tipa -- 5/3/2012

Tracing Outflows and Accretion: A Bimodal Azimuthal Dependence of MgII Absorption

• Authors: G. G. Kacprzak, C. W. Churchill, N. M. Nielsen

Circum-Galactic Gas and the Isotropic Gamma Ray Background

• Authors: Robert Feldmann, Dan Hooper, Nickolay Y. Gnedin

Radio and X-ray observations of SN 2006jd: Another strongly interacting Type IIn supernova

• Authors: Poonam Chandra, Roger A. Chevalier, Nikolai Chugai, Claes Fransson, Christopher M. Irwin, Alicia M. Soderberg, Sayan Chakraborti, Stefan Immler

An ultraviolet-optical flare from the tidal disruption of a helium-rich stellar core

• Authors: S. Gezari, R. Chornock, A. Rest, M. E. Huber, K. Forster, E. Berger, P. J. Challis, J. D. Neill, D. C. Martin, T. Heckman, A. Lawrence, C. Norman, G. Narayan, R. J. Foley, G. H. Marion, D. Scolnic, L. Chomiuk, A. Soderberg, K. Smith, R. P. Kirshner, A. G. Riess, S. J. Smartt, C.W. Stubbs, J.L. Tonry, W. M. Wood-Vasey, W. S. Burgett, K. C. Chambers, T. Grav, J. N. Heasley, N. Kaiser, R.-P. Kudritzki, E. A. Magnier, J. S. Morgan, P. A. Price

Magnetohydrodynamic Fluid Stability in the Presence of Streaming Cosmic Rays

• Authors: E. J. Greenfield, J. R. Jokipii, J. Giacalone

Ultraviolet Spectra of ULX Systems

• Authors: Joel N. Bregman, Julie N. Felberg, Patrick J. Seitzer, Jifeng Liu, Martin Kümmel