today in particle astrophysics

tipa -- 2/29/2008

The Star Formation History of the Universe as Revealed by Deep Radio Observations

Authors: N. Seymour (1), T. Dwelly (2), D. Moss (2), I. McHardy (2), A. Zoghbi (2,3), G. Rieke (4), M. Page (5), A. Hopkins (6), N. Loaring (7) ((1) Spitzer Science Center, (2) University of Southampton, (3) IoA, University of Cambridge, (4) Steward Observatory, (5) Mullard Space Science Laboratory, (6) University of Sydney, (7) SALT)

Confirmation of the remarkable compactness of massive quiescent galaxies at z~2.3: early-type galaxies did not form in a simple monolithic collapse

Authors: Pieter van Dokkum, Marijn Franx, Mariska Kriek, Bradford Holden, Garth Illingworth, Daniel Magee, Rychard Bouwens, Danilo Marchesini, Ryan Quadri, Greg Rudnick, Edward Taylor, Sune Toft

tipa -- 2/28/2008

Discovery of VHE gamma-rays from the high-frequency-peaked BL Lac object RGB J0152+017

Authors: HESS Collaboration: F. Aharonian, et al

IRS 13N: a new comoving group of sources at the Galactic Center

Authors: K. Muzic, R. Schoedel, A. Eckart, L. Meyer, A. Zensus

Alignment Timescale of the Microquasar GRO J1655-40

Authors: Rebecca G. Martin, Christopher A. Tout, J. E. Pringle

tipa -- 2/27/2008

Discovery of very-high-energy gamma-ray emission from the vicinity of PSR J1913+1011 with H.E.S.S

Authors: HESS Collaboration: F. Aharonian, et al

A Cosmic Ray Resolution to the Superbubble Energy-Crisis

Authors: Yousaf M. Butt, Andrei M. Bykov

Discovery of a New X-ray Filled Radio Supernova Remnant Around the Pulsar Wind Nebula in 3EG J1809-2328

Authors: Mallory S.E. Roberts (Eureka Scientific), Crystal L. Brogan (NRAO)

tipa -- 2/26/2008

Tests for Selection Effects in GRB High-Energy Correlations

Authors: Nathaniel R. Butler, Daniel Kocevski, Joshua S. Bloom

A Search for WIMPs with the First Five-Tower Data from CDMS

Authors: CDMS Collaboration

The Infrared Afterglow of Supermassive Black Hole Mergers

Authors: Jeremy D. Schnittman, Julian H. Krolik (JHU)

Lecture Notes on CMB Theory: From Nucleosynthesis to Recombination

Authors: Wayne Hu (KICP, U. Chicago)

classic papers of the week -- 56

On a Method of Making Visible the Paths of Ionising Particles through a Gas

C. T. R. Wilson

Fluctuations and Irreversible Processes

Onsager, L. (Sterling Chemistry Laboratory, Yale University), Machlup, S. (Sloane Physics Laboratory, Yale University and Bell Telephone Laboratories)

Particle creation by black holes

Hawking, S. W. (Department of Applied Mathematics and Theoretical Physics, University of Cambridge and California Institute of Technology, W. K. Kellogg Radiation Lab)

Authors: Jacek Niemiec (1), Martin Pohl (2), Thomas Stroman (2) and Ken-Ichi Nishikawa (3) ((1) Institute of Nuclear Physics PAN, Krakow, Poland (2) Department of Physics and Astronomy, Iowa State University, IA, USA (3) National Space Science and Technology Center, Huntsville, AL, USA)

Limits on the X-ray and optical luminosity of the progenitor of the type Ia supernova SN2007sr

Authors: Gijs Nelemans (Nijmegen), Rasmus Voss (MPE), Gijs Roelofs (CfA), Cees Bassa (McGill)

tipa -- 2/15/2008

Observation of gamma-ray emission from the galaxy M87 above 250 GeV with VERITAS

Authors: V.A. Acciari, M. Beilicke, G. Blaylock, S.M. Bradbury, J.H. Buckley, V. Bugaev, Y. Butt, O. Celik, A. Cesarini, L. Ciupik, P. Cogan, P. Colin, W. Cui, M.K. Daniel, C. Duke, T. Ergin, A.D. Falcone, S.J. Fegan, J.P. Finley, G. Finnegan, P. Fortin, L.F. Fortson, K. Gibbs, G.H. Gillanders, J. Grube, R. Guenette, G. Gyuk, D. Hanna, E. Hays, J. Holder, D. Horan, S.B. Hughes, M.C. Hui, T.B. Humensky, A. Imran, P. Kaaret, M. Kertzman, D.B. Kieda, J. Kildea, A. Konopelko, H. Krawczynski, F. Krennrich, M.J. Lang, S. LeBohec, K. Lee, G. Maier, A. McCann, M. McCutcheon, J. Millis, P. Moriarty, R. Mukherjee, T. Nagai, R.A. Ong, D. Pandel, J.S. Perkins, M. Pohl, J. Quinn, K. Ragan, P.T. Reynolds, H.J. Rose, M. Schroedter, G.H. Sembroski, A.W. Smith, D. Steele, S.P. Swordy, A. Syson J.A. Toner, L. Valcarcel, et al (9 additional authors not shown)

The Accretion Disk Wind in the Black Hole GRO J1655-40

Authors: J. M. Miller (1), J. Raymond (2), C. S. Reynolds (3), A. C. Fabian (4), T. R. Kallman (5), J. Homan (6) ((1) University of Michigan, (2) Harvard-Smithsonian CfA, (3) University of Maryland, (4) University of Cambridge, (5) NASA/GSFC, (6) MIT)

Discovery of the progenitor of the type Ia supernova 2007on

Authors: Rasmus Voss, Gijs Nelemans

On the detection of the progenitor of the type Ia supernova 2007on

Authors: Gijs Roelofs (CfA), Cees Bassa (McGill), Rasmus Voss (TU Munich), Gijs Nelemans (Nijmegen)

Determination of the Parity of the Neutral Pion via the Four-Electron Decay

Authors: E.Abouzaid, M. Arenton, A.R.Barker, L.Bellantoni, E.Blucher, G.J.Bock, E.Cheu, R.Coleman, M.D.Corcoran, B.Cox, A.R.Erwin, C.O.Escobar, A.Glazov, A.Golossanov, R.A.Gomes, P.Gouffon, Y.B.Hsiung, D.A.Jensen, R.Kessler, K.Kotera, A.Ledovskoy, P.L.McBride, E.Monnier, H.Nguyen, R.Niclasen, D.G.Phillips II, E.J.Ramberg, R.E.Ray, M.Ronquest, E.Santos, W.Slater, D.Smith, N.Solomey, E.C.Swallow, P.A.Toale, R.Tschirhart, Y.W.Wah, J.Wang, H.B.White, J.Whitmore, M.J.Wilking, B.Winstein, R.Winston, E.T.Worcester, T.Yamanaka, E.D.Zimmerman, R.F.Zukanovich

tipa -- 2/14/2008

AGILE detection of a strong gamma-ray flare from the blazar 3C 454.3

Authors: S. Vercellone (1), A.W. Chen (1,2), A. Giuliani (1), A. Bulgarelli (3), I. Donnarumma (4), I. Lapshov (4), M. Tavani (4,5), A. Argan (4), G. Barbiellini (6), P. Caraveo (1), V. Cocco (4), E. Costa (4), F. D'Ammando (4,5), E. Del Monte (4), G. De Paris (4), G. Di Cocco (3), Y. Evangelista (4), M. Feroci (4), M. Fiorini (1), T. Froysland (2,5), F. Fuschino (3), M. Galli (7), F. Gianotti (3), C. Labanti (3), F. Lazzarotto (4), P. Lipari (8), F. Longo (6), M. Marisaldi (3), F. Mauri (9), S. Mereghetti (1), A. Morselli (10), L. Pacciani (4), A. Pellizzoni (1), F. Perotti (1), P. Picozza (10), M. Prest (11), G. Pucella (4), M. Rapisarda (12), P. Soffitta (4), M. Trifoglio (3), A. Trois (4), E. Vallazza (6), V. Vittorini (5), A. Zambra (1), D. Zanello (8), C. Pittori (13), F. Verrecchia (13), et al (5 additional authors not shown)

An Extremely Luminous X-ray Outburst Marking the Birth of a Normal Supernova

Authors: A. M. Soderberg, E. Berger, K. Page, P. Schady, J. Parrent, D. Pooley, X.-Y. Wang, E. Ofek, A. Cucchiara, A. Rau, E. Waxman, J. Simon, D. Bock, P. Milne, M. Page, S. Barthelmy, A. Beardmore, M. Bietenholz, P. Brown, A. Burrows, D. N. Burrows, G. Byrngelson, S. B. Cenko, P. Chandra, J. Cummings, D. B. Fox, A. Gal-Yam, N. Gehrels, S. Immler, M. Kasliwal, A. Kong, H. Krimm, S. R. Kulkarni, P. Meszaros, E. Nakar, P. O'Brien, M. de Pasquale, J. Racusin, N. Rea

Late-time observations of SN2006gy: Still Going Strong

Authors: Nathan Smith, Ryan J. Foley, Joshua S. Bloom, Weidong Li, Alexei V. Filippenko, Raphael Gavazzi, Andrea Ghez, Quinn Konopacky, Matthew A. Malkan, Phillip J. Marshall, Tommaso Treu, Jong-Hak Woo

Galactic hard X-ray sources discovered by INTEGRAL brought to light by multi-wavelength observations. I. The nature of the companion star

Authors: Sylvain Chaty (AIME, Université Denis Diderot - Paris VII, Sap), Farid Rahoui (AIME, ESO), Cédric Foellmi (LAOG), John A. Tomsick, Jérôme Rodriguez (AIME), Roland Walter (ISDC)

tipa -- 2/13/2008

Nonlinear Saturation of g-modes in Proto-Neutron Stars: Quieting the Acoustic Engine

Authors: Nevin N. Weinberg, Eliot Quataert (UC Berkeley)

A model of diffuse Galactic Radio Emission from 10 MHz to 100 GHz

Authors: Angelica de Oliveira-Costa (MIT), Max Tegmark (MIT), B. M. Gaensler (Sydney), Justin Jonas (Rhodes), T. L. Landecker (DRAO), Patricia Reich (MPIfR)

Synchrotron Self-Compton Analysis of TeV X-ray Selected BL Lacertae Objects

Authors: Justin Finke, Charles Dermer, Markus Boettcher

The Intergalactic Propagation of Ultra-High Energy Cosmic Ray Nuclei: An Analytic Approach

Authors: Dan Hooper, Subir Sarkar, Andrew M. Taylor

tipa -- 2/12/2008

James Clerk Maxwell and the dynamics of astrophysical discs

Authors: Gordon I. Ogilvie

classic papers of the week -- 55

Spinning Electrons and the Structure of Spectra

Uhlenbeck, G. E., Goudsmit, S.

Particle acceleration by astrophysical shocks

Blandford, R. D. (California Institute of Technology, Pasadena, Calif.), Ostriker, J. P. (Princeton University, New Observatory, Princeton, N.J.)

Types of Novae

Zwicky, F.

tipa -- 2/7/2008

A downward revision to the distance of the 1806-20 cluster and associated magnetar from Gemini near-Infrared spectroscopy

Authors: J. L. Bibby (Sheffield), P. A. Crowther (Sheffield), J. P. Furness (Sheffield), J. S. Clark (Open University)

The Molecular Hydrogen Deficit in Gamma-Ray Burst Afterglows

Authors: Daniel Whalen, Jason X. Prochaska, Alexander Heger, Jason Tumlinson

Strategies for Determining the Nature of Dark Matter

Authors: Dan Hooper, Edward A. Baltz

tipa -- 2/6/2008

An Ultraluminous Supersoft X-ray Source in M81: An Intermediate-Mass Black Hole?

Authors: Jifeng Liu (CfA), Rosanne Di Stefano (CfA)

tipa -- 2/5/2008

A Survey About Nothing: Monitoring a Million Supergiants for Failed Supernovae

Authors: C.S. Kochanek (1,3), J.F. Beacom (1,2,3), M.D. Kistler (2,3), J.L. Prieto (1,3) K.Z. Stanek (1,3), T.A. Thompson (1,3), H. Yuksel (2,3) ((1) Department of Astronomy, The Ohio State University, (2) Department of Physics, The Ohio State University, (3) Center for Cosmology and Astroparticle Physics, The Ohio State University)

Modeling kicks from the merger of generic black-hole binaries