The Astrophysical Journal latest papers

Optical Spectroscopy of Distant Red Galaxies

Fri, 06 Nov 2009 00:00:00 GMT

Author(s): Stijn Wuyts, Pieter G. van Dokkum, Marijn Franx, Natascha M. Forster Schreiber, Garth D. Illingworth, Ivo Labbe, and Gregory Rudnick
Affiliation(s): Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138, USA; Department of Astronomy, Yale University, New Haven, CT 06520-8101, USA; Leiden Observatory, Leiden University, P.O. Box 9513, NL-2300 RA, Leiden, Netherlands; MPE, Giessenbackstrasse, D-85748, Garching, Germany; UCO/Lick Observatory, University of California, Santa Cruz, CA 95064, USA; Hubble Fellow, Carnegie Observatories, 813 Santa Barbara Street, Pasadena, CA 91101, USA; Department of Physics and Astronomy, University of Kansas, Lawrence, KS 66045, USA; W. M. Keck Postdoctoral Fellow.

VLBA Observations of Sub-Parsec Structure in Mrk 231: Interaction Between a Relativistic Jet and a BAL Wind

Fri, 06 Nov 2009 00:00:00 GMT

Author(s): Cormac Reynolds, Brian Punsly, Preeti Kharb, Christopher P. O'Dea, and Joan Wrobel
Affiliation(s): ICRAR-Curtin University of Technology, Department of Imaging and Applied Physics, GPO Box U1987, Perth, Western Australia 6102, Australia; 4014 Emerald Street No.116, Torrance, CA 90503, USA; ICRANet, Piazza della Repubblica 10, Pescara 65100, Italy; Department of Physics, Rochester Institute of Technology, 54 Lomb Memorial Drive, Rochester, NY 14623, USA; NRAO, Socorro, NM 87801-0387, USA

Star Formation in the Cometary Globule Ori I-2

Fri, 06 Nov 2009 00:00:00 GMT

Author(s): Bhaswati Mookerjea and Goran Sandell
Affiliation(s): Department of Astronomy & Astrophysics, Tata Institute of Fundamental Research, Homi Bhabha Road, Mumbai 400005, India; SOFIA-USRA, NASA Ames Research Center, MS 211-3, Moffett Field, CA 94035, USA

The Chemical Composition of Cernis 52 (BD+31° 640)

Fri, 06 Nov 2009 00:00:00 GMT

Author(s): J. I. Gonzalez Hernandez, S. Iglesias-Groth, R. Rebolo, D. A. Garcia-Hernandez, A. Manchado, and D. L. Lambert
Affiliation(s): Instituto de Astrofisica de Canarias, C/Via Lactea s/n, 38200 La Laguna, Spain; The W. J. McDonald Observatory, University of Texas, Austin, TX 78712-1083, USA; CIFIST Marie Curie Excellence Team.; Observatoire de Paris, GEPI, 92195 Meudon Cedex, France.; Dpto. de Astrofisica y Ciencias de la Atmosfera, Facultad de Ciencias Fisicas, Universidad Complutense de Madrid, E-28040 Madrid, Spain.; Consejo Superior de Investigaciones Cientificas, Spain.

Detecting the Wind-Driven Shapes of Extrasolar Giant Planets from Transit Photometry

Fri, 06 Nov 2009 00:00:00 GMT

Author(s): Jason W. Barnes, Curtis S. Cooper, Adam P. Showman, and William B. Hubbard
Affiliation(s): Department of Physics, University of Idaho, Moscow, ID 83844-0903, USA; Department of Planetary Sciences, University of Arizona, Tucson, AZ 85721, USA; Also at NASA Astrobiology Institute.

Spatial Distributions of Absorption, Local Suppression, and Emissivity Reduction of Solar Acoustic Waves in Magnetic Regions

Fri, 06 Nov 2009 00:00:00 GMT

Author(s): Dean-Yi Chou, Ming-Hsu Yang, Hui Zhao, Zhi-Chao Liang, and Ming-Tsung Sun
Affiliation(s): Physics Department, National Tsing Hua University, Hsinchu, Taiwan; Department of Mechanical Engineering, Chang-Gung University, Kwei-San, Taiwan

The Location of Centroids in Photon and Electron Maps of Solar Flares

Fri, 06 Nov 2009 00:00:00 GMT

Author(s): Marco Prato, A. Gordon Emslie, Eduard P. Kontar, Anna Maria Massone, and Michele Piana
Affiliation(s): Dipartimento di Matematica, Universita di Modena e Reggio Emilia, via Campi 213/b, I-41100 Modena, Italy; CNR-INFM LAMIA, via Dodecaneso 33, I-16146 Genova, Italy; Department of Physics, Oklahoma State University, Stillwater, OK 74078, USA; Department of Physics & Astronomy, The University, Glasgow G12 8QQ, UK; Dipartimento di Informatica, Universita di Verona, Ca Vignal 2, Strada le Grazie 15, I-37134 Verona, Italy

ERRATUM: "A Spitzer Infrared Spectrograph Spectral Sequence of M, L, and T Dwarfs" (2006, ApJ, 648, 614)

Fri, 06 Nov 2009 00:00:00 GMT

Author(s): Michael C. Cushing, Thomas L. Roellig, Mark S. Marley, D. Saumon, S. K. Leggett, J. Davy Kirkpatrick, John C. Wilson, G. C. Sloan, Amy K. Mainzer, Jeff E. Van Cleve, and James R. Houck
Affiliation(s): Steward Observatory, University of Arizona, 933 North Cherry Avenue, Tucson, AZ 85721, USA; NASA Ames Research Center, MS 245-6, Moffett Field, CA 94035, USA; NASA Ames Research Center, MS 254-3, Moffett Field, CA 94035, USA; Los Alamos National Laboratory, Applied Physics Division, MS P365, Los Alamos, NM 87544, USA; Joint Astronomy Centre, University Park, Hilo, HI 96720, USA; Infrared Processing and Analysis Center, MC 100-22, California Institute of Technology, Pasadena, CA 91125, USA; Astronomy Building, University of Virginia, 530 McCormick Road, Charlottesville, VA 22903, USA; Astronomy Department, Cornell University, Ithaca, NY 14853, USA; Jet Propulsion Laboratory, MS 169-506, 4800 Oak Grove Drive, Pasadena, CA 91109, USA; Ball Aerospace and Technologies Corporation, 1600 Commerce Street, Boulder, CO 80301, USA; Current address: Institute for Astronomy, University of Hawai'i, 2680 Woodlawn Drive, Honolulu, HI 96822; .

Solar Energetic-Particle Release Times in Historic Ground-Level Events

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): Donald V. Reames
Affiliation(s): Institute for Physical Science and Technology, University of Maryland, College Park, MD 20742, USA

Testing Models of Accretion-Driven Coronal Heating and Stellar Wind Acceleration for T Tauri Stars

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): Steven R. Cranmer
Affiliation(s): Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138, USA

OTELO Survey: Deep BVRI Broadband Photometry of the Groth Strip. II. Optical Properties of X-Ray Emitters

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): M. Povic, M. Sanchez-Portal, A. M. Perez Garcia, A. Bongiovanni, J. Cepa, E. Alfaro, H. Castaneda, M. Fernandez Lorenzo, J. Gallego, J. I. Gonzalez-Serrano, J. J. Gonzalez, and M. A. Lara-Lopez
Affiliation(s): Instituto de Astrofisica de Canarias, La Laguna, Spain; Herschel Science Centre, ESAC/INSA, P.O. Box 78, 28691 Villanueva de la Canada, Madrid, Spain; Departamento de Astrofisica, Universidad de La Laguna, La Laguna, Spain; Instituto de Astrofisica de Andalucia-CSIC, Granada, Spain; Departamento de Astrofisica y CC. de la Atmosfera, Universidad Complutense de Madrid, Madrid, Spain; Instituto de Fisica de Cantabria, CSIC-Universidad de Cantabria, Santander, Spain; Instituto de Astronomia UNAM, Mexico D.F, Mexico; Also at Departamento de Astrofisica, Universidad de La Laguna, La Laguna, Spain.; Also at Instituto de Astrofisica de Canarias, La Laguna, Spain.; Also at Departamento de Fisica, Escuela Superior de Fisica y, Matematica, IPN, Mexico D.F., Mexico.

Dynamics and Eccentricity Formation of Planets in OGLE-06-109L System

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): Su Wang, Gang Zhao, and Ji-Lin Zhou
Affiliation(s): Department of Astronomy, Nanjing University, Nanjing 210093, China

The Nature of Optically Dull Active Galactic Nuclei in COSMOS

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): Jonathan R. Trump, Chris D. Impey, Yoshi Taniguchi, Marcella Brusa, Francesca Civano, Martin Elvis, Jared M. Gabor, Knud Jahnke, Brandon C. Kelly, Anton M. Koekemoer, Tohru Nagao, Mara Salvato, Yasuhiro Shioya, Peter Capak, John P. Huchra, Jeyhan S. Kartaltepe, Giorgio Lanzuisi, Patrick J. McCarthy, Vincenzo Maineri, and Nick Z. Scoville
Affiliation(s): Steward Observatory, University of Arizona, 933 North Cherry Avenue, Tucson, AZ 85721, USA; Research Center for Space & Cosmic Evolution, Ehime University, 2-5 Bunkyo-cho, Matsuyama 790-8577, Japan; Max Planck-Institut fur Extraterrestrische Physik, Giessenbachstrasse 1, D-85748 Garching, Germany; Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138, USA; Max Planck Institut fur Astronomie, Konigstuhl 17, D-69117 Heidelberg, Germany; Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218, USA; California Institute of Technology, MC 105-24, 1200 East California Boulevard, Pasadena, CA 91125, USA; Institute for Astronomy, 2680 Woodlawn Dr., University of Hawaii, Honolulu, HI 96822, USA; Dipartimento di Fisica, Universita di Roma La Sapienza, P.le A. Moro 2, 00185 Roma, Italy; Observatories of the Carnegie Institute of Washington, Santa Barbara Street, Pasadena, CA 91101, USA; European Southern Observatory, Karl-Schwarschild-Strasse 2, D-85748 Garching, Germany; Hubble Fellow

Lyα-Emitting Galaxies at Redshift z~ 4.5 in the LALA Cetus Field

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): Jun-Xian Wang, Sangeeta Malhotra, James E. Rhoads, Hao-Tong Zhang, and Steven L. Finkelstein
Affiliation(s): Center for Astrophysics, University of Science and Technology of China, Hefei, Anhui 230026, China; School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287, USA; Key Laboratory for Research in Galaxies and Cosmology, University of Sciences and Technology of China, Chinese Academy of Sciences, China; National Astronomical Observatories, Chinese Academy of Sciences, 20A Datun Road, 100012 Beijing, China; George P. and Cynthia W. Mitchell Institute for Fundamental Physics and Astronomy, and Department of Physics, Texas A&M University, College Station, TX 77843-4242, USA

The Expanding Bipolar Shell of the Helium Nova V445 Puppis

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): P. A. Woudt, D. Steeghs, M. Karovska, B. Warner, P. J. Groot, G. Nelemans, G. H. A. Roelofs, T. R. Marsh, T. Nagayama, D. P. Smits, and T. O'Brien
Affiliation(s): Department of Astronomy, University of Cape Town, Private Bag X3, Rondebosch 7701, South Africa; Department of Physics, University of Warwick, Coventry, CV4 7AL, UK; Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138-1516, USA; Department of Astrophysics, Radboud University Nijmegen, P.O. Box 9010, 6500 GL, Nijmegen, Netherlands; Department of Astronomy, Kyoto University, Kitashirakawa-Oiwake-cho, Sakyo-ku, Kyoto 606-8502, Japan; Department of Mathematical Sciences, University of South Africa, UNISA, Pretoria 0003, South Africa; University of Manchester, Jodrell Bank Observatory, Macclesfield, Cheshire SK11 9DL, UK; Also at Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138-1516, USA.; Also at School of Physics and Astronomy, Southampton University, Highfield, Southampton SO17 1BJ, UK.

HAT-P-12b: A Low-Density Sub-Saturn Mass Planet Transiting a Metal-Poor K Dwarf

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): J. D. Hartman, G. A. Bakos, G. Torres, Geza Kovacs, R. W. Noyes, A. Pal, D. W. Latham, B. Sipocz, D. A. Fischer, J. A. Johnson, G. W. Marcy, R. P. Butler, A. W. Howard, G. A. Esquerdo, D. D. Sasselov, Gabor Kovacs, R. P. Stefanik, J. M. Fernandez, J. Lazar, I. Papp, and P. Sari
Affiliation(s): Harvard-Smithsonian Center for Astrophysics, Cambridge, MA, USA; Konkoly Observatory, Budapest, Hungary; Department of Astronomy, Eotvos Lorand University, Budapest, Hungary; Department of Physics and Astronomy, San Francisco State University, San Francisco, CA, USA; Institute for Astronomy, University of Hawaii, Honolulu, HI 96822, USA; Department of Astronomy, University of California, Berkeley, CA, USA; Department of Terrestrial Magnetism, Carnegie Institute of Washington, DC, USA; Department of Astronomy, Pontificia Universidad Catolica, Santiago, Chile; Hungarian Astronomical Association, Budapest, Hungary; NSF Fellow.; NSF Postdoctoral Fellow.

The Spin and Orientation of Dark Matter Halos Within Cosmic Filaments

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): Youcai Zhang, Xiaohu Yang, Andreas Faltenbacher, Volker Springel, Weipeng Lin, and Huiyuan Wang
Affiliation(s): Key Laboratory for Research in Galaxies and Cosmology, Shanghai Astronomical Observatory, the Partner Group of MPA, Nandan Road 80, Shanghai 200030, China; Graduate School of the Chinese Academy of Sciences, 19A, Yuquan Road, Beijing, China; Max-Planck-Institut fur Astrophysik, Karl-Schwarzschild-Strasse 1, 85748 Garching, Germany; Key Laboratory for Research in Galaxies and Cosmology, Center for Astrophysics, University of Science and Technology of China, 230026, China

Distribution and Characteristics of Infrared Dark Clouds Using Genetic Forward Modelling

Thu, 05 Nov 2009 00:00:00 GMT

Author(s): D. J. Marshall, G. Joncas, and A. P. Jones
Affiliation(s): Departement de physique, de genie physique et d'optique et Centre de recherche en astrophysique du Quebec, Universite Laval, Quebec, QC G1V 0A6, Canada; Institut d'Astrophysique Spatiale, batiment 121, Universite Paris-XI, Orsay 91405, France