tipa -- 9/18/2009

Multi-Element Abundance Measurements from Medium-Resolution Spectra. I. The Sculptor Dwarf Spheroidal Galaxy

• Authors: Evan N. Kirby (1), Puragra Guhathakurta (1), Michael Bolte (1), Christopher Sneden (2), Marla C. Geha (3) ((1) University of California Observatories/Lick Observatory, (2) University of Texas Austin, (3) Yale University)

The Role of Column Density in the Formation of Stars and Black Holes

• Authors: Richard B. Larson

First redshift determination of an optically/UV faint submillimeter galaxy using CO emission lines

• Authors: A. Weiss, R.J. Ivison, D. Downes, F. Walter, M. Cirasuolo, K.M. Menten

MAGIC Gamma-Ray Observation of the Perseus Galaxy Cluster

• Authors: The MAGIC Collaboration: J. Aleksic, et al., C. Pfrommer, A. Pinzke, T.A. Ensslin, S. Inoue, G. Ghisellini

From the LHC to Future Colliders

• Authors: A. De Roeck, J. Ellis, C. Grojean, S. Heinemeyer, K. Jakobs, G. Weiglein, J. Wells, G. Azuelos, S. Dawson, B. Gripaios, T. Han, J. Hewett, M. Lancaster, C. Mariotti, F. Moortgat, G. Moortgat-Pick, G. Polesello, S. Riemann, M. Schumacher, K. Assamagan, P. Bechtle, M. Carena, G. Chachamis, K.F. Chen, S. De Curtis, K. Desch, M. Dittmar, H. Dreiner, M. Dührssen, B. Foster, M.T. Frandsen, A. Giammanco, R. Godbole, P. Govoni, J. Gunion, W. Hollik, W.S. Hou, G. Isidori, A. Juste, J. Kalinowski, A. Korytov, E. Kou, S. Kraml, M. Krawczyk, A. Martin, D. Milstead, V. Morton-Thurtle, K. Moenig, B. Mele, E. Ozcan, M. Pieri, T. Plehn, L. Reina, E. Richter-Was, T. Rizzo, K. Rolbiecki, F. Sannino, M. Schram, J. Smillie, S. Sultansoy, J. Tattersall, P. Uwer, B. Webber, P. Wienemann

tipa -- 9/17/2009

Short gamma-ray bursts from tidal capture and collisions of compact stars in globular clusters

• Authors: William H. Lee (IA-UNAM), Enrico Ramirez-Ruiz (UCSC), Glenn van de Ven (IAS, MPIA)

Note on galaxy catalogues in UHECR flux modelling

• Authors: Hylke B. J. Koers, Peter Tinyakov

Dark Force Detection in Low Energy e-p Collisions

• Authors: Marat Freytsis, Grigory Ovanesyan, Jesse Thaler

tipa -- 9/16/2009

Shock Breakout from Type Ia Supernova

• Authors: Anthony L. Piro (1), Philip Chang (1, 2), Nevin N. Weinberg (1) ((1) UC Berkeley, (2) CITA)

New Solar Composition: The Problem With Solar Models Revisited

• Authors: Aldo Serenelli (Max Planck Institute for Astrophysics), Sarbani Basu (Yale University), Jason W. Ferguson (Wichita State University), Martin Asplund (Max Planck Institute for Astrophysics)

Correlation of Supernova Remnant Masers and Gamma-Ray Sources

• Authors: John W. Hewitt, Farhad Yusef-Zadeh, Mark Wardle

tipa -- 9/15/2009

Fermi Observations of GRB 090902B: A Distinct Spectral Component in the Prompt and Delayed Emission

• Authors: The Fermi/GBM collaboration, The Fermi/LAT Collaborations, The Swift Team

The Contribution of High Redshift Galaxies to Cosmic Reionization: New Results from Deep WFC3 Imaging of the Hubble Ultra Deep Field

• Authors: Andrew Bunker (1), Stephen Wilkins (1), Richard Ellis (2), Daniel Stark (3), Silvio Lorenzoni (1), Kuenley Chiu (2), Mark Lacy (4) ((1) Physics Department, University of Oxford, (2) Caltech Astophysics, (3) Institute of Astronomy, Cambridge, (4) NRAO, Charlottesville)

Nonthermal Radiation of Young Supernova Remnants

• Authors: V.N.Zirakashvili, F.A.Aharonian

Galaxies at z = 6 - 9 from the WFC3/IR imaging of the HUDF

• Authors: R.J. McLure, J.S. Dunlop, M. Cirasuolo, A.M. Koekemoer, E. Sabbi, D.P. Stark, T.A. Targett, R.S. Ellis

Measurement of sound speed vs. depth in South Pole ice for neutrino astronomy

• Authors: The IceCube Collaboration

tipa -- 9/14/2009

Neutrino mass limit from tritium beta decay

• Authors: E. W. Otten, C. Weinheimer

String Phenomenology at the LHC

• Authors: Luis A. Anchordoqui, Haim Goldberg, Dieter Lust, Stephan Stieberger, Tomasz R. Taylor

classic papers of the week -- 115

Evidence from the motions of old stars that the Galaxy collapsed

• Eggen, O. J.; Lynden-Bell, D.; Sandage, A. R.

Supersymmetric Relics from the Big Bang

• John R. Ellis, J.S. Hagelin (Stanford Linear Accelerator Center), Dimitri V. Nanopoulos, Keith A. Olive, M. Srednicki (CERN)

The Highest Aim of the Physicist

Or here

• Henry A. Rowland

tipa -- 9/11/2009

z~8 galaxies from ultra-deep WFC3/IR Observations over the HUDF

• Authors: R.J. Bouwens (UCSC/Leiden), G.D. Illingworth (UCSC), P.A. Oesch (ETH Zurich), M. Stiavelli (STScI), P. van Dokkum (Yale), M. Trenti (Colorado), D. Magee (UCSC), I. Labbe (OCIW), M. Franx (Leiden), M. Carollo (ETH Zurich)

Hubble Space Telescope Observations of Short GRB Host Galaxies: Morphologies, Offsets, and Local Environments

• Authors: Wen-fai Fong (Harvard), Edo Berger (Harvard), Derek B. Fox (PSU)

z~7 Galaxies in the HUDF: First Epoch WFC3/IR Results

• Authors: P. A. Oesch, R. J. Bouwens, G. D. Illingworth, C. M. Carollo, M. Franx, I. Labbe, D. Magee, M. Stiavelli, M. Trenti, P. G. van Dokkum

Are all short-hard gamma-ray bursts produced from mergers of compact stellar objects?

• Authors: Francisco J. Virgili, Bing Zhang, Paul O'Brien, Eleonora Troja

NGC 300 OT2008-1 As a Scaled-Down Version of the Eta Carinae Great Eruption

• Authors: Amit Kashi, Adam Frankowski, Noam Soker

Further Searches for RRATs in the Parkes Multi-Beam Pulsar Survey

• Authors: E. F. Keane (1), D. A. Ludovici (2), R. P. Eatough (1), M. Kramer (1,3), A. G. Lyne (1), M. A. McLaughlin (2,4), B. W. Stappers (1). (1 - Jodrell Bank Centre for Astrophysics, University of Manchester, 2 - Dept. of Physics, University of West Virginia, 3 - Max Planck Institut fur Radioastronomie, Bonn, 4 - National Radio Astronomy Observatory, Green Bank)

Tidal break-up of binary stars at the Galactic center and its consequences

• Authors: Fabio Antonini, Joshua Faber, Alessia Gualandris, David Merritt

Sources of the Radio Background Considered

• Authors: J. Singal, L. Stawarz, A. Lawrence, V. Petrosian

tipa -- 9/10/2009

The relation between the most-massive star and its parental star cluster mass

• Authors: C. Weidner (1,2), P. Kroupa (3), I. Bonnell (1) ((1) St Andrews University, (2) Pontificia Universidad Catolica de Chile, (3) AIfA Bonn)

The Extragalactic Background Light Absorption Feature in the Blazar Component of the Extragalactic Gamma-ray Background

• Authors: Tonia M. Venters (U. Chicago), Vasiliki Pavlidou (Caltech), Luis C. Reyes (KICP, U. Chicago)

The earliest stars and their relics in the Milky Way

• Authors: L. Gao, Tom Theuns, C. S. Frenk, A. Jenkins, J. Navarro, V. Springel, S. D. M. White

Parameter Estimation from Improved Measurements of the CMB from QUaD

• Authors: QUaD collaboration: S. Gupta (1), P. Ade (1), J. Bock (2,3), M. Bowden (1,4), M. L. Brown (5), G. Cahill (6), P. G. Castro (7,8), S. Church (4), T. Culverhouse (9), R. B. Friedman (9), K. Ganga (10), W. K. Gear (1), J. Hinderks (5,11), J. Kovac (3), A. E. Lange (4), E. Leitch (2,3), S. J. Melhuish (12), Y. Memari (7), J. A. Murphy (6), A. Orlando (1,3), C. O'Sullivan (6), L. Piccirillo (12), C. Pryke (9), N. Rajguru (1,13), B. Rusholme (4,14), R. Schwarz (9), A. N. Taylor (7), K. L. Thompson (4), A. H. Turner (1), E. Y. S. Wu (4), M. Zemcov (1,2,3) ((1) Cardiff University, (2) JPL, (3) Caltech, (4) Stanford University, (5) University of Cambridge, (6) National University of Ireland Maynooth, (7) University of Edinburgh, (8) Universidade Tecnica de Lisboa, (9) University of Chicago, (10) Laboratoire APC/CNRS, (11) NASA Goddard, (12) University of Manchester, (13) UCL, (14) IPAC)

Relativistic Rayleigh-Taylor Instability of a Decelerating Shell and its Implications for Gamma Ray Bursts

• Authors: Amir Levinson (TAU)

Modeling the light curve of the transient SCP06F6

• Authors: Emmanouil Chatzopoulos, J. Craig Wheeler, Jozsef Vinko

The influence of short term variations in AM CVn systems on LISA measurements

• Authors: Alexander Stroeer, Gijs Nelemans

The impact of a strongly first-order phase transition on the abundance of thermal relics

• Authors: Carroll Wainwright, Stefano Profumo

tipa -- 9/9/2009

The Distribution of Stars and Stellar Remnants at the Galactic Center

• Authors: David Merritt

The nature of HI absorbers in GRB afterglows: clues from hydrodynamic simulations

• Authors: Andrew Pontzen, Alis Deason, Fabio Governato, Max Pettini, James Wadsley, Thomas Quinn, Alyson Brooks, Jillian Bellovary, Johan Fynbo

X- and Gamma-Ray Flashes from Type Ia Supernovae?

• Authors: Peter Hoflich, Bradley E. Schaefer

Gamma-Ray Bursts in the Swift Era

• Authors: N. Gehrels, E. Ramirez-Ruiz, D.B. Fox

tipa -- 9/8/2009

The chemical composition of the Sun

• Authors: Martin Asplund, Nicolas Grevesse, A. Jacques Sauval, Pat Scott

Multi-Wavelength Properties of the Type IIb SN 2008ax

• Authors: P.W.A. Roming, T.A. Pritchard, P.J. Brown, S.T. Holland, S. Immler, C.J. Stockdale, K.W. Weiler, N. Panagia, S.D. Van Dyk, E.A. Hoversten, P.A. Milne, S.R. Oates, B. Russell, C. Vandrevala

Search for cosmic neutrino point sources with the 5-line ANTARES telescope

• Authors: Antares Collaboration

A formalism for the construction of binary neutron stars with arbitrary circulation

• Authors: Thomas W. Baumgarte, Stuart L. Shapiro

Bayesian reconstruction of gravitational wave burst signals from simulations of rotating stellar core collapse and bounce

• Authors: Christian Röver, Marie-Anne Bizouard, Nelson Christensen, Harald Dimmelmeier, Ik Siong Heng, Renate Meyer

Status of the global electroweak fit of the Standard Model

• Authors: Andreas Hoecker (CERN) for the Gfitter Group

tipa -- 9/7/2009

The size-star formation relation of massive galaxies at 1.5 < z < 2.5

• Authors: S. Toft, M. Franx, P. G. van Dokkum, N. M. Forster-Schreiber, I. Labbe, S. Wuyts, D. Marchesini

Testing the Gamma-Ray Burst Pulse Start Conjecture

• Authors: Jon Hakkila, Robert J. Nemiroff

Supercollapsars and their X-ray Bursts

• Authors: S.S. Komissarov, M.V. Barkov

General physical properties of bright Fermi blazars

• Authors: G. Ghisellini (1), F. Tavecchio (1), L. Foschini (1), G. Ghirlanda (1), L. Maraschi (1), A. Celotti (2) ((1) INAF-Brera Observ., (2) SISSA)

tipa -- 9/4/2009

Gamma-ray signatures of annihilation to charged leptons in dark matter substructure

• Authors: Matthew D. Kistler, Jennifer M. Siegal-Gaskins (Ohio State University)

Discovery of a new Wolf-Rayet star and its ring nebula in Cygnus

• Authors: V.V.Gvaramadze, S.Fabrika, W.-R.Hamann, O.Sholukhova, A.F.Valeev, V.P.Goranskij, A.M.Cherepashchuk, D.J.Bomans, L.M.Oskinova

tipa -- 9/3/2009

An Electromagnetic Signature of Galactic Black Hole Binaries That Enter Their Gravitational-Wave Induced Inspiral

• Authors: Abraham Loeb (Harvard)

Seeing the Collision of a Supernova with its Companion Star

• Authors: Daniel Kasen

X-ray Astronomy in the Laboratory with a Miniature Compact Object Produced by Laser-Driven Implosion

• Authors: Shinsuke Fujioka, Hideaki Takabe, Norimasa Yamamoto, David Salzmann, Feilu Wang, Hiroaki Nishimura, Yutong Li, Quanli Dong, Shoujun Wang, Yi Zhang, Yong-Joo Rhee, Yong-Woo Lee, Jae-Min Han, Minoru Tanabe, Takashi Fujiwara, Yuto Nakabayashi, Gang Zhao, Jie Zhang, Kunioki Mima

The remnants of galaxy formation from a panoramic survey of the region around M31

• Authors: Alan W. McConnachie, Michael J. Irwin, Rodrigo A. Ibata, John Dubinski, Lawrence M. Widrow, Nicolas F. Martin, Patrick Cote, Aaron L. Dotter, Julio F. Navarro, Annette M. N. Ferguson, Thomas H. Puzia, Geraint F. Lewis, Arif Babul, Pauline Barmby, Olivier Bienayme, Scott C. Chapman, Robert Cockcroft, Michelle L. M. Collins, Mark A. Fardal, William E. Harris, Avon Huxor, A. Dougal Mackey, Jorge Penarrubia, R. Michael Rich, Harvey B. Richer, Arnaud Siebert, Nial Tanvir, David Valls-Gabaud, Kimberly A. Venn

Radio continuum and near-infrared study of the MGRO J2019+37 region

• Authors: J.M. Paredes, J.Marti, C.H. Ishwara-Chandra, J.R. Sanchez-Sutil, A.J. Munoz-Arjonilla, J. Moldon, M. Peracaula, P.L. Luque-Escamilla, V. Zabalza, V. Bosch-Ramon, P. Bordas, G.E. Romero, M. Ribo

tipa -- 9/2/2009

Omniscopes: Large Area Telescope Arrays with only N log N Computational Cost

• Authors: Max Tegmark (MIT), Matias Zaldarriaga (IAS)

Magnetohydrodynamic Simulations of Gamma-Ray Burst Jets: Beyond the Progenitor Star

• Authors: Alexander Tchekhovskoy (1), Ramesh Narayan (1), Jonathan C. McKinney (2) ((1) Harvard-CfA, (2) Department of Physics and Kavli Institute for Particle Astrophysics and Cosmology, Stanford University)

A Spatially Resolved Map of the Kinematics, Star-Formation and Stellar Mass Assembly in a Star-Forming Galaxy at z=4.9

• Authors: Mark Swinbank (1), Tracy Webb (2), Johan Richard (1), Richard Bower (1) Richard Ellis (3), Garth Illingworth (4), Tucker Jones (3), Mariska Kriek (5), Ian Smail (1), Dan Stark (6), Pieter Van Dokkum (7) ((1) Durham, (2) McGill, (3) Caltech, (4) UCSC, (5) Princeton, (6) Cambridge, (7) Yale)

tipa -- 9/1/2009

First-year Sloan Digital Sky Survey-II (SDSS-II) Supernova Results: Hubble Diagram and Cosmological Parameters

• Authors: Richard Kessler, Andrew Becker, David Cinabro, Jake Vanderplas, Joshua A. Frieman, John Marriner, Tamara M Davis, Benjamin Dilday, Jon Holtzman, Saurabh Jha, Hubert Lampeitl, Masao Sako, Mathew Smith, Chen Zheng, Robert C. Nichol, Bruce Bassett, Ralf Bender, Darren L. Depoy, Mamoru Doi, Ed Elson, Alex V. Filippenko, Ryan J. Foley, Peter M. Garnavich, Ulrich Hopp, Yutaka Ihara, William Ketzeback, W. Kollatschny, Kohki Konishi, Jennifer L. Marshall, Russet J. McMillan, Gajus Miknaitis, Tomoki Morokuma, Edvard M"ortsell, Kaike Pan, Jose Luis Prieto, Michael W. Richmond, Adam G. Riess, Roger Romani, Donald P. Schneider, Jesper Sollerman, Naohiro Takanashi, Kouichi Tokita, Kurt van der Heyden, J. C. Wheeler, Naoki Yasuda, Donald York

Production of 26Al, 44Ti, and 60Fe in Core-Collapse Supernovae: Sensitivity to the Rates of the Triple Alpha and 12C(a,g)16O Reactions

• Authors: Clarisse Tur, Alexander Heger, Sam M. Austin

Radial Distribution of X-ray Point Sources near the Galactic Center

• Authors: Jaesub Hong, Maureen van den Berg, Jonathan E. Grindlay, Silas Laycock

Nuclear Security Applications of Antineutrino Detectors: Current Capabilities and Future Prospects

• Authors: A. Bernstein, G. Baldwin, B. Boyer, M. Goodman, J. Learned, J. Lund, D. Reyna, R. Svoboda

tipa -- 8/31/2009

A Maximum Stellar Surface Density in Dense Stellar Systems

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

Identification of the Early Fermi LAT Gamma-Ray Bright Objects with Extragalactic VLBI sources

• Authors: Y. Y. Kovalev (MPIfR and ASC Lebedev)

Near-IR Search for Lensed Supernovae Behind Galaxy Clusters: I. Observations and transient detection efficiency

• Authors: V. Stanishev, A. Goobar, K. Paech, R. Amanullah, T. Dahlén, J. Jönsson, J. P. Kneib, C. Lidman, M. Limousin, E. Mörtsell, S. Nobili, J. Richard, T. Riehm, M. von Strauss

Constraints on Extragalactic Point Source Flux from Diffuse Neutrino Limits

• Authors: Andrea Silvestri, Steven W. Barwick

Relativistic Non-Hermitian Quantum Mechanics

• Authors: Katherine Jones-Smith, Harsh Mathur

classic papers of the week -- 114

On the Nature of Pulsars. I. Theory

• Ostriker, J. P.; Gunn, J. E.

Superstrings in the Early Universe

• Robert H. Brandenberger, (Brown University, Providence, RI) , C. Vafa, (Lyman Laboratory of Physics, Harvard University, Cambridge, MA)

The New World-Picture of Modern Physics

• Sir James Jeans, F.R.S., President of the British Association

tipa -- 8/28/2009

Imprint of galaxy clustering in the cosmic gamma-ray background

• Authors: Shin'ichiro Ando, Vasiliki Pavlidou (Caltech)

Disks in the sky: A reassessment of the WMAP "cold spot"

• Authors: Ray Zhang, Dragan Huterer (University of Michigan)

Hidden MeV-Scale Dark Matter in Neutrino Detectors

• Authors: Jennifer Kile, Amarjit Soni

Current status of gravitational-wave observations

• Authors: Stephen Fairhurst, Gianluca M Guidi, Patrice Hello, John T Whelan, Graham Woan

tipa -- 8/27/2009

Can X-ray emission powered by a spinning-down magnetar explain some GRB light curve features?

• Authors: N. Lyons, P.T. O'Brien, B. Zhang, R. Willingale, E. Troja, R.L.C. Starling

Timing Observations of Rotating Radio Transients

• Authors: M. A. McLaughlin, A. G. Lyne, E. F. Keane, M. Kramer, J. J. Miller, D. R. Lorimer, R. N. Manchester, F. Camilo, I. H. Stairs

Search for gravitational-wave bursts associated with gamma-ray bursts using data from LIGO Science Run 5 and Virgo Science Run 1

• Authors: LIGO Scientific Collaboration, Virgo Collaboration

Experimental test of the Pauli Exclusion Principle

• Authors: A.S. Barabash

Early Universe models from Noncommutative Geometry

• Authors: Matilde Marcolli (Caltech), Elena Pierpaoli (USC)

tipa -- 8/26/2009

Binary compact object coalescence rates: The role of elliptical galaxies

• Authors: R. O'Shaughnessy (1), V. Kalogera (2), K. Belczynski (3 and 4) ((1) Center for Gravitational Wave Physics, Penn State University, (2) Northwestern University, (3) Los Alamos National Laboratory, (4) Astronomical Observatory, University of Warsaw)

A Trigonometric Parallax of Sgr B2

• Authors: M. J. Reid, K. M. Menten, X. W. Zheng, A. Brunthaler, Y. Xu