Astrophysics

Authors and titles for November 1996

[101] arXiv:astro-ph/9611101 [pdf, other]

Title: Accretion disks around Kerr black holes: vertical equilibrium reviseted

M.A. Abramowicz, A.Lanza, M.J. Percival

Comments: 14 pages LaTex file, no figures to appear in The Astrophysical Journal, April 10 issue

Subjects: Astrophysics (astro-ph)

[102] arXiv:astro-ph/9611102 [pdf, other]

Title: Analog Optical Transmission of Fast Photomultiplier Pulses Over Distances of 2 km

A. Karle, T. Mikolajski, S. Cichos, S. Hundertmark, D. Pandel, C. Spiering, O. Streicher, T. Thon, C. Wiebusch, R. Wischnewski (DESY-IfH, Zeuthen)

Comments: 6 pages, postscript. Contribution to Conference on New Developments in Photodetection, Beaune 96, June 1996, to appear in Proc. Suppl. Nucl. Inst. and Meth., Section A

Journal-ref: Nucl.Instrum.Meth.A387:274-277,1997

Subjects: Astrophysics (astro-ph)

[103] arXiv:astro-ph/9611103 [pdf, other]

Title: Statistical Tests for CHDM and \LambdaCDM Cosmologies

S. Ghigna (1,3), S. Borgani (2), M. Tucci (3), S.A. Bonometto (3), A. Klypin (4), J.P. Primack (5) ((1) Durham University, (2) INFN di Perugia, (3) Universita` Statale and INFN di Milano, (4) New Mexico State University, Las Cruces, (5) University of California, Santa Cruz)

Comments: 12 pages, 10 figures, LaTeX (aaspp4 macro), in press on ApJ, Vol. 479, April 1997

Journal-ref: Astrophys.J. 479 (1997) 580-591

Subjects: Astrophysics (astro-ph)

[104] arXiv:astro-ph/9611104 [pdf, other]

Title: The Shapes and Ages of Elliptical Galaxies

Roelof S. de Jong, Roger L. Davies (University of Durham)

Comments: 5 pages LaTeX, uses included this http URL and this http URL and 4 PostScript figures. Accepted for MNRAS Letters. Also available at this http URL

Subjects: Astrophysics (astro-ph)

[105] arXiv:astro-ph/9611105 [pdf, other]

Title: A Measurement of the Cosmological Constant Using Elliptical Galaxies as Strong Gravitational Lenses

Myungshin Im (1), Richard E. Griffiths (2), Kavan U. Ratnatunga (2) ((1) Space Telescope Science Institute, (2) Carnegie Mellon University)

Comments: To be published in ApJ Feb 1997 issue. AAS Latex, 12 pages with 2 figures and 1 table

Subjects: Astrophysics (astro-ph)

[106] arXiv:astro-ph/9611106 [pdf, other]

Title: Non-Gaussian Fluctuations and Primordial Black Holes from Inflation

James S. Bullock, Joel R. Primack (University of California, Santa Cruz)

Comments: 21 pages, RevTex. 12 figures

Journal-ref: Phys. Rev. D 55, 7423 (1997)

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

[107] arXiv:astro-ph/9611107 [pdf, other]

Title: A Universal Density Profile from Hierarchical Clustering

Julio F. Navarro (Steward Observatory, University of Arizona), Carlos S. Frenk (University of Durham), Simon D.M. White (MPI fur Astrophysik)

Comments: typos in eqs A5 and A14 corrected. In press in the ApJ, Dec 1, 1997. Full PS file with figures can be obtained from this http URL

Journal-ref: Astrophys.J.490:493-508,1997

Subjects: Astrophysics (astro-ph)

[108] arXiv:astro-ph/9611108 [pdf, other]

Title: Measuring Omega

Avishai Dekel (Hebrew U Jerusalem), David Burstein (Arizona State U), Simon D.M. White (Max Planck Institut fuer Astrophysik)

Comments: 18 pages, 1 figure, LaTex (this http URL included), to be published in Critical Dialogues in Cosmology (proceedings of the Princeton 250th Anniversary conference, June 1996), ed. N. Turok (World Scientific)

Subjects: Astrophysics (astro-ph)

[109] arXiv:astro-ph/9611109 [pdf, other]

Title: Imaging With STIS: Astronomy at V = 30

Michael D. Gregg, Dante Minniti (Institute for Geophysics and Planetary Physics, Lawrence Livermore National Laboratory)

Comments: 10 pages AASTeX, 1 table, 5 postscript figures. Submitted to PASP

Subjects: Astrophysics (astro-ph)

[110] arXiv:astro-ph/9611110 [pdf, other]

Title: Critical Lines in Gravitational Lenses and the Determination of Cosmological Parameters

Hideki Asada (Osaka U.)

Comments: 16 pages, LaTeX(aaspp4), 11 postscript figures included; submitted to The Astrophysical Journal

Subjects: Astrophysics (astro-ph)

[111] arXiv:astro-ph/9611111 [pdf, other]

Title: Jets and accretion processes in Active Galactic Nuclei: further clues

Annalisa Celotti (1), Paolo Padovani (2), Gabriele Ghisellini ((1) SISSA, Italy, (2) II Univ. di Roma, Italy, (3) Osserv. Astron. di Brera-Merate, Italy)

Comments: 8 pages Latex file, 2 Postscript tables, 3 Postscript figures; MNRAS, in press

Subjects: Astrophysics (astro-ph)

[112] arXiv:astro-ph/9611112 [pdf, other]

Title: The ROSAT Galactic Plane Survey: analysis of a low latitude sample area in Cygnus

C. Motch, P. Guillout, F. Haberl, M. Pakull, W. Pietsch, K. Reinsch

Comments: 27 pages, 22 figures, Latex. Full resolution PostScript available at this ftp URL To be published in Astronomy & Astrophysics, Main Journal

Subjects: Astrophysics (astro-ph)

[113] arXiv:astro-ph/9611113 [pdf, other]

Title: Advective Disks

Ramesh Narayan

Comments: 15 pages, 4 figures included. To appear in Proc. IAU Colloq. 163 on Accretion Phenomena & Related Outflows, A.S.P. Conf. Series, eds. D. T. Wickramasinghe, L. Ferrario, G. V. Bicknell, in press

Subjects: Astrophysics (astro-ph)

[114] arXiv:astro-ph/9611114 [pdf, other]

Title: Modelling of Infrared emission from Cyg X-3 and the UKIRT IRCAM3 point spread function

R.N. Ogley, S.J. Bell Burnell, R.P. Fender

Comments: 7 pages, 4 figures, to appear in Vistas in Astronomy as part of a conference at Jodrell Bank, Apr 96, Relative Jets in X-ray binaries. Style files included

Journal-ref: Vistas Astron. 41 (1997) 65

Subjects: Astrophysics (astro-ph)

[115] arXiv:astro-ph/9611115 [pdf, other]

Title: Observational Constraints on the Origins of the Fundamental Plane

M. A. Pahre, S. G. Djorgovski (Palomar Observatory, Caltech)

Comments: Invited review, to appear in The Nature of Elliptical Galaxies, Proceedings of the Second Stromlo Symposium, eds. M. Arnaboldi, G. S. Da Costa, and P. Saha; 12 pages, including 6 embedded postscript figures; TeX file, requires input file this http URL (included); also available at this http URL

Subjects: Astrophysics (astro-ph)

[116] arXiv:astro-ph/9611116 [pdf, other]

Title: Large scale structure of the universe

Neta A. Bahcall (Princeton University Observatory)

Comments: 14 pages, 5 figures (included)

Subjects: Astrophysics (astro-ph)

[117] arXiv:astro-ph/9611117 [pdf, other]

Title: A High Statistics Search for Ultra-High Energy Gamma-Ray Emission from Cygnus X-3 and Hercules X-1

CASA-MIA Collaboration

Comments: 26 LaTeX pages, 16 PostScript figures, uses this http URL to be published in Physical Review D

Journal-ref: Phys.Rev.D55:1714-1731,1997

Subjects: Astrophysics (astro-ph)

[118] arXiv:astro-ph/9611118 [pdf, other]

Title: Self-Microlensing in Compact Binary Systems

Bo Qin, Xiang-Ping Wu, Zhenlong Zou

Comments: 5 pages Latex file, Chin. Phys. Lett., in press

Subjects: Astrophysics (astro-ph)

[119] arXiv:astro-ph/9611119 [pdf, other]

Title: Focussing in on H_0

G.A. Tammann, M. Federspiel (Astronomical Institute of the University of Basel, Switzerland)

Comments: 22 pages, 4 EPS figures, LaTeX with this http URL. To appear in: The Extragalactic Distance Scale, eds. M. Livio, M. Donahue, N. Panagia, Cambridge University Press

Subjects: Astrophysics (astro-ph)

[120] arXiv:astro-ph/9611120 [pdf, other]

Title: A sulphur abundance study of NGC 300 by an empirical calibration method

Tina Christensen (1 and 2), Lars Petersen (1), Peter Gammelgaard (1) ((1) University of Aarhus, Denmark, (2) Nordic Optical Telescope)

Comments: 9 pages including 6 eps figures, Latex (this http URL), accepted for publication in A&A

Subjects: Astrophysics (astro-ph)

[121] arXiv:astro-ph/9611121 [pdf, other]

Title: Stellar Photometry of the Globular Cluster NGC 6229. I. Data Reduction and Morphology of the Brighter Part of the CMD

J. Borissova (1), M. Catelan (2), N. Spassova (1), A. V. Sweigart (2) ((1) Bulgarian Academy of Sciences, (2) NASA/GSFC)

Comments: 31 pages, LaTeX, uses AASTeX v4.0, 11 postscript figures and 7 postscript tables pasted into text. To appear in The Astronomical Journal (Feb. 1997 issue)

Journal-ref: Astronomical Journal, 113, 692-705 (1997)

Subjects: Astrophysics (astro-ph)

[122] arXiv:astro-ph/9611122 [pdf, other]

Title: New massive X-ray binary candidates from the ROSAT Galactic Plane Survey I - Results from a cross-correlation with OB star catalogues

C. Motch, F. Haberl, K. Dennerl, M. Pakull, E. Janot-Pacheco

Comments: 25 pages, 30 figures, Latex. Full resolution PostScript available at this ftp URL. To be published in Astronomy & Astrophysics Supplement Series

Subjects: Astrophysics (astro-ph)

[123] arXiv:astro-ph/9611123 [pdf, other]

Title: Radii and Distances of Cepheids, I., Method and Measurement Errors

Martin Krockenberger, Dimitar D. Sasselov, Robert W. Noyes

Comments: 18 pages, postscript, accepted for publication in ApJ

Subjects: Astrophysics (astro-ph)

[124] arXiv:astro-ph/9611124 [pdf, other]

Title: HI Observations of two Molecular Clouds with Extremely Large Velocity Dispersions

Harald Riffert (University of Tubingen), Pawan Kumar (MIT), W.K. Huchtmeier (Max Planck Institut for Radioastronomie)

Comments: 9 pages (LaTex file) and 3 figures. To appear in MNRAS 1997, vol. 343

Subjects: Astrophysics (astro-ph)

[125] arXiv:astro-ph/9611125 [pdf, other]

Title: Statistics of Cosmic Microwave Background Polarization

Marc Kamionkowski, Arthur Kosowsky, Albert Stebbins

Comments: 28 pages, RevTeX

Journal-ref: Phys.Rev. D55 (1997) 7368-7388

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

[126] arXiv:astro-ph/9611126 [pdf, other]

Title: Neutrino Gravitational Redshift and the Electron Fraction Above Nascent Neutron Stars

G. M. Fuller (UCSD), Y.-Z. Qian (Caltech)

Comments: 4 pages, uses this http URL, contribution to Festschrift for G. E. Brown on the occasion of his 70th birthday

Journal-ref: Nucl.Phys. A606 (1996) 167-172

Subjects: Astrophysics (astro-ph)

[127] arXiv:astro-ph/9611127 [pdf, other]

Title: Extremely Rapid Variations of Water Maser Emission from the Circinus Galaxy

L. J. Greenhill, S. P. Ellingsen, R. P. Norris, R. G. Gough, M. W. Sinclair, J. M. Moran, R. Mushotzky

Comments: 10 pages, 2 encapsulated postscript figures included. To appear in Astrophysical Journal (Letters), January 10, 1997

Subjects: Astrophysics (astro-ph)

[128] arXiv:astro-ph/9611128 [pdf, other]

Title: Improved simulations of the planetary nebula luminosity function

R.H. Méndez, T. Soffner (Universitätssternwarte München)

Comments: 8 pages LaTeX, 12 Postscript figures, uses this http URL and this http URL. Accepted for Astronomy & Astrophysics. See also astro-ph/9608128 and astro-ph/9611041

Subjects: Astrophysics (astro-ph)

[129] arXiv:astro-ph/9611129 [pdf, other]

Title: Permanent Superhumps in V1974 Cyg

A. Retter, E.M. Leibowitz, E.O. Ofek (Wise Observatory)

Comments: 11 pages, 10 eps. figures, Latex, accepted for publication in MNRAS

Subjects: Astrophysics (astro-ph)

[130] arXiv:astro-ph/9611130 [pdf, other]

Title: How to make maps from CMB data without losing information

Max Tegmark

Comments: Minor revisions to match published version. 12 pages, with 1 figure included. Color figure and links at this http URL (faster from the US), from this http URL (faster from Europe) or from max@ias.edu

Journal-ref: Astrophys.J.480:L87-L90,1997

Subjects: Astrophysics (astro-ph)

[131] arXiv:astro-ph/9611131 [pdf, other]

Title: Rotational mixing in early-type stars: the main-sequence evolution of a 9 Mo star

Suzanne Talon, Jean-Paul Zahn, Andre Maeder, Georges Meynet

Comments: 10 pages latex file using this http URL, 11 postscript figures, accepted by A&A

Subjects: Astrophysics (astro-ph)

[132] arXiv:astro-ph/9611132 [pdf, other]

Title: Small scale substructure, collapse time and dynamical friction

M. Gambera, A. Pagliaro (Istituto di Astronomia dell'Università di Catania, Città Universitaria, Catania, Italy)

Comments: 8 pages and 4 figures,(Latex), To appear in "Dark and visible matter in galaxies and cosmological implications" eds. M. Persic and this http URL A.S.P. conference series

Subjects: Astrophysics (astro-ph)

[133] arXiv:astro-ph/9611133 [pdf, other]

Title: Signatures of helical jets

W. Steffen

Comments: Contribution to the proceedings of a workshop on 'Relativistic Jets in X-ray binaries" held in Jodrell Bank, UK, 1996; to be published in 'Vistas in Astronomy'

Subjects: Astrophysics (astro-ph)

[134] arXiv:astro-ph/9611134 [pdf, other]

Title: Discovering Galactic Planets by Gravitational Microlensing: Magnification Patterns and Light Curves

Joachim Wambsganss (Astrophysikalisches Institut Potsdam)

Comments: 8 pages Latex plus 10 Figures (partly in GIF/JPEG format due to size constraints). High quality Postscript figures can be obtained electronically at the URL: this http URL . Hardcopies of figures can be obtained on request. To appear in MNRAS (Jan.1, 1997, Volume 284, pp.172-188)

Subjects: Astrophysics (astro-ph)

[135] arXiv:astro-ph/9611135 [pdf, other]

Title: The High Eccentricity of the Planet Around 16 Cyg B

Tsevi Mazeh, Yuval Krymolowski, Gady Rosenfeld (School of Physics and Astronomy, Tel Aviv University)

Comments: 2 Figures, Latex, submitted for publication to ApJL

Subjects: Astrophysics (astro-ph)

[136] arXiv:astro-ph/9611136 [pdf, other]

Title: Microlensing: Prospects for the Future

Andrew Gould

Comments: from Sheffield workshop on Identification of Dark Matter, 12 p

Subjects: Astrophysics (astro-ph)

[137] arXiv:astro-ph/9611137 [pdf, other]

Title: Neutralino Dark Matter

A. Bottino

Comments: LaTeX(this http URL), 20 pages. Complete postscript file also available at this URL: this ftp URL Invited talk at the International Workshop on the "Identification of Dark Matter", Sheffield, UK, September 1996

Subjects: Astrophysics (astro-ph)

[138] arXiv:astro-ph/9611138 [pdf, other]

Title: Cosmic Antiprotons from Neutralino Annihilation in the Galactic halo

G. Mignola

Comments: LaTeX (this http URL), 9 pages, 3 figures. Talk presented at the "International Workshop on the Identification of Dark Matter" Sheffield, UK, September 1996

Subjects: Astrophysics (astro-ph)

[139] arXiv:astro-ph/9611139 [pdf, other]

Title: Globular Cluster Luminosity Functions and the Hubble Constant from WFPC2 Imaging: Galaxies in the Coma I Cloud

Duncan A. Forbes (Lick Observatory)

Comments: 13 pages, Latex. Full paper also available at this http URL

Journal-ref: Astronomical Journal 1996 112 1409

Subjects: Astrophysics (astro-ph)

[140] arXiv:astro-ph/9611140 [pdf, other]

Title: Globular Cluster Luminosity Functions and the Hubble Constant from WFPC2 Imaging: The Giant Elliptical NGC 4365

Duncan A. Forbes (Lick Observatory)

Comments: 12 pages, Latex, full paper also available at this http URL

Journal-ref: Astronomical Journal 1996 112 954

Subjects: Astrophysics (astro-ph)

[141] arXiv:astro-ph/9611141 [pdf, other]

Title: Globular Cluster Luminosity Functions and the Hubble Constant from WFPC2 Imaging: The Dominant Group Elliptical NGC 5846

Duncan A. Forbes (Lick Observatory)

Comments: 12 pages, Plate 1 in JPEG format, Latex, full paper also available at this http URL

Subjects: Astrophysics (astro-ph)

[142] arXiv:astro-ph/9611142 [pdf, other]

Title: The HI Companions of HII Galaxies and Low Surface Brightness Dwarf Galaxies

Christopher L. Taylor (McMaster University)

Comments: 24 pages, 6 PostScript figures. This paper has been accepted for publication in the Astrophysical Journal

Subjects: Astrophysics (astro-ph)

[143] arXiv:astro-ph/9611143 [pdf, other]

Title: A High Deuterium Abundance in the Early Universe

Antoinette Songaila (University of Hawaii, Institute for Astronomy), E. Joseph Wampler (National Astronomical Observatory, Japan), Lennox L. Cowie (University of Hawaii, Institute for Astronomy)

Comments: 12 pages LaTeX, including 2 postscript figures. Also available at this http URL . To be published in Nature

Journal-ref: Nature 385 (1997) 137-139

Subjects: Astrophysics (astro-ph)

[144] arXiv:astro-ph/9611144 [pdf, other]

Title: Nuclear-to-Outer Rotation Curves of Galaxies in the CO and HI Lines

Yoshiaki Sofue

Comments: To appear in PASJ vol.49, No.1, 1997, Plain TeX

Subjects: Astrophysics (astro-ph)

[145] arXiv:astro-ph/9611145 [pdf, other]

Title: On the Uncertainties of the Central Density in Axisymmetric Galaxies due to Deprojection

Frank C. van den Bosch (Leiden Observatory)

Comments: Accepted for publication in MNRAS. Tex, 14 pages, including 16 figures

Subjects: Astrophysics (astro-ph)

[146] arXiv:astro-ph/9611146 [pdf, other]

Title: A Nuclear Disk and massive BH in NGC 4342

Frank C. van den Bosch, Walter Jaffe (Leiden Observatory)

Comments: 4 pages, Tex, 3 ps figures included. To appear in the conference proceedings of the Second Stromlo Symposium: The Nature of Elliptical Galaxies

Subjects: Astrophysics (astro-ph)

[147] arXiv:astro-ph/9611147 [pdf, other]

Title: Reheating and causal thermodynamics

Winfried Zimdahl, Diego Pavón, Roy Maartens

Comments: 11 pages, Revtex, submitted to Phys.Rev.D

Journal-ref: Phys.Rev. D55 (1997) 4681-4688

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

[148] arXiv:astro-ph/9611148 [pdf, other]

Title: Clusters and superclusters of galaxies

Neta A. Bahcall (Princeton University Observatory)

Comments: To appear in Formation of structure in the universe. 1995 Jerusalem Winter School. 50 pages, 12 figures (included)

Subjects: Astrophysics (astro-ph)

[149] arXiv:astro-ph/9611149 [pdf, other]

Title: Radiative Torques on Interstellar Grains: II. Grain Alignment

B.T. Draine (Princeton University Observatory), Joseph C. Weingartner (Physics Dept., Princeton University)

Comments: 34 pages, 21 eps figures, uses this http URL . Submitted to Ap.J

Subjects: Astrophysics (astro-ph)

[150] arXiv:astro-ph/9611150 [pdf, other]

Title: A Morphological Method to Determine Co-Rotation Radii in Spiral Galaxies

Ivanio Puerari (INAOE - Mexico), Horacio Dottori (IF-UFRGS - Brazil)

Comments: 9 pages, accepted for publication in ApJL, figures 4 and 6 avaliables at this ftp URL, full paper also avaliable at this http URL

Subjects: Astrophysics (astro-ph)