today in particle astrophysics

Authors: Peter J. Brown, Kyle S. Dawson, Massimiliano de Pasquale, Caryl Gronwall, Stephen Holland, Stefan Immler, Paul Kuin, Paolo Mazzali, Peter Milne, Samantha Oates, Michael Siegel

tipa -- 10/12/2011

Multi-Zone Models of Superbursts from Accreting Neutron Stars

Authors: L. Keek, A. Heger

SN 2010ay is a Luminous and Broad-lined Type Ic Supernova within a Low-metallicity Host Galaxy

Authors: Nathan E. Sanders (1), A. M. Soderberg (1), S. Valenti (2), L. Chomiuk (1,3), E. Berger (1), S. Smartt (2), K. Hurley (4), S. D. Barthelmy (5), R. Chornock (1), R. J. Foley (1), E. M. Levesque (6), G. Narayan (7), R. P. Kirshner (1), M.T. Botticella (2), M. S. Briggs (8), V. Connaughton (8), Y. Terada (9), N. Gehrels (5), S. Golenetskii (10), E. Mazets (10), T. Cline (11), A. von Kienlin (12), W. Boynton (13), K. C. Chambers (14), T. Grav (15), J. N. Heasley (14), K. W. Hodapp (14), R. Jedicke (14), N. Kaiser (14), R.-P. Kudritzki (14), G. A. Luppino (14), R. H. Lupton (16), E. A. Magnier (14), D. G. Monet (17), J. S. Morgan (14), P. M. Onaka (14), P. A. Price (14), C. W. Stubbs (7), J. L. Tonry (14), R. J. Wainscoat (14), M. F. Waterson (18) ((1) Harvard-Smithsonian Center for Astrophysics, (2) Queens University, (3) National Radio Astronomy Observatory, (4) University of California Berkeley, (5) NASA Goddard Space Flight Center, (6) University of Colorado, (7) Department of Physics, Harvard University, (8) CSPAR, University of Alabama in Huntsville, (9) Saitama University, (10) Ioffe Physico-Technical Institute, (11) Emeritus, NASA Goddard Space Flight Center, (12) Max-Planck Institut fur extraterrestrische Physik, Garching, (13) Lunar and Planetary Laboratory, University of Arizona, (14) Institute for Astronomy, University of Hawaii, (15) Johns Hopkins University, Baltimore, MD, USA, (16) Princeton University, (17) US Naval Observatory, Flagstaff Station, (18) The University of Western Australia)

Charged Particle Decay at Finite Temperature

Authors: Andrzej Czarnecki, Marc Kamionkowski, Samuel K. Lee, Kirill Melnikov

Probing Superluminal Neutrinos Via Refraction

Authors: Albert Stebbins

Authors: R. R. Munoz (U. de Chile/Yale), N. Padmanabhan (Yale), M. Geha (Yale)

Stellar, brown dwarf and multiple star properties from a radiation hydrodynamical simulation of star cluster formation

Authors: Matthew R. Bate

A Sino-German 6cm polarization survey of the Galactic plane VII. Small supernova remnants

Authors: X. H. Sun (1 and 2), P. Reich (2), W. Reich (2), L. Xiao (1), X. Y. Gao (1), J. L. Han (1) ((1) NAOC, (2) MPIfR)

Pulsed Gamma Rays from the Original Millisecond and Black Widow Pulsars: a case for Caustic Radio Emission?

Authors: L. Guillemot, T. J. Johnson, C. Venter, M. Kerr, B. Pancrazi, M. Livingstone, G. H. Janssen, P. Jaroenjittichai, M. Kramer, I. Cognard, B. W. Stappers, A. K. Harding, F. Camilo, C. M. Espinoza, P. C. C. Freire, F. Gargano, J. E. Grove, S. Johnston, P. F. Michelson, A. Noutsos, D. Parent, S. M. Ransom, P. S. Ray, R. Shannon, D. A. Smith, G. Theureau, S. E. Thorsett, N. Webb

tipa -- 10/6/2011

The Fermi Bubbles II: The Potential Roles of Viscosity and Cosmic Ray Diffusion in Jet Models

Authors: Fulai Guo, William G. Mathews, Gregory Dobler, S. Peng Oh

Lower limits on ultrahigh-energy cosmic ray and jet powers of TeV blazars

Authors: Soebur Razzaque, Charles D. Dermer, Justin D. Finke

tipa -- 10/5/2011

Infall Times for Milky Way Satellites From Their Present-Day Kinematics

Authors: Miguel Rocha, Annika H.G. Peter, James S. Bullock (Center for Cosmology, Department of Physics and Astronomy, University of California, Irvine)

Resonant Shattering of Neutron Star Crusts

Authors: David Tsang, Jocelyn S. Read, Tanja Hinderer, Anthony L. Piro, Ruxandra Bondarescu

Extreme particle acceleration in magnetic reconnection layers. Application to the gamma-ray flares in the Crab Nebula

Authors: Benoit Cerutti, Dmitri A. Uzdensky, Mitchell C. Begelman

tipa -- 10/4/2011

Observation and Spectral Measurements of the Crab Nebula with Milagro

Authors: A. A. Abdo, B. T. Allen, T. Aune, W. Benbow, D. Berley, C. Chen, G. E. Christopher, T. DeYoung, B. L. Dingus, R. W. Ellsworth, A. Falcone, L. Fleysher, R. Fleysher, M. M. Gonzalez, J. A. Goodman, J. B. Gordo, E. Hays, C. M. Hoffman, P. H. Huentemeyer, B. E. Kolterman, J. T. Linnemann, J. E. McEnery, T. Morgan, A. I. Mincer, P. Nemethy, J. Pretz, J. M. Ryan, P. M. Saz Parkinson, A. Shoup, G. Sinnis, A. J. Smith, V. Vasileiou, G. P. Walker, D. A. Williams, and G. B. Yodh

Particle Spectra from Acceleration at Forward and Reverse Shocks of Young Type Ia Supernova Remnants

Authors: Igor Telezhinsky, Vikram Dwarkadas, Martin Pohl

Head-Tail Clouds: Drops to Probe the Diffuse Galactic Halo

Authors: M.E. Putman, D.R. Saul, E. Mets (Columbia University)

On The Origin Of The Gamma Rays From The Galactic Center

Authors: Dan Hooper, Tim Linden

Instability in the dense supernova neutrino gas with flavor-dependent angular distributions

Authors: Alessandro Mirizzi (Hamburg U., II Inst. Theor. Phys.), Pasquale D. Serpico (LAPTh, Annecy-Le-Vieux)

tipa -- 10/3/2011

Multimoment Radio Transient Detection

Authors: Laura Spitler, Jim Cordes, Shami Chatterjee, Julia Stone

Observing Lense-Thirring Precession in Tidal Disruption Flares

Authors: Nicholas Stone, Abraham Loeb

tipa -- 9/30/2011

Searching for Dark Matter in the CMB: A Compact Parameterization of Energy Injection from New Physics

Authors: Douglas P. Finkbeiner, Silvia Galli, Tongyan Lin, Tracy R. Slatyer

Tidal disruption rate of stars by spinning supermassive black holes

Authors: Michael Kesden

Gravitational redshift of galaxies in clusters as predicted by general relativity

Authors: Radoslaw Wojtak, Steen H. Hansen, Jens Hjorth

Upper limits on bolometric luminosities of ten type Ia supernova progenitors from Chandra observations

Authors: Mikkel T.B. Nielsen, Rasmus Voss, Gijs Nelemans

New Constraints on Neutrino Velocities

Authors: Andrew G. Cohen, Sheldon L. Glashow

tipa -- 9/29/2011

Suzaku Observations of 4U 1957+11: Potentially the Most Rapidly Spinning Black Hole in (the Halo of) the Galaxy

Authors: Michael A. Nowak, Joern Wilms, Katja Pottschmidt, Norbert Schulz, Dipankar Maitra, Jon Miller

The size of the jet launching region in M87

Authors: Jason Dexter, Jonathan C. McKinney, Eric Agol

The Design and Performance of IceCube DeepCore

Authors: The IceCube Collaboration

Phase-resolved energy spectra of the Crab Pulsar in the range of 50-400 GeV measured with the MAGIC Telescopes

Authors: MAGIC Collaboration

Rotating massive stars through the ages, with applications to WR stars, Pop III stars and Gamma Ray Bursts

Authors: Andre Maeder, Georges Meynet

Optical Polarization and Spectral Variability in the M87 Jet

Authors: Eric S. Perlman (FIT), Steven C. Adams (U. Georgia), Mihai Cara (FIT), Matthew Bourque (FIT), D. E. Harris (CfA), Juan P. Madrid (Swinburne), Raymond C. Simons (FIT), Eric Clausen-Brown (Purdue), C. C. Cheung (NRL), Lukasz Stawarz (JAXA), Markos Georganopoulos (UMBC and GSFC), William B. Sparks (STScI), John A. Biretta (STScI)

Search for Sterile Neutrinos with a Radioactive Source at Daya Bay

Authors: D.A. Dwyer, K.M. Heeger, B.R. Littlejohn, P. Vogel

tipa -- 9/27/2011

The merger of binary white dwarf--neutron stars: Simulations in full general relativity

Authors: Vasileios Paschalidis, Yuk Tung Liu, Zachariah Etienne, Stuart L. Shapiro

Magnetars vs. high magnetic field pulsars: a theoretical interpretation of the apparent dichotomy

Authors: Jose A. Pons (U. of Alicante, Spain), Rosalba Perna (Colorado/JILA)

Limiting properties of light and the universe with high energy photons from Fermi-detected Gamma Ray Bursts

Authors: Robert J. Nemiroff, Justin Holmes, Ryan Connolly

Neutrino Luminosity and Matter-Induced Modification of Collective Neutrino Flavor Oscillations in Supernovae

Authors: John F. Cherry, Meng-Ru Wu, Joe Carlson, Huaiyu Duan, George M. Fuller, Yong-Zhong Qian

High-Precision Timing of 5 Millisecond Pulsars: Space Velocities, Binary Evolution and Equivalence Principles

Authors: M. E. Gonzalez, I. H. Stairs, R. D. Ferdman, P. C. C. Freire, D. J. Nice, P. B. Demorest, S. M. Ransom, M. Kramer, F. Camilo, G. Hobbs, R. N. Manchester, A. G. Lyne

Time-of-flight mass measurements for nuclear processes in neutron star crusts

Authors: A. Estrade, M. Matos, H. Schatz, A. M. Amthor, D. Bazin, M. Beard, A. Becerril, E. F. Brown, R. Cyburt, T. Elliot, A. Gade, D. Galaviz, S. George, S. S. Gupta, W. R. Hix, R. Lau, G. Lorusso, P. Moller, J. Pereira, M. Portillo, A. M. Rogers, D. Shapira, E. Smith, A. Stolz, M. Wallace, M. Wiescher

tipa -- 9/26/2011

Crustal failure during binary inspiral

Authors: A.J. Penner, N. Andersson, D.I. Jones, L Samuelsson, I. Hawke

The Extended Pulsar Magnetosphere

Authors: Constantinos Kalapotharakos, Ioannis Contopoulos, Demos Kazanas

The Photometric and Spectral Evolution of the 2008 Luminous Optical Transient in NGC 300

Authors: Roberta M. Humphreys, Howard E. Bond, Alceste Z. Bonanos, Kris Davidson, L. A. G. Berto Monard, Jose Prieto, Frederick M. Walter

Eccentric binary neutron star mergers

Authors: Roman Gold, Sebastiano Bernuzzi, Marcus Thierfelder, Bernd Bruegmann, Frans Pretorius

tipa -- 9/23/2011

Measurement of the neutrino velocity with the OPERA detector in the CNGS beam

Authors: The OPERA Collaboraton

Circumstellar dust as a solution to the red supergiant supernova progenitor problem

Authors: Joseph J. Walmswell, John J. Eldridge

Gamma-Ray Observations of the Supernova Remnant RX J0852.0-4622 with the Fermi LAT

Authors: T. Tanaka, A. Allafort, J. Ballet, S. Funk, F. Giordano, J. Hewitt, M. Lemoine-Goumard, H. Tajima, O. Tibolla, Y. Uchiyama

Search for Gamma-ray Emission from X-ray Selected Seyfert Galaxies with Fermi-LAT

Authors: The Fermi-LAT Collaboration

tipa -- 9/22/2011

Massive Neutrinos and the Non-linear Matter Power Spectrum

Authors: Simeon Bird, Matteo Viel, Martin G. Haehnelt

A Last Look at the Microwave Haze/Bubbles with WMAP

Authors: Gregory Dobler (KITP/UCSB)

Numerical simulations of diffusive shock acceleration in SNRs

Authors: V.N.Zirakashvili, V.S.Ptuskin

Was the "naked burst" GRB 050421 really naked ?

Authors: R. Hascoët (1 and 2), Z. L. Uhm (1 and 2), R. Mochkovitch (1 and 2), F. Daigne (1 and 2) ((1) UPMC Univ Paris, Institut d'Astrophysique de Paris (2) CNRS, Institut d'Astrophysique de Paris)

tipa -- 9/21/2011

Galactic Centre star formation: the case of the missing gas disc

Authors: R. D. Alexander, S. L. Smedley, S. Nayakshin, A. R. King

A Universal, Local Star Formation Law in Galactic Clouds, Nearby Galaxies, High-Redshift Disks, and Starbursts

Authors: Mark R. Krumholz, Avishai Dekel, Christopher F. McKee

The High Time Resolution Universe Pulsar Survey IV: Discovery and polarimetry of millisecond pulsars

Authors: M. J. Keith, S. Johnston, M. Bailes, S. D. Bates, N. D. R. Bhat, M. Burgay, S. Burke-Spolaor, N. D'Amico, A. Jameson, M. Kramer, L. Levin, S. Milia, A. Possenti, B. W. Stappers, W. van Straten, D. Parent

Magnetic fields during the early stages of massive star formation - II. A generalised outflow criterion

Authors: D. Seifried, R. E. Pudritz, R. Banerjee, D. Duffin, R. S. Klessen

The search for n-nbar oscillation in Super-Kamiokande I

Authors: Super-Kamiokande collaboration

tipa -- 9/20/2011

The origin of metals in the circum-galactic medium of massive galaxies at z=3

Authors: Sijing Shen, Piero Madau, Anthony Aguirre, Javiera Guedes, Lucio Mayer, James Wadsley

Multiscale magnetic fields in spiral galaxies: evolution and reversals

Authors: David Moss, Rodion Stepanov, Tigran Arshakian, Rainer Beck, Marita Krause, Dmitri Sokoloff

Temporal Deconvolution study of Long and Short Gamma-Ray Burst Light curves

Authors: P. N. Bhat, Michael S. Briggs, Valerie Connaughton, Chryssa Kouveliotou, Alexander J. van der Horst, William Paciesas, Charles A. Meegan, Elisabetta Bissaldi, Michael Burgess, Vandiver Chaplin, Roland Diehl, Gerald Fishman, Gerard Fitzpatrick, Suzanne Foley, Melissa Gibby, Misty M. Giles, Adam Goldstein, Jochen Greiner, David Gruber, Sylvain Guiriec, Andreas von Kienlin, Marc Kippen, Sheila McBreen, Robert Preece, Arne Rau, Dave Tierney, Colleen Wilson-Hodge

The First Magnetic Fields

Authors: Lawrence M. Widrow (Queen's University, Canada), Dongsu Ryu (Chungnam National University, Korea), Dominik Schleicher (Georg-August-Universitat, Germany), Kandaswamy Subramanian (Pune University Campus, India), Christos G. Tsagas (Aristotle University, Greece), Rudolf A. Treumann (ISSI, Switzerland)

Seasonal modulation in the Borexino cosmic muon signal

Authors: Davide D'Angelo, for the Borexino Collaboration

tipa -- 9/19/2011

Slightly Two or Three Dimensional Self-Similar Solutions

Authors: Re'em Sari, J. Nate Bode, Almog Yalinewich, Andrew MacFadyen

Coasting external shock in wind medium: an origin for the X-ray plateau decay component in Swift GRB afterglows

Authors: Rongfeng Shen, Christopher D. Matzner (University of Toronto)

Clustering between high-mass X-ray binaries and OB associations in the Milky Way

Authors: Arash Bodaghee (1), John A. Tomsick (1), Jerome Rodriguez (2), J. Berian James (3,4) ((1) Space Sciences Laboratory, University of California, Berkeley, USA (2) Laboratoire AIM, CEA/IRFU - Université Paris Diderot - CNRS/INSU, CEA DSM/IRFU/SAp, Centre de Saclay, France (3) Dept. of Astronomy, University of California, Berkeley, USA (4) Dark Cosmology Centre, University of Copenhagen, Denmark)

Implementation and testing of the first prompt search for electromagnetic counterparts to gravitational wave transients