TY - RPRT TI - A Measurement of Atmospheric Circular Polarization with POLARBEAR AU - Fujino, Takuro [Yokohama National University (Japan)] (ORCID:0000000212117850) AU - Takakura, Satoru [High Energy Accelerator Research Organization (KEK), Tsukuba (Japan); University of Tokyo (Japan)] (ORCID:0000000194617519) AU - Arani, Shahed Shayan [University of California, San Diego, CA (United States)] (ORCID:0009000541682858) AU - Barron, Darcy [University of New Mexico, Albuquerque, NM (United States)] (ORCID:0000000216235651) AU - Baccigalupi, Carlo [International School for Advanced Studies (SISSA), Trieste (Italy); Istituto Nazionale di Fisica Nucleare (INFN), Trieste (Italy)] (ORCID:0000000282111630) AU - Chinone, Yuji [High Energy Accelerator Research Organization (KEK), Tsukuba (Japan); University of Tokyo (Japan). Kavli Institute for the Physics and Mathematics of the Universe (WPI)] (ORCID:000000023266857X) AU - Errard, Josquin [Université Paris Cité (France); Centre National de la Recherche Scientifique (CNRS), Paris (France). AstroParticule et Cosmologie (APC)] (ORCID:0000000214190031) AU - Fabbian, Giulio [University of Cambridge (United Kingdom)] (ORCID:0000000232554695) AU - Feng, Chang [University of Science and Technology of China, Hefei (China)] (ORCID:0000000174385896) AU - Halverson, Nils W. [University of Colorado, Boulder, CO (United States)] (ORCID:0000000326069340) AU - Hasegawa, Masaya [High Energy Accelerator Research Organization (KEK), Tsukuba (Japan)] (ORCID:0000000314431082) AU - Hazumi, Masashi [High Energy Accelerator Research Organization (KEK), Tsukuba (Japan); University of Tokyo (Japan). Kavli Institute for the Physics and Mathematics of the Universe (WPI); Japan Aerospace Exploration Agency (ISAS/JAXA), Sagamihara, Kanagawa (Japan). Institute of Space and Astronautical Science; Graduate University for Advanced Studies, SOKENDAI, Kanagawa (Japan)] (ORCID:0000000168308309) AU - Jeong, Oliver [University of California, Berkeley, CA (United States)] (ORCID:0000000158937697) AU - Kaneko, Daisuke [High Energy Accelerator Research Organization (KEK), Tsukuba (Japan)] (ORCID:000000033917086X) AU - Keating, Brian [University of California, San Diego, CA (United States)] (ORCID:0000000331185514) AU - Kusaka, Akito [University of Tokyo (Japan); Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)] (ORCID:0009000496312451) AU - Lee, Adrian [University of California, Berkeley, CA (United States); Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)] (ORCID:0000000331063218) AU - Matsumura, Tomotake [University of Tokyo (Japan). Kavli Institute for the Physics and Mathematics of the Universe (WPI)] (ORCID:0000000190020686) AU - Piccirillo, Lucio [University of Manchester (United Kingdom)] (ORCID:0000000178680841) AU - Reichardt, Christian L. [University of Melbourne, Parkville, VIC (Australia)] (ORCID:0000000322269169) AU - Sakaguri, Kana [University of Tokyo (Japan)] (ORCID:0000000156678118) AU - Siritanasak, Praween [National Astronomical Research Institute of Thailand, Chiangmai (Thailand)] (ORCID:0000000168301537) AU - Yamada, Kyohei [University of Tokyo (Japan)] (ORCID:0000000302212130) PY - 2025 DO - 10.3847/1538-4357/ada89b UR - https://www.osti.gov/biblio/2522120 ID - 2522120 ER -