tipa -- 4/4/2013

First Result from the Alpha Magnetic Spectrometer on the International Space Station: Precision Measurement of the Positron Fraction in Primary Cosmic Rays of 0.5–350 GeV

• AMS Collaboration

Type Ia Supernovae Strongly Interacting with Their Circumstellar Medium

• Jeffrey M. Silverman, Peter E. Nugent, Avishay Gal-Yam, Mark Sullivan, D. Andrew Howell, Alexei V. Filippenko, Iair Arcavi, Sagi Ben-Ami, Joshua S. Bloom, S. Bradley Cenko, Yi Cao, Ryan Chornock, Kelsey I. Clubb, Alison L. Coil, Ryan J. Foley, Melissa L. Graham, Christopher V. Griffith, Assaf Horesh, Mansi M. Kasliwal, Shrinivas R. Kulkarni, Douglas C. Leonard, Weidong Li, Thomas Matheson, Adam A. Miller, Maryam Modjaz, Eran O. Ofek, Yen-Chen Pan, Daniel A. Perley, Dovi Poznanski, Robert M. Quimby, Thea N. Steele, Assaf Sternberg, Dong Xu, Ofer Yaron

The Discovery of the Most Distant Known Type Ia Supernova at Redshift 1.914

• David O. Jones, Steven A. Rodney, Adam G. Riess, Bahram Mobasher, Tomas Dahlen, Curtis McCully, Teddy F. Frederiksen, Stefano Casertano, Jens Hjorth, Charles R. Keeton, Anton Koekemoer, Louis-Gregory Strolger, Tommy G. Wiklind, Peter Challis, Or Graur, Brian Hayden, Brandon Patel, Benjamin J. Weiner, Alexei V. Filippenko, Peter Garnavich, Saurabh W. Jha, Robert P. Kirshner, Henry C. Ferguson, Norman A. Grogin, Dale Kocevski

Diffuse $γ$-ray emission from misaligned active galactic nuclei

• M. Di Mauro, F. Calore, F. Donato, M. Ajello, L. Latronico

Variability of gamma-ray emission from blazars on the black hole timescales

• Ievgen Vovk, Andrii Neronov

Loops and spurs: The angular power spectrum of the Galactic synchrotron background

• Philipp Mertsch (Stanford), Subir Sarkar (Oxford & Copenhagen)

Probing Non-Standard Interaction of Neutrinos with IceCube and DeepCore

• Arman Esmaili, Alexei Yu. Smirnov

Evidence of Electron Neutrino Appearance in a Muon Neutrino Beam

• T2K Collaboration