The Daily Brew
Selected astro-ph abstracts for Wednesday April 6
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Optical Properties of 4248 IRAS Galaxies
Tomotsugu Goto (Johns Hopkins University)
astro-ph/0504080
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What Can the Distribution of Intergalactic Metals Tell us About the
History of Cosmological Enrichment?
Evan Scannapieco
astro-ph/0504081
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J-resolved He I emission predictions in the low-density limit
R. P. Bauman, R. L. Porter, G. J. Ferland, and K. B. MacAdam
astro-ph/0504083
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XBootes: An X-Ray Survey of the NDWFS Bootes Field - Paper I Overview
and Initial Results
Stephen S. Murray (1), Almus Kenter (1), William R. Forman (1),
Christine Jones (1), Paul J. Green (1), Christopher S. Kochanek (5), Alexey
Vikhlinin (1), Daniel Fabricant (1), Giovani Fazio (1), Kate Brand (2),
Michael J. I. Brown (2 and 6), Arjun Dey (2), Buell T. Jannuzi (2), Joan
Najita (2), Brian McNamara (3), Joseph Shields (3) and Marcia Rieke (4) ((1)
CfA, (2) NOAO,(3) Ohio University,(4) Steward Observatory,(5) The Ohio State
University, (6) Princeton University)
astro-ph/0504084
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The Vega Debris Disk -- A Surprise from Spitzer
K. Y. L. Su (1), G. H. Rieke (1), K. A. Misselt (1), J. A. Stansberry
(1), A. Moro-Martin (1,3), K. R. Stapelfeldt (2), M. W. Werner (2), D. E.
Trilling (1), G. J. Bendo (1), K. D. Gordon (1), D. C. Hines (4), M. C. Wyatt
(5), W. S. Holland (5), M. Marengo (6), S. T. Megeath (6), and G. G. Fazio
(6) ((1) Steward Observatory, (2) JPL/Caltech, (3) Max-Planck-Institut fur
Astronomie, (4) Space Science Institute, (5) Royal Observatory, (6) CfA)
astro-ph/0504086
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Why Are Radio-Galaxies Prolific Producers of Type Ia Supernovae?
M. Della Valle (1), N. Panagia (2), P.Padovani (3), E.Cappellaro (4),
F.Mannucci (5), M.Turatto (6),((1)Istituto Nazionale di Astrofisica,
Osservatorio Astrofisico di Arcetri, Florence, (2)Space Telescope Science
Institute, Baltimore,(3)European Southern Observatory, Garching bei
M\"unchen,(4)Istituto Nazionale di Astrofisica, Osservatorio Astronomico di
Capodimonte, Napoli, (5)CNR-IRA, Florence, (6)Istituto Nazionale di
Astrofisica, Osservatorio Astronomico di Padova, Padova)
astro-ph/0504087
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Slinky Inflation
Gabriela Barenboim and Joseph Lykken
astro-ph/0504090
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10^{-7} contrast ratio at 4.5Lambda/D: New results obtained in
laboratory experiments using nano-fabricated coronagraph and multi-Gaussian
shaped pupil masks
Abhijit Chakraborty (1), Laird A. Thompson (1), Mike Rogosky (2) ((1)
University of Illinois Urbana-Champaign, (2) Pennsylvania State University)
astro-ph/0504091
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Simulating the joint evolution of quasars, galaxies and their
large-scale distribution
Volker Springel (1), Simon D. M. White (1), Adrian Jenkins (2), Carlos
S. Frenk (2), Naoki Yoshida (3), Liang Gao (1), Julio Navarro (4), Robert
Thacker (5), Darren Croton (1), John Helly (2), John A. Peacock (6), Shaun
Cole (2), Peter Thomas (7), Hugh Couchman (5), August Evrard (8), Joerg
Colberg (9), Frazer Pearce (10) ((1) MPA, (2) Durham, (3) Nagoya, (4) UVic,
(5) McMaster, (6) Edinburgh, (7) Sussex, (8) Michigan, (9) Pittsburgh, (10)
Nottingham)
astro-ph/0504097
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Towards a physical model of dust tori in Active Galactic Nuclei -
Radiative transfer calculations for a hydrostatic torus model
Marc Schartmann (1), Klaus Meisenheimer (1), Max Camenzind (2),
Sebastian Wolf (1) and Thomas Henning (1) ((1) Max-Planck-Institut fuer
Astronomie, Heidelberg, Germany, (2) Landessternwarte Heidelberg, Germany)
astro-ph/0504105
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Structure in the motions of the fastest halo stars
P. ReFiorentin, A. Helmi, M. G. Lattanzi, and A. Spagna
astro-ph/0504109
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The Small-Scale Power Spectrum of Cold Dark Matter
Abraham Loeb, Matias Zaldarriaga (Harvard University)
astro-ph/0504112
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Variability of Optical \ion{Fe}{ii} Complex in Narrow-Line Seyfert 1
Galaxy NGC 4051
J. Wang, J. Y. Wei, & X. T. He
astro-ph/0504119
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The Dog on the Ship: The "Canis Major Dwarf Galaxy" as an Outlying Part
of the Argo Star System
Helio J. Rocha-Pinto (1,2), Steven R. Majewski (2), Michael F.
Skrutskie (2), Richard J. Patterson (2) ((1) Observat\'orio do Valongo, UFRJ,
Rio de Janeiro, RJ, Brazil, (2) Department of Astronomy, University of
Virginia, Charlottesville, VA)
astro-ph/0504122
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Biased Extrasolar Planet Radii from Field Transit Surveys
B. Scott Gaudi (CfA)
astro-ph/0504123
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