Astrophysics

Authors and titles for June 2000

[301] arXiv:astro-ph/0006301 [pdf, other]

Title: Extraplanar diffuse ionized gas in a small sample of nearby edge-on galaxies

J. Rossa, R.-J. Dettmar (Astronomisches Institut, Ruhr-Universitaet Bochum, Germany)

Comments: LaTeX, 15 pages, 13 figures, accepted for publication in A&A, higher quality figures available at this http URL

Journal-ref: A&A 359, 433 (2000)

Subjects: Astrophysics (astro-ph)

[302] arXiv:astro-ph/0006302 [pdf, other]

Title: Is there ERE in diffuse galactic light at high latitude?

F.Zagury (Nagoya University)

Comments: 17 pages, 5 figures

Subjects: Astrophysics (astro-ph)

[303] arXiv:astro-ph/0006303 [pdf, other]

Title: Primordial Gaussian Fluctuations from Cosmic Defects

P.P. Avelino (CAUP, Porto), C.J.A.P. Martins (DAMTP, CMS, Cambridge)

Comments: Minor changes; to appear in Phys. Lett. B

Journal-ref: Phys.Lett. B516 (2001) 191-196

Subjects: Astrophysics (astro-ph)

[304] arXiv:astro-ph/0006304 [pdf, other]

Title: High Energy Gamma-Ray Observations of the Crab Nebula and Pulsar with the Solar Tower Atmospheric Cherenkov Effect Experiment

STACEE Collaboration: S. Oser, D. Bhattacharya, L. M. Boone, M. C. Chantell, Z. Conner, C. E. Covault, M. Dragovan, P. Fortin, D. T. Gregorich, D. S. Hanna, R. Mukherjee, R. A. Ong, K. Ragan, R. A. Scalzo, D. R. Schuette, C. G. Theoret, T. O. Tumer, D. A. Williams, J. A. Zweerink

Comments: 27 pages, 8 figures, submitted to ApJ

Subjects: Astrophysics (astro-ph)

[305] arXiv:astro-ph/0006305 [pdf, other]

Title: Type Ia Supernova Explosion Models

W. Hillebrandt, J.C. Niemeyer

Comments: 38 pages, 4 figures, Annual Review of Astronomy and Astrophysics, in press

Journal-ref: Ann.Rev.Astron.Astrophys.38:191-230,2000

Subjects: Astrophysics (astro-ph)

[306] arXiv:astro-ph/0006306 [pdf, other]

Title: The HST Survey of BL~Lacertae Objects. IV. Infrared Imaging of Host Galaxies

Riccardo Scarpa, C. Megan Urry, Paolo Padovani, Daniela Calzetti, Matthew O'Dowd

Comments: Accepted for publication on ApJ. 25 pages, 7 figures

Subjects: Astrophysics (astro-ph)

[307] arXiv:astro-ph/0006307 [pdf, other]

Title: BeppoSAX spectroscopy of the NGC7078 (M15) globular cluster X-ray source X2127+119

L.Sidoli (1), A.N.Parmar (1), T.Oosterbroek (1) ((1) ESA/ESTEC)

Comments: 10 pages, 8 figures, accepted for publication in A&A Main Journal

Subjects: Astrophysics (astro-ph)

[308] arXiv:astro-ph/0006308 [pdf, other]

Title: Constraints on the physical properties of the damped Ly-alpha system of Q0000-2619 at z = 3.054

G. Giardino, F. Favata (Astrophysics Division, Space Science Department of ESA, ESTEC)

Comments: 7 pages, 5 figures, accepted for publication in A&A

Subjects: Astrophysics (astro-ph)

[309] arXiv:astro-ph/0006309 [pdf, other]

Title: Explosions During Galaxy Formation

Hugo Martel, Paul R. Shapiro (University of Texas at Austin)

Comments: To appear in "The Seventh Texas-Mexico Conference on Astrophysics: Flows, Blows, and Glows," eds. W. Lee and S. Torres-Peimbert, RevMexAA (Serie de Conferencias), in press (2000) (8 pages, 3 figures)

Subjects: Astrophysics (astro-ph)

[310] arXiv:astro-ph/0006310 [pdf, other]

Title: A Radio Telescope Search for Axions

B. D. Blout (1), E. J. Daw (1), M. P. Decowski (1), Paul T. P. Ho (2), L. J Rosenberg (1), D. B. Yu (1) ((1) Department of Physics and Laboratory for Nuclear Science, Massachusetts Institute of Technology, (2) Center for Astrophysics, Harvard University)

Comments: Submitted to Astrophysical Journal. 11 pages of text plus 6 figures

Journal-ref: Astrophys.J. 546 (2001) 825-828

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

[311] arXiv:astro-ph/0006311 [pdf, other]

Title: Properties of observed Ly-$\alpha$ forest

M. Demianski, A. Doroshkevich, V.Turchaninov

Comments: 17 pages, 6 Fiures, accepted in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 318 (2000) 1189

Subjects: Astrophysics (astro-ph)

[312] arXiv:astro-ph/0006312 [pdf, other]

Title: Redshift distribution of {\bf Ly-$\alpha$} lines and metal systems

M. Demianski, A.G. Doroshkevich, V.Turchaninov

Comments: 13 pages, 5 figures, accepted in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 318 (2000) 1177

Subjects: Astrophysics (astro-ph)

[313] arXiv:astro-ph/0006313 [pdf, other]

Title: Pre-main sequence binaries with aligned disks ?

Sebastian Wolf, Bringfried Stecklum, Thomas Henning

Subjects: Astrophysics (astro-ph)

[314] arXiv:astro-ph/0006314 [pdf, other]

Title: The Absolute Proper Motion of Palomar 12: A Case for Tidal Capture from the Sagittarius Dwarf Spheroidal Galaxy

D. I. Dinescu, S. R. Majewski, T. M. Girard, K. M. Cudworth

Comments: 37 pages, 5 tables, 5 figures, accepted for publication in AJ, Oct. 2000

Journal-ref: Astron.J.120:1892-1905,2000

Subjects: Astrophysics (astro-ph)

[315] arXiv:astro-ph/0006315 [pdf, other]

Title: The Far-Infrared emission of Radio Loud and Radio Quiet Quasars

M. Polletta, T.J.-L. Courvoisier, E.J. Hooper, B.J. Wilkes

Comments: 26 pages, 21 figures, accepted for publication in A&A

Subjects: Astrophysics (astro-ph)

[316] arXiv:astro-ph/0006316 [pdf, other]

Title: Halo Dark Matter and Ultra-High Energy Cosmic Rays

Pasquale Blasi, Ravi Sheth (Fermilab)

Comments: 9 pages, 2 figures. Accepted for Publication in Phys. Lett. B

Journal-ref: Phys.Lett.B486:233-238,2000

Subjects: Astrophysics (astro-ph)

[317] arXiv:astro-ph/0006317 [pdf, other]

Title: Afterglow Emission from Naked Gamma-Ray Bursts

Pawan Kumar (IAS), Alin Panaitescu (Princeton university)

Comments: 5 pages, 2 figures, Submitted to ApJ letter

Subjects: Astrophysics (astro-ph)

[318] arXiv:astro-ph/0006318 [pdf, other]

Title: The Active Nucleus in the Ultraluminous Infrared Galaxy IRAS 08311-2459

T. W. Murphy Jr., B. T. Soifer, K. Matthews, L. Armus

Comments: 18 pages, 7 figures (fig. 7 color), AASTeX v5.0, accepted for publ. in AJ

Subjects: Astrophysics (astro-ph)

[319] arXiv:astro-ph/0006319 [pdf, other]

Title: How Many Galaxies Fit in a Halo? Constraints on Galaxy Formation Efficiency from Spatial Clustering

Roman Scoccimarro, Ravi K. Sheth, Lam Hui, Bhuvnesh Jain

Comments: 32 pages, 10 figures, submitted to ApJ. References added

Journal-ref: Astrophys.J. 546 (2001) 20-34

Subjects: Astrophysics (astro-ph)

[320] arXiv:astro-ph/0006320 [pdf, other]

Title: Constraints on Cold H_2 Clouds from Gravitational Microlensing Searches

Roman R. Rafikov (1), Bruce T. Draine (1) ((1) Princeton University Observatory)

Comments: 36 pages, 9 figures, 1 table, typos corrected, minor changes

Journal-ref: Astrophys.J. 547 (2001) 207-216

Subjects: Astrophysics (astro-ph)

[321] arXiv:astro-ph/0006321 [pdf, other]

Title: Kinematic Constraints to the Key Inflationary Observables

Mark B. Hoffman, Michael S. Turner

Comments: 11 pages LaTeX with 4 eps figures, submitted to Phys. Rev. Lett

Journal-ref: Phys.Rev. D64 (2001) 023506

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

[322] arXiv:astro-ph/0006322 [pdf, other]

Title: The Dynamical Interstellar Medium: Insights from Numerical Models

Mordecai-Mark Mac Low

Comments: six pages, no figures, invited review for Stars, Gas, and Dust in Galaxies (eds. D. Alloin, K. Olsen, and G. Galaz)

Subjects: Astrophysics (astro-ph)

[323] arXiv:astro-ph/0006323 [pdf, other]

Title: The structure and kinematics of AGN with ionization cones

A.V. Moiseev (1), V.L. Afanasiev (1), S.N. Dodonov (1), V.V. Mustsevoi (2), S.S. Khrapov (2) ((1) Special Astrophysical Observatory RAS,(2) Volgograd State University, Russia)

Comments: 9 pages, 4 ps-figures (color), poster was presented at JENAM-2000 (Moscow); Corrected typos

Subjects: Astrophysics (astro-ph)

[324] arXiv:astro-ph/0006324 [pdf, other]

Title: Solar flare radio pulsations as a signature of dynamic magnetic reconnection

B. Kliem, M. Karlicky, A. O. Benz

Comments: A file with full-quality figures is available at this http URL

Journal-ref: Astron.Astrophys. 360 (2000) 715

Subjects: Astrophysics (astro-ph)

[325] arXiv:astro-ph/0006325 [pdf, other]

Title: Toward High-Precision Astrometry with WFPC2. I. Deriving an Accurate PSF

Jay Anderson, Ivan R. King

Comments: 33 pp. text + 15 figs.; accepted by PASP

Journal-ref: Publ.Astron.Soc.Pac.112:1360-1382,2000

Subjects: Astrophysics (astro-ph)

[326] arXiv:astro-ph/0006326 [pdf, other]

Title: Nuclear Reaction Rates in a Plasma: The Effect of Highly Damped Modes

Merav Opher, Reuven Opher

Comments: 10 pages, 4 figures

Subjects: Astrophysics (astro-ph); Plasma Physics (physics.plasm-ph)

[327] arXiv:astro-ph/0006327 [pdf, other]

Title: The Metallicity Distribution Function of Red Giants in the LMC

A.A. Cole (1), T.A. Smecker-Hane (2), J.S. Gallagher III (3) ((1) UMass Amherst, (2) UC Irvine, (3) UW-Madison)

Comments: 55 pages, 16 figures, AASTeX v5.0, extended data table not included, to appear in the October, 2000 issue of The Astronomical Journal

Subjects: Astrophysics (astro-ph)

[328] arXiv:astro-ph/0006328 [pdf, other]

Title: Probing the Interstellar Medium in Early type galaxies with ISO observations

S. Malhotra, D. Hollenbach, G. Helou, N. Silbermann, E. Valjavec, R.H. Rubin, D. Dale, D. Hunter, N. Lu, S. Lord, H. Dinerstein, H. Thronson

Comments: To appear in the Astrophysical Journal. Figure 1 appears as a separate jpg figure

Subjects: Astrophysics (astro-ph)

[329] arXiv:astro-ph/0006329 [pdf, other]

Title: Outflow from YSO and Angular Momentum Transfer

Kohji Tomisaka

Comments: 4 pages, presented in IAU symposium #200 "The Formation of Binary Stars" at Potsdam, Germany; April 10-15 2000

Subjects: Astrophysics (astro-ph)

[330] arXiv:astro-ph/0006330 [pdf, other]

Title: Disk-galaxy density distribution from orbital speeds using Newton's law, version 1.1

Kenneth F. Nicholson

Comments: 10 pages,10 figures. Has better density accuracy near the galaxy center by moving the segment rod to the segment centroid, and reducing the allowable errors for the speed matches. Some small changes in text, table, figures

Subjects: Astrophysics (astro-ph)

[331] arXiv:astro-ph/0006331 [pdf, other]

Title: On the nature of the FBS blue stellar objects and the completeness of the Bright Quasar Survey. II

A. M. Mickaelian, A. C. Goncalves, M.-P. Veron-Cetty, P. Veron

Comments: LaTeX 2e, 11 pages, 3 tables and 3 figures (included in text). To appear in Astrophysics. Uses a modified this http URL (this http URL), included in package

Journal-ref: Astrophysics (English translation of Astrofizika), Vol. 44, Issue 1, p. 14-22, 01/(2001

Subjects: Astrophysics (astro-ph)

[332] arXiv:astro-ph/0006332 [pdf, other]

Title: Joule Heating in Neutron Stars under Strong Gravitation

Sujan Sengupta (Indian Institute of Astrophysics, Bangalore)

Comments: 10 pages, Latex (aaspp4 style), 8 postscript figures, Sheduled to appear in the 20th Nov. 2000 issue of the Astrophysical Journal

Subjects: Astrophysics (astro-ph)

[333] arXiv:astro-ph/0006333 [pdf, other]

Title: The BeppoSAX 2-10 keV Survey

P. Giommi, M. Perri, F. Fiore

Comments: 16 LaTeX pages, 6 PostScript figures. Accepted for publication in A&A

Subjects: Astrophysics (astro-ph)

[334] arXiv:astro-ph/0006334 [pdf, other]

Title: Sloshing in High Speed Galaxy Interactions

Thomas Zeltwanger, Neil F. Comins, Richard V. E. Lovelace

Comments: 20 text pages, 3 tables, 24 figures. A gzipped postscripped version with higher resolution figures can be downloaded from this http URL . Accepted for publication in The Astrophysical Journal

Subjects: Astrophysics (astro-ph)

[335] arXiv:astro-ph/0006335 [pdf, other]

Title: The transient X-ray source SAX J2239.3+6116 and its optical counterpart

J.J.M. in 't Zand (SRON), J. Halpern (U. Columbia), M. Eracleous (Penn State U.), M. McCollough (USRA, Huntsville), T. Augusteijn (INGT, La Palma), R.A. Remillard (MIT), J. Heise (SRON)

Comments: submitted to A&A Main Journal

Subjects: Astrophysics (astro-ph)

[336] arXiv:astro-ph/0006336 [pdf, other]

Title: Solar Oscillations and Convection: I. Formalism for Radial Oscillations

Å. Nordlund, R. F. Stein

Comments: 13 pages, 3 figures

Subjects: Astrophysics (astro-ph)

[337] arXiv:astro-ph/0006337 [pdf, other]

Title: Cosmic Dust in the 21st Century

J. Mayo Greenberg, Chuanjian Shen (Leiden Observatory)

Comments: To appear in "Toward a New Millennium in Galaxy Morphology", Edited by David L. Block, Ivanio Puerari, Alan Stockton and DeWet Ferreira

Journal-ref: Astrophys.Space Sci. 269 (1999) 33-55

Subjects: Astrophysics (astro-ph)

[338] arXiv:astro-ph/0006338 [pdf, other]

Title: The iron abundance in hot central stars of planetary nebulae derived from IUE spectra

J. L. Deetjen, S. Dreizler, T. Rauch, K. Werner

Comments: 5 pages, 8 figures

Journal-ref: Astron. Astrophys. 348, 940-944 (1999)

Subjects: Astrophysics (astro-ph)

[339] arXiv:astro-ph/0006339 [pdf, other]

Title: The Origin of the X-ray and Ultraviolet Emission in NGC 7469

K. Nandra, T. Le, R.A. Edelson, I.M. George, R.F. Mushotzky, B.M. Peterson, T.J. Turner

Comments: 31 pages, 7 figures. LaTeX with encapsulated postscript. To appear in the Astrophysical Journal. Also available via this http URL

Subjects: Astrophysics (astro-ph)

[340] arXiv:astro-ph/0006340 [pdf, other]

Title: What do the UV Spectra of Narrow-line Seyfert 1 Galaxies tell us about their BLR?

J. Kuraszkiewicz (1), B. J. Wilkes (1), B. Czerny (2), S. Mathur (3) ((1) Harvard-Smithsonian Center for Astrophysics, (2) N. Copernicus Astronomical Center, Warsaw, Poland, (3) The Ohio State University)

Comments: 27 pages, 5 figures, accepted for publication in ApJ

Subjects: Astrophysics (astro-ph)

[341] arXiv:astro-ph/0006341 [pdf, other]

Title: ORFEUS II echelle spectra: On the influence of iron-group line blanketing in the Far-UV spectral range of hot subdwarfs

Jochen L. Deetjen

Comments: 10 pages, 9 figures, accepted for publication in A&A

Journal-ref: Astron. Astrophys. 360, 281-289 (2000)

Subjects: Astrophysics (astro-ph)

[342] arXiv:astro-ph/0006342 [pdf, other]

Title: Dependence of Halo Properties on Interaction History, Environment and Cosmology

Jeffrey P. Gardner

Comments: 17 pages, 7 postscript figures. Final version, accepted by ApJ

Subjects: Astrophysics (astro-ph)

[343] arXiv:astro-ph/0006343 [pdf, other]

Title: Resolving the Structure of Cold Dark Matter Halos II

Anatoly Klypin (NMSU), Andrey V. Kravtsov (Ohio State), James Bullock (Ohio State), Joel Primack (UCSC)

Comments: substantially revised, accepted to ApJ, 19 pages, 9 figures, uses aastex and natbib

Journal-ref: Astrophys.J.554:903-915,2001

Subjects: Astrophysics (astro-ph)

[344] arXiv:astro-ph/0006344 [pdf, other]

Title: Self-Interacting Dark Matter

Benjamin D. Wandelt, Romeel Dave, Glennys R. Farrar, Patrick C. McGuire, David N. Spergel, Paul J. Steinhardt

Comments: 12 pages, 3 figures; minor typos corrected. To appear in Proceedings of Dark Matter 2000

Subjects: Astrophysics (astro-ph)

[345] arXiv:astro-ph/0006345 [pdf, other]

Title: Metal Enrichment of the Intergalactic Medium at z=3 by Galactic Winds

Anthony Aguirre, Lars Hernquist, Joop Schaye, David Weinberg, Neal Katz, Jeffrey Gardner

Comments: 8 emulateApJ figures, 5 postscript figures. Minor revisions since last posting to match version accepted to ApJ. Major Revision since original version

Journal-ref: Astrophys.J.560:599-605,2001

Subjects: Astrophysics (astro-ph)

[346] arXiv:astro-ph/0006346 [pdf, other]

Title: Enrichment of the Intergalactic Medium by Radiation Pressure Driven Dust Efflux

Anthony Aguirre, Lars Hernquist, Neal Katz, Jeffrey Gardner, David Weinberg

Comments: 5 emulateapj pages including 3 figures. Accepted by ApJ Letters

Journal-ref: Astrophys.J.556:L11,2001

Subjects: Astrophysics (astro-ph)

[347] arXiv:astro-ph/0006347 [pdf, other]

Title: A survey of hard spectrum ROSAT sources 1: X-ray source catalogue

M.J. Page (MSSL), J.P.D. Mittaz (MSSL), F.J. Carrera (MSSL, Ifca)

Comments: 13 pages, 6 figures, Accepted for publication in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 318 (2000) 1073

Subjects: Astrophysics (astro-ph)

[348] arXiv:astro-ph/0006348 [pdf, other]

Title: Eigenvalues of the Stewart-Lyth equation for inflation with a blue spectrum

Franz E. Schunck, Eckehard W. Mielke

Comments: 10 pages, uses REVTeX, 6 postscript figures, accepted by PLB

Journal-ref: Phys.Lett. B485 (2000) 231-238

Subjects: Astrophysics (astro-ph)

[349] arXiv:astro-ph/0006349 [pdf, other]

Title: Ultra High Energy Cosmic Rays: propagation in the Galaxy and anisotropy

O.E.Kalashev, V.A.Kuzmin, D.V.Semikoz

Comments: 13 pages, 6 figures, published version

Journal-ref: Mod.Phys.Lett.A16:2505-2515,2001

Subjects: Astrophysics (astro-ph)

[350] arXiv:astro-ph/0006350 [pdf, other]

Title: Nucleosynthesis in Massive Stars - Including All Stable Isotopes

A. Heger (1), R. D. Hoffman (2), T. Rauscher (1,3), S. E. Woosley (1) ((1) UCSC, (2) LLNL, (3) Uni. Basel)

Comments: 10 pages, 4 figures, Nuclear Astrophysics X Workshop proceedings

Subjects: Astrophysics (astro-ph); Nuclear Theory (nucl-th)