de Meudon), H. V. Capelato (INPE), G. B. Lima Neto (Univ. de Sao Paulo), H. Cuevas (Univ. de La Serena), H. Quintana (Univ. Catolica de Chile), P. Fouque (ESO)

Comments: 24 pages, 9 figures, submitted to A&A

Subjects: Astrophysics (astro-ph)

[204] arXiv:astro-ph/0009204 [pdf, other]

Title: A Time Varying Strong Coupling Constant as a Model of Inflationary Universe

N.Chamoun (1,2), S.J.Landau (1), H.Vucetich (1) ((1)U.N.L.P., La Plata, Argentina; (2) H.I.A.S.T., Damascus, Syria)

Comments: 11 pages

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

[205] arXiv:astro-ph/0009205 [pdf, other]

Title: The Arecibo OH Megamaser Survey and the Galaxy Merger Rate

Jeremy Darling, Riccardo Giovanelli

Comments: 2 pages, 1 figure; requires this http URL. To appear in the proceedings of the conference "Gas and Galaxy Evolution" (ASP Conference Series), eds. J. Hibbard, M. Rupen, and J. van Gorkom

Subjects: Astrophysics (astro-ph)

[206] arXiv:astro-ph/0009206 [pdf, other]

Title: The interplay of observational errors through numerical simulations using the $1/V_{\rm max}$ method for magnitude and proper-motion samples of local disk white dwarfs.}

Rene A. Mendez, Maria T. Ruiz

Comments: ASP Latex style. 5 pages, including 1 figure. To appear on "Stars, Gas, and Dust in Galaxies: Exploring the Links", a joint CTIO/ESO/LSO workshop published on the ASP Conference Proceedings (D. Alloin, G. Galaz, K. Olsen eds.)

Subjects: Astrophysics (astro-ph)

[207] arXiv:astro-ph/0009207 [pdf, other]

Title: Luminous hot accretion disks

Feng Yuan (Nanjing University)

Comments: 12 pages, 6 figures, uses this http URL, the final version accepted by MNRAS, discussion extended to emphasize the difference between ADAF and my model

Journal-ref: Mon.Not.Roy.Astron.Soc. 324 (2001) 119

Subjects: Astrophysics (astro-ph)

[208] arXiv:astro-ph/0009208 [pdf, other]

Title: Modeling Mid-Ultraviolet Spectra. I. Temperatures of Metal-Poor Stars

Ruth C. Peterson (UCO/Lick Obs. and Astrophysical Advances), Ben Dorman (Emergent-IT Inc. and Goddard Space Flight Center), Robert T. Rood (U. of Virginia)

Comments: Proof revision -Minor changes to revised version submitted to Astrophysical Journal May 1, 2001. 29 pages, 4 figures (Fig. 3 with 5 panels and Fig. 4 with 6 panels). Figures 1 and 2 are .gif; postscript versions of Figures 1 and 2 are available from this http URL

Subjects: Astrophysics (astro-ph)

[209] arXiv:astro-ph/0009209 [pdf, other]

Title: Mode Generating Mechanism in Inflation with Cutoff

A. Kempf

Comments: 9 pages, LaTeX

Journal-ref: Phys.Rev. D63 (2001) 083514

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

[210] arXiv:astro-ph/0009210 [pdf, other]

Title: Size-selective concentration of chondrules and other small particles in protoplanetary nebula turbulence

Jeffrey N. Cuzzi, Robert C. Hogan, Julie M. Paque, Anthony R. Dobrovolskis

Comments: 34 pages, 7 figures; in press for Astrophys. J; expected Jan 01 2001 issue

Subjects: Astrophysics (astro-ph)

[211] arXiv:astro-ph/0009211 [pdf, other]

Title: Chandra High-Resolution Camera Observations of the Luminous X-Ray Source in the Starburst Galaxy M82

P. Kaaret, A.H. Prestwich, A. Zezas, S.S. Murray, D.-W. Kim, R.E. Kilgard, E.M. Schlegel (Harvard-Smithsonian CfA), M.J. Ward (Leicester)

Comments: final version to appear in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 321 (2001) L29

Subjects: Astrophysics (astro-ph)

[212] arXiv:astro-ph/0009212 [pdf, other]

Title: Bondi-Hoyle-Lyttleton Accretion Model for Low-luminosity X-ray Sources in Globular Clusters

Eric Pfahl, Saul Rappaport

Comments: Accepted by ApJ. Minor changes and expanded conclusions section

Subjects: Astrophysics (astro-ph)

[213] arXiv:astro-ph/0009213 [pdf, other]

Title: First Stellar Abundances in NGC 6822 from VLT-UVES and Keck-HIRES Spectroscopy

K.A. Venn, D.J. Lennon, A. Kaufer, J.K. McCarthy, N. Przybilla, R.P. Kudritzki, M. Lemke, E.D. Skillman, S.J. Smartt

Comments: Accepted by ApJ (Sept 13, 2000) 13 pages, 7 tables, 8 figures

Journal-ref: Astrophys.J.547:765-776,2001

Subjects: Astrophysics (astro-ph)

[214] arXiv:astro-ph/0009214 [pdf, other]

Title: Radio-Quiet Quasars in the Direction of the Northern Hubble Deep Field

C. Impey, C. Petry

Comments: Accepted by the Astrophysical Journal; 16 pages total (includes 4 figures and 2 tables)

Subjects: Astrophysics (astro-ph)

[215] arXiv:astro-ph/0009215 [pdf, other]

Title: The Formation of the Milky Way Disk

Cristina Chiappini (1,2), Francesca Matteucci (3), Donatella Romano (4) ((1) Columbia University, USA (2) Osservatorio di Trieste, Italy (3) Universita di Trieste, Italy (4) SISSA/ISAS, Trieste, Italy)

Comments: 2 pages, to appear in "Galaxy Disks and Disk Galaxies", J.G. Funes and E.M. Corsini, M. eds, ASP this http URL., in press

Subjects: Astrophysics (astro-ph)

[216] arXiv:astro-ph/0009216 [pdf, other]

Title: Observations of the core of the Pleiades with the Chandra X-ray Observatory

Anita Krishnamurthi (1), Christopher S. Reynolds (1), Jeffrey L. Linsky (1), Eduardo Martin (2), Marc Gagna (3) ((1) JILA/Colorado, (2) Caltech, (3) West Chester University)

Comments: 25 pages, 7 figures. Accepted for publication in The Astronomical Journal

Subjects: Astrophysics (astro-ph)

[217] arXiv:astro-ph/0009217 [pdf, other]

Title: The Milky Way in Molecular Clouds: A New Complete CO Survey

T. M. Dame, Dap Hartmann, P. Thaddeus (Harvard-Smithsonian Center for Astrophysics)

Comments: Accepted 11 Sept 2000 for publication in the ApJ. 49 pages, 15 figures (6 color). Figures 2 & 3 will appear on opposite sides of a 5-page color foldout in the ApJ. This version repairs a font problem in the PDF file and a typo in the abstract

Journal-ref: Astrophys.J. 547 (2001) 792-813

Subjects: Astrophysics (astro-ph)

[218] arXiv:astro-ph/0009218 [pdf, other]

Title: The near-infrared view of SBS 0335-052

L. Vanzi, L. H. Hunt, T. X. Thuan, Y. I. Izotov

Comments: 15 pages, 11 figures

Subjects: Astrophysics (astro-ph)

[219] arXiv:astro-ph/0009219 [pdf, other]

Title: On the Spectroscopic Diversity of Type Ia Supernovae

Kazuhito Hatano, David Branch, Eric J. Lentz, E. Baron (U. of Oklahoma), Alexei V. Filippenko (UC Berkeley), Peter M. Garnavich (U. of Notre Dame)

Comments: accepted for publication in ApJL

Subjects: Astrophysics (astro-ph)

[220] arXiv:astro-ph/0009220 [pdf, other]

Title: Models for Multiband IR Surveys

Cong Xu, Carol J. Lonsdale, David L. Shupe, JoAnn O'Linger, Frank Masci

Comments: 40 pages latex. 32 GIF figures. New Version (July 8, 2001) to be accepted by ApJ. High quality figures (included in a PS file of the paper) can be found in this http URL

Subjects: Astrophysics (astro-ph)

[221] arXiv:astro-ph/0009221 [pdf, other]

Title: The Starburst-Interstellar Medium Interaction of NGC 1569 I. Location and Nature of He II Sources Using Hubble Space Telescope WFPC2 Imagery

Brent A. Buckalew, Reginald J. Dufour, Patrick L. Shopbell, Donald K. Walter

Comments: 36 pages, 9 figures, & 4 tables

Subjects: Astrophysics (astro-ph)

[222] arXiv:astro-ph/0009222 [pdf, other]

Title: Polarization Signal of Distant Clusters and Reconstruction of Primordial Potential Fluctuations

Naoki Seto, Misao Sasaki

Comments: 14 pages, 4 figures, to appear in Phys.Rev.D

Journal-ref: Phys.Rev.D62:123004,2000

Subjects: Astrophysics (astro-ph)

[223] arXiv:astro-ph/0009223 [pdf, other]

Title: An HI Survey of the Great Attractor Region

Lister Staveley-Smith, Sebastian Juraszek, Patricia A. Henning, Baerbel S. Koribalski, Renee C. Kraan-Korteweg

Comments: 8 pages, 4 figures

Subjects: Astrophysics (astro-ph)

[224] arXiv:astro-ph/0009224 [pdf, other]

Title: Search for Millisecond Periodicities in Type I X-ray Bursts of the Rapid Burster

D.W. Fox (1), W.H.G. Lewin (1), R.E. Rutledge (2), E.H. Morgan (1), R. Guerriero (3), L. Bildsten (4), M. van der Klis (5), J. van Paradijs (5,6), C.B. Moore (7), T. Dotani (8), K. Asai (8) ((1) MIT; (2) Caltech; (3) US Military Academy; (4) ITP/UCSB; (5) Astronomical Institute `Anton Pannekoek'; (6) U. Alabama, Huntsville; (7) CfA; (8) ISAS)

Comments: Submitted to MNRAS. 7 pages, 2 figures; uses this http URL and psfig

Journal-ref: Mon.Not.Roy.Astron.Soc.321:776,2001

Subjects: Astrophysics (astro-ph)

[225] arXiv:astro-ph/0009225 [pdf, other]

Title: Log N -- Log S distributions of accreting and cooling isolated neutron stars

S.B. Popov (SAI), M. Colpi (Univ. of Milan), M.E. Prokhorov (SAI), A. Treves (Univ. of Como), R. Turolla (Univ. of Padova)

Comments: 5 pages, 3 PostScript figures, accepted to ApJ, new figures 2,3

Journal-ref: Astrophys.J. 544 (2000) L53

Subjects: Astrophysics (astro-ph)

[226] arXiv:astro-ph/0009226 [pdf, other]

Title: The Chemical Evolution of the Universe I: High Column Density Absorbers

G.P. Mathlin, A.C. Baker, D.K. Churches, M.G. Edmunds

Comments: 36 pages, 11 figures; accepted by MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 321 (2001) 743

Subjects: Astrophysics (astro-ph)

[227] arXiv:astro-ph/0009227 [pdf, other]

Title: Gravitational Collapse in Turbulent Molecular Clouds. II. Magnetohydrodynamical Turbulence

F. Heitsch, M.-M. Mac Low, R.S. Klessen

Comments: 32 pages, 14 figures, accepted by ApJ

Journal-ref: Astrophys.J.547:280-291,2001

Subjects: Astrophysics (astro-ph)

[228] arXiv:astro-ph/0009228 [pdf, other]

Title: Ultra-high angular resolution by gravitational microlensing

M.B. Bogdanov

Comments: 12 pages, 6 figures, presented at Joint European and National Astronomical Meeting for 2000 (JENAM-2000, May 29 - June 3, 2000, Moscow)

Subjects: Astrophysics (astro-ph)

[229] arXiv:astro-ph/0009229 [pdf, other]

Title: Superclustering of Faint Galaxies in the Field of a QSO Concentration at z~1.1

Ichi Tanaka (1), Toru Yamada (1), Edwin L. Turner (2), Yasushi Suto (3) ((1) National Astronomical Observatory of Japan, (2) Princeton University Observ atory, (3) Tokyo University)

Comments: 21 pages including 7 EPS color figures; accepted for publication for the Astrophysical Journal (2001)

Subjects: Astrophysics (astro-ph)

[230] arXiv:astro-ph/0009230 [pdf, other]

Title: Do clusters contain a large population of dwarf galaxies?

Carlos A. Valotto (Cordoba), Ben Moore (Durham), Diego G. Lambas (Cordoba)

Comments: 23 pages, 7 Postscript figures TeX, accepted for publication in the Astrophysical Journal, e-mail:val@oac.this http URL this http URL

Subjects: Astrophysics (astro-ph)

[231] arXiv:astro-ph/0009231 [pdf, other]

Title: Broad-band X-ray spectra of the persistent black hole candidates LMC X-1 and LMC X-3

F. Haardt, M.R. Galli, A. Treves, L. Chiappetti, D. Dal Fiume, A. Corongiu, T. Belloni, F. Frontera, E. Kuulkers, L.Stella

Comments: 10 pages, 5 figures. To be published in the ApJ Supplements

Journal-ref: Astrophys.J.Suppl. 133 (2001) 187-194

Subjects: Astrophysics (astro-ph)

[232] arXiv:astro-ph/0009232 [pdf, other]

Title: {Chemo-spectrophotometric evolution of spiral galaxies: IV. Star formation efficiency and effective ages of spirals

S. Boissier (1), A. Boselli (2), N. Prantzos (1), G.Gavazzi (3) ((1) Institut d'Astrophysique de Paris, (2) Laboratoire d'Astronomie Spatiale de Marseille, (3) Universita degli Studi di Milano)

Comments: 11 pages, 8 figures, MNRAS in press

Journal-ref: Mon.Not.Roy.Astron.Soc. 321 (2001) 733

Subjects: Astrophysics (astro-ph)

[233] arXiv:astro-ph/0009233 [pdf, other]

Title: Magnetohydrodynamical Non-radiative Accretion Flows in Two-Dimensions

James M. Stone (University of Maryland), James E. Pringle (Cambridge University)

Comments: to appear in MNRAS, downloadable animations at this http URL

Journal-ref: Mon.Not.Roy.Astron.Soc. 322 (2001) 461

Subjects: Astrophysics (astro-ph)

[234] arXiv:astro-ph/0009234 [pdf, other]

Title: A Broad Search for Counterrotating Gas and Stars: Evidence for Mergers and Accretion

S. J. Kannappan, D. G. Fabricant

Comments: 19 pages, 4 figures, AJ, accepted

Journal-ref: Astron.J.121:140-147,2001

Subjects: Astrophysics (astro-ph)

[235] arXiv:astro-ph/0009235 [pdf, other]

Title: Kinematic Asymmetries in a Broad Galaxy Sample

S. J. Kannappan, D. G. Fabricant

Comments: 2 pages, 2 figures, to appear in the proceedings of "Galaxy Disks and Disk Galaxies," eds. J. G. Funes & E. M. Corsini (ASP Conference Series). Uses this http URL (included)

Journal-ref: ASPConf.Ser.230:449-450,2001

Subjects: Astrophysics (astro-ph)

[236] arXiv:astro-ph/0009236 [pdf, other]

Title: Frequency of Gas-Stellar Counterrotation

S. J. Kannappan, D. G. Fabricant

Comments: 2 pages, 3 figures, to appear in the proceedings of "Galaxy Disks and Disk Galaxies," eds. J. G. Funes & E. M. Corsini (ASP Conference Series). Uses this http URL (included)

Journal-ref: ASPConf.Ser.230:447-448,2001

Subjects: Astrophysics (astro-ph)

[237] arXiv:astro-ph/0009237 [pdf, other]

Title: Iron Abundance Profiles of 12 Clusters of Galaxies Observed With BeppoSAX

Jimmy A. Irwin, Joel N. Bregman (University of Michigan)

Comments: 8 pages, 2 embedded Postscript figures, accepted by Astrophysical Journal

Subjects: Astrophysics (astro-ph)

[238] arXiv:astro-ph/0009238 [pdf, other]

Title: A Critical Examination of Hypernova Remnant Candidates in M101. I. MF83

Shih-Ping Lai, You-Hua Chu, C. H. Rosie Chen (Univ of Illinois), Robin Ciardullo (Penn State Univ), Eva K. Grebel (Univ of Washington and Max-Planck-Institut für Astronomie)

Comments: 27 pages, 7 figures. Accepted for publication in the Astrophysical Journal, Jan 20, 2001 issue. Figures with better resolution are available from this http URL

Subjects: Astrophysics (astro-ph)

[239] arXiv:astro-ph/0009239 [pdf, other]

Title: Electric Charge and Magnetic Flux on Rotating Black Holes in a Force-Free Magnetosphere

Hyun Kyu Lee (1,3), Chul H. Lee (1), Maurice H.P.M. van Putten (2,3) ((1)Department of Physics, Hanyang University, Seoul, Korea, (2)MIT, Cambridge, MS, USA, (3)Department of Physics and Astronomy, State University of New York,Stony Brook, New York, USA)

Comments: 11 pages, no figure, restructured with sections and revisions in abstarct and in the text, version accepted for MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 324 (2001) 781

Subjects: Astrophysics (astro-ph)

[240] arXiv:astro-ph/0009240 [pdf, other]

Title: Profiles of thermal line emission from advection dominated accretion flows

Xinwu Cao (1), Y.D. Xu (2), J.H. You (2) (1. Shanghai Astronomical Observatory, 2. Shanghai Jiaotong University)

Comments: 7 pages

Journal-ref: 2000, A&A, Vol.361, p321

Subjects: Astrophysics (astro-ph)

[241] arXiv:astro-ph/0009241 [pdf, other]

Title: The relation between extended radio and line emission for radio-loud quasars

Xinwu Cao, D. R. Jiang (Shanghai Astronomical Observatory)

Comments: 8 pages, accepted for publication in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 320 (2001) 347

Subjects: Astrophysics (astro-ph)

[242] arXiv:astro-ph/0009242 [pdf, other]

Title: Results from the AMANDA High Energy Neutrino Detector

E. Andres, P. Askebjer, X. Bai, G. Barouch, S. W. Barwick, et al. (The AMANDA collaboration)

Comments: 8 pages, 9 figures, submitted to Int. Conf. Neut. Phys. Astro. (Neutrino 2000)

Journal-ref: Nucl.Phys.Proc.Suppl.91:423-430,2001

Subjects: Astrophysics (astro-ph)

[243] arXiv:astro-ph/0009243 [pdf, other]

Title: The Polarization Variability in the Optical Afterglow of GRB 990712

G. Bjornsson, E. J. Lindfors

Comments: 10 pages, 2 figures. Accepted for publication in ApJ Letters

Subjects: Astrophysics (astro-ph)

[244] arXiv:astro-ph/0009244 [pdf, other]

Title: Evolutionary Self-Energy-Loss Effects in Compact Binary Systems: Importance of Rapid Rotation and of Equation of State

N. K. Spyrou, N. Stergioulas

Comments: 7 pages, submitted to Astronomy and Astrophysics

Journal-ref: Astron.Astrophys. 366, 598 (2001)

Subjects: Astrophysics (astro-ph)

[245] arXiv:astro-ph/0009245 [pdf, other]

Title: On the presence of Silicon and Carbon in the pre-maximum spectrum of the Type Ia SN 1990N

Paolo A. Mazzali

Comments: 12 pages, (4 figures). MNRAS, in press

Journal-ref: Mon.Not.Roy.Astron.Soc. 321 (2001) 341

Subjects: Astrophysics (astro-ph)

[246] arXiv:astro-ph/0009246 [pdf, other]

Title: Huddled Masses Yearning to Stream Free: Globular Clusters in the Hearts of Galaxy Clusters

John P. Blakeslee (U. Durham)

Comments: talk given at the IAP 2000 meeting, "Constructing the Universe with Clusters of Galaxies", in Paris, 4-8 July 2000. 9 pages. New version fixes an omission in the references

Subjects: Astrophysics (astro-ph)

[247] arXiv:astro-ph/0009247 [pdf, other]

Title: Simulating clusters of galaxies: a brief history of `N' and overmerging

Ben Moore (Durham)

Comments: Invited review, IAP2000

Subjects: Astrophysics (astro-ph)

[248] arXiv:astro-ph/0009248 [pdf, other]

Title: Dynamical effects on galaxies in clusters

Ben Moore, Vicent Quilis, Richard Bower

Comments: Invited review, XVth IAP meeting

Journal-ref: ASP Conf Ser Vol 197, eds Combes, Mamon and Charmandaris, 363

Subjects: Astrophysics (astro-ph)

[249] arXiv:astro-ph/0009249 [pdf, other]

Title: Evidence for Massive Black Holes in Nearby Galactic Nuclei

Tim de Zeeuw

Comments: In ESO Conference on Black Holes in Binaries and Galactic Nuclei eds L. Kaper and E.P.J. van den Heuvel

Subjects: Astrophysics (astro-ph)

[250] arXiv:astro-ph/0009250 [pdf, other]

Title: Discovery of a Luminous, Variable, Off-Center Source in the Nucleus of M82 with the Chandra HRC

H. Matsumoto (1), T. G. Tsuru (2), K. Koyama (2 and 3), H. Awaki (4), C. R. Canizares (1), N. Kawai (5), S. Matsushita (6), A. Prestwich (7), M. Ward (8), A. L. Zezas (7), R. Kawabe (9) ((1) CSR/MIT, (2) Kyoto Univ., (3) CREST, (4) Ehime Univ., (5) RIKEN, (6) Submillimeter Array, Harvard-Smithsonian Center for Astrophysics, (7) Harvard-Smithsonian Center for Astrophysics, (8) Univ. of Leicester, (9) Nobeyama Radio Observatory)

Comments: 12 pages, 2 figures, accepted by ApJ Letters. See the press release on the medium-massive BH (this http URL)

Subjects: Astrophysics (astro-ph)