期刊
PHYSICAL REVIEW D
卷 91, 期 9, 页码 -出版社
AMER PHYSICAL SOC
DOI: 10.1103/PhysRevD.91.092011
关键词
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资金
- Ministry of Education, Culture, Sports, Science, and Technology (MEXT) of Japan
- Japan Society for the Promotion of Science (JSPS)
- Tau-Lepton Physics Research Center of Nagoya University
- Australian Research Council
- Australian Department of Industry, Innovation, Science and Research
- Austrian Science Fund [P 22742-N16, P 26794-N20]
- National Natural Science Foundation of China [10575109, 10775142, 10875115, 11175187, 11475187]
- Ministry of Education, Youth and Sports of the Czech Republic [LG14034]
- Carl Zeiss Foundation
- Deutsche Forschungsgemeinschaft
- VolkswagenStiftung
- Department of Science and Technology of India
- Istituto Nazionale di Fisica Nucleare of Italy
- National Research Foundation (NRF) of Korea [2011-0029457, 2012-0008143, 2012R1A1A2008330, 2013R1A1A3007772, 2014R1A2A2A01005286, 2014R1A2A2A01002734, 2014R1A1A2006456]
- Basic Research Lab program under NRF [KRF-2011-0020333, KRF-2011-0021196]
- Center for Korean J-PARC Users [NRF-2013K1A3A7A06056592]
- Brain Korea 21-Plus program
- Global Science Experimental Data Hub Center of the Korea Institute of Science and Technology Information
- Institute of Basic Science (Korea) [IBS-DR016-D1]
- Polish Ministry of Science and Higher Education
- National Science Center
- Ministry of Education and Science of the Russian Federation
- Slovenian Research Agency
- Basque Foundation for Science (IKERBASQUE)
- Euskal Herriko Unibertsitatea (UPV/EHU) (Spain) [UFI 11/55]
- Swiss National Science Foundation
- National Science Council
- Ministry of Education of Taiwan
- U.S. Department of Energy
- National Science Foundation
- MEXT for Science Research in a Priority Area (New Development of Flavor Physics)
- JSPS for Creative Scientific Research (Evolution of Tau-lepton Physics)
- Russian Foundation for Basic Research
- Ministry of Education, Culture, Sports, Science, and Technology (MEXT) of Japan
- Japan Society for the Promotion of Science (JSPS)
- Tau-Lepton Physics Research Center of Nagoya University
- Australian Research Council
- Australian Department of Industry, Innovation, Science and Research
- Austrian Science Fund [P 22742-N16, P 26794-N20]
- National Natural Science Foundation of China [10575109, 10775142, 10875115, 11175187, 11475187]
- Ministry of Education, Youth and Sports of the Czech Republic [LG14034]
- Carl Zeiss Foundation
- Deutsche Forschungsgemeinschaft
- VolkswagenStiftung
- Department of Science and Technology of India
- Istituto Nazionale di Fisica Nucleare of Italy
- National Research Foundation (NRF) of Korea [2011-0029457, 2012-0008143, 2012R1A1A2008330, 2013R1A1A3007772, 2014R1A2A2A01005286, 2014R1A2A2A01002734, 2014R1A1A2006456]
- Basic Research Lab program under NRF [KRF-2011-0020333, KRF-2011-0021196]
- Center for Korean J-PARC Users [NRF-2013K1A3A7A06056592]
- Brain Korea 21-Plus program
- Global Science Experimental Data Hub Center of the Korea Institute of Science and Technology Information
- Institute of Basic Science (Korea) [IBS-DR016-D1]
- Polish Ministry of Science and Higher Education
- National Science Center
- Ministry of Education and Science of the Russian Federation
- Slovenian Research Agency
- Basque Foundation for Science (IKERBASQUE)
- Euskal Herriko Unibertsitatea (UPV/EHU) (Spain) [UFI 11/55]
- Swiss National Science Foundation
- National Science Council
- Ministry of Education of Taiwan
- U.S. Department of Energy
- National Science Foundation
- MEXT for Science Research in a Priority Area (New Development of Flavor Physics)
- JSPS for Creative Scientific Research (Evolution of Tau-lepton Physics)
- Russian Foundation for Basic Research
We report improved measurements of the product branching fractions B(B+ --> (D) over bar D-0(s0)*(+)(2317)) x B(D-s0*(+)(2317) --> D-s(+) pi(0)) (8.0(-1.2)(+1.3) +/- 1.1 +/- 0.4) x 10(-4) and B(B-0 --> D-Ds0*(+)(2317)) x B(D-s0*(+)(2317)) --> D-s(+) pi(0)) = (10.2(-1.2)(+1.3) +/- 1.0 +/- 0.4) x 10(-4) where the first errors are statistical, the second are systematic and the third are from D and D-s(+) branching fractions. In addition, we report negative results from a search for hypothesized neutral (z(0)) and doubly charged (z(++)) isospin partners of the D-s0*(+)(2317) and provide upper limits on the product branching fractions B(B-0 --> D(0)z(0)) x B(z(0) --> D-s(+)pi(-)) and B(B+ --> D(0)z(++) ) x B(z(++) --> D-s(+)pi(+)) that are more than an order of magnitude smaller than theoretical expectations for the hypotheses that the D-s0(*+)(2317) is a member of an isospin triplet. The analysis uses a 711 fb(-1) data sample containing 772 million B (B) over bar -meson pairs collected at the Upsilon(4S) resonance in the Belle detector at the KEKB collider.
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