The Daily Brew
Selected astro-ph abstracts for Thursday July 12
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Environmental dependence of AGN activity in the supercluster A901/2
R. Gilmour, M. E. Gray, O. Almaini, P. Best, C. Wolf, K. Meisenheimer,
C.Papovich, and E. Bell
arXiv:0707.1517
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Ages and Abundances of Red Sequence Galaxies as a Function of LINER
Emission Line Strength
Genevieve J. Graves, Sandra M. Faber, Ricardo P. Schiavon, Renbin Yan
arXiv:0707.1523
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Abiotic formation of O2 and O3 in high-CO2 terrestrial atmospheres
A. Segura, V. S. Meadows, J. F. Kasting, D. Crisp and M. Cohen
arXiv:0707.1557
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The Reionization and Galaxy Evolution Probed by z=7 Lyman Alpha Emitters
Kazuaki Ota, Masanori Iye, Nobunari Kashikawa, Kazuhiro Shimasaku,
Masakazu A.R. Kobayashi, Tomonori Totani, Masahiro Nagashima, Tomoki
Morokuma, Hisanori Furusawa, Takashi Hattori, Yuichi Matsuda, Tetsuya
Hashimoto, Masami Ouchi
arXiv:0707.1561
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An Extremely Bright Echo Associated With SN 2002hh
D. L. Welch, Geoffrey C. Clayton, Amy Campbell, M. J. Barlow, Ben E.
K. Sugerman, Margaret Meixner, and S. H. R. Bank
arXiv:0707.1619
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Black hole masses and enrichment of z ~ 6 SDSS quasars
Jaron D. Kurk (MPIA Heidelberg), Fabian Walter, Xiaohui Fan, Linhua
Jiang, Dominik A. Riechers, Hans-Walter Rix, Laura Pentericci, Michael A.
Strauss, Chris Carilli, Stefan Wagner
arXiv:0707.1662
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Gemini Near-infrared Spectroscopy of Luminous z~6 Quasars: Chemical
Abundances, Black Hole Masses, and MgII Absorption
Linhua Jiang, Xiaohui Fan, Marianne Vestergaard, Jaron D. Kurk, Fabian
Walter, Brandon C. Kelly, and Michael A. Strauss
arXiv:0707.1663
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