papers

Publications (8)

astro-ph.HE2009

Gamma-Rays from Positron Annihilation

Roland Diehl, Mark Leising

SPI on INTEGRAL has provided spectra and a map of the sky in the emission from annihilations of positrons in the interstellar medium of our Galaxy. From high-resolution spectra we…

astro-ph.IM2019

The Compton Spectrometer and Imager

John A. Tomsick, Andreas Zoglauer, Clio Sleator +21

In this Astro2020 APC White Paper, we describe a Small Explorer (SMEX) mission concept called the Compton Spectrometer and Imager. COSI is a Compton telescope that covers the bandp…

astro-ph2006

The Advanced Compton Telescope Mission

Steven E. Boggs, James Kurfess, James Ryan +30

The Advanced Compton Telescope (ACT), the next major step in gamma-ray astronomy, will probe the fires where chemical elements are formed by enabling high-resolution spectroscopy o…

astro-ph.HE2026

-Ray Lines -- Signatures of Nucleosynthesis, Cosmic Rays, Positron Annihilation, and Fundamental Physics

Thomas Siegert, Francesca Calore, Pierre Jean +6

The nuclear -ray lines in the MeV range of the electromagnetic spectrum hold a vast variety of astrophysical, particle-physical, and fundamental physical information that is ot…

astro-ph.HE2023

The Compton Spectrometer and Imager

John A. Tomsick, Steven E. Boggs, Andreas Zoglauer +72

The Compton Spectrometer and Imager (COSI) is a NASA Small Explorer (SMEX) satellite mission in development with a planned launch in 2027. COSI is a wide-field gamma-ray telescope…

astro-ph.IM2021

The Compton Spectrometer and Imager Project for MeV Astronomy

John A. Tomsick, Steven E. Boggs, Andreas Zoglauer +33

The Compton Spectrometer and Imager (COSI) is a 0.2-5 MeV Compton telescope capable of imaging, spectroscopy, and polarimetry of astrophysical sources. Such capabilities are made p…

astro-ph.HE2023

The cosipy library: COSI's high-level analysis software

Israel Martinez-Castellanos, Savitri Gallego, Chien-You Huang +72

The Compton Spectrometer and Imager (COSI) is a selected Small Explorer (SMEX) mission launching in 2027. It consists of a large field-of-view Compton telescope that will probe wit…

astro-ph.HE2019

Catching Element Formation In The Act

Chris L. Fryer, Frank Timmes, Aimee L. Hungerford +216

Gamma-ray astronomy explores the most energetic photons in nature to address some of the most pressing puzzles in contemporary astrophysics. It encompasses a wide range of objects…