tipa -- 9/24/2008

HD molecules at high redshift: A low astration factor of deuterium in a solar-metallicity DLA system at z=2.418

• Authors: P. Noterdaeme, P. Petitjean, C. Ledoux, R. Srianand, A. Ivanchik

Constraints on the Local Sources of Ultra High-Energy Cosmic Rays

• Authors: Eli Waxman (Weizmann), Abraham Loeb (Harvard)

Quasars Are Not Light-Bulbs: Testing Models of Quasar Lifetimes with the Observed Eddington Ratio Distribution

• Authors: Philip F. Hopkins (1), Lars Hernquist (2) ((1) UC Berkeley, (2) CfA)

A search for a dark matter annihilation signal towards the Canis Major overdensity with H.E.S.S

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

Gamma-ray burst detection with the AGILE mini-calorimeter

• Authors: M. Marisaldi, C. Labanti, F. Fuschino, M. Galli, A. Argan, G. Barbiellini, M. Basset, F. Boffelli, A. Bulgarelli, P. Caraveo, P. W. Cattaneo, A. Chen, V. Cocco, E. Costa, F. D'Ammando, E. Del Monte, G. De Paris, G. Di Cocco, G. Di Persio, I. Donnarumma, Y. Evangelista, M. Feroci, A. Ferrari, M. Fiorini, L. Foggetta, T. Froysland, M. Frutti, F. Gianotti, A. Giuliani, I. Lapshov, F. Lazzarotto, F. Liello, P. Lipari, F. Longo, M. Mastropietro, E. Mattaini, A. Mauri, F. Mauri, S. Mereghetti, E. Morelli, A. Morselli, L. Pacciani, A. Pellizzoni, F. Perotti, P. Picozza, C. Pontoni, G. Porrovecchio, M. Prest, G. Pucella, M. Rapisarda, A. Rappoldi, E. Rossi, A. Rubini, P. Soffitta, M. Tavani, A. Traci, M. Trifoglio, A. Trois, E. Vallazza, S. Vercellone, V. Vittorini, A. Zambra, D. Zanello, C. Pittori, et al.

tipa -- 9/23/2008

Progenitor mass of the type IIP supernova 2005cs

• Authors: V.P. Utrobin (1 and 2), N.N. Chugai (3) ((1) MPA, Garching; (2) ITEP, Moscow; (3) Institute of Astronomy, RAS, Moscow)

Global Search for New Physics with 2.0/fb at CDF

• Authors: CDF Collaboration: T. Aaltonen, et al

tipa -- 9/22/2008

A model of the TeV flare of Cygnus X-1: electron acceleration and extended pair cascades

• Authors: A. A. Zdziarski, J. Malzac, W. Bednarek

tipa -- 9/19/2008

Detection of pulsed gamma-ays above 25 GeV from the Crab pulsar

• Authors: The MAGIC Collaboration: E. Aliu, et al

Simultaneous Triggered Collapse of the Presolar Dense Cloud Core and Injection of Short-Lived Radioisotopes by a Supernova Shock Wave

• Authors: Alan P. Boss, Sergei I. Ipatov, Sandra A. Keiser, Elizabeth A. Myhill, Harri A. T. Vanhala

tipa -- 9/18/2008

The Least Luminous Galaxy: Spectroscopy of the Milky Way Satellite Segue 1

• Authors: Marla Geha, Beth Willman, Josh D. Simon, Louis E. Strigari, Evan N. Kirby, David R. Law, Jay Strader

Weighing the spatial and temporal fluctuations of the dark universe

• Authors: Pengjie Zhang (SHAO), Rachel Bean (Cornell), Michele Liguori (Cambridge), Scott Dodelson (Fermilab/Chicago)

First Measurement of the Neutron $\beta$-Asymmetry with Ultracold Neutrons

• Authors: R.W. Pattie Jr, et al. (The UCNA Collaboration)

tipa -- 9/17/2008

High-Redshift Starbursting Dwarf Galaxies Revealed by GRB Afterglows

• Authors: Hsiao-Wen Chen, Daniel A. Perley, Lindsey K. Pollack, J. X. Prochaska, J. S. Bloom, M. Dessauges-Zavadsky, M. Pettini, S. Lopez, A. Dall'Aglio, G. D. Becker

tipa -- 9/16/2008

H.E.S.S. Observations of the Prompt and Afterglow Phases of GRB 060602B

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

Inverse Compton gamma-ray models for remnants of Galactic type Ia supernovae?

• Authors: H.J. Voelk (1), L.T. Ksenofontov (2), E.G. Berezhko (2) ((1) Max-Planck Institut fuer Kernphysik, Heidelberg, Germany, (2) Yu.G. Shafer Institute of Cosmophysical Research and Aeronomy, Yakutsk, Russia)

Event-horizon-scale structure in the supermassive black hole candidate at the Galactic Centre

• Authors: Sheperd Doeleman (1), Jonathan Weintroub (2), Alan E.E. Rogers (1), Richard Plambeck (3), Robert Freund (4), Remo P.J. Tilanus (5 and 6), Per Friberg (5), Lucy M. Ziurys (4), James M. Moran (2), Brian Corey (1), Ken H. Young (2), Daniel L. Smythe (1), Michael Titus (1), Daniel P. Marrone (7 and 8), Roger J. Cappallo (1), Douglas C.J. Bock (9), Geoffrey C. Bower (3), Richard Chamberlin (10), Gary R. Davis (5), Thomas P. Krichbaum (11), James Lamb (12), Holly Maness (3), Arthur E. Niell (1), Alan Roy (11), Peter Strittmatter (4), Daniel Werthimer (13), Alan R. Whitney (1), David Woody (12) ((1) MIT Haystack Observatory, (2) Harvard-Smithsonian Center for Astrophysics, (3) UC Berkeley, (4) University of Arizona - Arizona Radio Observatory, (5) James Clerk Maxwell Telescope, (6) Netherlands Organization for Scientific Research, (7) National Radio Astronomy Observatory, (8) Kavli Institute for Cosmological Physics, (9) Combined Array for Research in Millimeter-wave Astronomy, (10) Caltech Submillimeter Observatory, (11) Max-Planck-Institut fur Radioastronomie, (12) Owens Valley Radio Observatory, (13) UC Berkeley Space Sciences Laboratory)

SCP06F6: A carbon-rich extragalactic transient at redshift z~0.14

• Authors: B.T. Gaensicke, A.J. Levan, T.R. Marsh, P.J. Wheatley

First Measurement of $\nu_\mu$ and $\nu_e$ Events in an Off-Axis Horn-Focused Neutrino Beam

• Authors: P. Adamson, A. A. Aguilar-Arevalo, C. E. Anderson, A. O. Bazarko, M. Bishai, S. J. Brice, B. C. Brown, L. Bugel, J. Cao, B. C. Choudhary, L. Coney, J. M. Conrad, D. C. Cox, A. Curioni, Z. Djurcic, D. A. Finley, B. T. Fleming, R. Ford, H. R. Gallagher, F. G. Garcia, G. T. Garvey, C. Green, J. A. Green, D. Harris, T. L. Hart, E. Hawker, J. Hylen, R. Imlay, R. A. Johnson, G. Karagiorgi, P. Kasper, T. Katori, T. Kobilarcik, S. Kopp, I. Kourbanis, S. Koutsoliotas, E. M. Laird, S. K. Linden, J. M. Link, Y. Liu, Y. Liu, L. Loiacono, W. C. Louis, A. Marchionni, K. B. M. Mahn, W. Marsh, G. McGregor, M. D. Messier, W. Metcalf, P. D. Meyers, F. Mills, G. B. Mills, J. Monroe, C. D. Moore, J. K. Nelson, R. H. Nelson, V. T. Nguyen, P. Nienaber, J. A. Nowak, S. Ouedraogo, R. B. Patterson, Z. Pavlovic, D. Perevalov, et al. (33 additional authors not shown)

tipa -- 9/15/2008

The Galactic potential and the asymmetric distribution of hypervelocity stars

• Authors: Hagai B. Perets, Xufen Wu, HongSheng Zhao, Benoit Famaey, Gianfranco Gentile, Tal Alexander

Acceleration of Galactic Supershells by Lyman Alpha Radiation

• Authors: Mark Dijkstra, Abraham Loeb

classic papers of the week -- 82

Electrical Disturbances Apparently of Extraterrestrial Origin

• Jansky, K. G. (Bell Telephone Laboratories, Inc., New York City)

Processes Involving Charged Mesons

• C.M.G. Lattes, H. Muirhead, G.P.S. Occhialini, C.F. Powell (H. H. Wills Physical Laboratory, University of Bristol)

An SU(3) model for strong interaction symmetry and its breaking

• G. Zweig (CERN)

tipa -- 9/12/2008

An Upper Mass Limit on a Red Supergiant Progenitor for the Type II-Plateau Supernova SN 2006my

• Authors: Douglas C. Leonard, Avishay Gal-Yam, Derek B. Fox, P. B. Cameron, Erik M. Johansson, Adam L. Kraus, David Le Mignant, Marcos A. van Dam

tipa -- 9/11/2008

Discovery of an Unusual Optical Transient with the Hubble Space Telescope

• Authors: K. Barbary, K. S. Dawson, K. Tokita, G. Aldering, R. Amanullah, N. V. Connolly, M. Doi, L. Faccioli, V. Fadeyev, A. S. Fruchter, G. Goldhaber, A. Goobar, A. Gude, X. Huang, Y. Ihara, K. Konishi, M. Kowalski, C. Lidman, J. Meyers, T. Morokuma, P. Nugent, S. Perlmutter, D. Rubin, D. Schlegel, A. L. Spadafora, N. Suzuki, H. K. Swift, N. Takanashi, R. C. Thomas, N. Yasuda, for the Supernova Cosmology Project

A Blast Wave from the 1843 Eruption of Eta Carinae

• Authors: Nathan Smith

Commissioning Run of the CRESST-II Dark Matter Search

• Authors: G. Angloher, M. Bauer, I. Bavykina, A. Bento, A. Brown, C. Bucci, C.Ciemniak, C. Coppi, G. Deuter, F. von Feilitzsch, D. Hauff, S. Henry, P.Huff, J. Imber, S. Ingleby, C. Isaila, J. Jochum, M. Kiefer, M. Kimmerle, H. Kraus, J.-C. Lanfranchi, R. F. Lang, B. Majorovits, M. Malek, R. McGowan, V. B. Mikhailik, E. Pantic, F. Petricca, S. Pfister, W. Potzel, F. Proebst, W. Rau, S. Roth, K. Rottler, C. Sailer, K. Schaeffner, J. Schmaler, S.Scholl, W. Seidel, L. Stodolsky, A. J. B. Tolhurst, I. Usherov, W.Westphal

First measurement of the Head-Tail directional nuclear recoil signature at energies relevant to WIMP dark matter searches

• Authors: S. Burgos, E. Daw, J. Forbes, C. Ghag, M. Gold, C. Hagemann, V.A. Kudryavtsev, T.B. Lawson, D. Loomba, P. Majewski, D. Muna, A.StJ. Murphy, G.G. Nicklin, S.M. Paling, A. Petkov, S.J.S. Plank, M. Robinson, N. Sanghi, D.P. Snowden-Ifft, N.J.C. Spooner, J. Turk, E. Tziaferi

High Energy Positrons From Annihilating Dark Matter

• Authors: Ilias Cholis, Lisa Goodenough, Dan Hooper, Melanie Simet, Neal Weiner

tipa -- 9/10/2008

The evolution of the specific star formation rate of massive galaxies to z ~ 1.8 in the E-CDFS

• Authors: Maaike Damen, Ivo Labbe, Marijn Franx, Pieter G. van Dokkum, Edward N. Taylor, Eric J. Gawiser

Constraints on the dark matter clumping factor and halo profiles from the cosmic gamma-ray background

• Authors: Dominik R. G. Schleicher, Simon C. O. Glover, Robi Banerjee, Ralf S. Klessen

Search for Point Sources of High Energy Neutrinos with Final Data from AMANDA-II

• Authors: The IceCube Collaboration

tipa -- 9/9/2008

A Catalog of X-ray Point Sources from Two Megaseconds of Chandra Observations of the Galactic Center

• Authors: M. P. Muno, F. E. Bauer, F. K. Baganoff, R. M. Bandyopadhyay, G. C. Bower, W. N. Brandt, P. S. Broos, A. Cotera, S. S. Eikenberry, G. P. Garmire, S. D. Hyman, N. E. Kassim, C. C. Lang, T. J. W. Lazio, C. Law, J. C. Mauerhan, M. R. Morris, T. Nagata, S. Nishiyama, S. Park, S. V. Ramirez, S. R. Stolovy, R. Wijnands, Q. D. Wang, Z. Wang, F. Yusef-Zadeh

AGILE detection of delayed gamma-ray emission from GRB 080514B

• Authors: A. Giuliani, S. Mereghetti, F. Fornari, E. Del Monte, M. Feroci, M. Marisaldi, P. Esposito, F. Perotti, M. Tavani, A. Argan, G. Barbiellini, F. Boffelli, A. Bulgarelli, P. Caraveo, P. W. Cattaneo, A.W. Chen, E. Costa, F. D'Ammando, G. Di Cocco, I. Donnarumma, Y. Evangelista, M. Fiorini, F. Fuschino, M. Galli, F. Gianotti, C. Labanti, I. Lapshov, F. Lazzarotto, P. Lipari, F. Longo, A. Morselli, L. Pacciani, A. Pellizzoni, G. Piano, P. Picozza, M. Prest, G. Pucella, M. Rapisarda, A. Rappoldi, P. Soffitta, M. Trifoglio, A. Trois, E. Vallazza, S. Vercellone, D. Zanello, L. Salotti, S. Cutini, C. Pittori, B. Preger, P. Santolamazza, F. Verrecchia, N. Gehrels, K. Page, D. Burrows, A. Rossi, K. Hurley, I. Mitrofanov, W. Boynton

Polarization of the Crab pulsar and nebula as observed by the Integral/IBIS telescope

• Authors: M. Forot (AIME, Sap), Philippe Laurent (SAp, Apc), I A. Grenier (AIME, Sap), C. Gouiffes (AIME, Sap), F. Lebrun (SAp, Apc)

tipa -- 9/8/2008

Can proper motions of dark-matter subhalos be detected?

• Authors: Shin'ichiro Ando, Marc Kamionkowski, Samuel K. Lee (Caltech), Savvas M. Koushiappas (Brown Univ.)

A blueprint for detecting supersymmetric dark matter in the Galactic halo

• Authors: Volker Springel (1), Simon D.M. White (1), Carlos S. Frenk (2), Julio F. Navarro (3,4), Adrian Jenkins (2), Mark Vogelsberger (1), Jie Wang (1), Aaron Ludlow (3), Amina Helmi (5) ((1) MPA, (2) Durham, (3) UVic, (4) UMass, (5) Groningen)

Photon and Graviton Mass Limits

• Authors: Alfred Scharff Goldhaber, Michael Martin Nieto

classic papers of the week -- 81

Prompt gamma rays and X-rays from supernovae

• Colgate, S. A.

The Isolation of an Ion, A Precision Measurement of Its Charge, and the Correction of Stokes's Law

• Millikan, R. A. (Ryerson Laboratory, University of Chicago)

Preliminary Design of an Experimental World-Circling Spaceship

• Project RAND

tipa -- 9/5/2008

The Gravitational Wave Signature of Core-Collapse Supernovae

• Authors: Christian D. Ott (TAPIR, Caltech)

Cosmic rays from active galactic nuclei

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

High-energy electron observations by PPB-BETS flight in Antarctica

• Authors: S.Torii, T.Yamagami, T.Tamura, K.Yoshida, H.Kitamura, K.Anraku, J.Chang, M.Ejiri, I.Iijima, A.Kadokura, K.Kasahara, Y.Katayose, T.Kobayashi, Y.Komori, Y.Matsuzaka, K.Mizutani, H.Murakami, M.Namiki, J.Nishimura, S.Ohta, Y.Saito, M.Shibata, N.Tateyama, H.Yamagishi, T.Yamashita, T.Yuda

How long should an astronomical paper be to increase its Impact?

• Authors: Krzysztof Zbigniew Stanek

tipa -- 9/4/2008

A New Class of Luminous Transients and A First Census of Their Massive Stellar Progenitors

• Authors: Todd A. Thompson, Jose L. Prieto, K. Z. Stanek, Matthew D. Kistler, John F. Beacom, Christopher S. Kochanek (Ohio State University)

The Extragalactic Distance Scale without Cepheids

• Authors: Jeremy Mould, Shoko Sakai

HESS J0632+057 : A new gamma-ray binary?

• Authors: J. A. Hinton (1), J. L. Skilton (1), S. Funk (2), J. Brucker (3), F. A. Aharonian (4,5), G. Dubus (6), A. Fiasson (7), Y. Gallant (7), W. Hofmann (5), A. Marcowith (7), O. Reimer (2) ((1) School of Physics & Astronomy, University of Leeds, UK, (2) Kavli Institute for Particle Astrophysics and Cosmology, SLAC, USA, (3) Universität Erlangen-Nürnberg, Physikalisches Institut, Germany, (4) Dublin Institute for Advanced Studies, Ireland, (5) Max-Planck-Institut für Kernphysik, Heidelberg, Germany, (6) Laboratoire d'Astrophysique de Grenoble, INSU/CNRS, Université Joseph Fourier, France, (7) Laboratoire de Physique Théorique et Astroparticules, CNRS/IN2P3, Université Montpellier II, France)

The Chemical Abundances of Tycho G in Supernova Remnant 1572

• Authors: Jonay I. González Hernández, Pilar Ruiz-Lapuente, Alexei V. Filippenko, Ryan J. Foley, Avishay Gal-Yam, Joshua D. Simon

Primordial Nucleosynthesis: from precision cosmology to fundamental physics

• Authors: F. Iocco, G. Mangano, G. Miele, O. Pisanti, P.D. Serpico

tipa -- 9/3/2008

The death of massive stars - I. Observational constraints on the progenitors of type II-P supernovae

• Authors: S.J. Smartt (1), J.J. Eldridge (2), R.M. Crockett (1), J.R. Maund (3) ((1) Queen's University Belfast; (2) IoA, Cambridge; (3) Dark Cosmology Centre, Copenhagen)

Reopening the window on charged dark matter

• Authors: Leonid Chuzhoy, Edward W. Kolb

tipa -- 9/2/2008

The Concepts of "Age" and "Universality" in Cosmic Ray Showers

• Authors: Paolo Lipari

VLT detection of a red supergiant progenitor of the type IIP supernova 2008bk

• Authors: S. Mattila, S.J. Smartt, J.J. Eldridge, J.R. Maund, R.M. Crockett, I.J. Danziger

Constraints on core-collapse supernova progenitors from correlations with H-alpha emission

• Authors: J. P. Anderson, P. A. James

PAMELA and dark matter

• Authors: V. Barger, W.-Y. Keung, D. Marfatia, G. Shaughnessy

tipa -- 9/1/2008

Dark Bursts in the Swift Era: The Palomar 60 inch-Swift Early Optical Afterglow Catalog

• Authors: S. B. Cenko, J. Kelemen, F. A. Harrison, D. B. Fox, S. R. Kulkarni, M. M. Kasliwal, E. O. Ofek, A. Rau, A. Gal-Yam, D. A. Frail, D.-S. Moon

Equation-of-State Dependent Features in Shock-Oscillation Modulated Neutrino and Gravitational-Wave Signals from Supernovae

• Authors: A. Marek, H.-Th. Janka, E. Mueller

Changes in Dark Matter Properties After Freeze-Out

• Authors: Timothy Cohen, David E. Morrissey, Aaron Pierce

Testing the Dark Matter Interpretation of the DAMA/LIBRA Result with Super-Kamiokande

• Authors: Jonathan L. Feng, Jason Kumar, John Learned, Louis E. Strigari