Recent papers from astro-ph and other sources (March 2011)

The following pre-prints are chosen as they relate to the material in the textbook Atomic Astrophysics and Spectroscopy (AAS), Anil K. Pradhan and Sultana N. Nahar (Cambridge University Press 2011).

Non-LTE models for the gaseous metal component of circumstellar discs around white dwarfs , Authors: S. Hartmann, T. Nagel, T. Rauch, K. Werner

Spectroscopic and Photometric Observations of Unidentified Ultraviolate Variable Objects in GUVV-2 Catalog , Authors: Y. Li, J. Wang, J. Y. Wei, X. T. He

Continuum and line modeling of disks around young stars II. Line diagnostics for GASPS from the DENT grid , Authors: I. Kamp, P. Woitke, C. Pinte, I. Tilling, W.-F. Thi, F. Menard, G. Duchene, J.-C. Augereau

The End of Helium Reionization at z~2.7 Inferred from Cosmic Variance in HST/COS HeII Lyman Alpha Absorption Spectra , Authors: Gábor Worseck (1), J. Xavier Prochaska (1), Matthew McQuinn (2), Aldo Dall'Aglio (3), Cora Fechner (4), Joseph F. Hennawi (5), Dieter Reimers (6), Philipp Richter (4), Lutz Wisotzki

Chandra Imaging and Spectroscopy of the Eastern XA Region of the Cygnus Loop Supernova Remnant , Authors: Randall L. McEntaffer, Thomas Brantseg

New effective recombination coefficients for nebular N II lines , Authors: X. Fang, P. J. Storey, X.-W. Liu

The Wolf-Rayet Content of M33 , Authors: Kathryn F. Neugent, Philip Massey

The Discovery and Nature of Optical Transient CSS100217:102913+404220 , Authors: A.J. Drake, S.G. Djorgovski, A. Mahabal, J. Anderson, R. Roy, V. Mohan, S. Ravindranath, D. Frail, S. Gezari, James D. Neill, L.C. Ho, J.L. Prieto, D. Thompson, J. Thorstensen, M. Wagner, R. Kowalski, J. Chiang, J.E. Grove, F.K. Schinzel, D.L. Wood, L. Carrasco, E. Recillas, L. Kewley, K.N. Archana, Aritra Basu, Yogesh Wadadekar, Brijesh Kumar, A.D. Myers, E.S. Phinney, R. Williams, M.J. Graham, M. Catelan, E. Beshore, S. Larson, E. Christensen

Using H-alpha Morphology and Surface Brightness Fluctuations to Age-Date Star Clusters in M83 , Authors: Bradley C. Whitmore (1), Rupali Chandar (2), Hwihyun Kim (3), Catherine Kaleida (3), Max Mutchler (1), Daniela Calzetti (4), Abhijit Saha (5), Robert O'Connell (6), Bruce Balick (7), Howard E. Bond (1), Marcella Carollo (8), Michael J. Disney (9), Michael A. Dopita (10), Jay A. Frogel (11), Donald N. B. Hall (12), Jon A. Holtzman (13), Randy A. Kimble (14), Patrick J. McCarthy (15), Francesco Paresce (16), Joseph I. Silk (17), John T. Trauger (18), Alistair R. Walker (19), Rogier A. Windhorst (3), Erick T. Young

X-ray Characteristics of NGC 3516: A View through the Complex Absorber , Authors: T.J. Turner, L. Miller, S.B. Kraemer, J.N. Reeves

Emission lines in early-type galaxies: active nuclei or stars? , Authors: Alessandro Capetti (1) Ranieri D. Baldi

A global study of the HII region M43 and its ionizing star (I. Stellar parameters and nebular empirical analysis) , Authors: S. Simon-Díaz, J. Garcia-Rojas, C. Esteban, G. Stasinska, A. R. López-Sánchez, C. Morisset

Spectroscopic and physical parameters of Galactic O-type stars. I. Effects of rotation and spectral resolving power in the spectral classification of dwarfs and giants , Authors: N. Markova, J. Puls, S. Scuderi, S. Simon-Diaz, A. Herrero

Effects of Neutral Hydrogen on Cosmic Ray Precursors in Supernova Remnant Shock Waves , Authors: John C. Raymond, J. Vink, E.A. Helder, A. de Laat

An overabundance of oxygen in planetary nebulae of the solar neighborhood , Authors: Monica Rodriguez, Gloria Delgado-Inglada

Suzaku Observations of Ejecta-Dominated Galactic Supernova Remnant G346.6-0.2 , Authors: A.Sezer, F.Gok, M.Hudaverdi, M.Kimura, E.N.Ercan

Dust and the type II-Plateau supernova 2004dj , Authors: Peter Meikle (1), Rubina Kotak (2), Duncan Farrah (3), Seppo Mattila (4), Schuyler D. van Dyk (5), Anja C. Andersen (6), Rob Fesen (7), Alex V. Filippenko (8), Ryan J. Foley (9), Claes Fransson (10), Christopher L. Gerardy (11), Peter A. Hoeflich (11), Peter Lundqvist (10), Monica Pozzo (12), Jesper Sollerman (10), J. Craig Wheeler

Hubble Space Telescope Transmission Spectroscopy of the Exoplanet HD 189733b: High-altitude atmospheric haze in the optical and near-UV with STIS , Authors: D. K. Sing, F. Pont, S. Aigrain, D. Charbonneau, J.-M. Desert, N. Gibson, R. Gilliland, W. Hayek, G. Henry, H. Knutson, A. Lecavelier des Etangs, T. Mazeh, L. Tal-Or

High resolution near-IR spectra of NGC 6624 and NGC 6569 , Authors: E. Valenti, L. Origlia, R.M. Rich

X-Ray Spectrum of a Peculiar Supernova Remnant G359.1-0.5 , Authors: Takao Ohnishi, Katsuji Koyama, Takeshi Go Tsuru, Kuniaki Masai, Hiroya Yamaguchi, Midori Ozawa

Line Profiles of Intermediate Redshift Type Ia Supernovae , Authors: Kohki Konishi, Joshua A. Frieman, Ariel Goobar, John Marriner, Jakob Nordin, Linda Östman, Masao Sako, Donald P. Schneider, Naoki Yasuda

High resolution spectroscopy of the BCD galaxy Haro 15:I. Internal kinematics", Authors: Verónica Firpo, Guillermo Bosch, Guillermo F. Hägele, Ángeles I. Díaz, Nidia Morrell

Abundance determination of multiple star-forming regions in the HII galaxy SDSS J165712.75+321141.4 , Authors: Guillermo F. Hagele, Ruben Garcia-Benito, Enrique Perez-Montero, Angeles I. Diaz, Monica V. Cardaci, Veronica Firpo, Elena Terlevich, Roberto Terlevich

Far-infrared emission from intergalactic medium in Stephan's Quintet revealed by AKARI , Authors: Toyoaki Suzuki, Hidehiro Kaneda, Takashi Onaka, Tetsu Kitayama

The forbidden high ionisation line region of the type 2 quasar Q1131+16: a clear view of the inner face of the torus? , Authors: Marvin Rose, Clive Tadhunter, Joanna Holt, Cristina Ramos Almeida, Stuart Littlefair

The Chandra Carina Complex Project: Deciphering the Enigma of Carina's Diffuse X-ray Emission , Authors: Leisa K. Townsley, Patrick S. Broos, You-Hua Chu, Marc Gagné, Gordon P. Garmire, Robert A. Gruendl, Kenji Hamaguchi, Mordecai-Mark Mac Low, Thierry Montmerle, Yaël Nazé, M. S. Oey, Sangwook Park, Robert Petre, Julian M. Pittard

Laboratory Astrophysics White Paper (based on the 2010 NASA Laboratory Astrophysics Workshop in Gatlinberg, Tennessee, 25-28 October 2010) Authors: Daniel Wolf Savin, Lou Allamandola, Steve Federman, Paul Goldsmith, Caroline Kilbourne, Karin Oberg, David Schultz, Susanna Widicus Weaver, Hantao Ji, Bruce Remington

Pahs, Ionized Gas, and Molecular Hydrogen in Brightest Cluster Galaxies of Cool Core Clusters of Galaxies , Authors: Megan Donahue, Geneviève E. de Messières, Robert W. O'Connell, G. Mark Voit, Aaron Hoffer, Brian R. McNamara, Paul E. J. Nulsen

XMM-Newton, Swift and ROSAT observations of LBQS 0102-2713 , Authors: Th. Boller, P. Schady, T. Heftrich

The Pittsburgh Sloan Digital Sky Survey MgII Quasar Absorption-Line Survey Catalog , Authors: Anna M. Quider, Daniel B. Nestor, David A. Turnshek, Sandhya M. Rao, Eric M. Monier, Anja N. Weyant, Joseph R. Busche

Very deep spectroscopy of the bright Saturn Nebula NGC 7009 -- I. Observations and plasma diagnostics , Authors: X. Fang, X.-W. Liu

High-resolution optical spectroscopy of V838 Monocerotis in 2009 , Authors: R. Tylenda, T. Kamiński, M. Schmidt, R. Kurtev, T. Tomov

Weigh the Super-Massive Black Holes with Narrow Fe K$\alpha$ Line? , Authors: Peng Jiang, Junxian Wang, Xinwen Shu

Absorption line systems in simulated galaxies fed by cold streams , Authors: Michele Fumagalli, J. Xavier Prochaska, Daniel Kasen, Avishai Dekel, Daniel Ceverino, Joel R. Primack

Iron Depletion in ionized Nebulae of the Large Magellanic Cloud , Authors: G. Delgado-Inglada, M. Rodríguez, J. García-Rojas, M. Peña, M. T. Ruiz

High resolution elemental abundance analysis of the Hyades Supercluster , Authors: G.M. De Silva, K.C. Freeman, J. Bland-Hawthorn, M. Asplund, M. Williams, J. Holmberg

Spectroscopy of the stellar wind in the Cygnus X-1 system , Authors: Ivica Miškovičová, Manfred Hanke, Jörn Wilms, Michael A. Nowak, Katja Pottschmidt, Norbert S. Schulz

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Revised: March 31, 2011