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Phys. Rev. D 60, 094007 (1999) [8 pages]

New physics effects in BK(*)νν decays

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C. S. Kim* and Yeong Gyun Kim
Department of Physics, Yonsei University, Seoul 120-749, Korea

T. Morozumi
Department of Physics, Hiroshima University, 739-8526 Higashi-Hiroshima, Japan

Received 27 May 1999; published 1 October 1999

We present a model-independent analysis of exclusive rare B decays, BK(*)νν. The effect of possible new physics is written in terms of dimension-6 four-Fermi interactions. The lepton number violating scalar- and tensor-type interactions are included, and they induce BK(*)νν(ν̅ ν̅ ) decays. We show systematically how the branching ratios and missing mass-squared spectrum depend on the coefficients of the four-Fermi interactions.

© 1999 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.60.094007
DOI:
10.1103/PhysRevD.60.094007
PACS:
13.20.He

*Email address: kim@kimcs.yonsei.ac.kr

Email address: ygkim@cskim.yonsei.ac.kr

Email address: morozumi@theo.phys.sci.hiroshima-u.ac.jp