Astrophysics

Authors and titles for June 2005

[201] arXiv:astro-ph/0506201 [pdf, other]

Title: RASS-SDSS Galaxy Cluster Survey. IV. A ubiquitous dwarf galaxy population in clusters

P. Popesso, A. Biviano, H. Böhringer, M. Romaniello

Comments: 17 pages, 13 figures. Accepted for publication in A&A

Journal-ref: Astron.Astrophys. 423 (2004) 449-467

Subjects: Astrophysics (astro-ph)

[202] arXiv:astro-ph/0506202 [pdf, other]

Title: Rotating Quark Star in Chiral Colour Dielectric Model

Abhijit Bhattacharyya, Sanjay K. Ghosh

Comments: 10 pages, 5 figures

Journal-ref: Mod.Phys.Lett.A22:1019-1030,2007

Subjects: Astrophysics (astro-ph)

[203] arXiv:astro-ph/0506203 [pdf, other]

Title: Propagation of Ultra-High Energy Cosmic Rays above $10^{19}$ eV in a Structured Extragalactic Magnetic Field and Galactic Magnetic Field

Hajime Takami, Hiroyuki Yoshiguchi, Katsuhiko Sato

Comments: 13 pages, 14 figures. Revised version, accepted for publication in the Astrophysical Journal. Higher resolution image of fig.5 will be in the published version

Journal-ref: Astrophys.J.639:803-815,2006; Erratum-ibid.653:1584,2006

Subjects: Astrophysics (astro-ph)

[204] arXiv:astro-ph/0506204 [pdf, other]

Title: The need for small-scale turbulence in atmospheres of substellar objects

Christiane Helling

Comments: 7 pages, 2 figues, contribution to the Workshop on Interdisciplinary Aspects of Turbulence, April 18 - 22, 2005, Castle Ringberg, Germany

Subjects: Astrophysics (astro-ph)

[205] arXiv:astro-ph/0506205 [pdf, other]

Title: Near Infrared Imaging Survey of Bok Globules: Density Structure

Ryo Kandori, Yasushi Nakajima, Motohide Tamura, Ken'ichi Tatematsu, Yuri Aikawa, Takahiro Naoi, Koji Sugitani, Hidehiko Nakaya, Takahiro Nagayama, Tetsuya Nagata, Mikio Kurita, Daisuke Kato, Chie Nagashima, Shuji Sato

Comments: Accepted for publication in the Astronomical Journal. 39 pages in preprint format, including 10 figures. The version with higher resolution figures can be obtained at the following site (this http URL)

Journal-ref: Astron.J.130:2166-2184,2005

Subjects: Astrophysics (astro-ph)

[206] arXiv:astro-ph/0506206 [pdf, other]

Title: The metal abundance distribution of the oldest stellar component in the Sculptor dwarf spheroidal galaxy

G. Clementini (1), V. Ripepi (2), A. Bragaglia (1), A.F. Martinez Fiorenzano (3,4), E.V. Held (3), R.G. Gratton (3) ((1) INAF - Osservatorio Astronomico di Bologna, (2) INAF - Osservatorio Astronomico di Capodimonte, (3) INAF - Osservatorio Astronomico di Padova, (4) Dipartimento di Astronomia, Universita' di Padova)

Comments: New version, some material moved to Appendix B. Figures in Appendix A (maps) only available as 9 separate jpeg files. Accepted for publication on MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 363 (2005) 734-748

Subjects: Astrophysics (astro-ph)

[207] arXiv:astro-ph/0506207 [pdf, other]

Title: Cepheid pulsation models at varying metallicity and DY/DZ

M. Marconi, I. Musella, G. Fiorentino

Comments: accepted for publication on ApJ

Journal-ref: Astrophys.J. 632 (2005) 590-610

Subjects: Astrophysics (astro-ph)

[208] arXiv:astro-ph/0506208 [pdf, other]

Title: Spiral Structure when Setting up Pericentre Glow: Possible Giant Planets at Hundreds of AU in the HD141569 Disk

M. C. Wyatt

Comments: 13 pages, accepted by A&A

Journal-ref: Astron.Astrophys.440:937-948,2005

Subjects: Astrophysics (astro-ph)

[209] arXiv:astro-ph/0506209 [pdf, other]

Title: Multiwavelength Observations of 3C 66A during the WEBT campaign of 2003 - 2004

M. Boettcher, J. Harvey, M. Joshi (Ohio University), et al (71 authors)

Comments: 27 pages, including 17 figures. Accepted for publication in ApJ

Journal-ref: Astrophys.J. 631 (2005) 169-186

Subjects: Astrophysics (astro-ph)

[210] arXiv:astro-ph/0506210 [pdf, other]

Title: Elemental Abundance Ratios in Stars of the Outer Galactic Disk. II. Field Red Giants

Bruce W. Carney (1), David Yong (1), Luisa de Almeida (1), Patrick Seitzer (2) ((1) Univ. of North Carolina, (2) Univ. of Michigan)

Comments: Accepted for publication in AJ

Journal-ref: Astron.J.130:1111-1126,2005

Subjects: Astrophysics (astro-ph)

[211] arXiv:astro-ph/0506211 [pdf, other]

Title: Internal dynamics of the z sim 0.8 cluster RX J0152.7-1357

M. Girardi, R. Demarco, P. Rosati, S. Borgani

Comments: 14 pages, 15 eps figures, A&A accepted

Subjects: Astrophysics (astro-ph)

[212] arXiv:astro-ph/0506212 [pdf, other]

Title: An Efficient Numerical Scheme for Simulating Particle Acceleration in Evolving Cosmic-Ray Modified Shocks

T. W. Jones, H. Kang

Comments: Accepted for publication in Astroparticle Physics; 19 pages and 5 figures

Journal-ref: Astropart.Phys. 24 (2005) 75-91

Subjects: Astrophysics (astro-ph)

[213] arXiv:astro-ph/0506213 [pdf, other]

Title: The Formation Histories of Galaxy Clusters

J.D.Cohn, Martin White

Comments: 24 pages, final version to appear in Astroparticle Physics

Journal-ref: Astropart.Phys.24:316-333,2005

Subjects: Astrophysics (astro-ph)

[214] arXiv:astro-ph/0506214 [pdf, other]

Title: Metallicity Effects on Mid-Infrared Colors and the 8 micron PAH Emission in Galaxies

C. W. Engelbracht, K. D. Gordon, G. H. Rieke, M. W. Werner, D. A. Dale, W. B. Latter

Comments: accepted to ApJ Letters

Journal-ref: Astrophys.J.628:L29-L32,2005

Subjects: Astrophysics (astro-ph)

[215] arXiv:astro-ph/0506215 [pdf, other]

Title: The Birthplace of Low-Mass X-ray Binaries: Field Versus Globular Cluster Populations

Jimmy A. Irwin

Comments: To appear in ApJ, 1 October 2005, v631 2 issue, 9 pages, 3 figures, typos and a few minor issues corrected

Journal-ref: Astrophys.J. 631 (2005) 511-517

Subjects: Astrophysics (astro-ph)

[216] arXiv:astro-ph/0506216 [pdf, other]

Title: The effect of MHD turbulence on massive protoplanetary disk fragmentation

Sebastien Fromang

Comments: 8 pages, 8 figures, accepted for publication in Astronomy & Astrophysics

Subjects: Astrophysics (astro-ph)

[217] arXiv:astro-ph/0506217 [pdf, other]

Title: Einstein-de Sitter model re-examined for the newly discovered SNe Ia

R. G. Vishwakarma

Comments: 14 pages including 2 figures, to appear in the Mon. Not. Roy. Astron. Soc

Journal-ref: Mon.Not.Roy.Astron.Soc.361:1382-1386,2005

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

[218] arXiv:astro-ph/0506218 [pdf, other]

Title: On the stellar luminosity of the universe

Ralph A.M.J. Wijers

Comments: 2 pages, no figures, submitted to MNRAS

Subjects: Astrophysics (astro-ph)

[219] arXiv:astro-ph/0506219 [pdf, other]

Title: High-energetic Cosmic Antiprotons from Kaluza-Klein Dark Matter

Torsten Bringmann

Comments: 16 pages IOP latex style, 5 figures. Slightly updated to match the published version (including, in particular, an extended discussion on the positron peak at high energies)

Journal-ref: JCAP 0508 (2005) 006

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

[220] arXiv:astro-ph/0506220 [pdf, other]

Title: Generation of Mesoscale Magnetic Fields and the Dynamics of Cosmic Ray Acceleration

P.H. Diamond, M.A. Malkov (UCSD)

Comments: 12 pages, 2 figures, invited talk, International Toki Conference on Plasma Physics and Controlled Nuclear Fusion

Journal-ref: J. Plasma Fusion Res. SERIES, Vol. 6 (2004) 28-34

Subjects: Astrophysics (astro-ph)

[221] arXiv:astro-ph/0506221 [pdf, other]

Title: Cosmological Implications of the Uncertainty in H- Destruction Rate Coefficients

Simon C.O. Glover, Daniel W. Savin, Anne-Katharina Jappsen

Comments: 40 pages, 17 figures, AASTex. Submitted to ApJ

Journal-ref: Astrophys.J. 640 (2006) 553-568

Subjects: Astrophysics (astro-ph)

[222] arXiv:astro-ph/0506222 [pdf, other]

Title: Phantom damping of matter perturbations

Luca Amendola, Shinji Tsujikawa, M. Sami

Comments: 4 pages, 1 eps figure

Journal-ref: Phys.Lett. B632 (2006) 155-158

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

[223] arXiv:astro-ph/0506223 [pdf, other]

Title: Evidence for Orbital Motion of Material Close to the Central Black Hole of Mrk 766

T. J. Turner, L. Miller, I. M. George, J. N. Reeves

Comments: 20 pages, 6 figures (some colour). Accepted for publication in A&A. Only minor changes since V1 (including reordering of Figs 1a & b)

Subjects: Astrophysics (astro-ph)

[224] arXiv:astro-ph/0506224 [pdf, other]

Title: A Neutral Hydrogen Survey of the Large Magellanic Cloud: Aperture Synthesis and Multibeam Data Combined

S. Kim, L. Staveley-Smith, M.A. Dopita, R.J. Sault, K.C. Freeman, Y. Lee, Y.-H. Chu

Journal-ref: Astrophys.J.Suppl.143:487,2003

Subjects: Astrophysics (astro-ph)

[225] arXiv:astro-ph/0506225 [pdf, other]

Title: The Masses of the Orion Proplyds from Submillimeter Dust Emission

Jonathan P. Williams (IfA), Sean M. Andrews (IfA), David J. Wilner (CfA)

Comments: 15 pages, 3 figures, accepted for publication in the Astrophysical Journal

Journal-ref: Astrophys.J. 634 (2005) 495-500

Subjects: Astrophysics (astro-ph)

[226] arXiv:astro-ph/0506226 [pdf, other]

Title: Discovery of a massive SCUBA core with both inflow and outflow motions

Y. Wu, M. Zhu, Y. Wei, D. Xu, Q. Zhang, J.D. Fiege

Comments: 12 pages, 2 figures, 1 table, accepted by ApJL

Journal-ref: Astrophys.J. 628 (2005) L57-L60

Subjects: Astrophysics (astro-ph)

[227] arXiv:astro-ph/0506227 [pdf, other]

Title: X-ray Spectral Evolution of Her X-1 in a Low State and the Following Short High State

S. C. Inam (1), A. Baykal (2) ((1) Department of Electrical and Electronics Engineering, Baskent University, Ankara, Turkey, (2) Physics Department, Middle East Technical University, Ankara, Turkey)

Comments: 11 pages, 4 figures, accepted for publication in Monthly Notices of the Royal Astronomical Society (MNRAS)

Subjects: Astrophysics (astro-ph)

[228] arXiv:astro-ph/0506228 [pdf, other]

Title: Two new ZZ Ceti pulsators from the HS and HE surveys

R. Silvotti, B. Voss, I. Bruni, D. Koester, D. Reimers, R. Napiwotzki, D. Homeier

Comments: Astronomy & Astrophysics, submitted, 6 pages, 6 figures

Subjects: Astrophysics (astro-ph)

[229] arXiv:astro-ph/0506229 [pdf, other]

Title: Slingshot prominences above stellar X-ray coronae

M. Jardine, A. A. van Ballegooijen

Comments: 9 pages, 8 figures

Journal-ref: Mon.Not.Roy.Astron.Soc. 361 (2005) 1173-1179

Subjects: Astrophysics (astro-ph)

[230] arXiv:astro-ph/0506230 [pdf, other]

Title: Long-term optical/IR variability of the Be/X-ray binary LS V +44 17/RX J0440.9+4431

P. Reig (FORTH, Greece), I. Negueruela (U. Alicante, Spain), J. Fabregat (Observatorio U. Valencia, Spain), R. Chato (Observatorio U. Valencia, Spain), M.J. Coe (U. Southampton, UK)

Comments: 9 pages, 5 figs, accepted for publication in A&A

Subjects: Astrophysics (astro-ph)

[231] arXiv:astro-ph/0506231 [pdf, other]

Title: Binaries discovered by the SPY project. IV. Five single-lined DA double white dwarfs

G. Nelemans, R. Napiwotzki, C. Karl, T. R. Marsh, B. Voss, G. Roelofs, R. G. Izzard, M. Montgomery, T. Reerink, N. Christlieb, D. Reimers

Comments: Accepted for publication in Astronomy & Astrophysics

Subjects: Astrophysics (astro-ph)

[232] arXiv:astro-ph/0506232 [pdf, other]

Title: Optical Afterglow Observations of the Unusual Short-Duration Gamma-Ray Burst 040924

K. Y. Huang, Y. Urata, A. V. Filippenko, J. H. Hu, W. H. Ip, P. H. Kuo, W. Li, H. C. Lin, Z. Y. Lin, K. Makishima, K. Onda, Y. Qiu, T. Tamagawa

Comments: 13 pages, 3 figures, accepted for publication in ApJL

Journal-ref: Astrophys.J. 628 (2005) L93-L96

Subjects: Astrophysics (astro-ph)

[233] arXiv:astro-ph/0506233 [pdf, other]

Title: GRB follow-up observations in the East-Asian region

Y.Urata, K.Y. Huang, W.H. Ip, Y. Qiu, J.Y. Hu, Xn. Zhou, T. Tamagawa, K. Onda, K. Makishima

Comments: 4 pages, 1 figure. Accepted for publication into "il nuovo cimento". Proceeding of the 4th Rome GRB conference, eds. L. Piro, L. Amati, S. Covino, B. Gendre

Journal-ref: Nuovo Cim.C28:775-778,2005

Subjects: Astrophysics (astro-ph)

[234] arXiv:astro-ph/0506234 [pdf, other]

Title: The search for optical emission on and before the GRB trigger with the WIDGET telescope

T. Tamagawa, F. Usui, Y. Urata, K. Abe, K. Onda, M. Tashiro, Y. Terada, H. Fujiwara, N. Miura, S. Hirose, N. Kawai, A. Yoshida, M. Mori, K. Makishima

Comments: 4 pages, 4 figure. Accepted for publication into "il nuovo cimento". Proceeding of the 4th Rome GRB conference, eds. L. Piro, L. Amati, S. Covino, B. Gendre

Journal-ref: Nuovo Cim.C28:771-774,2005

Subjects: Astrophysics (astro-ph)

[235] arXiv:astro-ph/0506235 [pdf, other]

Title: Kiso observations for 20 GRBs in HETE-2 era

Y. Urata, Y. Nakada, T. Miyata, T. Aoki, T. Soyano, K. Tarusawa, H. Mito, S. Nishiura, T. Tamagawa, K. Makishima

Comments: 5 pages, 4 figure. Accepted for publication into "il nuovo cimento". Proceeding of the 4th Rome GRB conference, eds. L. Piro, L. Amati, S. Covino, B. Gendre

Journal-ref: Nuovo Cim.C28:779-782,2005

Subjects: Astrophysics (astro-ph)

[236] arXiv:astro-ph/0506236 [pdf, other]

Title: GRBs Optical follow-up observation at Lulin observatory, Taiwan

K.Y. Huang, Y. Urata, W.H. Ip, T. Tamagawa, K. Onda, K. Makishima

Comments: 5 pages, 2 figure. Accepted for publication into "il nuovo cimento". Proceeding of the 4th Rome GRB conference, eds. L. Piro, L. Amati, S. Covino, B. Gendre

Journal-ref: Nuovo Cim.C28:731-734,2005

Subjects: Astrophysics (astro-ph)

[237] arXiv:astro-ph/0506237 [pdf, other]

Title: BeppoSAX/PDS serendipitous detections at high galactic latitudes

R. Landi, A. Malizia, L. Bassani

Comments: 16 pages, 9 figures, accepted for publication in A&A, main journal

Subjects: Astrophysics (astro-ph)

[238] arXiv:astro-ph/0506238 [pdf, other]

Title: A Comparison of Elemental Abundance Ratios in Globular Clusters, Field Stars, and Dwarf Spheroidal Galaxies

Barton J. Pritzl, Kim A. Venn, Mike J. Irwin

Comments: 24 pages, including 10 figures (8 are in color) and 4 tables; Accepted for publication in the Astronomical Journal

Journal-ref: Astron.J.130:2140-2165,2005

Subjects: Astrophysics (astro-ph)

[239] arXiv:astro-ph/0506239 [pdf, other]

Title: Differential rotation and meridional flow in the solar convection zone and beneath

L. L. Kitchatinov, G. Rüdiger

Comments: 7 pages, 7 figures

Journal-ref: Astron.Nachr. 326 (2005) 379-385

Subjects: Astrophysics (astro-ph)

[240] arXiv:astro-ph/0506240 [pdf, other]

Title: High energy gamma-ray emission from the starburst nucleus of NGC 253

Eva Domingo-Santamaria, Diego F. Torres

Comments: 17 pages, 13 figures. To appear in A&A. Modelling parameters and results are unchanged from the previous version but we enhance here the detail with which they are described. 3 new figures and 1 new section have been added, including a figure showing the consistency of the model with the recently reported HESS observations (astro-ph/0507370) of NGC 253

Journal-ref: Astron.Astrophys. 444 (2005) 403-415

Subjects: Astrophysics (astro-ph)

[241] arXiv:astro-ph/0506241 [pdf, other]

Title: An XMM-Newton Study of the Coronae of $\sigma^2$ Coronae Borealis

J. A. Suh (1), M. Audard (1), M. Guedel (2), F. B. S. Paerels (1) ((1) Columbia Astrophysics Laboratory, (2) Paul Scherrer Institut)

Comments: To appear in Astrophysical Journal (ApJ 10 September 2005, v630 2 issue)

Journal-ref: Astrophys.J. 630 (2005) 1074-1087

Subjects: Astrophysics (astro-ph)

[242] arXiv:astro-ph/0506242 [pdf, other]

Title: The Sgr B2 X-ray Echo of the Galactic Center Supernova Explosion that Produced Sgr A East

C. L. Fryer, G. Rockefeller, A. Hungerford, F. Melia

Comments: 27 pages (including 9 figures), submitted to ApJ, for hi-res/color figures, see this http URL

Journal-ref: Astrophys.J. 638 (2006) 786-796

Subjects: Astrophysics (astro-ph)

[243] arXiv:astro-ph/0506243 [pdf, other]

Title: Concurrent 43 and 86 GHz Very Long Baseline Polarimetry of 3C273

Joanne M. Attridge (Haystack Observatory)John F. C. Wardle (Brandeis University)Daniel C. Homan (Denison University)

Comments: 4 pages, LaTeX, 3 postscript figures, submitted to Astrophysical Journal Letters

Journal-ref: Astrophys.J. 633 (2005) L85-L88

Subjects: Astrophysics (astro-ph)

[244] arXiv:astro-ph/0506244 [pdf, other]

Title: The X-ray Ridge Surrounding Sgr A* at the Galactic Center

Gabriel Rockefeller, Christopher L. Fryer, Frederick K. Baganoff, Fulvio Melia

Comments: 10 pages, 3 figures, submitted to ApJL

Journal-ref: Astrophys.J. 635 (2005) L141-L144

Subjects: Astrophysics (astro-ph)

[245] arXiv:astro-ph/0506245 [pdf, other]

Title: Extremely Luminous Water Vapor Emission from a Type 2 Quasar at Redshift z = 0.66

Richard Barvainis, Robert Antonucci

Comments: 8 pages including 1 figure; accepted for publication in ApJ Letters

Journal-ref: Astrophys.J. 628 (2005) L89-L92

Subjects: Astrophysics (astro-ph)

[246] arXiv:astro-ph/0506246 [pdf, other]

Title: Toward a unified light curve model for multi-wavelength observations of V1974 Cygni (Nova Cygni 1992)

Izumi Hachisu (Univ. of Tokyo), Mariko Kato (Keio Univ.)

Comments: 8 pages, 4 figures, to appear in the Astrophysical Journal

Journal-ref: Astrophys.J. 631 (2005) 1094-1099

Subjects: Astrophysics (astro-ph)

[247] arXiv:astro-ph/0506247 [pdf, other]

Title: Discovery of pulsations in the X-ray transient 4U 1901+03

Duncan K. Galloway, Zhongxiang Wang, Edward H. Morgan (MIT)

Comments: 7 pages, 6 figures, accepted by ApJ. Very minor addition in response to referee's comment; updated author affiliation

Journal-ref: Astrophys.J. 635 (2005) 1217-1223

Subjects: Astrophysics (astro-ph)

[248] arXiv:astro-ph/0506248 [pdf, other]

Title: Lectures on High-Energy Neutrino Astronomy

F. Halzen

Comments: 49 pages, 9 figures. Lectures presented at the International WE Heraeus Summer School on Physics with Cosmic Accelerators

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

[249] arXiv:astro-ph/0506249 [pdf, other]

Title: Statistical Analysis of Galaxy Surveys-II. The 3-point galaxy correlation function measured from the 2dFGRS

E.Gaztanaga (CSIC), P.Norberg (ETHZ), C.M.Baugh (Durham), D.J.Croton (MPA)

Comments: 16 pages, 10 figures, minor changes, extended comparison to previous results, accepted for publication in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 364 (2005) 620-634

Subjects: Astrophysics (astro-ph)

[250] arXiv:astro-ph/0506250 [pdf, other]

Title: Infrared Observations of Neutron-Capture Elements in Planetary Nebulae

N. C. Sterling, H. L. Dinerstein (University of Texas at Austin)

Comments: 4 pages, no figures. To appear in the proceedings of "The Ninth Texas-Mexico Conference on Astrophysics", RMxA&A Ser. de Conf

Subjects: Astrophysics (astro-ph)