We characterized the S14160-3050HS Multi-Pixel Photon Counter (MPPC), a high efficiency, single channel
silicon photomultiplier manufactured by Hamamatsu Photonics K.K. All measurements were performed at a
room temperature ...
Lau, Albert Wai Kit; Shafiee, Mehdi; Smoot, George F.; Grossan, Bruce; Li, Siyang; Maksut, Zhanat(arxiv, 2020)
In our Ultra-Fast Astronomy (UFA) program, we aim to improve measurements of variability of astro nomical targets on millisecond and shorter time scales. In this work, we present initial on-sky measurements of the
performance ...
Pozo, Alvaro; Broadhurst, Tom; Emami, Razieh; Smoot, George(Monthly Notices of the Royal Astronomical Society, 2022)
The unusually large ‘dwarf’ galaxy Crater II, with its small velocity dispersion, ≃3 km s−1, defies expectations that low-mass galaxies should be small and dense. We combine the latest stellar and velocity dispersion ...
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