tipa -- 6/7/2007

An Exceptional VHE Gamma-Ray Flare of PKS 2155-304

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

Imaging the Cosmic Matter Distribution using Gravitational Lensing of Pregalactic HI

• Authors: Stefan Hilbert, R. Benton Metcalf, S. D. M. White

Measuring 10-1000 GeV Cosmic Ray Electrons with GLAST/LAT

• Authors: Alexander A.Moiseev, Jonathan F.Ormes, Igor V.Moskalenko

tipa -- 6/6/2007

The Kinematics of the Ultra-Faint Milky Way Satellites: Solving the Missing Satellite Problem

• Authors: Joshua D. Simon (Caltech), Marla Geha (HIA/DAO)

The Discovery of 1000 km/s Outflows in Massive Post-starburst Galaxies at z=0.6

• Authors: Christy A. Tremonti (1), John Moustakas (2), Aleksandar M. Diamond-Stanic (1) ((1) Steward Observatory, (2) New York University)

Evidence for a Z < 8 Origin of the Source Subtracted Near Infrared Background

• Authors: Rodger I. Thompson, Daniel Eisenstein, Xiaohui Fan, Marcia Rieke, Robert C. Kennicutt

On the detection of very high redshift Gamma Ray Bursts with Swift

• Authors: R. Salvaterra, S. Campana, G. Chincarini, G. Tagliaferri, S. Covino

TeV gamma-rays from photo-disintegration/de-excitation of nuclei in Westerlund 2

• Authors: Luis A. Anchordoqui, John F. Beacom, Yousaf M. Butt, Haim Goldberg, Sergio Palomares-Ruiz, Thomas J. Weiler, Justin Wesolowski

tipa -- 6/5/2007

Dark matter halo abundances, clustering and assembly histories at high redshift

• Authors: J.D. Cohn, Martin White

First Measurement of a Rapid Increase in the AGN Fraction in High-Redshift Clusters of Galaxies

• Authors: Jason Eastman, Paul Martini, Gregory Sivakoff (Ohio State), Daniel D. Kelson, John S. Mulchaey (Carnegie Observatories), Kim-Vy Tran (ETH Zurich)

A Monte Carlo Study of the Irreducible Background in the EGRET Instrument

• Authors: T. A. Porter, W. B. Atwood, B. Baughman, R. P. Johnson

CANGAROO-III Search for Gamma Rays from Centaurus A and the $\omega$ Centauri Region

• Authors: S.Kabuki, R.Enomoto, CANGAROO-III collaboration

Measurement of neutrino velocity with the MINOS detectors and NuMI neutrino beam

• Authors: MINOS Collaboration: P. Adamson, et al

Neutrino oscillations in a variable-density medium and $\nu-$ bursts due to the gravitational collapse of stars

• Authors: S. P. Mikheev, A. Yu. Smirnov

tipa -- 6/4/2007

The accretion origin of the Milky Way's stellar halo

• Authors: Eric F. Bell, Daniel B. Zucker, Vasily Belokurov, Sanjib Sharma, Kathryn V. Johnston, James S. Bullock, David W. Hogg, Knud Jahnke, Jelte T. A. de Jong, Timothy C. Beers, N. W. Evans, Eva K. Grebel, Zeljko Ivezic, Sergey E. Koposov, Hans-Walter Rix, Donald P. Schneider, Matthias Steinmetz, Adi Zolotov

The discovery of two extremely low luminosity Milky Way globular clusters

• Authors: S. Koposov (1,2), J. T. A. de Jong (1), V. Belokurov (2), H.-W. Rix (1), D.B. Zucker (2), N.W. Evans (2), G. Gilmore (2), M.J. Irwin (2), E. F. Bell (1) ((1) Max Planck Institute for Astronomy, (2) Institute of Astronomy, University of Cambridge)

First Results from the XENON10 Dark Matter Experiment at the Gran Sasso National Laboratory

• Authors: J. Angle, E. Aprile, F. Arneodo, L. Baudis, A. Bernstein, A. Bolozdynya, P. Brusov, L.C.C. Coelho, C.E. Dahl, L. DeViveiros, A.D. Ferella, L.M.P. Fernandes, S. Fiorucci, R.J. Gaitskell, K.L. Giboni, R. Gomez, R. Hasty, L. Kastens, J. Kwong, J.A.M. Lopes, N. Madden, A. Manalaysay, A. Manzur, D.N. McKinsey, M.E. Monzani, K. Ni, U. Oberlack, J. Orboeck, G. Plante, R. Santorelli, J.M.F. dos Santos, P. Shagin, T. Shutt, P. Sorensen, S. Schulte, C. Winant, M. Yamashita (XENON Collaboration)

Searching for energetic cosmic axions in a laboratory experiment: testing the PVLAS anomaly

• Authors: M.Fairbairn (CERN), S.N.Gninenko, N.V.Krasnikov, V.A.Matveev (Moscow, INR), T.I.Rashba (Munich, Max Planck Inst. and Troitsk, IZMIRAN), A.Rubbia (Zurich, ETH), Sergey Troitsky (Moscow, INR)

The Astrophysics of Early Galaxy Formation

• Authors: Piero Madau

classic papers of the week -- 23

On an alternative decay process for the neutral pi-meson

• R.H. Dalitz

The Inflationary Universe: A Possible Solution to the Horizon and Flatness Problems

• Alan H. Guth (SLAC)

Observation of a Line in the Galactic Radio Spectrum: Radiation from Galactic Hydrogen at 1,420 Mc./sec

• Ewen, H. I.; Purcell, E. M. (Lyman Laboratory, Harvard University, Cambridge, Mass)

tipa -- 6/1/2007

SN 2005hj: Evidence for Two Classes of Normal-Bright SNe Ia and Implications for Cosmology

• Authors: Robert Quimby, Peter Höflich, J. Craig Wheeler

Cosmic rays and the primordial gas

• Authors: Jens Jasche, Benedetta Ciardi, Torsten A. Ensslin

Revisiting cosmological bounds on radiative neutrino lifetime

• Authors: A. Mirizzi (MPI), D. Montanino (Lecce U. & INFN, Lecce), P.D. Serpico (Fermilab)

tipa -- 5/31/2007

Towards Closing the Window on Strongly Interacting Dark Matter: Far-Reaching Constraints from Earth's Heat Flow

• Authors: Gregory D. Mack (Ohio State), John F. Beacom (Ohio State), Gianfranco Bertone (IAP)

The Likely Cause of the EGRET GeV Anomaly and its Implications

• Authors: F. W. Stecker, S. D. Hunter, D. A. Kniffen (NASA/GSFC)

Evidence for nonlinear diffusive shock acceleration of cosmic-rays in the 2006 outburst of the recurrent nova RS Ophiuchi

• Authors: V. Tatischeff, M. Hernanz

tipa -- 5/30/2007

The variable radio-to-X-ray spectrum of the magnetar XTE J1810-197

• Authors: F. Camilo (1), S. M. Ransom (2), J. Penalver (3), A. Karastergiou (3), M. van Kerkwijk (4), M. Durant (5), J. P. Halpern (1), J. Reynolds (6), C. Thum (3), D. J. Helfand (1), N. Zimmerman (1), I. Cognard (7) ((1) Columbia, (2) NRAO, (3) IRAM, (4) Toronto, (5) IAC, (6) ATNF, (7) CNRS)

Properties of a Gamma Ray Burst Host Galaxy at z ~ 5

• Authors: P. A. Price, A. Songaila, L. L. Cowie, J. Bell Burnell, E. Berger, A. Cucchiara, D. B. Fox, I. Hook, S. R. Kulkarni, B. Penprase, K. C. Roth, B. Schmidt

Superluminous supernovae: No threat from Eta Carinae

• Authors: Brian C. Thomas (Washburn Univ.), Adrian L. Melott (Univ. of Kansas), Brian D. Fields (Univ. of Illinois), Barbara J. Anthony-Twarog (Univ. of Kansas)

tipa -- 5/29/2007

8.4GHz VLBI observations of SN2004et in NGC6946

• Authors: I. Marti-Vidal, J.M.Marcaide, A. Alberdi, J.C. Guirado, L. Lara, M.A. Perez-Torres, E. Ros, M.K. Argo, R.J. Beswick, T.W.B. Muxlow, A. Pedlar, I.I. Shapiro, C.J. Stockdale, R.A. Sramek, K.W. Weiler, J. Vinko

The first second of SN1987A neutrino emission

• Authors: G. Pagliaroli, M.L. Costantini, A. Ianni, F. Vissani

An Experiment to Search for Light Dark Matter in Low-Energy ep Scattering

• Authors: Sven Heinemeyer (1), Yonatan Kahn (2), Michael Schmitt (2), Mayda Velasco (2) ((1) Instituto de Fisica de Cantabria, (2) Northwestern University)

Gamma-ray albedo of the moon

• Authors: Igor V. Moskalenko (Stanford), Troy A. Porter (UCSC)

tipa -- 5/28/2007

Evidence Of Dark Matter Annihilations In The WMAP Haze

• Authors: Dan Hooper, Douglas P. Finkbeiner, Gregory Dobler

An unusually brilliant transient in the galaxy Messier 85

• Authors: S. R. Kulkarni, E. O. Ofek, A. Rau, S. B. Cenko, A. M. Soderberg, D. B. Fox, A. Gal-Yam, P. L. Capak, D. S. Moon, W. Li, A. V. Filippenko, E. Egami, J. Kartaltepe, D. B. Sanders

BL Lac Contribution to the Extragalactic Gamma-Ray Background

• Authors: Tanja M. Kneiske, Karl Mannheim

Deep radio images of the HEGRA and Whipple TeV sources in the Cygnus OB2 region

• Authors: Josep Marti, Josep M. Paredes, Ishwara Chandra C. H., Valenti Bosch-Ramon

Oscillation Effects and Time Variation of the Supernova Neutrino Signal

• Authors: James P. Kneller, Gail C. McLaughlin, Justin Brockman

Measurement of the Atmospheric Muon Charge Ratio at TeV Energies with MINOS

• Authors: MINOS Collaboration

classic papers of the week -- 22

Energy production in stars

• H.A. Bethe (Cornell U., Phys. Dept.)

A new method of determining distances to galaxies

• Tully, R. B. (Marseille, Observatoire, Marseille, France); Fisher, J. R. (National Radio Astronomy Observatory, Green Bank, W. Va.)

Reflections on Trusting Trust

• Ken Thompson

tipa -- 5/25/2007

On the likelihood of supernova enrichment of protoplanetary disks

• Authors: Jonathan P. Williams, Eric Gaidos (Univ. of Hawaii Manoa)

An XMM-Newton study of Hyper-Luminous Infrared Galaxies

• Authors: A. Ruiz, F.J. Carrera, F. Panessa (IFCA (CSIC - Uc))

Impact of Cosmic Rays on Population III Star Formation

• Authors: Athena Stacy, Volker Bromm

tipa -- 5/24/2007

VHE Gamma-Ray Observation of the Crab Nebula and Pulsar with MAGIC

• Authors: MAGIC Collaboration, (J. Albert, et al)

Helium abundance in galaxy clusters and Sunyaev-Zeldovich effect

• Authors: Maxim Markevitch (CfA)

tipa -- 5/23/2007

The First Supernova Explosions: Energetics, Feedback, and Chemical Enrichment

• Authors: Thomas H. Greif, Jarrett L. Johnson, Volker Bromm, Ralf S. Klessen

Prospects for Constraining Neutrino Mass Using Planck and Lyman-Alpha Forest Data

• Authors: Steven Gratton, Antony Lewis, George Efstathiou

Discovery of VHE Gamma Radiation from IC443 with the MAGIC Telescope

• Authors: MAGIC Collaboration, (J. Albert, et al.)

SubmilliJansky Transients in Archival Radio Observations

• Authors: Geoffrey C. Bower, Destry Saul, Joshua S. Bloom, Alberto Bolatto, Alexei V. Filippenko, Ryan J. Foley, Daniel Perley (UC Berkeley)

Cosmic ray confinement in fossil cluster bubbles

• Authors: M. Ruszkowski (1), T.A. Ensslin (1), M. Bruggen (2), M.C. Begelman (3), E. Churazov (1) ((1) MPA, (2) Jacobs University, (3) JILA)

tipa -- 5/22/2007

Detection of VHE gamma-ray emission from the distant blazar 1ES 1101-232 with H.E.S.S. and broadband characterisation

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

Prompt GeV-TeV Emission of Gamma-Ray Bursts Due to High-Energy Protons, Muons and Electron-Positron Pairs

• Authors: Katsuaki Asano, Susumu Inoue

Searching for galactic cosmic ray pevatrons with multi-TeV gamma rays and neutrinos

• Authors: Stefano Gabici (1), Felix A. Aharonian (1,2) (1 - MPIK Heidelberg, 2 - DIAS Dublin)

Masers as Probes of Massive Star Formation in the Nuclear Disk

• Authors: F. Yusef-Zadeh, R. G. Arendt, C. O. Heinke, J. L. Hinz, J. W. Hewitt, P. Pratap, S. V. Ramirez, G. H. Rieke, D. A. Roberts, S. R. Stolovy, M. Wardle, B. A. Whitney

tipa -- 5/21/2007

Observations of Microwave Continuum Emission from Air Shower Plasmas

• Authors: P. W. Gorham, N. G. Lehtinen, G. S. Varner, J. J. Beatty, A. Connolly, P. Chen, M. E. Conde, W. Gai, C. Hast, C. L. Hebert, C. Miki, R. Konecny, J. Kowalski, J. Ng, J. G. Power, K. Reil, D. Saltzberg, B. T. Stokes, D. Walz

A deeper X-ray study of the core of the Perseus galaxy cluster: the power of sound waves and the distribution of metals and cosmic rays

• Authors: J.S. Sanders, A.C. Fabian (Institute of Astronomy, Cambridge)

South-West extension of the hard X-ray emission from the Coma cluster

• Authors: D. Eckert, A. Neronov, T. J.-L. Courvoisier, N. Produit

Developing the Theory of Flux Limits from $\gamma$-Ray Cascades

• Authors: John A. Cairns

Detecting atmospheric neutrino oscillations in ATLAS

• Authors: Joachim Kopp, Manfred Lindner

classic papers of the week -- 21

Gravitational instability: An Approximate theory for large density perturbations

• Ya.B. Zeldovich (Moscow, IPM)

The Theory of magnetic poles

• Paul A.M. Dirac (Cambridge U.)

Evidence for the Molecular Origin of Some Hitherto Unidentified Interstellar Lines

• Andrew McKellar

tipa -- 5/18/2007

Superluminal Radio Features in the M87 Jet and the Site of Flaring TeV Gamma-ray Emission

• Authors: C.C. Cheung (NRAO and Stanford), D.E. Harris (Harvard-CfA), L. Stawarz (Stanford/KIPAC)

Constraints on the Abundance of Highly Ionized Proto-Cluster Regions from the Absence of Large Voids in the Lyman Alpha Forest

• Authors: Cien Shang, Arlin Crotts, Zoltán Haiman (Columbia University)

Gamma-ray probe of cosmic-ray pressure in galaxy clusters and cosmological implications

• Authors: Shin'ichiro Ando, Daisuke Nagai (Caltech)

Can we ever distinguish between quintessence and a cosmological constant?

• Authors: Sirichai Chongchitnan, George Efstathiou

Observations of Galactic Gamma-Ray Sources with H.E.S.S

• Authors: D. Berge (for the H.E.S.S. Collaboration)

tipa -- 5/17/2007

X-ray emission from PSR J1809-1917 and its pulsar wind nebula, possibly associated with the TeV gamma-ray source HESS J1809-193

• Authors: O. Kargaltsev, G. G. Pavlov

The Answer is Blowing in the Wind

• Authors: Yousaf Butt

tipa -- 5/16/2007

Discovery of a Ringlike Dark Matter Structure in the Core of the Galaxy Cluster Cl 0024+17

• Authors: M.J. Jee, H.C. Ford, G.D. Illingworth, R.L. White, T.J. Broadhurst, D.A. Coe, G.R. Meurer, A. Van Der Wel, N. Benitez, J.P. Blakeslee, R.J. Bouwens, L.D. Bradley, R. Demarco, N.L. Homeier, A.R. Martel, S. Mei

Ultrahigh-energy neutrino flux as a probe of large extra-dimensions

• Authors: Joseph Lykken, Olga Mena, Soebur Razzaque