Astrophysics

Authors and titles for November 2007

[501] arXiv:0711.2630 [pdf, other]

Title: Mass loss and supernova progenitors

John Eldridge

Comments: 7 pages, 3 figures, to appear in the Conference Proceedings of "Unsolved Problems in Stellar Astrophysics"

Journal-ref: AIPConf.Proc.948:405-411,2007

Subjects: Astrophysics (astro-ph)

[502] arXiv:0711.2631 [pdf, other]

Title: Statistical properties of extragalactic sources in the New Extragalactic WMAP Point Source (NEWPS) catalogue

J. González-Nuevo, M. Massardi, F. Argüeso, D. Herranz, L. Toffolatti, J.L. Sanz, M. López-Caniego, G. De Zotti

Comments: 8 pages, 4 figures. Accepted for publication in MNRAS

Subjects: Astrophysics (astro-ph)

[503] arXiv:0711.2632 [pdf, other]

Title: Prompt GRB emission from gradual energy dissipation

Dimitrios Giannios (Max Planck Institute for Astrophysics)

Comments: 9 pages, 3 figures, A&A, small changes to match the accepted Paper

Journal-ref: Astron.Astrophys.480:305,2008

Subjects: Astrophysics (astro-ph)

[504] arXiv:0711.2639 [pdf, other]

Title: Strangeness in Relativistic Astrophysics

Jurgen Schaffner-Bielich, Stefan Schramm, Horst Stocker

Comments: 26 pages, 14 figures, lecture notes for the course given at the International School of Physics Enrico Fermi on "Strangeness and Spin in Fundamental Physics", Varenna, June 19-29, 2007

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

[505] arXiv:0711.2646 [pdf, other]

Title: Cosmological model with interactions in the dark sector

Luis P. Chimento, Monica Forte, Gilberto M. Kremer

Comments: 6 pages, 8 figures

Journal-ref: Gen.Rel.Grav.41:1125-1137,2009

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

[506] arXiv:0711.2647 [pdf, other]

Title: Comparing the observational instability regions for pulsating pre-main sequence and classical $\delta$ Scuti stars

K. Zwintz

Comments: accepted by ApJ

Subjects: Astrophysics (astro-ph)

[507] arXiv:0711.2655 [pdf, other]

Title: Full-sky maps for gravitational lensing of the CMB

Carmelita Carbone, Volker Springel, Carlo Baccigalupi, Matthias Bartelmann, Sabino Matarrese

Comments: LaTeX file, 10 pages, MNRAS in press, scales larger than the Millennium Simulation box size semi-analytically added, maps changed, references added, typos corrected

Journal-ref: Mon.Not.Roy.Astron.Soc.388:1618,2008

Subjects: Astrophysics (astro-ph)

[508] arXiv:0711.2656 [pdf, other]

Title: Structure of the Radio Source 3C 120 at 8.4 GHz from VLBA+ Observations in 2002

Anisa T. Bajkova, Aleksandr B. Pushkarev

Comments: 9 pages, 6 figures, 5 tables

Journal-ref: Astron.Rep.52:12-18,2008; Astron.Zh.85:15-22,2008

Subjects: Astrophysics (astro-ph)

[509] arXiv:0711.2676 [pdf, other]

Title: New Systems Showing the Light-Time Effect

P. Zasche

Comments: 4 pages, 2 figures, 2 tables, conference proceedings

Journal-ref: 2006ASPC..349..379Z

Subjects: Astrophysics (astro-ph)

[510] arXiv:0711.2682 [pdf, other]

Title: Beat Cepheids as Probes of Stellar and Galactic Metallicity: The New AGS Abundances

J. Robert Buchler

Comments: 6 pages, 5 figures revised version (minor changes)

Subjects: Astrophysics (astro-ph)

[511] arXiv:0711.2683 [pdf, other]

Title: ANTARES Collaboration Proceedings of ICRC 2007

The ANTARES Collaboration

Comments: HTML file with clickable links to papers

Subjects: Astrophysics (astro-ph)

[512] arXiv:0711.2685 [pdf, other]

Title: Star-formation in the HI bridge between M81 and M82

Duilia F. de Mello, L. J. Smith, E. Sabbi, J.S. Gallagher, M. Mountain, D.R. Harbeck

Comments: Astronomical Journal accepted

Subjects: Astrophysics (astro-ph)

[513] arXiv:0711.2686 [pdf, other]

Title: Observational constraints on late-time Lambda(t) cosmology

S. Carneiro, M. A. Dantas, C. Pigozzo, J. S. Alcaniz

Comments: Some important revisions. To appear in Physical Review D

Journal-ref: Phys.Rev.D77:083504,2008

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

[514] arXiv:0711.2688 [pdf, other]

Title: Inflows and Outflows in the Dwarf Starburst Galaxy NGC 5253: High-Resolution HI Observations

Henry A. Kobulnicky (University of Wyoming), Evan. D. Skillman (University of Minnesota)

Comments: 36 pages, 12 figures; Accepted for Publication in the Astronomical Journal ; a postscript version with high resolution figures can be found at this http URL

Subjects: Astrophysics (astro-ph)

[515] arXiv:0711.2689 [pdf, other]

Title: Evolution of density perturbations in decaying vacuum cosmology

H. A. Borges, S. Carneiro, J. C. Fabris, C. Pigozzo

Comments: Revised version. To appear in Physical Review D

Journal-ref: Phys.Rev.D77:043513,2008

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

[516] arXiv:0711.2690 [pdf, other]

Title: Timing and Precession of the Young, Relativistic Binary Pulsar PSR J1906+0746

L.E. Kasian (for the PALFA consortium)

Comments: 3 pages, 5 figures, To appear in the conference proceedings "40 Years of Pulsars: Millisecond Pulsars, Magnetars, and More", August 12-17, 2007, at McGill University, Montreal, Canada

Journal-ref: AIP Conf.Proc.983:485-487,2008

Subjects: Astrophysics (astro-ph)

[517] arXiv:0711.2698 [pdf, other]

Title: Continuum Emission by Cooling Clouds

Mark Dijkstra

Comments: 7 pages, 5 figures, Accepted for Publication in ApJ. Many minor changes in the text. Main conclusions unaffected

Journal-ref: Astrophys.J.690:82-88,2009

Subjects: Astrophysics (astro-ph)

[518] arXiv:0711.2715 [pdf, other]

Title: In Orbit Timing Calibration of the Hard X-Ray Detector on Board Suzaku

Yukikatsu Terada (1), Teruaki Enoto (2), Ryouhei Miyawaki (2), Yoshitaka Ishisaki (3), Tadayasu Dotani (4), Ken Ebisawa (4), Masanobu Ozaki (4), Yoshihiro Ueda (5), Lucien Kuiper (6), Manabu Endo (7), Yasushi Fukazawa (8), Tsuneyoshi Kamae (9), Madoka Kawaharada (10), Motohide Kokubun (4), Yoshikatsu Kuroda (7), Kazuo Makishima (2,10), Kazunori Masukawa (7), Tsunefumi Mizuno (8), Toshio Murakami (11), Kazuhiro Nakazawa (2), Atsushi Nakajima (7), Masaharu Nomach (12), Naoki Shibayama (7), Tadayuki Takahashi (4), Hiromitsu Takahashi (8), Makoto S. Tashiro (1), Toru Tamagawa (10), Shin Watanabe (4), Makio Yamaguchi (7), Kazutaka Yamaoka (3), Daisuke Yonetoku (11) ((1) Saitama University Jp, (2) University of Tokyo Jp, (3) Tokyo Metroporitan University Jp, (4) ISAS/JAXA Jp, (5) Kyoto University Jp, (6) SRON Netherlands, (7) MHI LTD Jp, (8) Hiroshima University Jp, (9) Stanford Univ USA, (10) RIKEN Jp, (11) Kanazawa University Jp, (12) Osaka University Jp, (13) Aoyama Gakuin University Jp)

Comments: Accepted for publication on PASJ Vol.60, SP-1, 2008

Subjects: Astrophysics (astro-ph)

[519] arXiv:0711.2716 [pdf, other]

Title: Suzaku Discovery of Hard X-ray Pulsations from the Rotating Magnetized White Dwarf, AE Aquarii

Yukikatsu Terada (1), Takayuki Hayashi (2), Manabu Ishida (3), Koji Mukai (4), Tadayas u Dotani (3), Shunsaku Okada (3), Ryoko Nakamura (3), Sachindra Naik (5), Aya Bamba (3), Kazuo Makishima (6) ((1) Saitama Univ Jp, (2) Tokyo Metroporitan Univ Jp, (3) ISAS/JAXA Jp, (4) NASA/GSFC USA, (5) Physical Research Laboratory India, (6) Univ o f Tokyo and RIKEN)

Comments: Accepted for publication on PASJ Vol.60, No.2, 2008 see Press Release page(this http URL)

Subjects: Astrophysics (astro-ph)

[520] arXiv:0711.2719 [pdf, other]

Title: A re-visit of the phase-resolved X-ray and \gamma-ray spectra of the Crab pulsar

Anisia P.S. Tang, J. Takata, J.J. Jia, K.S. Cheng

Comments: 35 pages, 13 figures, accepted to publish in ApJ

Journal-ref: Astrophys.J.676:562-572, 2008

Subjects: Astrophysics (astro-ph)

[521] arXiv:0711.2720 [pdf, other]

Title: Magnification Probability Distribution Functions of Standard Candles in a Clumpy Universe

Chul-Moon Yoo, Hideki Ishihara, Ken-ichi Nakao, Hideyuki Tagoshi

Comments: 25 pages, 12 figures, PTP accepted version

Journal-ref: Prog.Theor.Phys.120:961-983,2008

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

[522] arXiv:0711.2752 [pdf, other]

Title: Pulse phase resolved analysis of the HMXB Cen X-3 over two binary orbits

S. Suchy, K. Pottschmidt, J. Wilms, I. Kreykenbohm, G. Schönherr, P. Kretschmar, V. McBride, I. Caballero, R.E. Rothschild, V. Grinberg

Comments: 12 pages, 9 figures, accepted for publication in ApJ

Subjects: Astrophysics (astro-ph)

[523] arXiv:0711.2753 [pdf, other]

Title: Constraints on the TeV source population and its contribution to the galactic diffuse TeV emission

Sabrina Casanova, Brenda L. Dingus

Comments: Accepted for publication in Astroparticle Physics

Journal-ref: Astropart.Phys.29:63-69,2008

Subjects: Astrophysics (astro-ph)

[524] arXiv:0711.2756 [pdf, other]

Title: Multi-mass schemes for collisionless N-body simulations

Mimi Zhang, John Magorrian

Comments: 8 pages, 8 figures. Added discussion on Nbody codes updated to match published version

Journal-ref: Mon. Not. R. Astron. Soc. 387, 1719-1726 (2008)

Subjects: Astrophysics (astro-ph)

[525] arXiv:0711.2761 [pdf, other]

Title: Multimodal Horizontal Branches: Empirical Evidence and Possible Evolutionary Scenarios

M. Catelan (PUC-Chile)

Comments: 10 pages, 1 figure. Invited review, to appear in Mem. Soc. Astr. Italiana, Vol. 79 (proc. Cefalu Workshop on "XXI Century Challenges for Stellar Evolution", ed. S. Cassisi & M. Salaris)

Subjects: Astrophysics (astro-ph)

[526] arXiv:0711.2772 [pdf, other]

Title: The effect of energy amplification variance on the shock-acceleration

Junichi Aoi, Kohta Murase, Shigehiro Nagataki

Comments: 8 pages, 7 figures, accepted for publication in MNRAS

Journal-ref: Mon.Not.Roy.Astron.Soc. 383 (2008) 1431

Subjects: Astrophysics (astro-ph)

[527] arXiv:0711.2783 [pdf, other]

Title: First images of 6.7-GHz methanol masers in DR21(OH) and DR21(OH)N

L. Harvey-Smith (1,2), R. Soria-Ruiz (1), A. Duarte-Cabral (1,3,5), R.J. Cohen (4) ((1) Joint Institute for VLBI, (2) School of Physics, University of Sydney, (3) Faculdade de Cincias da Universidade do Porto, (4) University of Manchester, Jodrell Bank Observatory, (5) Jodrell Bank Centre for Astrophysics, University of Manchester)

Comments: Accepted by MNRAS

Subjects: Astrophysics (astro-ph)

[528] arXiv:0711.2804 [pdf, other]

Title: On Gamma Ray Burst and Blazar AGN Origins of the Ultra-High Energy Cosmic Rays in Light of First Results from Auger

Charles D. Dermer (NRL)

Comments: 25 pages, 16 figs, invited talk at Merida Yucatan ICRC; proceedings version, minor corrections

Subjects: Astrophysics (astro-ph)

[529] arXiv:0711.2818 [pdf, other]

Title: Magnetorotational instability in electrically driven fluids

I. V. Khalzov, A. I. Smolyakov, V. I. Ilgisonis

Comments: 4 two-column pages, 4 figures, submitted to PRL

Subjects: Astrophysics (astro-ph)

[530] arXiv:0711.2823 [pdf, other]

Title: Dark matter's X-files

Alexander Kusenko

Comments: talk presented at "Sixth international Heidelberg conference on dark matter in astrophysics and particle physics", Sydney, Australia, September 24-28, 2007

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

[531] arXiv:0711.2825 [pdf, other]

Title: Development of a new analysis technique to measure low radial-order p modes in spatially-resolved helioseismic data

David Salabert, John W. Leibacher, Thierry Appourchaux

Comments: 5 pages, Conference proceeding, HELAS II International Conference, August 20-24, 2007 Helioseismology, Asteroseismology and MHD Connections Goettingen, Germany

Journal-ref: J.Phys.Conf.Ser.118:012086,2008

Subjects: Astrophysics (astro-ph)

[532] arXiv:0711.2831 [pdf, other]

Title: Discovery of a WZ Sge-Type Dwarf Nova, SDSS J102146.44+234926.3: Unprecedented Infrared Activity during a Rebrightening Phase

M. Uemura, A. Arai, T. Krajci, E. Pavlenko, S. Yu. Shugarov, N. A. Katysheva, V. P. Goranskij, H. Maehara, A. Imada, T. Kato, D. Nogami, K. Nakajima, T. Ohsugi, T. Yamashita, K. S. Kawabata, O. Nagae, S. Chiyonobu, Y. Fukazawa, T. Mizuno, H. Katagiri, H. Takahashi, A. Ueda, T. Hayashi, K. Okita, M. Yoshida, K. Yanagisawa, S. Sato, M. Kino, K. Sadakane

Comments: 11 pages, 10 figures. Accepted for publication in PASJ

Subjects: Astrophysics (astro-ph)

[533] arXiv:0711.2839 [pdf, other]

Title: Radio loud AGN and the L_X - \sigma relation of galaxy groups and clusters

Shiyin Shen, Guinevere Kauffmann, Anja von der Linden, Simon D.M. White, P.N. Best

Comments: Section 5.2 is updated, more discussion on the dependence of L_X - σrelation on the stellar mass of BCGs

Subjects: Astrophysics (astro-ph)

[534] arXiv:0711.2848 [pdf, other]

Title: Velocity Structure of Jets in Coronal Hole

Suguru Kamio, Hirohisa Hara, Tetsuya Watanabe, Keiichi Matsuzaki, Kazunari Shibata, Len Culhane, Harry Warren

Comments: 11 pages, 7 figures, accepted for publication in PASJ Hinode special issue

Journal-ref: 2007 PASJ vol.59, pp.S757-S762

Subjects: Astrophysics (astro-ph)

[535] arXiv:0711.2852 [pdf, other]

Title: Instability of Population III Black Hole Accretion Disks

Ken Ohsuga, Hajime Susa, Yosuke Uchiyama

Comments: 7 pages, 4 figures, accepted for publication in PASJ

Subjects: Astrophysics (astro-ph)

[536] arXiv:0711.2853 [pdf, other]

Title: A Time-Variable X-Ray Echo: Indications of a Past Flare of the Galactic-Center Black Hole

Katsuji Koyama, Tatsuya Inui, Hironori Matsumoto, Takeshi Go Tsuru (Kyoto University)

Comments: 5 pages, 3 figures, accepted for publication in PASJ Vol 60, second Suzaku special issue

Subjects: Astrophysics (astro-ph)

[537] arXiv:0711.2857 [pdf, other]

Title: Theoretical fits of the \delta Cephei light, radius and radial velocity curves

Giovanni Natale, Marcella Marconi, Giuseppe Bono

Comments: accepted for publication on ApJ Letters

Subjects: Astrophysics (astro-ph)

[538] arXiv:0711.2866 [pdf, other]

Title: X-Ray Observations of the Galactic Center with Suzaku

K. Koyama, Y. Hyodo, T. Inui, M. Nobukawa, H. Mori (Kyoto University)

Comments: 4 pages, 6 figure, proceedings of the XMM-Newton workshop, June 2007, accepted for publication in AN

Subjects: Astrophysics (astro-ph)

[539] arXiv:0711.2881 [pdf, other]

Title: The MW is an exceptionnally quiet galaxy: implications for spiral formation

M. Puech, F. Hammer, L. Chemin, H. Flores, M. Lehnert

Comments: 2, pages, 1 figure, proceeding of the poster presented at the Vatican Conf. "Formation and evolution of galaxy disks" held in Rome, 1-5 Oct. 2007

Subjects: Astrophysics (astro-ph)

[540] arXiv:0711.2886 [pdf, other]

Title: The Century Survey Galactic Halo Project III: A Complete 4300 deg^2 Survey of Blue Horizontal Branch Stars in the Metal-Weak Thick Disk and Inner Halo

Warren R. Brown (1), Timothy C. Beers (2), Ronald Wilhelm (3), Carlos Allende Prieto (4), Margaret J. Geller (1), Scott J. Kenyon (1), Michael J. Kurtz (1) ((1) SAO (2) MSU (3) TTU (4) UT Austin)

Comments: 12 pages in emulateapj format, accepted for publication in February AJ

Subjects: Astrophysics (astro-ph)

[541] arXiv:0711.2887 [pdf, other]

Title: Modelling the Global Solar Corona II: Coronal Evolution and Filament Chirality Comparison

A. R. Yeates (1), D. H. Mackay (1), A. A. van Ballegooijen (2) ((1) University of St Andrews, (2) Harvard-Smithsonian Center for Astrophysics)

Comments: 21 pages, 6 figures, accepted for publication in Solar Physics (Springer)

Subjects: Astrophysics (astro-ph)

[542] arXiv:0711.2904 [pdf, other]

Title: The CMB in a Causal Set Universe

Joe Zuntz

Comments: 5 pages, 2 figures

Journal-ref: Phys.Rev.D77:043002,2008

Subjects: Astrophysics (astro-ph)

[543] arXiv:0711.2906 [pdf, other]

Title: Circumscribing Late Dark Matter Decays Model Independently

Hasan Yuksel, Matthew D. Kistler (Ohio State University)

Comments: 6 pages, 4 figures; minor revisions, title changed, to be published in PRD

Journal-ref: Phys.Rev.D78:023502,2008

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

[544] arXiv:0711.2919 [pdf, other]

Title: Structural parameters of star clusters: relations among light, mass and star-count radial profiles and the dependence on photometric depth

Charles Bonatto, Eduardo Bica

Comments: 10 pages and 9 figures. Accepted by A&A

Subjects: Astrophysics (astro-ph)

[545] arXiv:0711.2920 [pdf, other]

Title: Primordial Non-Gaussianity in Multi-Scalar Inflation

Shuichiro Yokoyama, Teruaki Suyama, Takahiro Tanaka

Comments: 11 pages, 6 figures, few typos fixed

Subjects: Astrophysics (astro-ph)

[546] arXiv:0711.2923 [pdf, other]

Title: MASH-II: More Planetary Nebulae from the AAO/UKST H\alpha Survey

B. Miszalski, Q. A. Parker, A. Acker, J. L. Birkby, D. J. Frew, A. Kovacevic

Comments: 10 pages, 8 figures. Accepted for publication in MNRAS. Catalogue will be available from vizier

Subjects: Astrophysics (astro-ph)

[547] arXiv:0711.2929 [pdf, other]

Title: The isotropic diffusion source approximation for supernova neutrino transport

M. Liebendoerfer, S. C. Whitehouse, T. Fischer

Comments: revised version, 19 pages, 10 figures, submitted to ApJ

Journal-ref: Astrophys.J.698:1174-1190,2009

Subjects: Astrophysics (astro-ph)

[548] arXiv:0711.2932 [pdf, other]

Title: Galactic Globular Clusters Database: a progress report

M. Castellani

Comments: 3 pages, proceedings of "XXI Century challenges for stellar evolution" (Cefalu', Italy), eds. S. Cassisi and M. Salaris, to be published in MemSAIt, 79, 2. See this http URL for a PDF version with encapsulated figures

Subjects: Astrophysics (astro-ph)

[549] arXiv:0711.2936 [pdf, other]

Title: Determination of the upper and lower bound of masslimit of degenerate fermionic dark matter objects

Gábor Kupi

Journal-ref: Phys.Rev.D77:023001,2008

Subjects: Astrophysics (astro-ph)

[550] arXiv:0711.2939 [pdf, other]

Title: On the origin of continuum and line emission in CTTSs

S. A. Lamzin, M. M. Romanova, S. A. Kravtsova

Comments: 9 pages, 5 figure, 1 table, to appear in the proceedings of IAU Symposium 243 "Star-Disk Interaction in Young Stars" (Grenoble, France, May/2007)

Subjects: Astrophysics (astro-ph)