activity
20192025
most citedA disk-dominated and clumpy circumgalactic medium of the Milky Way seen in X-ray emission

63 citations · 215 across the 12 of their papers we have counts for

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Showing astro-ph.IMShow all

6 papers · 1 filter

astro-ph.IM2025

Signal processing and data acquisition system for the BTO detectors onboard COSI

Shunsaku Nagasawa, Tadayuki Takahashi, Kazuhiro Nakazawa +15

The energy range from a few hundred keV to a few MeV includes important probes such as nuclear gamma-rays and the 511 keV annihilation line. However, compared to X-rays and GeV/TeV…

astro-ph.IM2025

A Study of Afterglow Signatures in NaI and CsI Scintillator Modules for the Background and Transient Observer Instrument on COSI

Hannah Gulick, Hiroki Yoneda, Tadayuki Takahashi +15

We present measurements of the afterglow signatures in NaI(Tl) and CsI(Tl) detector modules as part of the Background and Transient Observer (BTO) mission detector trade-study. BTO…

astro-ph.IM2022★ 39 cited

Calibrations of the Compton Spectrometer and Imager

Jacqueline Beechert, Hadar Lazar, Steven E. Boggs +12

The Compton Spectrometer and Imager (COSI) is a balloon-borne soft -ray telescope (0.2-5 MeV) designed to study astrophysical sources. COSI employs a compact Compton telescope d…

astro-ph.IM2021★ 11 cited

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.IM2021★ 16 cited

COSI: From Calibrations and Observations to All-sky Images

Andreas Zoglauer, Thomas Siegert, Alexander Lowell +13

The soft MeV gamma-ray sky, from a few hundred keV up to several MeV, is one of the least explored regions of the electromagnetic spectrum. The most promising technology to access…

astro-ph.IM2019★ 40 cited

HaloSat -- A CubeSat to Study the Hot Galactic Halo

P. Kaaret, A. Zajczyk, D. M. LaRocca +13

HaloSat is a small satellite (CubeSat) designed to map soft X-ray oxygen line emission across the sky in order to constrain the mass and spatial distribution of hot gas in the Milk…