The Daily Brew
Selected astro-ph abstracts for Tuesday April 8
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Darwin Tames an Andromeda Dwarf: Unraveling the Orbit of NGC 205 Using a
Genetic Algorithm
K. M. Howley, M. Geha, P. Guhathakurta, R. M. Montgomery, G. Laughlin,
and K. V. Johnston
arXiv:0804.0798
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Constraining Anisotropic Baryon Oscillations
Nikhil Padmanabhan, Martin White
arXiv:0804.0799
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The Hard X-ray Spectrum as a Probe for Black-Hole Growth in Radio-Quiet
Active Galactic Nuclei
Ohad Shemmer (1), W.N. Brandt (1), Hagai Netzer (2), Roberto Maiolino
(3), Shai Kaspi (2,4) ((1) PSU, (2) Tel Aviv U., (3) INAF - Roma, (4)
Technion)
arXiv:0804.0803
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The Early-time Optical Properties of Gamma-Ray Burst Afterglows
A.Melandri, C.G.Mundell, S.Kobayashi, C.Guidorzi, A.Gomboc,
I.A.Steele, R.J.Smith, D.Bersier, C.J.Mottram, D.Carter, M.F.Bode,
P.T.O'Brien, N.R.Tanvir, E.Rol, R.Chapman
arXiv:0804.0811
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Galactic HI on the 50-AU scale in the direction of three extra-galactic
sources observed with MERLIN
W. M. Goss (1), A. M. S. Richards (2), T. W. B. Muxlow (3), P.
Thomasson (3) ((1) National Radio Astronomy Observatory, Socorro, NM, U.S.A.,
(2) Jodrell Bank Centre for Astrophysics, Alan Turing Building, University of
Manchester, UK, (3) MERLIN/VLBI National Facility, Jodrell Bank Observatory,
The University of Manchester, Macclesfield, Cheshire, UK)
arXiv:0804.0849
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Triple unification of inflation, dark matter, and dark energy using a
single field
Andrew R. Liddle, C\'edric Pahud, and L. Arturo Ure\~na-L\'opez
arXiv:0804.0869
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Direct Measurement of the Delay Time Distribution of Type Ia Supernovae
by the Subaru/XMM-Newton Deep Survey and Implications for the Progenitor
Tomonori Totani, Tomoki Morokuma, Takeshi Oda, Mamoru Doi, and Naoki
Yasuda
arXiv:0804.0909
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Enrichment of lead (Pb) in the Galactic halo
Wako Aoki, Satoshi Honda
arXiv:0804.0952
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A laser frequency comb that enables radial velocity measurements with a
precision of 1 cm s$^{-1}$
Chih-Hao Li, Andrew J. Benedick, Peter Fendel, Alexander G. Glenday,
Franz X. Kaertner, David F. Phillips, Dimitar Sasselov, Andrew Szentgyorgyi
and Ronald L. Walsworth
arXiv:0804.0955
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GMASS Ultradeep Spectroscopy of Galaxies at z~2. III: The emergence of
the color bimodality at z~2
P. Cassata, A. Cimatti, J. Kurk, G. Rodighiero, L. Pozzetti, M.
Bolzonella, E. Daddi, M. Mignoli, S. Berta, M. Dickinson, A. Franceschini, C.
Halliday, A. Renzini, P. Rosati and G. Zamorani
arXiv:0804.1064
Other Papers:
- The anatomy of Leo I: how tidal tails affect the kinematics
arXiv:0804.0204
- Tidal evolution of a disky dwarf galaxy in the Milky Way potential: the
formation of a dwarf spheroidal
arXiv:0803.2464
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