today in particle astrophysics

tipa -- 3/14/2012

A primordial star in the heart of the Lion

Authors: E. Caffau (1,2,3), P. Bonifacio (2,3), P. François (2,4), M. Spite (2), F. Spite (2), S. Zaggia (5), H.-G. Ludwig (1,2), M. Steffen (6), L. Mashonkina (7), L. Monaco (3), L. Sbordone (1,2), P. Molaro (8), R. Cayrel (2), B. Plez (9), V. Hill (10), F. Hammer (2), S. Randich (11) ((1) ZAH-LSW Heidelberg, (2) GEPI - Obs. de Paris, CNRS, Univ. Paris Diderot, (3) ESO - Santiago, (4) Univ. de Picardie Jules Verne,(5) INAF - Osservatorio Astronomico di Padova, (6) Leibniz Institut für Astrophysik Potsdam, (7) Institute of Astronomy, Russian Academy of Sciences, (8) INAF - Osservatorio Astronomico di Trieste, (9) LUPM - Univ. Montpellier 2, CNRS, (10) Univ. de Nice Sophia Antipolis, CNRS, OCA, Lab. Cassiopée, (11) INAF - Osservatorio Astrofisico di Arcetri)

Radiation-Hydrodynamic Simulations of the Formation of Orion-Like Star Clusters II. The Initial Mass Function from Winds, Turbulence, and Radiation

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

The S-Star Cluster at the Center of the Milky Way: On the nature of diffuse NIR emission in the inner tenth of a parsec

Authors: Nadeen Sabha, Andreas Eckart, David Merritt, Mohammad Zamaninasab, Gunther Witzel, Macarena García-Marín, Behrang Jalali, Monica Valencia-S., Senol Yazici, Rainer Buchholz, Banafsheh Shahzamanian, Christian Straubmeier

High-velocity clouds as streams of ionized and neutral gas in the halo of the Milky Way

Authors: N. Lehner, J.C. Howk, C. Thom, A.J. Fox, J. Tumlinson, T.M. Tripp, J.D. Meiring

Gravity darkening and brightening in binaries

Authors: Helen E. White, Thomas W. Baumgarte, Stuart L. Shapiro

Multi-wavelength Observations of the Radio Magnetar PSR J1622-4950 and Discovery of its Possibly Associated Supernova Remnant

Authors: Gemma E. Anderson, B. M. Gaensler, Patrick O. Slane, Nanda Rea, David L. Kaplan, Bettina Posselt, Lina Levin, Simon Johnston, Stephen S. Murray, Crystal L. Brogan, Matthew Bailes, Samuel Bates, Robert A. Benjamin, N.D. Ramesh Bhat, Marta Burgay, Sarah Burke-Spolaor, Deepto Chakrabarty, Nichi D'Amico, Jeremy J. Drake, Paolo Esposito, Jonathan E. Grindlay, Jaesub Hong, G. L. Israel1, Michael J. Keith, Michael Kramer, T. Joseph W. Lazio, Julia C. Lee, Jon C. Mauerhan, Sabrina Milia, Andrea Possenti, Ben Stappers, Danny T. H. Steeghs

Building up the spectrum of cosmic-rays in star-forming regions

Authors: Diego F. Torres, Analia Cillis, Brian Lacki, Yoel Rephaeli

Detection of VHE γ-rays from HESS J0632+057 during the 2011 February X-ray outburst with the MAGIC Telescopes

Authors: The MAGIC Collaboration

Sensitivity Achieved by the LIGO and Virgo Gravitational Wave Detectors during LIGO's Sixth and Virgo's Second and Third Science Runs

Authors: The LIGO Scientific Collaboration, The Virgo Collaboration

Polarized nuclear target based on parahydrogen induced polarization

Authors: D. Budker, M. P. Ledbetter, S. Appelt, L. S. Bouchard, B. Wojtsekhowski

Demonstration of Communication using Neutrinos

Authors: D.D. Stancil, P. Adamson, M. Alania, L. Aliaga, M. Andrews, C. Araujo Del Castillo, L. Bagby, J.L. Bazo Alba, A. Bodek, D. Boehnlein, R. Bradford, W.K. Brooks, H. Budd, A. Butkevich, D.A.M. Caicedo, D.P. Capista, C.M. Castromonte, A. Chamorro, E. Charlton, M.E. Christy, J. Chvojka, P.D. Conrow, I. Danko, M. Day, J. Devan, J.M. Downey, S.A. Dytman, B. Eberly, J.R. Fein, J. Felix, L. Fields, G.A. Fiorentini, A.M. Gago, H. Gallagher, R. Gran, J. Grange, J. Griffin, T. Griffin, E. Hahn, D.A. Harris, A. Higuera, J.A. Hobbs, C.M. Hoffman, B.L. Hughes, K. Hurtado, A. Judd, T. Kafka, K. Kephart, J. Kilmer, M. Kordosky, S.A. Kulagin, V.A. Kuznetsov, M. Lanari, T. Le, H. Lee, L. Loiacono, G. Maggi, E. Maher, S.Manly, W.A. Mann, C.M. Marshall, K.S. McFarland, A. Mislivec, A. M. McGowan, J.G. Morfin, H. da Motta, J. Mousseau, J.K. Nelson, J.A. Niemiec-Gielata, N. Ochoa, B. Osmanov, J. Osta, J.L. Palomino, J.S. Paradis, V. Paolone, J. Park, C. Pena, G. Perdue, C.E. Perez Lara, A.M. Peterman, A. Pla-Dalmau, B. Pollock, F. Prokoshin, R.D. Ransome, H. Ray, M. Reyhan, P. Rubinov, D. Ruggiero, O.S. Sands, H. Schellman, D.W. Schmitz, E.C. Schulte, C. Simon, C.J. Solano Salinas, R. Stefanski, R.G. Stevens, N. Tagg, V. Takhistov, B.G. Tice, R.N. Tilden, J.P. Velasquez, I. Vergalosova, J. Voirin, J. Walding, B.J. Walker, T. Walton, J. Wolcott, T.P. Wytock, G. Zavala, D. Zhang, L.Y. Zhu, B.P. Ziemer

tipa -- 3/13/2012

Modeling high-energy light curves of the PSR B1259-63/LS 2883 binary based on 3-D SPH simulation

Authors: J. Takata, A.T. Okazaki, S. Nagataki, T. Naito, S.-H. Lee, M. Mori, K. Hayasaki, M.S. Yamaguchi, S.P. Owocki

Probing axion-like particles with the ultraviolet photon polarization from active galactic nuclei in radio galaxies

Authors: D. Horns, L. Maccione, A. Mirizzi, M. Roncadelli

An Inverse Compton Scattering Origin of X-ray Flares from Sgr A*

Authors: F. Yusef-Zadeh, M. Wardle, K. Dodds-Eden, C. O. Heinke, S. Gillessen, R. Genzel, H. Bushouse, N. Grosso, D. Porquet

MHD Simulations of AGN Jets in a Dynamic Galaxy Cluster Medium

Authors: Peter Mendygral, Tom Jones, Klaus Dolag

Semiconductor Probes of Light Dark Matter

Authors: Peter W. Graham, David E. Kaplan, Surjeet Rajendran, Matthew T. Walters

tipa -- 3/12/2012

HerMES: deep number counts at 250, 350, and 500 microns in the COSMOS and GOODS-N fields and the build-up of the cosmic infrared background

Authors: M. Béthermin, E. Le Floc'h, O. Ilbert, A. Conley, G. Lagache, A. Amblard, V. Arumugam, H. Aussel, S. Berta, J. Bock, A. Boselli, V. Buat, C.M. Casey, N. Castro-Rodríguez, A. Cava, D.L. Clements, A. Cooray, C.D. Dowell, S. Eales, D. Farrah, A. Franceschini, J. Glenn, M. Griffin, E. Hatziminaoglou, S. Heinis, E. Ibar, R.J. Ivison, J.S. Kartaltepe, L. Levenson, G. Magdis, L. Marchetti, G. Marsden, H.T. Nguyen, B. O'Halloran, S.J. Oliver, A. Omont, M.J. Page, P. Panuzzo, A. Papageorgiou, C.P. Pearson, I. Pérez-Fournon, M. Pohlen, D. Rigopoulou, I.G. Roseboom, M. Rowan-Robinson, M. Salvato, B. Schulz, Douglas Scott, N. Seymour, D.L. Shupe, A.J. Smith, M. Symeonidis, M. Trichas, K.E. Tugwell, M. Vaccari, I. Valtchanov, J.D. Vieira, M. Viero, L. Wang, C.K. Xu, M. Zemcov

The Arduous Journey to Black-Hole Formation in Potential Gamma-Ray Burst Progenitors

Authors: Luc Dessart, Evan O'Connor, Christian D. Ott

Impact of type ia supernova ejecta on binary companions in the single-degenerate scenario

Authors: Kuo-Chuan Pan, Paul Ricker, Ronald Taam

A spectroscopically normal type Ic supernova from a very massive progenitor

Authors: Stefano Valenti (1), Stefan Taubenberger, Andrea Pastorello, Levon Aramyan, Maria Teresa Botticella, Morgan Fraser, Stefano Benetti, Stephen J. Smartt, Enrico Cappellaro, Nancy Elias-Rosa, Mattias Ergon, Lindsay Magill, Eugene Magnier, Rubina Kotak, Paul A. Price, Jesper Sollerman, Lina Tomasella, Massimo Turatto, Darryl Edmund Wright. - (1) INAF-Osservatorio Astronomico di Padova

An Updated Look at Binary Characteristics of Massive Stars in the Cygnus OB2 Association

Authors: Daniel C. Kiminki, Henry A. Kobulnicky

Thermonuclear burst oscillations

Authors: Anna L. Watts (University of Amsterdam)

tipa -- 3/9/2012

Observation of electron-antineutrino disappearance at Daya Bay

Authors: Daya Bay Collaboration

Strong Evolution of X-Ray Absorption in the Type IIn Supernova SN 2010jl

Authors: Poonam Chandra, Roger A. Chevalier, Christopher M. Irwin, Nikolai Chugai, Claes Fransson, Alicia M. Soderberg

Characterizing Cosmic-Ray Propagation in Massive Star-Forming Regions: The Case of 30 Doradus and the Large Magellanic Cloud

Authors: E.J. Murphy, T.A. Porter, I.V. Moskalenko, G. Helou, A.W. Strong

Probing Interstellar Dust with Infrared Echoes from the Cas A Supernova

Authors: Frédéric P.A. Vogt, Marc-André Besel, Oliver Krause, Cornelis P. Dullemond

The gamma-ray spectrum of Geminga and the inverse Compton model of pulsar high energy emission

Authors: Maxim Lyutikov (Purdue University)

The metal-enriched host of an energetic gamma-ray burst at z ~ 1.6

Authors: T. Krühler, J. P. U. Fynbo, S. Geier, J. Hjorth, D. Malesani, B. Milvang-Jensen, M. Sparre, D. J. Watson, T. Zafar

A side-by-side comparison of Daya Bay antineutrino detectors

Authors: Daya Bay Collaboration

tipa -- 3/8/2012

Timing properties of gamma-ray bursts detected by SPI-ACS detector on board of INTEGRAL

Authors: V. Savchenko, A. Neronov. T. J.-L. Courvoisier

Dip after Precursor of Super-Luminous Supernovae: An Evidence of Shock Breakout in Dense Circumstellar Medium

Authors: Takashi J. Moriya, Keiichi Maeda

Stability analysis of collective neutrino oscillations in the supernova accretion phase with realistic energy and angle distributions

Authors: Ninetta Saviano (Hamburg U., II Inst. Theor. Phys.), Sovan Chakraborty (Hamburg U., II Inst. Theor. Phys.), Tobias Fischer (GSI and Technische Univ. Darmstadt), Alessandro Mirizzi (Hamburg U., II Inst. Theor. Phys.)

Neutrino scattering and flavor transformation in supernovae

Authors: John F. Cherry, J. Carlson, Alexander Friedland, George M. Fuller, Alexey Vlasenko

tipa -- 3/7/2012

Galactic winds driven by cosmic-ray streaming

Authors: M. Uhlig (1,2), C. Pfrommer (3), M. Sharma (4), B. B. Nath (4), T. A. Ensslin (1), V. Springel (3,5) ((1) MPA Garching, (2) MPIDS Goettingen, (3) HITS Heidelberg, (4) RRI Bangalore, (5) ZAU/ARI Heidelberg)

Cosmological Implications of a Stellar Initial Mass Function that Varies with the Jeans Mass in Galaxies

Authors: Desika Narayanan (Arizona), Romeel Davé (Arizona)

The prompt-afterglow connection in Gamma-Ray Bursts: a comprehensive statistical analysis of Swift X-ray light-curves

Authors: R. Margutti, E. Zaninoni, M. G. Bernardini, G. Chincarini, F. Pasotti, C. Guidorzi, L. Angelini, D. N. Burrows, M. Capalbi, P. A. Evans, N. Gehrels, J. Kennea, V. Mangano, A. Moretti, J. Nousek, J. P. Osborne, K. L. Page, M. Perri, J. Racusin, P. Romano, B. Sbarufatti, S. Stafford, M. Stamatikos

gamma-rays from annihilating dark matter in galaxy clusters: stacking vs single source analysis

Authors: E. Nezri, R. White, C. Combet, D. Maurin, E. Pointecouteau, J. A. Hinton

Search for annual modulation in low-energy CDMS-II data

Authors: CDMS Collaboration

Fermi LAT Search for Internal Bremsstrahlung Signatures from Dark Matter Annihilation

Authors: Torsten Bringmann, Xiaoyuan Huang, Alejandro Ibarra, Stefan Vogl, Christoph Weniger

On Relating the Genesis of Cosmic Baryons and Dark Matter

Authors: Hooman Davoudiasl (BNL), Rabindra N. Mohapatra (U. Maryland)

tipa -- 3/6/2012

Infrared Colors of the gamma-ray detected blazars

Authors: R. D'Abrusco, F. Massaro. M. Ajello, J.E. Grindlay, H.A. Smith, G. Tosti

A common solution to the cosmic ray anisotropy and gradient problems

Authors: Carmelo Evoli, Daniele Gaggero, Dario Grasso, Luca Maccione

Magneto-rotationally driven Supernovae as the origin of early galaxy r-process elements?

Authors: Christian Winteler, Roger Kaeppeli, Albino Perego, Almudena Arcones, Nicolas Vasset, Nobuya Nishimura, Matthias Liebendoerfer, Friedrich-Karl Thielemann

PSR J0737-3039B: A probe of radio pulsar emission heights

Authors: B. B. P. Perera, D. Lomiashvili, K. N. Gourgouliatos, M. A. McLaughlin, M. Lyutikov

Low-mass star formation triggered by early supernova explosions

Authors: Gen Chiaki (IPMU, U-Tokyo), Naoki Yoshida (IPMU, U-Tokyo), Tetsu Kitayama (Toho University)

A search for dark matter in events with one jet and missing transverse energy in pp-bar collisions at sqrt(s) = 1.96 TeV

Authors: The CDF Collaboration

tipa -- 3/5/2012

Identification of the infrared non-thermal emission in Blazars

Authors: F. Massaro, R. D'Abrusco, M. Ajello, J. E. Grindlay, Howard A. Smith

The Origin and Distribution of Cold Gas in the Halo of a Milky Way-Mass Galaxy

Authors: Ximena Fernández, M. Ryan Joung, Mary E. Putman

Star Formation in Ram Pressure Stripped Tails

Authors: Stephanie Tonnesen, Greg L. Bryan

Probing the peak of the star formation rate density with the extragalactic background light

Authors: Martin Raue, Manuel Meyer (Institute for Experimental Physics, University of Hamburg)

Discovery of VHE gamma-rays from the blazar 1ES 1215+303 with the MAGIC Telescopes and simultaneous multi-wavelength observations

Authors: MAGIC Collaboration

Elastic scattering signals of solar neutrinos with enhanced baryonic currents

Authors: Maxim Pospelov, Josef Pradler

tipa -- 3/1/2012

Search for a correlation between ANTARES neutrinos and Pierre Auger Observatory UHECRs arrival directions

Authors: ANTARES collaboration

tipa -- 2/29/2012

A Hybrid Magnetically/Thermally-Driven Wind in the Black Hole GRO J1655-40?

Authors: Joseph Neilsen, Jeroen Homan (MIT Kavli Institute for Astrophysics and Space Research)

Cosmological constraints from CMB distortion

Authors: James B. Dent, Damien A. Easson, Hiroyuki Tashiro

Synchrotron Emission from VHE Gamma-Ray Induced Pair Cascades in AGN Environments

Authors: Parisa Roustazadeh, Markus Boettcher (Ohio University)

Probing the Equation of State of Nuclear Matter via Neutron Star Asteroseismology

Authors: Hajime Sotani, Ken'ichiro Nakazato, Kei Iida, Kazuhiro Oyamatsu

Exploring nu signals in dark matter detectors

Authors: Roni Harnik (Fermilab), Joachim Kopp (Fermilab), Pedro A. N. Machado (University of São Paulo, IPhT CEA-Saclay, Fermilab)

Halo independent comparison of direct dark matter detection data

Authors: Paolo Gondolo, Graciela B. Gelmini

Theoretical Aspects of the Equivalence Principle

Authors: Thibault Damour

tipa -- 2/28/2012

Formation and evolution of primordial protostellar systems

Authors: Thomas H. Greif, Volker Bromm, Paul C. Clark, Simon C. O. Glover, Rowan J. Smith, Ralf S. Klessen, Naoki Yoshida, Volker Springel

Solution to Big-Bang Nucleosynthesis in Hybrid Axion Dark Matter Model

Authors: Motohiko Kusakabe, A.B. Balantekin, Toshitaka Kajino, Y. Pehlivan

Spitzer Imaging and Spectral Mapping of the Oxygen-Rich Supernova Remnant G292.0+1.8

Authors: Parviz Ghavamian, Knox S. Long, William P. Blair, Sangwook Park, Robert Fesen, Bryan M. Gaensler, John P. Hughes, Jeonghee Rho, P. Frank Winkler

Early evolution of spherical ejecta expanding into the circumstellar matter at ultra-relativistic speeds

Authors: Toshikazu Shigeyama, Akihiro Suzuki, Ko Nakamura

Interpretation of the flares of M87 at TeV energies in the cloud-jet interaction scenario

Authors: Maxim V. Barkov, Valenti Bosch-Ramon, Felix A. Aharonian

The electromagnetic model of short GRBs, the nature of prompt tails and highly efficient episodic accretion

Authors: Maxim Lyutikov (Purdue)

tipa -- 2/27/2012

Cross-correlation of WISE Galaxies with the Cosmic Microwave Background

Authors: Tomotsugu Goto, Istvan Szapudi (ifa/Univ. of Hawaii), Benjamin R. Granett (INAF)

Joint anisotropy and source count constraints on the contribution of blazars to the diffuse gamma-ray background

Authors: Alessandro Cuoco, Eiichiro Komatsu, Jennifer Siegal-Gaskins

Characterizing the Galactic White Dwarf Binary Population with Sparsely Sampled Radial Velocity Data

Authors: Dan Maoz, Carles Badenes, Steven J. Bickerton

The Merger Rate of Binary White Dwarfs in the Galactic Disk

Authors: Carles Badenes, Dan Maoz

Search for Dark Matter Annihilation Signals from the Fornax Galaxy Cluster with H.E.S.S

Authors: HESS Collaboration

A star disrupted by a stellar black hole as the origin of the cloud falling towards the Galactic center

Authors: Jordi Miralda-Escude

Thermal decoupling and the smallest subhalo mass in dark matter models with Sommerfeld-enhanced annihilation rates

Authors: Laura G. van den Aarssen, Torsten Bringmann, Yasar C Goedecke

tipa -- 2/24/2012

Probing the Local Velocity Distribution of WIMP Dark Matter with Directional Detectors

Authors: Samuel K. Lee, Annika H. G. Peter

Wave-Driven Mass Loss in the Last Year of Stellar Evolution: Setting the Stage for the Most Luminous Core-Collapse Supernovae

Authors: Eliot Quataert, Josh Shiode

The Energy Spectrum of Telescope Array's Middle Drum Detector and the Direct Comparison to the High Resolution Fly's Eye Experiment

Authors: T. Abu-Zayyad, R. Aida, M. Allen, R. Anderson, R. Azuma, E. Barcikowski, J. W. Belz, D. R. Bergman, S. A. Blake, R. Cady, B. G. Cheon, J. Chiba, M. Chikawa, E. J. Cho, W. R. Cho, H. Fujii, T. Fujii, T. Fukuda, M. Fukushima, D. Gorbunov, W. Hanlon, K. Hayashi, Y. Hayashi, N. Hayashida, K. Hibino, K. Hiyama, K. Honda, T. Iguchi, D. Ikeda, K. Ikuta, N. Inoue, T. Ishii, R. Ishimori, D. Ivanov, S. Iwamoto, C. C. H. Jui, K. Kadota, F. Kakimoto, O. Kalashev, T. Kanbe, K. Kasahara, H. Kawai, S. Kawakami, S. Kawana, E. Kido, H. B. Kim, H. K. Kim, J. H. Kim, J. H. Kim, K. Kitamoto, S. Kitamura, Y. Kitamura, K. Kobayashi, Y. Kobayashi, Y. Kondo, K. Kuramoto, V. Kuzmin, Y. J. Kwon, S. I. Lim, S. Machida, K. Martens, J. Martineau, T. Matsuda, T. Matsuura, T. Matsuyama, J. N. Matthews, M. Minamino, K. Miyata, Y. Murano, S. Nagataki, T. Nakamura, S. W. Nam, T. Nonaka, S. Ogio, M. Ohnishi, H. Ohoka, K. Oki, D. Oku, T. Okuda, A. Oshima, S. Ozawa, I. H. Park, M. S. Pshirkov, D. C. Rodriguez, S. Y. Roh, G. Rubtsov, D. Ryu, H. Sagawa, N. Sakurai, A. L. Sampson, L. M. Scott, P. D. Shah, F. Shibata, T. Shibata, H. Shimodaira, B. K. Shin, J. I. Shin, T. Shirahama, J. D. Smith, P. Sokolsky, T. J. Sonley, R. W. Springer, B. T. Stokes, S. R. Stratton, T. Stroman, S. Suzuki, Y. Takahashi, M. Takeda, A. Taketa, M. Takita, Y. Tameda, H. Tanaka, K. Tanaka, M. Tanaka, S. B. Thomas, G. B. Thomson, P. Tinyakov, I. Tkachev, H. Tokuno, T. Tomida, S. Troitsky, Y. Tsunesada, K. Tsutsumi, Y. Tsuyuguchi, Y. Uchihori, S. Udo, H. Ukai, G. Vasiloff, Y. Wada, T. Wong, M. Wood, Y. Yamakawa, R. Yamane, H. Yamaoka, K. Yamazaki, J. Yang, Y. Yoneda, S. Yoshida, H. Yoshii, R. Zollinger, Z. Zundel

The cosmological 7Li problem from a nuclear physics perspective

Authors: C. Broggini, L. Canton, G. Fiorentini, F.L. Villante

Physical Structure and Nature of Supernova Remnants in M101

Authors: N. A. Franchetti (1), R. A. Gruendl (1), Y.-H. Chu (1), B. C. Dunne (1), T. G. Pannuti (2), K. D. Kuntz (3), C.-H. R. Chen (4,5), C. K. Grimes (2), T. M. Aldridge (6) ((1) University of Illinois, (2) Morehead State University, (3) Johns Hopkins University,(4) University of Virginia, (5) MPIfR, (6) Northern Illinois University)