activity
20222026
most citedImproved upper limit on degree-scale CMB B-mode polarization power from the 670 square-degree POLARBEAR survey

28 citations · 52 across the 8 of their papers we have counts for

collaborators

8 papers

astro-ph.IM2026

The Simons Observatory: Commissioning of the Mid-Frequency Small Aperture Telescopes

Kathleen Harrington, Remington Gerras, Nicholas Galitzki +88

The Simons Observatory (SO) is a cosmic microwave background (CMB) survey experiment observing from an altitude of 5,200 m in the Atacama Desert in Chile. The SO Small Aperture Tel…

astro-ph.IM2025

The Simons Observatory: Detector Polarization Angle Calibration using Sparse Wire Grid with Initial Data Sets of the Small Aperture Telescope

Hironobu Nakata, Shunsuke Adachi, Kyohei Yamada +22

Improved measurements of -modes in the cosmic microwave background can be obtained through accurate calibration of the orientation of detector antennas as projected onto the sky…

astro-ph.IM2025★ 1 cited

The Simons Observatory: Science Goals and Forecasts for the Enhanced Large Aperture Telescope

The Simons Observatory Collaboration, M. Abitbol, I. Abril-Cabezas +419

We describe updated scientific goals for the wide-field, millimeter-wave survey that will be produced by the Simons Observatory (SO). Significant upgrades to the 6-meter SO Large A…

physics.ins-det2025

Broadband, Dead-Time-Free Spectrometer Using RFSoC for WISP Dark Matter Searches

Hiroki Takeuchi, Junya Suzuki, Shunsuke Adachi +1

Ultra-light dark matter candidates, such as axions and dark photons, particularly within the mass range of eV to meV, have garnered significant research interest. However, the e…

astro-ph.IM2024

The Simons Observatory: Design, integration, and testing of the small aperture telescopes

Nicholas Galitzki, Tran Tsan, Jake Spisak +77

The Simons Observatory (SO) is a cosmic microwave background (CMB) survey experiment that includes small-aperture telescopes (SATs) observing from an altitude of 5,200 m in the Ata…

astro-ph.CO2024★ 10 cited

Exploration of the polarization angle variability of the Crab Nebula with POLARBEAR and its application to the search for axion-like particles

Shunsuke Adachi, Tylor Adkins, Carlo Baccigalupi +23

The Crab Nebula, also known as Tau A, is a polarized astronomical source at millimeter wavelengths. It has been used as a stable light source for polarization angle calibration in…

astro-ph.IM2023★ 13 cited

The Simons Observatory: A fully remote controlled calibration system with a sparse wire grid for cosmic microwave background telescopes

Masaaki Murata, Hironobu Nakata, Kengo Iijima +16

For cosmic microwave background (CMB) polarization observations, calibration of detector polarization angles is essential. We have developed a fully remote controlled calibration s…

astro-ph.CO2022★ 28 cited

Improved upper limit on degree-scale CMB B-mode polarization power from the 670 square-degree POLARBEAR survey

The POLARBEAR Collaboration, S. Adachi, T. Adkins +51

We report an improved measurement of the degree-scale cosmic microwave background -mode angular-power spectrum over 670 square-degree sky area at 150 GHz with POLARBEAR. In the…