tipa -- 5/22/2009

A Radio Pulsar/X-ray Binary Link

• Authors: Anne M. Archibald, Ingrid H. Stairs, Scott M. Ransom, Victoria M. Kaspi, Vladislav I. Kondratiev, Duncan R. Lorimer, Maura A. McLaughlin, Jason Boyles, Jason W. T. Hessels, Ryan Lynch, Joeri van Leeuwen, Mallory S. E. Roberts, Frederick Jenet, David J. Champion, Rachel Rosen, Brad N. Barlow, Bart H. Dunlap, Ronald A. Remillard

tipa -- 5/21/2009

A dedicated Chandra ACIS observation of the central compact object in the Cassiopeia A supernova remnant

• Authors: G.G. Pavlov, G.J.M. Luna

Observation of Extended VHE Emission from the Supernova Remnant IC 443 with VERITAS

• Authors: VERITAS Collaboration: V. A. Acciari, E. Aliu, T. Arlen, T. Aune, M. Bautista, M. Beilicke, W. Benbow, S. M. Bradbury, J. H. Buckley, V. Bugaev, Y. Butt, K. Byrum, A. Cannon, O. Celik, A. Cesarini, Y. C. Chow, L. Ciupik, P. Cogan, P. Colin, W. Cui, M. K. Daniel, R. Dickherber, C. Duke, V. V. Dwarkadas, T. Ergin, S. J. Fegan, J. P. Finley, G. Finnegan, P. Fortin, L. Fortson, A. Furniss, D. Gall, K. Gibbs, G. H. Gillanders, S. Godambe, J. Grube, R. Guenette, G. Gyuk, D. Hanna, E. Hays, J. Holder, D. Horan, C. M. Hui, T. B. Humensky, A. Imran, P. Kaaret, N. Karlsson, M. Kertzman, D. Kieda, J. Kildea, A. Konopelko, H. Krawczynski, F. Krennrich, M. J. Lang, S. LeBohec, G. Maier, A. McCann, M. McCutcheon, J. Millis, P. Moriarty, R. A. Ong, A. N. Otte, D. Pandel, J. S. Perkins, M. Pohl, J. Quinn, K. Ragan, L. C. Reyes, P. T. Reynolds, E. Roache, H. J. Rose, M. Schroedter, G. H. Sembroski, A. W. Smith, D. Steele, S. P. Swordy, M. Theiling, J. A. Toner, L. Valcarcel, A. Varlotta, V. V. Vassiliev, S. Vincent, R. G. Wagner, S. P. Wakely, J. E. Ward, T. C. Weekes, A. Weinstein, T. Weisgarber, D. A. Williams, S. Wissel, M. Wood, B. Zitzer

Unanswered Questions in the Electroweak Theory

• Authors: Chris Quigg

Test of Lorentz invariance with spin precession of ultracold neutrons

• Authors: I. Altarev, C. A. Baker, G. Ban, G. Bison, K. Bodek, M. Daum, P. Fierlinger, P. Geltenbort, K. Green, M. G. D. van der Grinten, E. Gutsmiedl, P. G. Harris, W. Heil, R. Henneck, M. Horras, P. Iaydjiev, S. N. Ivanov, N. Khomutov, K. Kirch, S. Kistryn, A. Knecht, P. Knowles, A. Kozela, F. Kuchler, M. Kuźniak, T. Lauer, B. Lauss, T. Lefort, A. Mtchedlishvili, O. Naviliat-Cuncic, A. Pazgalev, J. M. Pendlebury, G. Petzoldt, E. Pierre, G. Pignol, G. Quéméner, M. Rebetez, D. Rebreyend, S. Roccia, G. Rogel, N. Severijns, D. Shiers, Yu. Sobolev, A. Weis, J. Zejma, G. Zsigmond

tipa -- 5/20/2009

Evidence for long-term Gamma-ray and X-ray variability from the unidentified TeV source HESS J0632+057

• Authors: VERITAS Collaboration: V. A. Acciari, E. Aliu, T. Arlen, M. Beilicke, W. Benbow, D. Boltuch, S. M. Bradbury, J. H. Buckley, V. Bugaev, K. Byrum, A. Cannon, A. Cesarini, A. Cesarini, Y. C. Chow, L. Ciupik, P. Cogan, R. Dickherber, C. Duke, T. Ergin, A. Falcone, S. J. Fegan, J. P. Finley, G. Finnegan, P. Fortin, L. Fortson, A. Furniss, K.Gibbs, G. H. Gillanders, J. Grube, R. Guenette, G. Gyuk, D. Hanna, J. Holder, D. Horan, C. M. Hui, T. B. Humensky, A. Imran, P. Kaaret, N. Karlsson, M. Kertzman, D. Kieda, J. Kildea, A. Konopelko, H. Krawczynski, F. Krennrich, M. J. Lang, S. LeBohec, G. Maier, A. McCann, M. McCutcheon, J. Millis, P. Moriarty, R. Mukherjee, R. A. Ong, A. N. Otte, D. Pandel, J. S. Perkins, D. Petry, M. Pohl, J. Quinn, K. Ragan, L. C. Reyes, P. T. Reynolds, H. J. Rose, M. Schroedter, G. H. Sembroski, A. W. Smith, D. Steele, M. Theiling, J. A. Toner, A. Varlotta, V. V. Vassiliev, S. Vincent, R. G. Wagner, S. P. Wakely, J. E. Ward, T. C. Weekes, A. Weinstein, T. Weisgarber, D. A. Williams, S. Wissel, M. Wood

Initiation of the detonation in the gravitationally confined detonation model of Type Ia supernovae

• Authors: Ivo R. Seitenzahl, Casey A. Meakin, Don Q. Lamb, James W. Truran

Gamma-Ray Burst Luminosity Functions Based On a Newly Discovered Correlation Between Peak Spectral Energy and V/V_max

• Authors: Maarten Schmidt

Testing astrophysical models for the PAMELA positron excess with cosmic ray nuclei

• Authors: Philipp Mertsch, Subir Sarkar (Oxford)

Renaissance of the ~1 TeV Fixed-Target Program

• Authors: T. Adams, J. A. Appel, K. E. Arms, A. B. Balantekin, J. M. Conrad, P. S. Cooper, Z. Djurcic, W. Dunwoodie, J. Engelfried, P. H. Fisher, E. Gottschalk, A. de Gouvea, K. Heller, C. M. Ignarra, G. Karagiorgi, S. Kwan, W. A. Loinaz, B. Meadows, R. Moore, J. G. Morfín, D. Naples, P. Nienaber, S. F. Pate, V. Papavassiliou, A. A. Petrov, M. V. Purohit, H. Ray, J. Russ, A. J. Schwartz, W. G. Seligman, M. H. Shaevitz, H. Schellman, J. Spitz, M. J. Syphers, T. M. P. Tait, F. Vannucci

tipa -- 5/19/2009

A Super Bubble Candidate in the Galactic Center and a Local Enhancement G359.77-0.09

• Authors: Hideyuki Mori, Yoshiaki Hyodo, Takeshi Go Tsuru, Masayoshi Nobukawa, Katsuji Koyama

Weak Interaction Rate Coulomb Corrections in Big Bang Nucleosynthesis

• Authors: Christel J. Smith, George M. Fuller

tipa -- 5/18/2009

On the generation of high energy photons detected by the Fermi Satellite from gamma-ray bursts

• Authors: Pawan Kumar, Rodolfo Barniol Duran

Search for VHE $\gamma$-ray emission from the globular cluster M13 with the MAGIC telescope

• Authors: MAGIC Collaboration

Fermi Observations of the Large Magellanic Cloud

• Authors: Jürgen Knödlseder (CESR)

tipa -- 5/15/2009

First Neutrino Point-Source Results From the 22-String IceCube Detector

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

Supernova Kicks and Misaligned Be Star Binaries

• Authors: Rebecca G. Martin, Christopher A. Tout, J. E. Pringle

tipa -- 5/14/2009

Gamma-rays from dark matter annihilations strongly constrain the substructure in halos

• Authors: Anders Pinzke (1), Christoph Pfrommer (2), Lars Bergstrom (1), ((1) Stockholm University, (2) CITA)

Hard X-ray emission from accretion shocks around galaxy clusters

• Authors: Doron Kushnir, Eli Waxman (Weizmann)

Modeling The GRB Host Galaxy Mass Distribution: Are GRBs Unbiased Tracers of Star Formation?

• Authors: Daniel Kocevski, Andrew A. West, Maryam Modjaz

Reconstructing the Neutron-Star Equation of State from Astrophysical Measurements

• Authors: Feryal Ozel, Dimitrios Psaltis (University of Arizona)

Signatures of a Thermal Component in Shock-Accelerated Electrons in GRBs

• Authors: Dimitrios Giannios, Anatoly Spitkovsky (Princeton)

The detection of sub-solar mass dark matter halos

• Authors: Savvas M. Koushiappas (Brown U.)

Upward muon signals at neutrino detectors as a probe of dark matter properties

• Authors: Junji Hisano, Kazunori Nakayama, Masaki J.S. Yang

tipa -- 5/13/2009

Integrated Sachs-Wolfe Effect for Gravitational Radiation

• Authors: Pablo Laguna, Shane L. Larson, David Spergel, Nicolas Yunes

Atom interferometry tests of local Lorentz invariance in gravity and electrodynamics

• Authors: Keng-Yeow Chung, Sheng-wey Chiow, Sven Herrmann, Steven Chu, Holger Mueller

Topological Dark Matter

• Authors: Hitoshi Murayama, Jing Shu

Capture and Indirect Detection of Inelastic Dark Matter

• Authors: Arjun Menon, Rob Morris, Aaron Pierce, Neal Weiner

Paradoxes of neutrino oscillations

• Authors: Evgeny Kh. Akhmedov, Alexei Yu. Smirnov

tipa -- 5/12/2009

Capture of Inelastic Dark Matter in the Sun

• Authors: S. Nussinov, L. T. Wang, I. Yavin

Probing the Gamma-Ray Burst Progenitor by Lyman-Alpha Emission of Host Galaxies

• Authors: Yuu Niino, Tomonori Totani, Masakazu A. R. Kobayashi

tipa -- 5/11/2009

GeV Gamma-Ray Attenuation and the High-Redshift UV Background

• Authors: Rudy C. Gilmore, Piero Madau, Joel R. Primack, Rachel S. Somerville, Francesco Haardt

classic papers of the week -- 104

Data on Elementary Particles and Resonant States

• ARTHUR H. ROSENFELD, ANGELA BARBARO-GALTIERI, WALTER H. BARKAS, PIERRE L. BASTIEN, JANOS KIRZ (Lawrence Radiation Laboratory, University of California, Berkeley, CA) , MATTS ROOS (Nordita, Copenhagen, Denmark)

The force exerted by the stellar system in the direction perpendicular to the galactic plane and some related problems

• Oort, J. H.

Energy loss of muons in the energy range 1-10000 GeV

• W. Lohmann, R. Kopp, R. Voss (CERN)

tipa -- 5/8/2009

The first magnetic fields in the universe

• Authors: Andrei Gruzinov

Modeling the Extragalactic Background Light from Stars and Dust

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

tipa -- 5/7/2009

The Collimation and Energetics of the Brightest Swift Gamma-Ray Bursts

• Authors: S. B. Cenko, D. A. Frail, F. A. Harrison, S. R. Kulkarni, E. Nakar, P. Chandra, N. R. Butler, D. B. Fox, A. Gal-Yam, M. M. Kasliwal, J. Kelemen, D.-S. Moon, P. A. Price, A. Rau, A. M. Soderberg, H. I. Teplitz, M. W. Werner, D. C.-J. Bock, J. S. Bloom, D. A. Starr, A. V. Filippenko, R. A. Chevalier, N. Gehrels, J. N. Nousek, T. Piran

A Redetermination of the Hubble Constant with the Hubble Space Telescope from a Differential Distance Ladder

• Authors: Adam G. Riess (JHU, STScI), Lucas Macri (Texas A&M), Stefano Casertano (STScI), Megan Sosey (STScI), Hubert Lampeitl (UPort), Henry C. Ferguson (STScI), Alexei V. Filippenko (UCB), Saurabh W. Jha (Rutgers), Weidong Li (UCB), Ryan Chornock (UCB), Devdeep Sarkar (UCI)

How old are SN Ia Progenitor Systems? New Observational Constraints on the Distribution of Time Delays from GALEX

• Authors: Kevin Schawinski

Feasibility of measuring the Shapiro time delay over meter-scale distances

• Authors: S. Ballmer (LIGO-Caltech), S. Márka (Columbia University), P. Shawhan (University of Maryland)

tipa -- 5/6/2009

The Evolution of Swift/BAT blazars and the origin of the MeV background

• Authors: M. Ajello, L. Costamante, R. M. Sambruna, N. Gehrels, J. Chiang, A. Rau, A. Escala, J. Greiner, J. Tueller, J. V. Wall, R. F. Mushotzky

Optical Classification of Gamma-Ray Bursts in the Swift Era

• Authors: A.J. van der Horst, C. Kouveliotou, N. Gehrels, E. Rol, R.A.M.J. Wijers, J.K. Cannizzo, J. Racusin, D.N. Burrows

On possible interpretations of the high energy electron-positron spectrum measured by the Fermi Large Area Telescope

• Authors: D. Grasso, S. Profumo, A.W. Strong, L. Baldini, R. Bellazzini, E.D. Bloom, J. Bregeon, G. Di Bernardo, D. Gaggero, N. Giglietto, T. Kamae, L. Latronico, F. Longo, M.N. Mazziotta, A.A. Moiseev, A. Morselli, J.F. Ormes, M. Pesce-Rollins, M. Pohl, M. Razzano, C. Sgro, G. Spandre, T.E. Stephens

tipa -- 5/5/2009

Relative Role of Stars and Quasars in Cosmic Reionization

• Authors: Marta Volonteri, Nick Gnedin

Dark matter interpretation of recent electron and positron data

• Authors: Lars Bergstrom, Joakim Edsjo, Gabrijela Zaharijas

Multi-messenger constraints on the annihilating dark matter interpretation of the positron excess

• Authors: Miguel Pato, Lidia Pieri, Gianfranco Bertone

The Cosmic-Ray Positron and Electron Excess: An Experimentalist's Point of View

• Authors: Michael Schubnell (University of Michigan)

tipa -- 5/4/2009

Measurement of the Cosmic Ray e+ plus e- spectrum from 20 GeV to 1 TeV with the Fermi Large Area Telescope

• Authors: Fermi/LAT Collaboration

Probing the ATIC peak in the cosmic-ray electron spectrum with H.E.S.S

• Authors: H.E.S.S. Collaboration: F. Aharonian, et al

The Host Galaxies of Swift Dark Gamma-Ray Bursts: Observational Constraints on Highly Obscured and Very High-Redshift GRBs

• Authors: D. A. Perley, S. B. Cenko, J. S. Bloom, H.-W. Chen, N. R. Butler, D. Kocevski, J. X. Prochaska, M. Brodwin, K. Glazebrook, M. M. Kasliwal, S. R. Kulkarni, S. Lopez, E. O. Ofek, M. Pettini, A. M. Soderberg, D. Starr

Search for gravitational-wave bursts in the first year of the fifth LIGO science run

• Authors: LIGO Scientific Collaboration: B. P. Abbott, et al

CMB constraints on Dark Matter models with large annihilation cross-section

• Authors: S. Galli, F. Iocco, G. Bertone, A. Melchiorri

Stacked Search for Gravitational Waves from the 2006 SGR 1900+14 Storm

• Authors: LIGO Scientific Collaboration

Energy dependence of Ti/Fe ratio in the Galactic cosmic rays measured by the ATIC-2 experiment

• Authors: V.I. Zatsepin, A.D. Panov, N.V. Sokolskaya, J.H.Adams, Jr., H.S. Ahn, G.L. Bashindzhagyan, J. Chang, M. Christl, A.R. Fazely, T.G. Guzik, J.B. Isbert, K.C. Kim, E.N. Kouznetsov, M.I. Panasyuk, E.S. Seo, J. Watts, J.P. Wefel, J. Wu

classic papers of the week -- 103

On a New Kind of Rays

• W. C. Röntgen

Remarks on the phenomenological analysis of resonances

• J. D. Jackson (CERN, Geneva)

Early particles

• J. Steinberger (CERN)

tipa -- 5/1/2009

A Unique Star in the Outer Halo of the Milky Way

• Authors: David K. Lai, Constance M. Rockosi, Michael Bolte, Jennifer A. Johnson, Timothy C. Beers, Young Sun Lee, Carlos Allende Prieto, Brian Yanny

Wavelength Accuracy of the Keck HIRES Spectrograph and Measuring Changes in the Fine Structure Constant

• Authors: Kim Griest, Jonathan B. Whitmore, Arthur M. Wolfe, J. Xavier Prochaska, J. Christopher Howk, Geoffrey W. Marcy

Synchrotron Emission from Elliptical Galaxies Consequent to AGN outbursts

• Authors: Y.-F. Jiang, L. Ciotti, J. P. Ostriker, A. Spitkovsky

How photon astronomy affects searches for continuous gravitational waves

• Authors: Benjamin J. Owen (Penn State)

Search for High Frequency Gravitational Wave Bursts in the First Calendar Year of LIGO's Fifth Science Run

• Authors: LIGO Scientific Collaboration: B. Abbott, et al

tipa -- 4/30/2009

Measurement of the Flux of Ultra High Energy Cosmic Rays by the Stereo Technique

• Authors: R.U. Abbasi, T. Abu-Zayyad, M. Al-Seady, M. Allen, J.F. Amann, G. Archbold, K. Belov, J. W. Belz, D. R. Bergman, S.A. Blake, O.A. Brusova, G.W. Burt, C. Cannon, Z. Cao, W. Deng, Y.Fedorova, J. Findlay, C.B. Finley, R.C. Gray, W.F. Hanlon, C.M. Hoffman, M.H. Holzscheiter, G. Hughes, P. Huntemeyer, D. Ivanov, B.F. Jones, C.C.H. Jui, K. Kim, M.A. Kirn, E.C. Loh, M.M. Maestas, N. Manago, L.J. Marek, K. Martens, J.A.J. Matthews, J. N. Matthews, S.A. Moore, A. O'Neil, C.A. Painter, L. Perera, K. Reil, R. Riehle, M.D. Roberts, D. Rodriguez, M. Sasaki, S.R. Schnetzer, L.M. Scott, G. Sinnis, J.D. Smith, R. Snow, P. Sokolsky, R.W. Springer, B.T. Stokes, S.R. Stratton, J.R. Thomas, S.B. Thomas, G.B. Thomson, D. Tupa, L.R. Wiencke, A. Zech, B.K. Zhang, X. Zhang, Y.Zhang

Star Formation Histories, Abundances and Kinematics of Dwarf Galaxies in the Local Group

• Authors: E. Tolstoy, V. Hill, M. Tosi

Discrete sources as the origin of the Galactic X-ray ridge emission

• Authors: Revnivtsev M. (1,2), Sazonov S. (2,3), Churazov E. (3,2), Forman W. (4), Vikhlinin A. (4,2), Sunyaev R. (3,2) ((1) Excellence Cluster Universe, Garching, Germany; (2) IKI, Moscow, Russia, (3) MPA, Garching, Germany, (4) CfA, Cambridge, USA)

Seeing through the String Landscape - a String Hunter's Companion in Particle Physics and Cosmology

• Authors: Dieter Lust

tipa -- 4/29/2009

Pulsed Gamma-rays from the millisecond pulsar J0030+0451 with the Fermi Large Area Telescope

• Authors: Fermi/LAT Collaboration

Stochastic Nature of Gravitational Waves from Supernova Explosions with Standing Accretion Shock Instability

• Authors: Kei Kotake, Wakana Iwakami, Naofumi Ohnishi, Shoichi Yamada

Early Fermi Gamma-ray Space Telescope Observations of the Quasar 3C 454.3

• Authors: Fermi/LAT Collaboration: A. A. Abdo, et al

Correlations between Ultrahigh Energy Cosmic Rays and Infrared-Luminous Galaxies

• Authors: Glennys R. Farrar, Andreas A. Berlind, Ingyin Zaw

Angular Momentum Transfer and Lack of Fragmentation in Self-Gravitating Accretion Flows

• Authors: Mitchell Begelman, Isaac Shlosman (JILA/CU Boulder)