tipa -- 4/6/2009

The Chandra Deep Protocluster Survey: Ly-alpha Blobs are powered by heating, not cooling

• Authors: J. E. Geach (1), D. M. Alexander (1), B. D. Lehmer (1), Ian Smail (1), Y. Matsuda (1), S. C. Chapman (2), C. A. Scharf (3), R. J. Ivison (4), M. Volonteri (5), T. Yamada (6), A. W. Blain (7), R. G. Bower (1), F. E. Bauer (3), A. Basu-Zych (3) ((1) Durham, (2) IoA Cambridge/Victoria, (3) Columbia, (4) SUPA/ATC Edinburgh, (5) Michigan Ann Arbor, (6) NAOJ, (7) Caltech)

classic papers of the week -- 99

On a Relativistically Invariant Formulation of the Quantum Theory of Wave Fields

• Tomonaga, S.

Dynamics of the Interplanetary Gas and Magnetic Fields

• Parker, E. N. (Enrico Fermi Institute for Nuclear Studies, University of Chicago)

Lunar Bases and Space Activities of the 21st Century

tipa -- 4/3/2009

Looking Into the Fireball: ROTSE-III and Swift Observations of Early GRB Afterglows

• Authors: E. S. Rykoff (UCSB), F. Aharonian (MPIK), C. W. Akerlof (UMich), M. C. B. Ashley (UNSW), S. D. Barthelmy (GSFC), H. A. Flewelling (UMich), N. Gehrels (GSFC), E. Gogus (Sabanci), T. Guver (Arizona), U. Kiziloglu (METU), H. A. Krimm (GSFC, USRA), T. A. McKay (UMich), M. Ozel (Cag), A. Phillips (UNSW), R. M. Quimby (Caltech), G. Rowell (Adelaide), W. Rujopakarn (Steward), B. E. Schaefer (LSU), D. A. Smith (Guilford), W. T. Vestrand (LANL), J. C. Wheeler (UTexas), J. Wren (LANL), F. Yuan (UMich), S. A. Yost (CSB/SJU)

H.E.S.S. upper limit on the very high energy gamma-ray emission from the globular cluster 47 Tucanae

• Authors: HESS collaboration: F. Aharonian, et al

Stellar and total baryon mass fractions in groups and clusters since redshift 1

• Authors: S.Giodini (1), D. Pierini (1), A. Finoguenov (1,2), G. W. Pratt (1), H. Boehringer (1), A. Leauthaud (7), L. Guzzo (3), H. Aussel (13), M. Bolzonella (18), P. Capak (4,14), M. Elvis (5), G. Hasinger (17), O. Ilbert (6), J. S.Kartaltepe (6), A. M. Koekemoer (16), S. J. Lilly (8), H. J. McCracken (9), M. Salvato (14), D. B. Sanders (6), N. Z. Scoville (4), S. Sasaki (10,11), V. Smolcic (14), Y. Taniguchi (12), D. Thompson (14,15), the COSMOS collaboration ((1) Max Planck Institut fuer Extraterrestrische Physik,(2) University of Maryland,(3) INAF-Osservatorio Astronomico di Brera, (4)Spitzer Science Center,(5) Harvard-Smithsonian Ctr. for Astrophysics,(6)Institute for Astronomy, University of Hawaii, (7) LBNL & Berkeley Center for Cosmological Physics, (8) ETH Zurich,(9) Institut d Astrophysique de Paris, (10) Tohoku University, Japan,(11) Ehime University,(12) Research Center for Space and Cosmic Evolution, Ehime University,(13) AIM Paris,(14) California Institute of Technology,(15)Large Binocular Telescope Observatory,(16) Space Telescope Science Institute,(17)Max-Planck-Institut fuer Plasmaphysik,(18) INAF - Bologna Astronomical Observatory)

tipa -- 4/2/2009

Fermi Observations of High-Energy Gamma-Ray Emission from GRB 080916C

• Authors: The Fermi LAT and Fermi GBM Collaborations

Early assembly of the most massive galaxies

• Authors: Chris A. Collins (LJMU), John P. Stott, Matt Hilton, Scott T. Kay, S. Adam Stanford, Michael Davidson, Mark Hosmer, Ben Hoyle, Andrew Liddle, Ed Lloyd-Davies, Robert G. Mann, Nicola Mehrtens, Christopher J. Miller, Robert C. Nichol, A. Kathy Romer, Martin Sahlen, Pedro T. P. Viana, Michael J. West

Nature article

Approaches to Understanding Cosmic Acceleration

• Authors: Alessandra Silvestri, Mark Trodden

Evidence of Asymmetry in SN 2007rt, a Type IIn Supernova

• Authors: C. Trundle (1), A. Pastorello (1), S. Benetti (2), R. Kotak (1), S. Valenti (1), I. Agnoletto (2), F. Bufano (2), M. Dolci (3), N. Elias-Rosa (4), T. Greiner (5), D. Hunter (1), F.P. Keenan (1), V. Lorenzi (6), K. Maguire (1), S. Taubenberger (7) ((1) Queen's University Belfast, (2) INAF Osservatorio Astronomico di Padova, (3) Spitzer Science Center, (4) INAF Osservatorio Astronomico di Collurania, (5) SLOOH Telescopes, (6) TNG, (7) Max-Planck-Institut fur Astrophysik)

tipa -- 4/1/2009

A peculiar jet and arc of molecular gas toward the rich and young stellar cluster Westerlund 2 and a TeV gamma ray source

• Authors: Yasuo Fukui, Naoko Furukawa, Thomas M. Dame, Joanne R. Dawson, Hiroaki Yamamoto, Gavin P. Rowell, Felix Aharonian, Werner Hofmann, Emma de Oña Wilhelmi, Tetsuhiro Minamidani, Akiko Kawamura, Norikazu Mizuno, Toshikazu Onishi, Akira Mizuno, Shigehiro Nagataki

Time variation of a fundamental dimensionless constant

• Authors: Robert J. Scherrer

tipa -- 3/31/2009

The time-dependent rebrightenings in classical novae outbursts: a late-time episodic fuel burning?

• Authors: Ondrej Pejcha

The M-sigma and M-L Relations in Galactic Bulges and Determinations of their Intrinsic Scatter

• Authors: Kayhan Gultekin (1), Douglas O. Richstone (1), Karl Gebhardt (2), Tod R. Lauer (3), Scott Tremaine (4), M. C. Aller (5), Ralf Bender (6), Alan Dressler (7), S. M. Faber (8), Alexei V. Filippenko (9), Richard Green (10), Luis C. Ho (7), John Kormendy (2), John Magorrian (11), Jason Pinkney (12), Christos Siopis (13) ((1) Dept. of Astronomy, University of Michigan, (2) Department of Astronomy, University of Texas, (3) National Optical Astronomy Observatory, (4) School of Natural Sciences, Institute for Advanced Study, (5) Department of Physics, Institute of Astronomy, ETH Zurich, (6) Universitaets-Sternwarte der Ludwig-Maximilians-Universität, (7) Observatories of the Carnegie Institution of Washington, (8) University of California Observatories/Lick Observatory, Board of Studies in Astronomy and Astrophysics, University of California, Santa Cruz, (9) Department of Astronomy, University of California, Berkeley, (10) LBT Observatory, University of Arizona, (11) Department of Physics, University of Durham (12) Department of Physics and Astronomy, Ohio Northern University, (13) Institut d'Astronomie et d'Astrophysique, Université Libre de Bruxelles)

Search for stable Strange Quark Matter in lunar soil

• Authors: Ke Han, Jeffrey Ashenfelter, Alexei Chikanian, William Emmet, Evan Finch, Andreas Heinz, Jes Madsen, Richard Majka, Benjamin Monreal, Jack Sandweiss

tipa -- 3/30/2009

Gamma-ray background anisotropy from galactic dark matter substructure

• Authors: Shin'ichiro Ando (Caltech)

Gravitational waves from merging compact binaries

• Authors: Scott A. Hughes

classic papers of the week -- 98

Photo-Fission in Heavy Elements

• Baldwin, G. C.; Klaiber, G. S. (Research Laboratory, General Electric Company, Schenectady, New York)

On Nuclear Dipole Vibrations

• Goldhaber, M. (Department of Physics, University of Illinois, Urbana, Illinois); Teller, E. (Institute of Nuclear Studies, University of Chicago, Chicago, Illinois)

On spherically symmetrical accretion

• Bondi, H.

tipa -- 3/27/2009

The sensitivities of large scintillators and scintillator arrays for solar-axion searches to probe the cosmological axion-photon oscillation proposal

• Authors: F.T. Avignone III, R. J. Creswick, S. Nussinov

On the origin and properties of Ultrafaint Milky Way Satellites in a LCDM Universe

• Authors: Andrea V. Maccio' (1), Xi Kang (1), Fabio Fontanot (1), Rachel S. Somerville (1,2), Sergey E. Koposov (1,3,4), Pierluigi Monaco (5,6) ((1) MPIA, Heidelberg; (2) Space Telescope Science Institute, Baltimore;(3) Institute of Astronomy, Cambridge, UK, (4) Sternberg Astronomical Institute, Moscow, Russia, (5) INAF-Osservatorio Astronomico di Trieste; (6) Dipartimento di Astronomia, Universita' di Trieste)

tipa -- 3/26/2009

Jet Suppression by Accretion Disk Winds in the Microquasar GRS 1915+105

• Authors: Joseph Neilsen (1,2), Julia C. Lee (1,2) ((1) Harvard University, (2) Harvard-Smithsonian Center for Astrophysics)

Supernova feedback efficiency and mass loading in the starburst and galactic superwind exemplar M82

• Authors: David K. Strickland, Timothy M. Heckman

Dark Matter Axions Revisited

• Authors: Luca Visinelli, Paolo Gondolo

tipa -- 3/25/2009

The Small Scatter in BH-Host Correlations & The Case for Self-Regulated BH Growth

• Authors: Philip F. Hopkins (1), Norman Murray (2), Todd Thompson (3) ((1) Berkeley, (2) CITA, (3) OSU)

Molecular hydrogen deficiency in HI-poor galaxies and its implications for star formation

• Authors: Michele Fumagalli, Mark R. Krumholz, J. Xavier Prochaska, Giuseppe Gavazzi, Alessandro Boselli

Combined CDF and DZero Upper Limits on Standard Model Higgs-Boson Production with up to 4.2 fb-1 of Data

• Authors: Tevatron New Phenomena, Higgs working group, for the CDF collaboration, DZero collaboration

Composite Inelastic Dark Matter

• Authors: Daniele S.M. Alves, Siavosh R. Behbahani, Philip Schuster, Jay G. Wacker

Unpublished opening lecture for the course on the theory of relativity in Argentina, 1925

• Authors: Albert Einstein, Alejandro Gangui, Eduardo L. Ortiz

tipa -- 3/24/2009

Neutrino Coherent Scattering Rates at Direct Dark Matter Detectors

• Authors: Louis E. Strigari

The Disappearance of the Progenitors of Supernovae 1993J and 2003gd

• Authors: Justyn R. Maund (1,2), Stephen J. Smartt (3) ((1) DARK, Copenhagen, (2) UC Santa Cruz, (3) Queen's University Belfast)

The Milky Way's dark matter halo appears to be lopsided

• Authors: Kanak Saha, Evan S. Levine, Chanda J. Jog, Leo Blitz

tipa -- 3/23/2009

Population synthesis of binary pulsars

• Authors: S. Oslowski, T. Bulik, D. Gondek-Rosinska, K. Belczynski

tipa -- 3/20/2009

Limit on the diffuse flux of ultra-high energy tau neutrinos with the surface detector of the Pierre Auger Observatory

• Authors: The Pierre Auger Collaboration

tipa -- 3/19/2009

The 22-Month Swift-BAT All-Sky Hard X-ray Survey

• Authors: J. Tueller, W. H. Baumgartner, C. B. Markwardt, G. K. Skinner, R. F. Mushotzky, M. Ajello, S. Barthelmy, A. Beardmore, W. N. Brandt, D. Burrows, G. Chincarini, S. Campana, J. Cummings, G. Cusumano, P. Evans, E. Fenimore, N. Gehrels, O. Godet, D. Grupe, S. Holland, J. Kennea, H. A. Krimm, M. Koss, A. Moretti, K. Mukai, J. P. Osborne, T. Okajima, C. Pagani, K. Page, D. Palmer, A. Parsons, D. P. Schneider, T. Sakamoto, R. Sambruna, G. Sato, M. Stamatikos, M. Stroh, T. Ukwata, L. Winter

Dark Stars: a new look at the First Stars in the Universe

• Authors: Douglas Spolyar, Peter Bodenheimer, Katherine Freese, Palo Gondolo

tipa -- 3/18/2009

Blazar halos as probe for extragalactic magnetic fields and maximal acceleration energy

• Authors: K. Dolag, M. Kachelriess, S. Ostapchenko, R. Tomas

Simultaneous observations of PKS 2155-304 with H.E.S.S., Fermi, RXTE and ATOM: spectral energy distributions and variability in a low state

• Authors: H.E.S.S., Fermi-LAT collaborations

Radio emission and nonlinear diffusive shock acceleration of cosmic rays in the supernova SN 1993J

• Authors: Vincent Tatischeff

Rise and fall of the X-ray flash 080330: an off-axis jet?

• Authors: C. Guidorzi, C. Clemens, S. Kobayashi, J. Granot, A. Melandri, P. D'Avanzo, N.P.M. Kuin, A. Klotz, J.P.U. Fynbo, S. Covino, J. Greiner, D. Malesani, J. Mao, C.G. Mundell, I.A. Steele, P. Jakobsson, R. Margutti, D. Bersier, S. Campana, G. Chincarini, V. D'Elia, D. Fugazza, F. Genet, A. Gomboc, T. Kruehler, A. Kupcu Yoldacs, A. Moretti, C.J. Mottram, P.T. O'Brien, R. J. Smith, G. Szokoly, G. Tagliaferri, N.R. Tanvir, N. Gehrels

Limits on the WIMP-nucleon scattering cross-section from neutrino telescopes

• Authors: G. Wikström, J. Edsjö

tipa -- 3/17/2009

Klein-Nishina effects on Synchrotron and Synchrotron self-Compton spectrum

• Authors: Ehud Nakar, Shin'ichiro Ando, Re'em Sari

The origin of the positron excess in cosmic rays

• Authors: Pasquale Blasi (INAF/Arcetri)

Identifying Dark Matter Annihilation Products In The Diffuse Gamma Ray Background

• Authors: Scott Dodelson, Alexander V. Belikov, Dan Hooper, Pasquale Serpico

tipa -- 3/16/2009

A search for muon neutrino and antineutrino disappearance in MiniBooNE

• Authors: MiniBooNE Collaboration

Magnetic fields and cosmic rays in clusters of galaxies

• Authors: Doron Kushnir (1), Boaz Katz (1), Eli Waxman (1) ((1) Physics Faculty, Weizmann Institute of Science)

NSE neutrino spectrum

• Authors: Andrzej Odrzywolek

classic papers of the week -- 97

The Fate of the False Vacuum: Semiclassical Theory

• Sidney R. Coleman (Lyman Laboratory of Physics, Harvard University, Cambridge, MA)

Galactic Bridges and Tails

• Toomre, Alar; Toomre, Juri

Energy Loss of Slowly Moving Magnetic Monopoles in Matter

• Sidney D. Drell (Stanford Linear Accelerator Center) , Norman M. Kroll (Stanford Linear Accelerator Center & Department of Physics, University of California, San Diego) , Mark T. Mueller (Institute for Theoretical Physics and Department of Physics, Stanford University) , Stephen J. Parke (Stanford Linear Accelerator Center) , Malvin H. Ruderman (Department of Physics, Columbia University)

tipa -- 3/13/2009

GRB 080916C: on the radiation origin of the prompt emission from KeV/MeV to GeV

• Authors: Xiang-Yu Wang (NJU), Zhuo Li (PKU), Zi-Gao Dai (NJU), Peter Meszaros (PSU)

The Star Formation and Nuclear Accretion Histories of Normal Galaxies in the AGES Survey

• Authors: Casey R. Watson, Christopher S. Kochanek, William R. Forman, Ryan C. Hickox, Christine J. Jones, Michael J. I. Brown, Kate Brand, Arjun Dey, Buell T. Jannuzi, Almus T. Kenter, Steve S. Murray, Alexey Vikhlinin, Daniel J. Eisenstein, Giovani G. Fazio, Paul J. Green, Brian R. McNamara, Marcia Rieke, Joseph C. Shields