The Daily Brew
Selected astro-ph abstracts for Tuesday August 21
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Cosmic Reionization and the 21cm signal: simulations and analytical
models
Mario G. Santos (1), Alexandre Amblard (2), Jonathan Pritchard (3), Hy
Trac (4), Renyue Cen (4), Asantha Cooray (2) ((1) CENTRA - IST, (2) UC
Irvine, (3) Caltech, (4) Princeton)
arXiv:0708.2424
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Cosmological HII Bubble Growth During Reionization
Min-Su Shin, Hy Trac and Renyue Cen (Princeton)
arXiv:0708.2425
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The Topology of Reionization
Khee-Gan Lee, Renyue Cen, J. Richard Gott III and Hy Trac (Princeton)
arXiv:0708.2431
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Spitzer Observations of Gamma-Ray Burst Host Galaxies: A Unique Window
into High Redshift Chemical Evolution and Star-formation
Ranga-Ram Chary, Edo Berger, Len Cowie
arXiv:0708.2440
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A Survey of z~6 Quasars in the SDSS Deep Stripe: I. a Flux-Limited
Sample at z_{AB}<21
Linhua Jiang, Xiaohui Fan, James Annis, Robert H. Becker, Richard L.
White, Kuenley Chiu, Huan Lin, Robert H. Lupton, Gordon T. Richards, Michael
A. Strauss, Sebastian Jester and Donald P. Schneider
arXiv:0708.2578
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Intrinsic Axis Ratio Distribution of Early-type Galaxies From Sloan
Digital Sky Survey
Taysun Kimm and Sukyoung K. Yi
arXiv:0708.2631
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On the orientation of the Sagittarius A* system
L. Meyer, R. Schoedel, A. Eckart, W. J. Duschl, V. Karas and M.
Dovciak
arXiv:0708.2637
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The Toomre Sequence Revisited with HST/NICMOS: Nuclear Brightness
Profiles and Colors of Interacting and Merging Galaxies
Joern Rossa (University of Florida), Seppo Laine (Spitzer Science
Center, Caltech), Roeland P. van der Marel (STScI), J. Christopher Mihos
(CWRU), John E. Hibbard (NRAO), Torsten Boeker (ESA/RSSD), Ann I. Zabludoff
(University of Arizona)
arXiv:0708.2645
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Improved photometry of SDSS crowded field images: Structure and dark
matter content in the dwarf spheroidal galaxy Leo I
V. Smolcic, D. Zucker, E. F. Bell, M. G. Coleman, H. W. Rix, E.
Schinnerer, Z. Ivezic, A. Kniazev
arXiv:0708.2661
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The Mass Assembly of Fossil Groups of Galaxies in the Millennium
Simulation
Ali Dariush, Habib G. Khosroshahi, Trevor J. Ponman, Frazer Pearce,
Somak Raychaudhury, Will Hartley
arXiv:0708.2702
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