The Daily Brew
Selected astro-ph abstracts for Wednesday February 20
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Deep Fabry-Perot Halpha Observations of NGC 7793: a Very Extended Halpha
Disk and a Truly Declining Rotation Curve
I. Dicaire (1), C. Carignan (1), P. Amram (2), M. Marcelin (2), J.
Hlavacek-Larrondo (1), M.-M. de Denus-Baillargeon (1), O. Daigle (1,2) and O.
Hernandez (1) ((1) Universit\'e de Montr\'eal, (2) LAM-Marseille)
arXiv:0802.2545
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Unveiling the Important Role of Groups in the Evolution of Massive
Galaxies: Insights from an Infrared Passive Sequence at Intermediate Redshift
D. J. Wilman (1), D. Pierini (1), K. Tyler (2), S. L. McGee (3), A.
Oemler Jr (4), S. L. Morris (5), M. L. Balogh (3), R. G. Bower (5), J. S.
Mulchaey (4) ((1) MPE, Garching, Germany, (2) Steward Observatory, Arizona,
(3) University of Waterloo, Canada, (4) Carnegie Observatories, Pasadena, (5)
University of Durham, U.K.)
arXiv:0802.2549
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Electrodynamics of Magnetars III: Pair Creation Processes in an
Ultrastrong Magnetic Field and Particle Heating in a Dynamic Magnetosphere
Christopher Thompson
arXiv:0802.2571
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Electrodynamics of Magnetars IV: Self-Consistent Model of the Inner
Accelerator, with Implications for Pulsed Radio Emission
Christopher Thompson
arXiv:0802.2572
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Planetary Companions around Three Intermediate-Mass G and K Giants: 18
Del, xi Aql, and HD 81688
Bun'ei Sato, Hideyuki Izumiura, Eri Toyota, Eiji Kambe, Masahiro
Ikoma, Masashi Omiya, Seiji Masuda, Yoichi Takeda, Daisuke Murata, Yoichi
Itoh, Hiroyasu Ando, Michitoshi Yoshida, Eiichiro Kokubo, Shigeru Ida
arXiv:0802.2590
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The Blue Straggler population in the globular cluster M53 (NGC5024): a
combined HST, LBT, CFHT study
G. Beccari, B.Lanzoni, F.R. Ferraro, L.Pulone, M.Bellazzini, F.Fusi
Pecci, R.T.Rood, E.Giallongo, R.Ragazzoni, A.Grazian, A.Baruffolo, N.Bouche,
P.Buschkamp, C.De Santis, E.Diolaiti, A.Di Paola, J.Farinato, A.Fontana,
S.Gallozzi, F.Gasparo, G.Gentile, F.Pasian, F.Pedichini, R.Smareglia,
R.Speziali, V.Testa, E.Vernet
arXiv:0802.2613
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Exploring the infrared/radio correlation at high redshift
Edo Ibar, Michele Cirasuolo, Rob Ivison, Philip Best, Ian Smail, Andy
Biggs, Chris Simpson, Jim Dunlop, Omar Almaini, Ross McLure, Sebastien
Foucaud, Steve Rawlings
arXiv:0802.2694
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A general scheme for modeling gamma-ray burst prompt emission
Pawan Kumar and Erin McMahon, UT Austin
arXiv:0802.2704
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