today in particle astrophysics

Authors: M. L. P. Gunawardhana, A. M. Hopkins, R. G. Sharp, S. Brough, E. Taylor, J. Bland-Hawthorn, C. Maraston, R. J. Tuffs, C. C. Popescu, D. Wijesinghe, D. H. Jones, S. Croom, E. Sadler, S. Wilkins, S. P. Driver, J. Liske, P. Norberg, I. K. Baldry, S. P. Bamford, J. Loveday, J. A. Peacock, A. S. G. Robotham, D. B. Zucker, Q. A. Parker, C. J. Conselice, E. Cameron, C. S. Frenk, D. T. Hill, L. S. Kelvin, K. Kuijken, B. F. Madore, B. Nichol, H. R. Parkinson, K. A. Pimbblet, M. Prescott, W. J. Sutherland, D. Thomas, E. van Kampen

Feasibility study of probing the high energy end of the primary cosmic electron spectrum by detecting geo-synchrotron X-rays

Authors: Y.Akaike, K.Kasahara, R.Nakamura, S.Ozawa, Y.Shimizu, S.Torii, K.Yoshida, T.Tamura, S.Udo

The Case for the Dual Halo of the Milky Way

Authors: Timothy C. Beers (1), Daniela Carollo (2), Zeljko Ivezic (3), Deokkeun An (4), Masashi Chiba (5), John E. Norris (2), Ken C. Freeman (2), Young Sun Lee (1), Jeffrey A. Munn (6), Paola Re Fiorentin (7), Thirupathi Sivarani (8), Ronald Wilhelm (9), Brian Yanny (10), Donald G. York (11) ((1) Michigan State Univ., (2) Australian National Univ., (3) Univ. of Washington, (4) Ehwa Womans Univ., Korea, (5) Tohoku Univ., Japan, (6) USNO, (7) Torino Observatory, Italy, (8) Indian Institute of Astrophysics, Bangalore, (9) Univ. of Kentucky, (10) FermiLab, (11) Univ. of Chicago)

Enhanced emission from GRB 110328A could be evidence for tidal disruption of a star

Authors: Ulisses Barres de Almeida, Alessandro De Angelis

H.E.S.S. observations of the globular clusters NGC 6388 and M 15 and search for a Dark Matter signal

Authors: HESS Collaboration

Detection of elusive Radio and Optical emission from Cosmic-ray showers in the 1960s

Authors: David J. Fegan

Physical Theories, Eternal Inflation, and Quantum Universe

Authors: Yasunori Nomura

New Measurement of the Scintillation Efficiency of Low-Energy Nuclear Recoils in Liquid Xenon

Authors: G. Plante, E. Aprile, R. Budnik, B. Choi, K.-L. Giboni, L. W. Goetzke, R. F. Lang, K. E. Lim, A. J. Melgarejo Fernandez

tipa -- 4/13/2011

Absence of day-night asymmetry of 862 keV Be-7 solar neutrino rate in Borexino and MSW oscillation parameters

Authors: The Borexino Collaboration

Radiation-Hydrodynamic Simulations of the Formation of Massive Star Clusters I. Implications for the Origin of the Initial Mass Function

Authors: Mark R. Krumholz, Richard I. Klein, Christopher F. McKee

Evolution and lifetime of transient clumps in the turbulent interstellar medium

Authors: D. Falceta-Goncalves, A. Lazarian

Fermi-LAT Observations of Two Gamma-Ray Emission Components from the Quiescent Sun

Authors: A.A.Abdo, et al. (the Fermi LAT collaboration)

Authors: M. S. Bothwell (1), R. C. Kenicutt (1), B. D. Johnson (1), Y. Wu (2), J. C. Lee (3), D. Dale (4), C. Engelbracht (5), D. Calzetti (6), E. Skillman (7) ((1) IoA Cambridge, (2) Caltech, (3) Carnegie, (4) Wyoming, (5) Arizona, (6) UMass, (7) Minnesota)

Time-dependent perpendicular transport of fast charged particles in a turbulent magnetic field

Authors: F. Fraschetti, J. R. Jokipii

Electromagnetic power of merging and collapsing compact objects

Authors: Maxim Lyutikov (Purdue University)

Searching for signals of magnetic lensing in ultra-high energy cosmic rays

Authors: Geraldina Golup, Diego Harari, Silvia Mollerach, Esteban Roulet

Ultrahigh Energy Nuclei in the Turbulent Galactic Magnetic Field

Authors: G. Giacinti, M. Kachelriess, D. V. Semikoz, G. Sigl

tipa -- 4/6/2011

Invariant Mass Distribution of Jet Pairs Produced in Association with a W boson in ppbar Collisions at sqrt(s) = 1.96 TeV

Authors: CDF Collaboration, T. Aaltonen, et al

Semi-analytic modeling of the EBL and consequences for extragalactic gamma-ray spectra

Authors: R. C. Gilmore, R. S. Somerville, J. R. Primack, A. Domínguez

On the link between associated MgII absorbers and star formation in quasar hosts

Authors: Yue Shen, Brice Ménard

Dual-frequency VLBI study of Centaurus A on sub-parsec scales

Authors: Cornelia Müller, M. Kadler, R. Ojha, J. Wilms, M. Böck, P. G. Edwards, C. M. Fromm, H. Hase, S. Horiuchi, U. Katz, J. E. J. Lovell, C. Plötz, T. Pursimo, S. Richers, E. Ros, R. E. Rothschild, G. B. Taylor, S. J. Tingay, J. A. Zensus

Gyrokinetic Simulations of Solar Wind Turbulence from Ion to Electron Scales

Authors: Gregory G. Howes, Jason M. TenBarge, William Dorland, Eliot Quataert, Alexander A. Schekochihin, Ryusuke Numata, Tomoya Tatsuno

Domenico Pacini, uncredited pioneer of the discovery of cosmic rays

Authors: Alessandro De Angelis

tipa -- 4/5/2011

First direct observation of muon antineutrino disappearance

Authors: MINOS collaboration

Measurement of the Inelastic Proton-Proton Cross-Section at sqrt{s}=7 TeV with the ATLAS Detector

Authors: The ATLAS Collaboration

Supernova Fallback onto Magnetars and Propeller-Powered Supernovae

Authors: Anthony L. Piro, Christian D. Ott

Five supernova survey galaxies in the southern hemisphere. II. The supernova rates

Authors: A. A. Hakobyan, A. R. Petrosian, G. A. Mamon, B. McLean, D. Kunth, M. Turatto, E. Cappellaro, F. Mannucci, R. J. Allen, N. Panagia, M. Della Valle

Gamma-ray bursts from magnetized collisionally-heated jets

Authors: Indrek Vurm, Andrei M. Beloborodov, Juri Poutanen

Dark matter in the classical dwarf spheroidal galaxies: a robust constraint on the astrophysical factor for gamma-ray flux calculations

Authors: M.G. Walker, C. Combet, J.A. Hinton, D. Maurin, M.I. Wilkinson

Dark matter profiles and annihilation in dwarf spheroidal galaxies: prospectives for present and future gamma-ray observatories - I. The classical dSphs

Authors: A. Charbonnier, C. Combet, M. Daniel, S. Funk, J.A. Hinton, D. Maurin, C. Power, J.I. Read, S. Sarkar, M.G. Walker, M.I. Wilkinson

Connecting RS OPh to [some] Type Ia Supernovae

Authors: F. Patat, N.N. Chugai, Ph. Podsiadlowski, E. Mason, C. Melo, L. Pasquini

tipa -- 4/4/2011

Statistics of gamma-ray point sources below Fermi detection limit

Authors: Dmitry Malyshev, David W. Hogg

Population study for gamma-ray pulsars: (III) Radiation characteristics and viewing geometry

Authors: J. Takata, Y. Wang, K.S. Cheng, (The University of Hong Kong)

Time-Dependent Searches for Point Sources of Neutrinos with the 40-String and 22-String Configurations of IceCube

Authors: The IceCube Collaboration: R. Abbasi, et al

The radio continuum structure of Centaurus A at 1.4 GHz

Authors: Ilana Feain, Tim Cornwell, Ron Ekers, Mark Calabretta, Ray Norris, Melanie Johnston-Hollitt, Juergen Ott, Emma Lindley, Bryan Gaensler, Tara Murphy, Enno Middelberg, Sarka Jiraskova, Shane O'Sullivan, Naomi McClure-Griffiths

The Milky Way Heart: Investigating molecular gas and gamma-ray morphologies in the Central Molecular Zone

Authors: David I. Jones (1), Michael Burton (2), Paul Jones (2,3), Andrew Walsh (4), Gavin Rowell (5), Felix Aharonian (6,1) ((1) MPIfK, (2) UNSW, (3) Universidad de Chile, (4) JCU, (5) University of Adelaide, (6) DIAS)

Gamma Ray Signal from the Pulsar Wind in the Binary Pulsar system PSR B1259-63/LS2883

Authors: Dmitry Khangulyan, Felix Aharonian, Sergey Bogovalov, Marc Ribó

classic papers of the week -- 190

Aspects of the Grand Unification of Strong, Weak and Electromagnetic Interactions

A.J. Buras, John R. Ellis, M.K. Gaillard, Dimitri V. Nanopoulos (CERN)

Binary evolution in stellar dynamics

Heggie, D. C. (Cambridge University)

On Distributed Communications I. Introduction to Distributed Communications Networks

Paul Baran (United States Air Force Project RAND)

tipa -- 4/1/2011

Forming Realistic Late-Type Spirals in a LCDM Universe: The Eris Simulation

Authors: Javiera Guedes, Simone Callegari, Piero Madau, Lucio Mayer

GRB 071028B, a burst behind large amounts of dust in an unabsorbed galaxy

Authors: C. Clemens (1), J. Greiner (1), T. Krühler (1 and 2), D. Pierini (1), S. Savaglio (1), S. Klose (3), P. M. J. Afonso (1), R. Filgas (1), F. Olivares E. (1), A. Rau (1), P. Schady (1), A. Rossi (3), A. Küpcü Yolda\cs (4), A. C. Updike (5), A. Yolda\cs (1) ((1) Max-Planck-Institut für extraterrestrische Physik, (2) Universe Cluster at Technische Universität München, (3) Thüringer Landessternwarte Tautenburg, (4) European Southern Observatory, (5) Department of Physics and Astronomy at Clemson University)

tipa -- 3/31/2011

The End of Helium Reionization at z~2.7 Inferred from Cosmic Variance in HST/COS HeII Lyman Alpha Absorption Spectra

Authors: Gábor Worseck (1), J. Xavier Prochaska (1), Matthew McQuinn (2), Aldo Dall'Aglio (3), Cora Fechner (4), Joseph F. Hennawi (5), Dieter Reimers (6), Philipp Richter (4), Lutz Wisotzki (3) ((1) UCO/Lick Observatory at University of California Santa Cruz, (2) University of California Berkeley, (3) Astrophysikalisches Institut Potsdam, (4) Universität Potsdam, (5) Max-Planck-Institut für Astronomie, (6) Hamburger Sternwarte/Universität Hamburg)

Antimatter production in supernova remnants

Authors: M.Kachelriess, S.Ostapchenko, R.Tomas

A Robust Approach to Constraining Dark Matter from Gamma-Ray Data

Authors: Eric J. Baxter, Scott Dodelson

Gravity modes as a way to distinguish between hydrogen- and helium-burning red giant stars

Authors: Timothy R. Bedding, Benoit Mosser, Daniel Huber, Josefina Montalban, Paul Beck, Joergen Christensen-Dalsgaard, Yvonne P. Elsworth, Rafael A. Garcia, Andrea Miglio, Dennis Stello, Timothy R. White, Joris De Ridder, Saskia Hekker, Conny Aerts, Caroline Barban, Kevin Belkacem, Anne-Marie Broomhall, Timothy M. Brown, Derek L. Buzasi, Fabien Carrier, William J. Chaplin, Maria Pia Di Mauro, Marc-Antoine Dupret, Soeren Frandsen, Ronald L. Gilliland, Marie-Jo Goupil, Jon M. Jenkins, Thomas Kallinger, Steven Kawaler, Hans Kjeldsen, Savita Mathur, Arlette Noels, Victor Silva Aguirre, Paolo Ventura

Solar neutrino-electron scattering as background limitation for double beta decay

Authors: N. F. de Barros, K. Zuber

First Evidence for the Suppressed Decay B- -> DK-, D -> K+pi-

Authors: Belle Collaboration

Measurements of Direct CP Violating Asymmetries in Charmless Decays of Strange Bottom Mesons and Bottom Baryons

Authors: CDF Collaboration: T. Aaltonen, et al

tipa -- 3/30/2011

The correlation structure of dark matter halo properties

Authors: Akila Jeeson-Daniel (1,2), Claudio Dalla Vecchia (2,3), Marcel R. Haas (2,4), Joop Schaye (2) ((1) MPA (2) Leiden (3) MPE (4) STScI)

High Energy Neutrino Emission from the Earliest Gamma-Ray Bursts

Authors: Shan Gao, Kenji Toma, Peter Meszaros

The Discovery and Nature of Optical Transient CSS100217:102913+404220

Authors: A.J. Drake, S.G. Djorgovski, A. Mahabal, J. Anderson, R. Roy, V. Mohan, S. Ravindranath, D. Frail, S. Gezari, James D. Neill, L.C. Ho, J.L. Prieto, D. Thompson, J. Thorstensen, M. Wagner, R. Kowalski, J. Chiang, J.E. Grove, F.K. Schinzel, D.L. Wood, L. Carrasco, E. Recillas, L. Kewley, K.N. Archana, Aritra Basu, Yogesh Wadadekar, Brijesh Kumar, A.D. Myers, E.S. Phinney, R. Williams, M.J. Graham, M. Catelan, E. Beshore, S. Larson, E. Christensen

Internal gamma gamma-opacity in Active Galactic Nuclei and the consequences for the TeV observations of M87 and Cen A

Authors: Katharina A. Brodatzki, David J. S. Pardy, Julia K. Becker, Reinhard Schlickeiser

A search for Very High Energy gamma-ray emission from Sco X-1 with the MAGIC telescopes

Authors: MAGIC Collaboration

Observations of the young supernova remnant RX J1713.7-3946 with the Fermi Large Area Telescope

Authors: A. A. Abdo, Fermi LAT Collaboration

tipa -- 3/29/2011

Cosmological and Astrophysical Neutrino Mass Measurements

Authors: K. N. Abazajian, E. Calabrese, A. Cooray, F. De Bernardis, S. Dodelson, A. Friedland, G. M. Fuller, S. Hannestad, B. G. Keating, E. V. Linder, C. Lunardini, A. Melchiorri, R. Miquel, E.Pierpaoli, J. Pritchard, P. Serra, M. Takada, Y. Y. Y. Wong

High energy cosmic-ray interactions with particles from the Sun

Authors: Kristoffer K. Andersen, Spencer R. Klein

WIMP astronomy with liquid-noble and cryogenic direct-detection experiments

Authors: Annika H. G. Peter

Supernova discoveries 2010: statistics and trends

Authors: Avishay Gal-Yam, Paolo Mazzali

Extended X-ray emission in the vicinity of the microquasar LS 5039: pulsar wind nebula?

Authors: Martin Durant (1), Oleg Kargaltsev (1), George G. Pavlov (2,3), Chulhoon Chang (2), Gordon P. Garmire (2), ((1) University of Florida, (2) Pennsylvania State University, (3) St.-Petersburg State Polytechnical University)

A Second Relativistic Mean Field and Virial Equation of State for Astrophysical Simulations