tipa -- 6/5/2009

The Quasar SDSS J1536+0441: An Unusual Double-Peaked Emitter

• Authors: Ryan Chornock (1), J.S. Bloom (1), S. B. Cenko (1), A. V. Filippenko (1), J. M. Silverman (1), M. D. Hicks (2), K. J. Lawrence (2), A. J. Mendez (3), M. Rafelski (3), A. M. Wolfe (3); ((1) UC Berkeley; (2) JPL; (3) UCSD/CASS)

Fossil Gas and the Electromagnetic Precursor of Supermassive Binary Black Hole Mergers

• Authors: P. Chang, L.E. Strubbe, K. Menou, E. Quataert

tipa -- 6/4/2009

The Star Formation Rate in the Reionization Era as Indicated by Gamma-ray Bursts

• Authors: Matthew D. Kistler, Hasan Yuksel, John F. Beacom, Andrew M. Hopkins, J. Stuart B. Wyithe

The MAXI Mission on the ISS: Science and Instruments for Monitoring All Sky X-Ray Images

• Authors: Masaru Matsuoka (1), Kazuyoshi Kawasaki (1), Shiro Ueno (1), Hiroshi Tomida (1), Mitsuhiro Kohama (1 and 2), Motoko Suzuki (1), Yasuki Adachi (1), Masaki Ishikawa (1), Tatehiro Mihara (2), Mutsumi Sugizaki (2), Naoki Isobe (2), Yujin Nakagawa (2), Hiroshi Tsunemi (3), Emi Miyata (3), Nobuyuki Kawai (4), Jun Kataoka (4), Mikio Morii (4), Atsumasa Yoshida (5), Hitoshi Negoro (6), Motoki Nakajima (6), Yoshihiro Ueda (7), Hirotaka Chujo (2), Kazutaka Yamaoka (5), Osamu Yamazaki (5), Satoshi Nakahira (5), Tetsuya You (5), Ryoji Ishiwata (6), Sho Miyoshi (6), Satoshi Eguchi (7), Kazuo Hiroi (7), Haruyoshi Katayama (8), Ken Ebisawa (9) ((1) ISS Science Project Office, ISAS, JAXA, (2) Cosmic Radiation Laboratory, RIKEN, (3) Department of Earth and Space Science, Osaka University, (4) Department of Physics, Tokyo Institute of Technology, (5) Department of Physics and Mathematics, Aoyama Gakuin University, (6) Department of Physics, Nihon University, (7) Department of Astronomy, Kyoto University, (8) Earth Observation Research Center, JAXA, (9) ISAS, JAXA)

New Fixed-Target Experiments to Search for Dark Gauge Forces

• Authors: James D. Bjorken, Rouven Essig, Philip Schuster, Natalia Toro

tipa -- 6/3/2009

Ultraviolet Spectroscopy of Supernovae: The First Two Years of Swift Observations

• Authors: F. Bufano (1), S. Immler, M. Turatto, W. Landsman, P. Brown, S. Benetti, E. Cappellaro, S. T. Holland, P. Mazzali, P. Milne, N. Panagia, E. Pian, P. Roming, L. Zampieri, A.A. Breeveld, N. Gehrels ((1) INAF-OAPD, NASA/GSFC)

Prospects for dark matter detection with IceCube in the context of the CMSSM

• Authors: R. Trotta (Imperial), R. Ruiz de Austri (Valencia U.), C. Pérez de los Heros (Uppsala U.)

The Pioneer Anomaly in the Light of New Data

• Authors: Slava G. Turyshev, Viktor T. Toth

tipa -- 6/2/2009

Extragalactic Inverse Compton Light from Dark Matter Annihilation and the Pamela Positron Excess

• Authors: Stefano Profumo, Tesla E. Jeltema

Search for Sc-K line emission from RX J0852.0--4622 Supernova remnant with Suzaku

• Authors: Junko S. Hiraga, Y.Kobayashi, T.Tamagawa, A. Hayato, A.Bamba, Y.Terada, R.Petre, H.Katagiri, H.Tsunemi

Mapping the most energetic cosmic rays

• Authors: A. M. Hillas

A Universal Mass Profile for Dwarf Spheroidal Galaxies

• Authors: Matthew G. Walker, Mario Mateo, Edward W. Olszewski, Jorge Peñarrubia, N. Wyn Evans, Gerard Gilmore

tipa -- 6/1/2009

Probing the Epoch of Reionization with Milky Way Satellites

• Authors: Joseph A. Muñoz, Piero Madau, Abraham Loeb, Jürg Diemand

High Energy Neutrinos As A Test of Leptophilic Dark Matter

• Authors: Douglas Spolyar, Matthew Buckley, Katherine Freese, Dan Hooper, Hitoshi Murayama

Composition of cosmic rays accelerated in active galactic nuclei

• Authors: E.G.Berezhko (Yu.G. Shafer Institute of Cosmophysical Research and Aeronomy SB RAS, Yakutsk, Russia)

Galactic Signatures of Decaying Dark Matter

• Authors: Le Zhang, Guenter Sigl, Javier Redondo

classic papers of the week -- 106

A PCAC puzzle: pi0 --> gamma gamma in the sigma model

• J.S. Bell, R. Jackiw (CERN)

Sur les radiations émises par phosphorescence

(or)

• Henri Becquerel

Effect of Inhomogeneity on Cosmological Models

• Tolman, Richard C.

tipa -- 5/29/2009

Cosmic evolution of submillimeter galaxies and their contribution to stellar mass assembly

• Authors: Michał J. Michałowski, Jens Hjorth, Darach Watson

Metal-Free Gas Supply at the Edge of Reionization: Late-Epoch Population III Star Formation

• Authors: Michele Trenti (1), Massimo Stiavelli (2), Michael Shull (1) ((1) U. Colorado, (2) STScI)

Fermi/LAT discovery of gamma-ray emission from a relativistic jet in the narrow-line quasar PMN J0948+0022

• Authors: The Fermi/LAT Collaboration: A.A. Abdo, et al., G. Ghisellini, L. Maraschi, F. Tavecchio, E. Angelakis

Search for Dimuon Decays of a Light Scalar Boson in Radiative Transitions Upsilon -> gamma A0

• Authors: The BABAR Collaboration: B. Aubert, et al

String Axiverse

• Authors: Asimina Arvanitaki, Savas Dimopoulos, Sergei Dubovsky, Nemanja Kaloper, John March-Russell

tipa -- 5/28/2009

Pulsed Gamma-rays from PSR J2021+3651 with the Fermi Large Area Telescope

• Authors: A.A.Abdo, et al. (Fermi LAT collaboration and Fermi Pulsar Timing Consortium)

A Pilot Search for Population III Supernova Candidates in the Spitzer/IRAC Dark Field

• Authors: Mark I Frost, Jason Surace, Leonidas A Moustakas, Jessica Krick

tipa -- 5/27/2009

Luminosity Functions of Type Ia Supernovae and their Host Galaxies from the Sloan Digital Sky Survey

• Authors: N. Yasuda, M. Fukugita

tipa -- 5/26/2009

Alien Maps of an Ocean-Bearing World

• Authors: N.B. Cowan, E. Agol, V.S. Meadows, T. Robinson (University of Washington), T.A. Livengood, D. Deming (NASA Goddard), C.M. Lisse (Johns Hopkins), M.F. A'Hearn, D.D. Wellnitz (University of Maryland), S. Seager (MIT), D. Charbonneau (Harvard)

Casting light on the 'anomalous' statistics of Mg II toward Gamma-Ray Burst afterglows: the incidence of weak systems

• Authors: Nicolas Tejos, Sebastian Lopez, J. Xavier Prochaska, Joshua S. Bloom, Hsiao-Wen Chen, Miroslava Dessauges-Zavadsky, Maria J. Maureira

Relative frequencies of supernovae types: dependence on host galaxy magnitude, galactocentric radius and local metallicity

• Authors: S. Boissier (1), N. Prantzos (2) ((1) Laboratoire d'Astrophysique de Marseille, (2) Institut d'Astrophysique de Paris)

Public Perception of Astronomers: Revered, Reviled and Ridiculed

• Authors: Michael J. West (ESO)

classic papers of the week -- 105

Experiments to Determine the Density of the Earth

• Henry Cavendish, Esq. F. R. S. and A. S.

Experimental Study of the Atmospheric Neutrino Flux

• KAMIOKANDE-II Collaboration

LIGO - The Laser Interferometer Gravitational-Wave Observatory

(or here)

• Abramovici, Alex; Althouse, William E.; Drever, Ronald W. P.; Gursel, Yekta; Kawamura, Seiji; Raab, Frederick J.; Shoemaker, David; Sievers, Lisa; Spero, Robert E.; Thorne, Kip S.

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