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)

tipa -- 2/25/2008

Particle acceleration in relativistic collisionless shocks: Fermi process at last?

• Authors: Anatoly Spitkovsky (Princeton University)

Magnetic field evolution in relativistic unmagnetized collisionless shocks

• Authors: Uri Keshet, Boaz Katz, Anatoly Spitkovsky, Eli Waxman

First Detection of Cosmic Structure in the 21-cm Intensity Field

• Authors: Ue-Li Pen, Lister Staveley-Smith, Jeffrey Peterson, Tzu-Ching Chang

Optimal angular window for observing Dark Matter annihilation from the Galactic Center region: the case of gamma-ray lines

• Authors: Pasquale D. Serpico, Gabrijela Zaharijas

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)

tipa -- 2/22/2008

'Slow' and Fast Rotators among Hypervelocity Stars

• Authors: Mercedes Lopez-Morales, Alceste Z. Bonanos

X-ray Observations of Parsec-Scale Tails behind Two Middle-Aged Pulsars

• Authors: O. Kargaltsev, Z. Misanovic, G. G. Pavlov, J. A. Wong, G. P. Garmire

The Molecular Environment of the Gamma-ray Source TeV J2032+4130

• Authors: Yousaf M. Butt, Nicola Schneider, T. M. Dame, Christopher Brunt

Kaon Condensation, Black Holes and Cosmological Natural Selection

• Authors: G.E. Brown, C.-H. Lee, M. Rho

tipa -- 2/21/2008

On IC 10 X-1, the Most Massive Known Stellar-Mass Black Hole

• Authors: Jeffrey M. Silverman, Alexei V. Filippenko

Prospects for a direct dark matter search using high resistivity CCD detectors

• Authors: J. Estrada, H. Cease, H.T. Diehl, B. Flaugher, J. Jones, D. Kubik, A. Sonnenschein

tipa -- 2/20/2008

Exploring the infrared/radio correlation at high redshift

• Authors: Edo Ibar, Michele Cirasuolo, Rob Ivison, Philip Best, Ian Smail, Andy Biggs, Chris Simpson, Jim Dunlop, Omar Almaini, Ross McLure, Sebastien Foucaud, Steve Rawlings

A general scheme for modeling gamma-ray burst prompt emission

• Authors: Pawan Kumar, Erin McMahon (UT Austin)

tipa -- 2/19/2008

VERITAS Observations of the gamma-Ray Binary LS I +61 303

• Authors: V.A. Acciari, M. Beilicke, G. Blaylock, S.M. Bradbury, J.H. Buckley, V. Bugaev, Y. Butt, K.L. Byrum, O. Celik, A. Cesarini, L. Ciupik, Y.C.K. Chow, P. Cogan, P. Colin, W. Cui, M.K. Daniel, C. Duke, T. Ergin, A.D. Falcone, S.J. Fegan, J.P. Finley, P. Fortin, L.F. Fortson, D. Gall, K. Gibbs, G.H. Gillanders, J. Grube R. Guenette, D. Hanna, E. Hays, J. Holder, D. Horan, S.B. Hughes, C.M. Hui, T.B. Humensky, P. Kaaret, 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, F. Pizlo, 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, J.A. Toner, L. Valcarcel, V.V. Vassiliev, et al (9 additional authors not shown)

On the detection prospects of the neutrino flux from Centaurus A and the associated diffuse neutrino flux

• Authors: Hylke B. J. Koers, Peter Tinyakov

Binary Black Hole Encounters, Gravitational Bursts and Maximum Final Spin

• Authors: M. C. Washik, J. Healy, F. Herrmann, I. Hinder, D. M. Shoemaker, P. Laguna, R. A. Matzner

tipa -- 2/18/2008

Production of Magnetic Turbulence by Cosmic Rays Drifting Upstream of Supernova Remnant Shocks

• 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.

See also: The discovery of the electron spin

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 -- 2/8/2008

GRBs 070429B and 070714B: The High End of the Short-Duration Gamma-Ray Burst Redshift Distribution

• Authors: S. Bradley Cenko, Edo Berger, Ehud Nakar, Mansi M. Kasliwal, Antonio Cucchiara, Shri R. Kulkarni, Eran Ofek, Derek B. Fox, Fiona A. Harrison, Arne Rau, Paul A. Price, Avishay Gal-Yam, Michael A. Dopita, Bryan E. Penprase

Neutrinos from Auger Sources

• Authors: Francis Halzen, Aongus O'Murchadha

Runaway and hypervelocity stars in the Galactic halo: Binary rejuvenation and triple disruption

• Authors: Hagai B. Perets

The Super-Kamiokande Experiment

• Authors: C.W. Walter

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

• Authors: John G. Baker, William D. Boggs, Joan Centrella, Bernard J. Kelly, Sean T. McWilliams, M. Coleman Miller, James R. van Meter

Infrared Echoes Reveal the Shock Breakout of the Cas a Supernova

• Authors: Eli Dwek, Richard G. Arendt

Collapse of magnetized hypermassive neutron stars in general relativity: Disk evolution and outflows

• Authors: Branson C. Stephens, Yuk Tung Liu, Stuart L. Shapiro

tipa -- 2/4/2008

The transport of cosmic rays in self-excited magnetic turbulence

• Authors: B. Reville, S. O'Sullivan, P. Duffy, J.G. Kirk

The Fundamental Constants in Physics and their Time Dependence

• Authors: Harald Fritzsch