today in particle astrophysics

tipa -- 2/21/2012

Fermi-LAT Observations of the Diffuse Gamma-Ray Emission: Implications for Cosmic Rays and the Interstellar Medium

Authors: The Fermi-LAT Collaboration

Identification campaign of supernova remnant candidates in the Milky Way - I: Chandra observation of G308.3-1.4

Authors: C. Y. Hui (1), K. A. Seo (1), R. H. H. Huang (2), L. Trepl (3), Y. J. Woo (1), T.-N. Lu (2), A. K. H. Kong (2), F. M. Walter (4) ((1) Chungnam National University, (2) National Tsing Hua University, (3) Universitaet Jena, (4), Stony Brook University)

No role for muons in the DAMA annual modulation results

Authors: R. Bernabei (1), P. Belli (1), F. Cappella (2), V. Caracciolo (3), R. Cerulli (3), C. J. Dai (4), A. d'Angelo (2), A. Di Marco (1), H. L. He (4), A. Incicchitti (2), X. H. Ma (4), F. Montecchia (1,5), X. D. Sheng (4), R. G. Wang (4), Z. P. Ye (4,6) ((1) Univ. and INFN Roma Tor Vergata, (2) Univ. and INFN Roma, (3) INFN LNGS, (4) IHEP Beijing, (5) Univ. Tor Vergata, (6) Univ. Jing Gangshan)

A Search for Infrared Emission from Core-Collapse Supernovae at the Transitional Phase

Authors: Masaomi Tanaka, Takaya Nozawa, Itsuki Sakon, Takashi Onaka, Ko Arimatsu, Ryo Ohsawa, Keiichi Maeda, Takehiko Wada, Hideo Matsuhara, Hidehiro Kaneda

3 to 12 millimetre studies of dense gas towards the western rim of supernova remnant RX J1713.7-3946

Authors: Nigel I. Maxted, Gavin P. Rowell, Bruce R. Dawson, Michael G. Burton, Brent P. Nicholas, Yasuo Fukui, Andrew J. Walsh, Akiko Kawamura, Hirotaka Horachi, Hidetoshi Sano

Yellow and Red Supergiants in the Large Magellanic Cloud

Authors: Kathryn F. Neugent, Philip Massey, Brian Skiff, Georges Meynet

tipa -- 2/20/2012

Carbon Detection in Early-Time Optical Spectra of Type Ia Supernovae

Authors: Jeffrey M. Silverman, Alexei V. Filippenko

Chandra pulsar survey (ChaPS)

Authors: Oleg Kargaltsev, Martin Durant, George G. Pavlov, Gordon Garmire

The Detonation Mechanism of the Pulsationally-Assisted Gravitationally-Confined Detonation Model of Type Ia Supernovae

Authors: G. C. Jordan IV, C.Graziani, R. T. Fisher, D. M. Townsley, C. Meakin, K. Weide, L. B. Reid, J. Norris, R. Hudson, D. Q. Lamb

tipa -- 2/16/2012

The 60-month all-sky BAT Survey of AGN and the Anisotropy of Nearby AGN

Authors: M. Ajello, D. M. Alexander, J. Greiner, G. M. Madejski, N. Gehrels, D. Burlon

The Low-Velocity, Rapidly Fading Type Ia Supernova 2002es

Authors: Mohan Ganeshalingam, Weidong Li, Alexei V. Filippenko, Jeffrey M. Silverman, Ryan Chornock, Ryan J. Foley, Thomas Matheson, Robert P. Kirshner, Peter Milne, Mike Calkins, Ken J. Shen

SGR J1550-5418 bursts detected with the Fermi Gamma-ray Burst Monitor during its most prolific activity

Authors: A. J. van der Horst, C. Kouveliotou, N. M. Gorgone, Y. Kaneko, M. G. Baring, S. Guiriec, E. Gogus, J. Granot, A. L. Watts, L. Lin, P. N. Bhat, E. Bissaldi, V. L. Chaplin, V. Connaughton, M. H. Finger, N. Gehrels, M. H. Gibby, M. M. Giles, A. Goldstein, D. Gruber, A. K. Harding, L. Kaper, A. von Kienlin, M. van der Klis, S. McBreen, J. Mcenery, C. A. Meegan, W. S. Paciesas, A. Pe'er, R. D. Preece, E. Ramirez-Ruiz, A. Rau, S. Wachter, C. Wilson-Hodge, P. M. Woods, R. A. M. J. Wijers

Periodic Emission from the Gamma-ray Binary 1FGL J1018.6-5856

Authors: The Fermi LAT Collaboration: M.J. Coe, F. Di Mille, P.G. Edwards, M.D. Filipović, J.L. Payne, J. Stevens, M.A.P. Torres

Supernova-driven outflows and chemical evolution of dwarf spheroidal galaxies

Authors: Yong-Zhong Qian, Gerald J. Wasserburg

A systematic variation of the stellar initial mass function in early-type galaxies

Authors: Michele Cappellari, Richard M. McDermid, Katherine Alatalo, Leo Blitz, Maxime Bois, Frederic Bournaud, M. Bureau, Alison F. Crocker, Roger L. Davies, Timothy A. Davis, P. T. de Zeeuw, Pierre-Alain Duc, Eric Emsellem, Sadegh Khochfar, Davor Krajnovic, Harald Kuntschner, Pierre-Yves Lablanche, Raffaella Morganti, Thorsten Naab, Tom Oosterloo, Marc Sarzi, Nicholas Scott, Paolo Serra, Anne-Marie Weijmans, Lisa M. Young

Origin of strong magnetic fields in Milky-Way like galactic haloes

Authors: Alexander M. Beck, Harald Lesch, Klaus Dolag, Hanna Kotarba, Annette Geng, Federico A. Stasyszyn

A Broadband Study of the Emission from the Composite Supernova Remnant MSH 11-62

Authors: Patrick Slane, John P. Hughes, Tea Temim, Romain Rousseau, Daniel Castro, Dillon Foight, B. M. Gaensler, Stefan Funk, Marianne Lemoine-Goumard, Joseph D. Gelfand, David A. Moffett, Richard G. Dodson, Joseph P. Bernstein

Inferring Core-Collapse Supernova Physics with Gravitational Waves

Authors: J. Logue (1), C. D. Ott (2), I. S. Heng (1), P. Kalmus (2), J. Scargill (3) ((1) Glasgow, (2) Caltech, (3) Oxford)

Deep Crustal Heating in a Multicomponent Accreted Neutron Star Crust

Authors: Andrew W. Steiner

tipa -- 2/15/2012

Quantifying the Universality of the Stellar Initial Mass Function in Old Star Clusters

Authors: Nathan Leigh, Stefan Umbreit, Alison Sills, Christian Knigge, Guido de Marchi, Evert Glebbeek, Ata Sarajedini

Anisotropies in the diffuse gamma-ray background measured by the Fermi LAT

Authors: Fermi LAT Collaboration

Limits on the extragalactic background light in the Fermi era

Authors: Manuel Meyer, Martin Raue, Daniel Mazin, Dieter Horns

Estimating the Star Formation Rate at 1 kpc Scales in Nearby Galaxies

Authors: Adam K. Leroy, Frank Bigiel, W.J.G. de Blok, Samuel Boissier, Alberto Bolatto, Elias Brinks, Barry Madore, Juan-Carlos Munoz-Mateos, Eric Murphy, Karin Sandstrom, Andreas Schruba, Fabian Walter

Propagation of Ultra-High-Energy Cosmic Ray Nuclei in Cosmic Magnetic Fields and Implications for Anisotropy Measurements

Authors: Hajime Takami, Susumu Inoue, Tokonatsu Yamamoto

TeV Gamma-ray Observations of Markarian 421 using TACTIC during 2009-10

Authors: P. Chandra, R.C. Rannot, K.K. Yadav, A.K. Tickoo, K. K. Singh, K. Chanchalani, M. Kothari, N.K. Agarwal, A. Goyal, H.C. Goyal, S. Kotwal, N. Kumar, P. Marandi, K.Venugopal, C.K. Bhat, N. Bhatt, S. Bhattacharya, C. Borwankar, N. Chouhan, V.K. Dhar, S.R. Kaul, S.K. Koul, M.K. Koul, R. Koul, A.K. Mitra, S. Sahayanathan, M. Sharma

All-particle cosmic ray energy spectrum measured with 26 IceTop stations

Authors: IceCube Collaboration

Thirty years of SN 1980K: Evidence for light echoes

Authors: Ben E. K. Sugerman, Jennifer E. Andrews, Michael J. Barlow, Geoffrey C. Clayton, Barbara Ercolano, Parviz Ghavamian, Robert C. Kennicutt Jr., Oliver Krause, Margaret Meixner, Masaaki Otsuka

The structure of a collisionless shock in a partially ionized medium: I. Cosmic rays as test particles

Authors: P. Blasi, G. Morlino, R. Bandiera, E. Amato, D. Caprioli

tipa -- 2/14/2012

An improved measurement of muon antineutrino disappearance in MINOS

Authors: MINOS Collaboration

Critical Conditions for Core-Collapse Supernovae

Authors: Uri Keshet, Shmuel Balberg

Detection of the Second r-process Peak Element Tellurium in Metal-Poor Stars

Authors: Ian U. Roederer, James E. Lawler, John J. Cowan, Timothy C. Beers, Anna Frebel, Inese I. Ivans, Hendrik Schatz, Jennifer S. Sobeck, Christopher Sneden

Fully General Relativistic Simulations of Core-Collapse Supernovae with An Approximate Neutrino Transport

Authors: Takami Kuroda, Kei Kotake, Tomoya Takiwaki

A Search for Diffuse X-ray Emission from GeV Detected Galactic Globular Clusters

Authors: P. Eger, W. Domainko

The vertical motions of mono-abundance sub-populations in the Milky Way disk

Authors: Jo Bovy (IAS), Hans-Walter Rix (MPIA), David W. Hogg (NYU, MPIA), Timothy C. Beers (NOAO, Michigan State), Young Sun Lee (Michigan State), Lan Zhang (MPIA)

Single- and Two-Component GRB Spectra in the Fermi GBM-LAT Energy Range

Authors: P. Veres, P. Mészáros

Sources of GeV Photons and the Fermi Results

Authors: Charles D. Dermer (NRL)

All-sky search for gravitational-wave bursts in the second joint LIGO-Virgo run

Authors: the LIGO Scientific Collaboration, the Virgo Collaboration

tipa -- 2/13/2012

A New Ultraluminous X-ray Source in the Nearby Edge-on Spiral NGC 891

Authors: Edmund J. Hodges-Kluck, Joel N. Bregman, Jon M. Miller, Eric W. Pellegrini

Why Do Stars Form In Clusters? An Analytic Model for Stellar Correlation Functions

Authors: Philip F. Hopkins (Berkeley)

Energetic Constraints on a Rapid Gamma-Ray Flare in PKS 1222+216

Authors: Krzysztof Nalewajko, Mitchell C. Begelman, Benoit Cerutti, Dmitri A. Uzdensky, Marek Sikora

Berkeley Supernova Ia Program II: Initial Analysis of Spectra Obtained Near Maximum Brightness

Authors: Jeffrey M. Silverman, Jason J. Kong, Alexei V. Filippenko

VERITAS Deep Observations of the Dwarf Spheroidal Galaxy Segue 1

Authors: VERITAS Collaboration

The Swift short gamma-ray burst rate density: implications for binary neutron star merger rates

Authors: David Coward, Eric Howell, Tsvi Piran, Giulia Stratta, Marica Branchesi, Omer Bromberg, Bruce Gendre, Ronald Burman, Dafne Guetta

Constraining the optical emission from the double pulsar system J0737-3039

Authors: F. R. Ferraro, R. P. Mignani, C. Pallanca, E. Dalessandro, B. Lanzoni, A. Pellizzoni, A. Possenti, M. Burgay, F. Camilo, N. D'Amico, A. G. Lyne, M. Kramer, R. N. Manchester

The discovery of high power - high synchrotron peak blazars

Authors: P. Padovani (ESO), P. Giommi (ASDC), A. Rau (MPE)

Measurement of the electron density and magnetic field of the solar wind using millisecond pulsars

Authors: X. P. You, W. A. Coles, G. B. Hobbs, R. N. Manchester

tipa -- 2/8/2012

Cores in warm dark matter haloes: a Catch 22 problem

Authors: Andrea V. Maccio', Sinziana Paduroiu, Donnino Anderhalden, Aurel Schneider, Ben Moore

A deep search for the host galaxies of GRBs with no detected optical afterglow

Authors: A. Rossi, S. Klose, P. Ferrero, J. Greiner, L. A. Arnold, E. Gonsalves, D. H. Hartmann, A. C. Updike, D. A. Kann, T. Krühler, E. Palazzi, S. Savaglio, S. Schulze, P. M. J. Afonso, L. Amati, A. J. Castro-Tirado, C. Clemens, R. Filgas, J. Gorosabe, L. K. Hunt, A. Küpcü Yoldas, N. Masetti, M. Nardini, A. Nicuesa Guelbenzu, F. Olivares E., E. Pian, A. Rau, P. Schady, S. Schmid, A. Yoldas, A. de Ugarte Postigo

Implications on the X-ray emission of evolved pulsar wind nebulae based on VHE gamma-ray observations

Authors: Michael J. Mayer, Julia Brucker, Ira Jung, Kathrin Valerius, Christian Stegmann

A search for ultra-high energy neutrinos in highly inclined events at the Pierre Auger Observatory

Authors: The Pierre Auger Collaboration

Combined results of searches for the standard model Higgs boson in pp collisions at sqrt(s) = 7 TeV

Authors: CMS Collaboration

Combined search for the Standard Model Higgs boson using up to 4.9 fb-1 of pp collision data at sqrt(s) = 7 TeV with the ATLAS detector at the LHC

Authors: ATLAS Collaboration

A Search for Dark Higgs Bosons

Authors: The BABAR Collaboration, J. P. Lees, others

Weak charge form factor and radius of 208Pb through parity violation in electron scattering

Authors: C. J. Horowitz, Z. Ahmed, C.-M. Jen, A. Rakhman, P. A. Souder, M. M. Dalton, N. Liyanage, K. D. Paschke, K. Saenboonruang, R. Silwal, G. B. Franklin, M. Friend, B. Quinn, K. S. Kumar, D. McNulty, L. Mercado, S. Riordan, J. Wexler, R. W. Michaels, G. M. Urciuoli

tipa -- 2/7/2012

Measurement of the Mass and Stellar Population Distribution in M82 with the LBT

Authors: Johnny P. Greco, Paul Martini, Todd A. Thompson

Spectrum and Morphology of the Two Brightest Milagro Sources in the Cygnus Region: MGRO J2019+37 and MGRO J2031+41

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

Suzaku X-ray Imaging of the Extended Lobe in the Giant Radio Galaxy NGC6251 Associated with the Fermi-LAT Source 2FGLJ1629.4+8236

Authors: Y. Takeuchi, J. Kataoka, L. Stawarz, Y. Takahashi, K. Maeda, T. Nakamori, C. C. Cheung, A. Celotti, Y. Tanaka, T. Takahashi

Spectral components analysis of diffuse emission processes

Authors: Dmitry Malyshev

Discovery of the millisecond pulsar PSR J2043+1711 in a Fermi source with the Nancay Radio Telescope

Authors: L. Guillemot, P. C. C. Freire, I. Cognard, T. J. Johnson, Y. Takahashi, J. Kataoka, G. Desvignes, F. Camilo, E. C. Ferrara, A. K. Harding, G. H. Janssen, M. Keith, M. Kerr, M. Kramer, D. Parent, S. M. Ransom, P. S. Ray, P. M. Saz Parkinson, D. A. Smith, B. W. Stappers, G. Theureau

The long gamma-ray burst rate and the correlation with host galaxy properties

Authors: J. Elliott (1), J. Greiner (1), S. Khochfar (1), P. Schady (1), J. L. Johnson (1 and 2), A. Rau (1) ((1) Max-Planck-Insitut fuer extraterrestrische Physik, (2) Los Alamnos Laboratory)

Constraints on Low-Mass WIMP Interactions on 19F from PICASSO

Authors: The PICASSO Collaboration

Neutrino Velocity and Neutrino Oscillations

Authors: H. Minakata, A. Yu. Smirnov

Confronting the short-baseline oscillation anomalies with a single sterile neutrino and non-standard matter effects

Authors: G. Karagiorgi, M. H. Shaevitz, J. M. Conrad

tipa -- 2/6/2012

Spin-Down of Radio Millisecond Pulsars at Genesis

Authors: Thomas M. Tauris (AIfA, Bonn University / MPIfR)

Vertical structure of a supernova-driven turbulent magnetized ISM

Authors: Alex S. Hill, M. Ryan Joung, Mordecai-Mark Mac Low, Robert A. Benjamin, L. Matthew Haffner, Christian Klingenberg, Knut Waagan

Cuspy No More: How Outflows Affect the Central Dark Matter and Baryon Distribution in Lambda CDM Galaxies

Authors: F. Governato (1), A. Zolotov (2), A. Pontzen (3), C. Christensen (4), S.H. Oh (5,6), A.M. Brooks (7), T. Quinn (1), S. Shen (8), J. Wadsley (9) ((1) Univ of Washington, (2) Hebrew Univ. (3) Univ. of Oxford, (4) Univ. of Arizona, (5) Univ. of Western Australia, (6) CAASTRO, (7) Univ. of Wisconson, (8) UCSC, (9) McMaster Univ.)

In situ formation of SgrA* stars via disk fragmentation: parent cloud properties and thermodynamics

Authors: M. Mapelli, T. Hayfield, L. Mayer, J. Wadsley

Inverse Compton X-ray Emission from Supernovae with Compact Progenitors: Application to SN2011fe

Authors: R. Margutti, A.M. Soderberg, L. Chomiuk, R. Chevalier, K. Hurley, D. Milisavljevic, R.J. Foley, J.P. Hughes, P. Slane, C. Fransson, M. Moe, S. Barthelmy, W. Boynton, M. Briggs, V. Connaughton, E. Costa, J. Cummings, E. Del Monte, H. Enos, C. Fellows, M. Feroci, Y. Fukazawa, N. Gehrels, J. Goldsten, D. Golovin, Y. Hanabata, K. Harshman, H. Krimm, M. L. Litvak, K. Makishima, M. Marisaldi, I. G. Mitrofanov, T. Murakami, M. Ohno, D. M. Palmer, A. B. Sanin, R. Starr, D. Svinkin

A New Multi-Dimensional General Relativistic Neutrino Hydrodynamics Code for Core-Collapse Supernovae II. Relativistic Explosion Models of Core-Collapse Supernovae

Authors: B. Mueller, H.-Th. Janka, A. Marek

Stimulated Neutrino Transformation in Supernovae

Authors: James P. Kneller, Gail C. McLaughlin, Kelly M. Patton

tipa -- 2/3/2012

Dust to Dust: 3 years in the Evolution of the Unusual SN 2008S

Authors: D. M. Szczygiel, J. L. Prieto, C. S. Kochanek, K. Z. Stanek, T. A. Thompson, J. F. Beacom, P. M. Garnavich, C. E. Woodward

Unmasking the Supernova Impostors

Authors: C. S. Kochanek (1 and 2), D. M. Szczygiel (1 and 2), K. Z. Stanek (1 and 2) ((1) Department of Astronomy, The Ohio State University (2) Center for Cosmology and AstroParticle Physics, The Ohio State University)

Energetic feedback and $^{26}$Al from massive stars and their supernovae in the Carina region

Authors: R. Voss, P. Martin, R. Diehl, J.S. Vink, D.H. Hartmann, T. Preibisch

Neutral interstellar helium parameters based on IBEX-Lo observations and test particle calculations

Authors: M. Bzowski (1), M.A. Kubiak (1), E. Moebius (2), P. Bochsler (2,3), T. Leonard (2), D. Heirtzler, (2), H. Kucharek (2), J.M. Sokol (1), M. Hlond (1), G.B. Crew (4), N.A. Schwadron (2), S.A. Fuselier (5), D.J. McComas (6,7) ((1) Space Research Centre PAS, Poland (2) University of New Hampshire, (3) University of Bern, Switzerland (4) Haystack Observatory, MIT (5) Space Physics Lab, Lockheed martin, (6) Southwest Research Institute (7) University of Texas in San Antonio)