Masashi Hazumi
KEK
761 Papers
8.2K Citations
Masashi Hazumi is an academic researcher from KEK. The author has contributed to research in topics: Cosmic microwave background & KEKB. The author has an hindex of 87, co-authored 708 publications. Previous affiliations of Masashi Hazumi include Japan Aerospace Exploration Agency & University of Sydney.
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Papers
Evidence for the Cross-correlation between Cosmic Microwave Background Polarization Lensing from Polarbear and Cosmic Shear from Subaru Hyper Suprime-Cam
Toshiya Namikawa,Yuji Chinone,Yuji Chinone,Hironao Miyatake,Hironao Miyatake,Masamune Oguri,Masamune Oguri,Ryuichi Takahashi,Akito Kusaka,Nobuhiko Katayama,Shunsuke Adachi,M. Aguilar,M. Aguilar,Hiroaki Aihara,Hiroaki Aihara,Aamir Ali,Robert Armstrong,Kam Arnold,Carlo Baccigalupi,Darcy Barron,D. Beck,S. Beckman,Federico Bianchini,D. Boettger,Julian Borrill,Julian Borrill,K. Cheung,Lance Corbett,Kevin T. Crowley,H. El Bouhargani,Tucker Elleflot,Josquin Errard,Giulio Fabbian,Chang Feng,Nicholas Galitzki,Neil Goeckner-Wald,John Groh,T. Hamada,T. Hamada,Masaya Hasegawa,Masaya Hasegawa,Masashi Hazumi,Charles A. Hill,Charles A. Hill,L. Howe,Oliver Jeong,D. Kaneko,Brian Keating,Adrian T. Lee,Adrian T. Lee,D. Leon,Eric V. Linder,Eric V. Linder,L. N. Lowry,Aashrita Mangu,Aashrita Mangu,Frederick Matsuda,Yuto Minami,Satoshi Miyazaki,Hitoshi Murayama,Hitoshi Murayama,M. Navaroli,H. Nishino,Atsushi J. Nishizawa,A. T. P. Pham,Davide Poletti,Giuseppe Puglisi,Christian L. Reichardt,Blake D. Sherwin,Maximiliano Silva-Feaver,Praween Siritanasak,Joshua S. Speagle,R. Stompor,A. Suzuki,Philip J. Tait,Osamu Tajima,Osamu Tajima,Masahiro Takada,S. Takakura,S. Takatori,S. Takatori,D. Tanabe,Masayuki Tanaka,Grant Teply,C. Tsai,C. Verges,Benjamin Westbrook,Y. Zhou +87 more
TL;DR: In this article, the first measurement of cross-correlation between the lensing potential, reconstructed from cosmic microwave background (CMB) data, and the cosmic shear field from galaxy shapes is presented.
Time-dependent CP-violating asymmetry in B0→ρ0γ decays
Y. Ushiroda,K. Sumisawa,N. Taniguchi,I. Adachi,Hiroaki Aihara,K. Arinstein,T. Aushev,S. Bahinipati,A. M. Bakich,Vladislav Balagura,E. L. Barberio,K. Belous,U. Bitenc,A. Bondar,A. Bozek,M. Bračko,T. E. Browder,P. Chang,Y. Chao,A. Chen,W. T. Chen,B. G. Cheon,R. Chistov,I. S. Cho,Y. Choi,J. Dalseno,M. Dash,S. Eidelman,D. Epifanov,N. Gabyshev,B. Golob,H. Ha,J. Haba,Kazuhiko Hara,T. Hara,K. Hayasaka,Masashi Hazumi,D. Heffernan,T. Hokuue,Y. Hoshi,W. S. Hou,H. J. Hyun,K. Inami,A. Ishikawa,Hirokazu Ishino,R. Itoh,Y. Iwasaki,D. H. Kah,J. H. Kang,H. Kawai,T. Kawasaki,H. Kichimi,Y. J. Kim,K. Kinoshita,S. Korpar,P. Križan,P. Krokovny,Rakesh Kumar,C. C. Kuo,A.S. Kuzmin,Y. J. Kwon,M. J. Lee,S. E. Lee,T. Lesiak,S. W. Lin,D. Liventsev,F. Mandl,S. McOnie,Tatiana Medvedeva,K. Miyabayashi,H. Miyake,H. Miyata,Y. Miyazaki,R. Mizuk,D. Mohapatra,G. R. Moloney,Yasushi Nagasaka,M. Nakao,H. Nakazawa,S. Nishida,O. Nitoh,S. Noguchi,T. Nozaki,S. Ogawa,T. Ohshima,S. Okuno,S. L. Olsen,P. Pakhlov,G. Pakhlova,C. W. Park,H. Park,L. S. Peak,L. E. Piilonen,H. Sahoo,Y. Sakai,O. Schneider,J. Schümann,A. J. Schwartz,K. Senyo,M. E. Sevior,M. Shapkin,C. P. Shen,H. Shibuya,J. G. Shiu,B. Shwartz,Jasvinder A. Singh,Andrey Sokolov,A. Somov,Samo Stanič,M. Starič,T. Sumiyoshi,Osamu Tajima,F. Takasaki,K. Tamai,M. Tanaka,Y. Teramoto,I. Tikhomirov,K. Trabelsi,S. Uehara,K. Ueno,T. Uglov,Yoshinobu Unno,S. Uno,Phillip Urquijo,Yu. V. Usov,G. S. Varner,K. Vervink,S. Villa,C. C. Wang,C. H. Wang,M. Z. Wang,P. Wang,X. L. Wang,Y. Watanabe,E. Won,Bruce Yabsley,A. Yamaguchi,Y. Yamashita,M. Yamauchi,Zhenyu Zhang,A. Zupanc,O. Zyukova +141 more
TL;DR: The first measurement of CP-violation parameters in B0→ρ0γ decays based on a data sample of 657×106BB pairs collected with the Belle detector at the KEKB asymmetric-energy e+e-collider was reported in this paper.
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Calibration System with Cryogenically-Cooled Loads for CMB Polarization Detectors
TL;DR: A novel system to calibrate millimeter-wave polarimeters for cosmic microwave background (CMB) polarization measurements that employs cryogenically-cooled blackbody absorbers and can generate a slightly polarized signal in the laboratory, which is at a similar level to that measured by ground-based CMB polarization experiments.
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A control and readout system for the BELLE silicon vertex detector
TL;DR: In this paper, a new system for the control and readout of the BELLE silicon vertex detector (SVD) is described, which is designed to meet the mechanical, electrical, and thermal requirements imposed by the SVD detector.
Belle SVD2 vertex detector
Hiroaki Aihara,Y. Asano,Tsukasa Aso,A. M. Bakich,Marco Barbero,T. E. Browder,M. C. Chang,Y. Chao,Kai-Feng Chen,S. Chidzik,A. Chouvikov,J. Dalseno,R. Dowd,R. Fernholz,S. Fratina,Markus Friedl,H. Fujii,Y. Fujiyama,J. Haba,K. Hara,T. Hara,B. Harrop,Tomiyoshi Haruyama,Kenji Hayashi,Masashi Hazumi,D. Heffernan,T. Higuchi,A. Igarashi,Y. Igarashi,Hitomi Ikeda,Hirokazu Ishino,S. Iwaida,T. Kameshima,P. Kapusta,Katsuyu Kasami,T. Kawasaki,A. Kibayashi,S. Koike,Samo Korpar,P. Križan,H. Kurashiro,Akito Kusaka,T. Lesiak,Daniel Robert Marlow,H. Matsumoto,Y. Mikami,H. Miyake,G. R. Moloney,Z. Natkaniec,S. Nozaki,R. Ohkubo,S. Okuno,S. Ono,Y. Onuki,W. Ostrowicz,H. Ozaki,L. S. Peak,M. Pernicka,M. Rosen,M. Rozanska,Nobuaki Sato,S. Schmid,J. Schümann,T. Shibata,Rainer Stamen,Samo Stanič,H. Steininger,K. Sumisawa,J. Suzuki,Hiroyuki Tajima,Osamu Tajima,Kazumasa Takahashi,F. Takasaki,N. Tamura,M. H. Tanaka,G. N. Taylor,K. Trabelsi,T. Tsuboyama,K. Uchida,K. Ueno,Y. Ushiroda,S. Vahsen,G. S. Varner,Kevin Varvell,Y. Velikzhanin,C. C. Wang,M. Z. Wang,M. Watanabe,Y. Watanabe,Hitoshi Yamamoto,Y. Yamashita,M. Yamauchi,R. Yang,Yoshiji Yasu,T. Ziegler,D. Žontar +95 more
TL;DR: In this paper, a new silicon vertex detector for the Belle experiment has been in operation at the high-luminosity asymmetric energy electron-positron collider KEKB since October 2003.
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