tipa -- 1/8/2007

Simulations of star formation in a gaseous disc around sgr A* - a failed AGN

• Authors: Sergei Nayakshin, Jorge Cuadra, Volker Springel

Compactified pulsar wind nebula model of gamma-ray loud binary LSI +61 303

• Authors: A.Neronov, M.Chernyakova

Differential cross section for neutron-proton bremsstrahlung

• Authors: Y. Safkan, T. Akdogan, W. A. Franklin, J. L. Matthews, W. M. Schmitt, V. V. Zelevinsky, P. A. M. Gram, T. N. Taddeucci, S. A. Wender, S. F. Pate

cpow -- 2

Theory of the Fermi Interaction

• Feynman, R. P.; Gell-Mann, M. (California Institute of Technology, Pasadena, California)

Detection of the Free Neutrino

• Reines, F.; Cowan, C. L. (Los Alamos Scientific Laboratory, University of California, Los Alamos, New Mexico)

Collision of Two Light Quanta

• Breit, G.; Wheeler, John A. (Department of Physics, New York University)

Twentieth-Century Man Against Antarctica

• Raymond Priestley (President of the British Association)

tipa -- 1/5/2007

Fallback and Black Hole Production in Massive Stars

• Authors: Weiqun Zhang, S. E. Woosley, A. Heger

The prompt to late-time multiwavelength analysis of GRB 060210

• Authors: P.A. Curran (1), A.J. van der Horst (1), A.P. Beardmore (2), K.L. Page (2), E. Rol (2), A. Melandri (3), I.A. Steele (3), C.G. Mundell (3), A. Gomboc (4), P.T. O'Brien (2), D.F. Bersier (3), M.F. Bode (3), D. Carter (3), C. Guidorzi (3,5), J.E. Hill (6), C.P. Hurkett (2), S. Kobayashi (3), A. Monfardini (3,7), C.J. Mottram (3), R.J. Smith (3), R.A.M.J. Wijers (1), R. Willingale (2) ((1)Astronomical Institute, University of Amsterdam, (2)Department of Physics & Astronomy, University of Leicester, (3)Astrophysics Research Institute, Liverpool John Moores University, (4)Faculty of Mathematics and Physics, University of Ljubljana, (5)INAF - Osservatorio Astronomico di Brera, (6)NASA Goddard Space Flight Center, (7)Institut Neel, CNRS)

Measuring the mass of a sterile neutrino with a very short baseline reactor experiment

• Authors: D. C. Latimer, J. Escamilla, D. J. Ernst

Group Theoretic Bases for Tribimaximal Mixing

• Authors: Paul D. Carr, Paul H. Frampton

Supernova neutrino detection

• Authors: K. Scholberg

tipa -- 1/4/2007

Observational Constraints on the Nature of the Dark Energy: First Cosmological Results from the ESSENCE Supernova Survey

• Authors: W. M. Wood-Vasey, G. Miknaitis, C. W. Stubbs, S. Jha, A. G. Riess, P. M. Garnavich, R. P. Kirshner, C. Aguilera, A. C. Becker, J. W. Blackman, S. Blondin, P. Challis, A. Clocchiatti, A. Conley, R. Covarrubias, T. M. Davis, A. V. Filippenko, R. J. Foley, A. Garg, M. Hicken, K. Krisciunas, B. Leibundgut, W. Li, T. Matheson, A. Miceli, G. Narayan, G. Pignata, J. L. Prieto, A. Rest, M. E. Salvo, B. P. Schmidt, R. C. Smith, J. Sollerman, J. Spyromilio, J. L. Tonry, N. B. Suntzeff, A. Zenteno

On the Progenitors of Two Type II-P Supernovae in the Virgo Cluster

• Authors: Weidong Li (1), Xiaofeng Wang (1,2), Schuyler D. Van Dyk (3), Jean-Charles Cuillandre (4), Ryan J. Foley (1), Alexei V. Filippenko (1) (1. UC Berkeley, 2. THCA, China, 3. Spitzer Science Center, Caltech, 4. CFHT corporation)

TeV source HESS J1804-216 in X-rays and other wavelengths

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

Comments on Quantum Effects in Supergravity Theories

• Authors: Michael Dine, Nathan Seiberg

Neutrino Spectra from Low and High Luminosity Populations of Gamma Ray Bursts

• Authors: Nayantara Gupta (UNLV), Bing Zhang (UNLV)

tipa -- 1/3/2007

Gamma-ray emission associated with Cluster-scale AGN Outbursts

• Authors: J. A. Hinton, W. Domainko

The nature of the dwarf starforming galaxy associated with GRB 060218 / SN2006aj

• Authors: K. Wiersema (1), S. Savaglio, P. M. Vreeswijk, S. L. Ellison, C. Ledoux, S.-C. Yoon, P. Moller, J. Sollerman, J. P. U. Fynbo, E. Pian, R. L. C. Starling, R. A. M. J. Wijers ((1) University of Amsterdam)

A VLBI Search for Radio Supernovae in Wolf Rayet Galaxies

• Authors: James S. Ulvestad, Kelsey E. Johnson, Susan G. Neff

Probing Low-x QCD With Very High Energy Prompt Muons

• Authors: Namit Mahajan, Sukanta Panda

Experiments in Fundamental Neutron Physics

• Authors: J. S. Nico, W. M. Snow

Dark matter clustering: a simple renormalization group approach

• Authors: Patrick McDonald (CITA)

Dark matter from late decays and the small-scale structure problems

• Authors: Torsten Bringmann, Francesca Borzumati, Piero Ullio

cpow--1

A Measurement of Excess Antenna Temperature at 4080 Mc/s

• Penzias, A. A.; Wilson, R. W. (Bell Telephone Laboratories Inc.)

Resonant Scattering of Antineutrinos

• Glashow, Sheldon L. (Institute for Theoretical Physics, Copenhagen, Denmark)

The Positive Electron

• Anderson, Carl D. (California Institute of Technology, Pasadena, California)

A Letter of Benjamin Franklin, Esq; to Mr. Peter Collinson, F. R. S. concerning an Electrical Kite

• Benjamin Franklin

classic papers of the week

At the start of this new year, we introduce a new feature to tipa: classic papers of the week (cpow). Each week will feature some number of classic, novel, or overlooked papers from years past. Every attempt will be made to choose papers that are readable in a finite period of time. Enjoy.

nydipa -- 1/1/2007

G315.1+2.7: a new Galactic SNR from the AAO/UKST HAlpha survey

• Authors: M.Stupar, Q. A. Parker, M. D. Filipovic

Additional bounds on the pre Big--Bang--Nucleosynthesis Expansion by means of $\gamma$-rays from the Galactic Center

• Authors: F. Donato, N. Fornengo, M. Schelke

On sigma model RG flow, "central charge" action and Perelman's entropy

• Authors: A.A. Tseytlin

christmas week in particle astrophysics

Anisotropy of dark matter annihilation with respect to the Galactic plane

• Authors: Veniamin Berezinsky, Vyacheslav Dokuchaev, Yury Eroshenko

Wide field Ritchey-Chretien telescope for ground-based gamma-ray astronomy

• Authors: V. V. Vassiliev, P. F. Brousseau, S. J. Fegan

Analytical solutions for energy spectra of electrons accelerated by nonrelativistic shock-waves in shell type supernova remnants

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

Testing neutrino spectra formation in collapsing stars with the diffuse supernova neutrino flux

• Authors: Cecilia Lunardini

Neutrino Flux from Cosmic Ray Accelerators in the Cygnus Spiral Arm of the Galaxy

• Authors: Luis Anchordoqui, Francis Halzen, Teresa Montaruli, Aongus O'Murchadha

Naturalized and simplified gauge mediation

• Authors: Ofer Aharony, Nathan Seiberg

Ultra High Energy Neutrino Signature in Top-Down Scenario

• Authors: Roberto Aloisio (INFN - LNGS)

Circumstellar Interaction Around Type Ib/c Supernovae and the GRB Connection

• Authors: R. A. Chevalier

Fundamentals of Quantum Gravity

• Authors: John R. Klauder

Neutrino Physics around MeV Energies

• Authors: Kunio Inoue, Hisakazu Minakata

tipa -- 12/22/2006

A direct measurement of the relativistic expansion velocity of gamma-ray burst fireballs

• Authors: E. Molinari, S.D. Vergani, D. Malesani, S. Covino, P. D'Avanzo, G. Chincarini, F.M. Zerbi, L.A. Antonelli, P. Conconi, V. Testa, G. Tosti, F. Vitali, F. D'Alessio, G. Malaspina, L. Nicastro, E. Palazzi, D. Guetta, S. Campana, P. Goldoni, N. Masetti, E.J.A. Meurs, A. Monfardini, L. Norci, E. Pian, S. Piranomonte, D. Rizzuto, M. Stefanon, L. Stella, G. Tagliaferri, P.A. Ward, G. Ihle, L. Gonzalez, A. Pizarro, P. Sinclair, J. Valenzuela

IR Background Anisotropies in Spitzer GOODS images and constraints on first galaxies

• Authors: Asantha Cooray (UC Irvine), Ian Sullivan (Caltech), Ranga-Ram Chary (Caltech), James J. Bock (JPL), Mark Dickinson (NOAO), Henry C. Ferguson (STSCI), Brian Keating (UCSD), Andrew Lange (Caltech), Edward L. Wright (UCLA)

Quasars with Super Metal Rich Emission Line Regions

• Authors: Neelam Dhanda, Jack A. Baldwin, Misty C. Bentz, Patrick S. Osmer

Astrophysics: A burst of new ideas

• Authors: Bing Zhang (UNLV)

See also: Nature

Constraints on Braneworld Gravity Models from a Kinematic Limit on the Age of the Black Hole XTE J1118+480

• Authors: Dimitrios Psaltis (University of Arizona)

The brightest supernova ever recorded, powered by the death of an extremely massive star

• Authors: Nathan Smith, Weidong Li, Ryan J. Foley, Ryan Chornock, Alexei V. Filippenko, David Pooley, Robert Quimby, J. Craig Wheeler, Joshua S. Bloom, Charles Hansen

Early-type stars in the core of the young open cluster Westerlund2

• Authors: G. Rauw (1), J. Manfroid (1), E. Gosset (1), Y. Naze (1), H. Sana (1,2), M. De Becker (1), C. Foellmi (2,3), A.F.J. Moffat (4) (1= IAGL, ULg, Belgium; 2=ESO-Chile; 3=Obs. de Grenoble, France; 4= Univ. de Montreal, Canada)

Constraints on power spectrum of density fluctuations from PBH evaporations

• Authors: Edgar Bugaev, Peter Klimai

Evidence for production of single top quarks and first direct measurement of |Vtb|

• Authors: D0 Collaboration, V.M. Abazov, et al

Neutrino Mass and New Physics

• Authors: R. N. Mohapatra, A. Y. Smirnov

Recent Observations of EGRET Pulsar Wind Nebulae

• Authors: Mallory S.E. Roberts, E. V. Gotthelf, Jules P. Halpern, Crystal L. Brogan, Scott M. Ransom

tipa -- 12/21/2006

The Signature of Large Scale Structures on the Very High Energy Gamma-Ray Sky

• Authors: A. Cuoco, S. Hannestad, T. Haugbølle, G. Miele, P. D. Serpico, H. Tu

The Energy Spectrum of the Blazar Markarian 421 Above 130 GeV

• Authors: J.E. Carson, J. Kildea, R. A. Ong, J. Ball, D. A. Bramel, C. E. Covault, D. Driscoll, P. Fortin, D. M. Gingrich, D. S. Hanna, T. Lindner, C. Mueller, A. Jarvis, R. Mukherjee, K. Ragan, R. A. Scalzo, D. A. Williams, J. Zweerink

The Curvaceous Early Spectra of Swift X-ray Afterglows: Late Time GRB Activity Without N_H Variations

• Authors: Nathaniel R. Butler, Daniel Kocevski

Searching for hidden Wolf-Rayet stars in the Galactic Plane - 15 new Wolf-Rayet stars

• Authors: L. J. Hadfield, S. D. Van Dyk, P. W. Morris, J. D. Smith, A. P. Marston, D. E. Peterson

Nucleosynthesis-relevant conditions in neutrino-driven supernova outflows. I. Spherically symmetric hydrodynamic simulations

• Authors: A. Arcones, H.-Th. Janka, L. Scheck (MPI for Astrophysics, Garching)

Status of direct searches for WIMP dark matter

• Authors: Richard W. Schnee

MSW Oscillations - LMA and Subdominant Effects

• Authors: Alexander Friedland

tipa -- 12/20/2006

The galactic antiproton spectrum at high energies: background expectation vs. exotic contributions

• Authors: Torsten Bringmann, Pierre Salati

Dynamics of triple black hole systems in hierarchically merging massive galaxies

• Authors: Loren Hoffman, Abraham Loeb

Early Ultraviolet, Optical and X-Ray Observations of the Type IIP SN 2005cs in M51 with Swift

• Authors: Peter J. Brown, Luc Dessart, Stephen T. Holland, Stefan Immler, Wayne Landsman, Stephane Blondin, Alexander J. Blustin, Alice Breeveld, Gulab C. Dewangan, Neil Gehrels, Robert B. Hutchins, Robert P. Kirshner, Keith O. Mason, Paolo A. Mazzali, Peter Milne, Maryam Modjaz, Peter W. A. Roming

Microlensing of an extended source by a power-law mass distribution

• Authors: Arthur B. Congdon, Charles R. Keeton, S. J. Osmer

Extensive multiband study of the X-ray rich GRB 050408. A likely off-axis event with an intense energy injection

• Authors: A de Ugarte Postigo, T.A. Fatkhullin, G. Johannesson, J. Gorosabel, V.V. Sokolov, A.J. Castro-Tirado, Yu.Yu. Balega, O.I. Spiridonova, M. Jelinek, S. Guziy, D. Perez-Ramirez, J. Hjorth, P. Laursen, D. Bersier, S.B. Pandey, M. Bremer, A. Monfardini, K.Y. Huang, Y. Urata, W.H. Ip, T. Tamagawa, D. Kinoshita, T. Mizuno, Y. Arai, H. Yamagishi, T. Soyano, F. Usui, M. Tashiro, K. Abe, K. Onda, Z. Aslan, I. Khamitov, T. Ozisik, U. Kiziloglu, I. Bikmaev, N. Sakhibullin, R. Burenin, M. Pavlinsky, R. Sunyaev, D. Bhattacharya, A.P. Kamble, C.H. Ishwara Chandra, S.A. Trushkin

MAGIC upper limits on the high energy emission from GRBs

• Authors: J. Albert, E. Aliu, H. Anderhub, P. Antoranz, A. Armada, C. Baixeras, J. A. Barrio, H. Bartko, D. Bastieri, J. Becker, W. Bednarek, K. Berger, C. Bigongiari, A. Biland, R. K. Bock, P. Bordas, V. Bosch-Ramon, T. Bretz, I. Britvitch, M. Camara, E. Carmona, A. Chilingarian, S. Ciprini, J. A. Coarasa, S. Commichau, J. L. Contreras, J. Cortina, M.T. Costado, V. Curtef, V. Danielyan, F. Dazzi, A. De Angelis, C. Delgado, R. de los Reyes, B. De Lotto, E. Domingo-Santamaria, D. Dorner, M. Doro, M. Errando, M. Fagiolini, D. Ferenc, E. Fernandez, R. Firpo, J. Flix, M. V. Fonseca, L. Font, M. Fuchs, N. Galante, R. Garcia-Lopez, M. Garczarczyk, M. Gaug, M. Giller, F. Goebel, D. Hakobyan, M. Hayashida, T. Hengstebeck, A. Herrero, D. Hohne, J. Hose, C. C. Hsu, et al. (MAGIC Collaboration: 84 additional authors not shown)

Cosmological Constraints from Galaxy Cluster Velocity Statistics

• Authors: Suman Bhattacharya, Arthur Kosowsky

The flat decay phase in the early X-ray afterglows of Swift GRBs

• Authors: Jonathan Granot

tipa -- 12/19/2006

Dark matter annihilation or unresolved astrophysical sources? Anisotropy probe of the origin of cosmic gamma-ray background

• Authors: Shin'ichiro Ando (Caltech), Eiichiro Komatsu (Univ. Texas at Austin), Takuro Narumoto, Tomonori Totani (Kyoto Univ.)

H.E.S.S. observations of the supernova remnant RX J0852.0-4622: shell-type morphology and spectrum of a widely extended VHE gamma-ray source

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

Protecting Life in the Milky Way: Metals Keep the GRBs Away

• Authors: K. Z. Stanek, O. Y. Gnedin, J. F. Beacom, A. P. Gould, J. A. Johnson, J. A. Kollmeier, M. Modjaz, M. H. Pinsonneault, R. Pogge, D. H. Weinberg

Combined D0 and CDF Upper Limits on Standard-Model Higgs-Boson Production

• Authors: TEVNPH working group (for the) CDF Collaboration, D0 Collaboration

Search for millicharged particles in reactor neutrino experiments: a probe of the PVLAS anomaly

• Authors: S.N. Gninenko, N.V. Krasnikov, A. Rubbia

tipa -- 12/18/2006

Probing ~100 AU Intergalactic MgII Absorbing "Cloudlets" with Quasar Microlensing

• Authors: Subo Dong

SN 2006gy: An extremely luminous supernova in the early-type galaxy NGC 1260

• Authors: E. O. Ofek, P. B. Cameron, M. M. Kasliwal, A. Gal-Yam, A. Rau, S. R. Kulkarni, D. A. Frail, P. Chandra, S. B. Cenko, A. M. Soderberg, S. Immler

Strongly Variable z=1.48 MgII and FeII Absorption in the Spectra of z=4.05 GRB 060206

• Authors: H. Hao, K. Z. Stanek, A. Dobrzycki, T. Matheson, M. C. Bentz, J. Kuraszkiewicz, P. M. Garnavich, J. C. Howk, M. L. Calkins, G. Worthey, M. Modjaz, J. Serven

The maximum momentum of particles accelerated at cosmic ray modified shocks

• Authors: Pasquale Blasi (1), Elena Amato (1), Damiano Caprioli (2) ((1) INAF/Arcetri Astrophysical Observatory, (2) Scuola Normale Superiore Pisa)

Neutron Star Observations: Prognosis for Equation of State Constraints

• Authors: James M. Lattimer, Maddapa Prakash

New measurements of cosmic infrared background fluctuations from early epochs

• Authors: A. Kashlinsky, R. G. Arendt, J. Mather, S. H. Moseley

Gauge Mediation Simplified

• Authors: Hitoshi Murayama, Yasunori Nomura

SUSY at the Pole

• Authors: Joern Kersten

From the Mendeleev periodic table to particle physics and back to the periodic table

• Authors: M.R. Kibler (IPNL)

tipa -- 12/15/2006

Star formation rates and stellar masses in z ~ 1 gamma ray burst hosts

• Authors: J. M. Castro Cerón, M. J. Michałowski, J. Hjorth, D. Watson, J. P. U. Fynbo, J. Gorosabel

Observation of very high energy gamma-rays from the AGN 1ES 2344+514 in a low emission state with the MAGIC telescope

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

GLAST sensitivity to Point Sources of Dark Matter Annihilation

• Authors: Gianfranco Bertone, Torsten Bringmann, Riccardo Rando, Giovanni Busetto, Aldo Morselli

Discovery of A New Faint Radio SNR G108.2-0.6

• Authors: W.W. Tian, D.A. Leahy, T.J. Foster

Is astronomy possible with neutral ultra-high energy cosmic ray particles existing in the Standard Model?

• Authors: P.G. Tinyakov, I.I. Tkachev

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model

• Authors: The LEP Collaborations: ALEPH Collaboration, DELPHI Collaboration, L3 Collaboration, OPAL Collaboration, the LEP Electroweak Working Group

Two decades of pulsar timing of Vela

• Authors: Richard Dodson, Dion Lewis, Peter McCulloch

Panchromatic Views of Large-scale Extragalactic Jets

• Authors: C.C. Cheung (NRAO & Kipac/Stanford)

Antigravity and black holes

• Authors: Dragan Slavkov Hajdukovic

tipa -- 12/14/2006

Exotic Collider Signals from the Complete Phase Diagram of Minimal Universal Extra Dimensions

• Authors: Jose A. R. Cembranos, Jonathan L. Feng, Louis E. Strigari

Physics with a very long neutrino factory baseline

• Authors: Raj Gandhi, Walter Winter

Gravitational wave bursts from the Galactic massive black hole

• Authors: Clovis Hopman (Leiden University), Marc Freitag (Cambridge), Shane L. Larson (Weber State University)

Tentative detection of the gravitational magnification of type Ia supernovae

• Authors: Jakob Jonsson, Tomas Dahlen, Ariel Goobar, Edvard Mortsell, Adam Riess

Oscillation effects on high-energy neutrino fluxes from astrophysical hidden sources

• Authors: Olga Mena, Irina Mocioiu, Soebur Razzaque

tipa -- 12/13/2006

Giant Flare in SGR 1806-20 and Its Compton Reflection from the Moon

• Authors: D.D.Frederiks, S.V.Golenetskii, V.D.Palshin, R.L.Aptekar, V.N.Ilyinskii, F.P.Oleinik, E.P.Mazets, T.L.Cline

VLA and XMM-Newton observations of SNR W41/TeV Gamma-ray source HESS J1834-087

• Authors: W.W. Tian, Z. Li, D.A. Leahy, Q.D. Wang

Determination of Neutrino Mass Hierarchy and Theta_13 with a Remote Detector of Reactor Antineutrinos

• Authors: John Learned, Steve Dye, Sandip Pakvasa, Robert Svoboda

Distinguishing Supersymmetry From Universal Extra Dimensions or Little Higgs Models With Dark Matter Experiments

• Authors: Dan Hooper, Gabrijela Zaharijas

Pair production from nuclear collisions and cosmic ray transport

• Authors: John W. Norbury

The physics of GRB jets and their interaction with the progenitor star

• Authors: Davide Lazzati, Brian J. Morsony, Mitchell C. Begelman (JILA, Univ. of Colorado)

tipa -- 12/12/2006

Making a Short Gamma-Ray Burst from a Long one: Implications for the Nature of GRB 060614

• Authors: Bing Zhang, Bin-Bin Zhang, En-Wei Liang, Neil Gehrels, David N. Burrows, Peter Meszaros

Second dip as a signature of ultrahigh energy proton interactions with cosmic microwave background radiation

• Authors: V. Berezinsky, A. Gazizov, M. Kachelrie\ss

The radio spectra of the compact sources in Arp 220: A mixed population of supernovae and supernova remnants

• Authors: Rodrigo Parra, John E. Conway, Philip J. Diamond, Hannah Thrall, Colin J. Lonsdale, Carol J. Lonsdale, Harding E. Smith

New Constraints on Macroscopic Compact Objects as a Dark Matter Candidate from Gravitational Lensing of Type Ia Supernovae

• Authors: R. Benton Metcalf, Joseph Silk

Modeling GRB 050904: Autopsy of a Massive Stellar Explosion at z=6.29

• Authors: L. J. Gou, D. B. Fox, P. Meszaros

The Gamma Ray Burst Luminosity Function in the Light of the Swift 2-year Data

• Authors: R. Salvaterra, C. Chincarini

The Hubble Diagram to Redshift >6 from 69 Gamma-Ray Bursts

• Authors: Bradley E. Schaefer

Threshold meson production and cosmic ray transport

• Authors: John W. Norbury, Lawrence W. Townsend, Ryan B. Norman

Quasielastic Charged Current Neutrino-nucleus Scattering

• Authors: J.E. Amaro, M.B. Barbaro, J.A. Caballero, T.W. Donnelly

UHECR Particle Spectra from Crypton Decays

• Authors: John Ellis, V.E. Mayes, D.V. Nanopoulos

Icecube, the World's Largest Dark Matter Detector

• Authors: Hagar Landsman (for the IceCube collaboration)

High Energy Astroparticle Physics

• Authors: Guenter Sigl (APC and IAP, Paris, France)

Atmospheric Neutrinos

• Authors: Thomas K. Gaisser