Search for lepton-flavor-violating τ decays into three leptons with 719 million produced τ+ τ- pairs
Hayasaka, K.; Inami, K.; Miyazaki, Y.; Arinstein, K.; Aulchenko, V.; Aushev, T.; Bakich, A.M.; Bay, A.; Belous, K.; Bhardwaj, V.; Bischofberger, M.; Bozek, A.; Bračko, M.; Browder, T.E.; Chang, M.-C.; Chang, P.; Chen, A.; Chen, P.; Cheon, B.G.; Chiang, C.-C.; Cho, I.-S.; Choi, Y.; Dalseno, J.; Drutskoy, A.; Eidelman, S.; Epifanov, D.; Feindt, M.; Gabyshev, N.; Goldenzweig, P.; Golob, B.; Ha, H.; Haba, J.; Han, B.-Y.; Hayashii, H.; Hoshi, Y.; Hou, W.-S.; Hsiung, Y.B.; Hyun, H.J.; Iijima, T.; Itoh, R.; Iwabuchi, M.; Iwasaki, M.; Iwasaki, Y.; Kang, J.H.; Kawasaki, T.; Kiesling, C.; Kim, H.J.; Kim, H.O.; Kim, J.H.; Kim, S.K.; Kim, Y.I.; Kim, Y.J.; Ko, B.R.; Kodyš, P.; Korpar, S.; Križan, P.; Krokovny, P.; Kumita, T.; Kuzmin, A.; Kvasnička, P.; Kwon, Y.-J.; Kyeong, S.-H.; Lange, J.S.; Lee, M.J.; Lee, S.-H.; Li, J.; Liu, C.; Liu, Y.; Liventsev, D.; Louvot, R.; Matyja, A.; McOnie, S.; Miyabayashi, K.; Miyata, H.; Mizuk, R.; Mori, T.; Nakano, E.; Nakao, M.; Nakazawa, H.; Natkaniec, Z.; Nishida, S.; Nishimura, K.; Nitoh, O.; Ogawa, S.; Ohshima, T.; Okuno, S.; Olsen, S.L.; Pakhlov, P.; Pakhlova, G.; Park, C.W.; Park, H.; Park, H.K.; Pestotnik, R.; Petrič, M.; Piilonen, L.E.; Poluektov, A.; Röhrken, M.; Ryu, S.; Sahoo, H.; Sakai, K.; Sakai, Y.; Schneider, O.; Schwanda, C.; Senyo, K.; Sevior, M.E.; Shapkin, M.; Shen, C.P.; Shiu, J.-G.; Shwartz, B.; Singh, J.B.; Smerkol, P.; Solovieva, E.; Starič, M.; Sumiyoshi, T.; Teramoto, Y.; Trabelsi, K.; Uehara, S.; Uglov, T.; Unno, Y.; Uno, S.; Urquijo, P.; Varner, G.; Vervink, K.; Wang, C.H.; Wang, P.; Watanabe, Y.; Wedd, R.; Won, E.; Yabsley, B.D.; Yamashita, Y.; Zhang, C.C.; Zhang, Z.P.; Zivko, T.; Zupanc, A.; Zyukova, O.
2010
Abstract
We present a search for lepton-flavor-violating τ decays into three leptons (electrons or muons) using 782 fb-1 of data collected with the Belle detector at the KEKB asymmetric-energy e+ e- collider. No evidence for these decays is observed and we set 90% confidence level upper limits on the branching fractions between 1.5 × 10- 8 and 2.7 × 10- 8. © 2010 Elsevier B.V.
Details
Title
Search for lepton-flavor-violating τ decays into three leptons with 719 million produced τ+ τ- pairs
Author(s)
Hayasaka, K. ; Inami, K. ; Miyazaki, Y. ; Arinstein, K. ; Aulchenko, V. ; Aushev, T. ; Bakich, A.M. ; Bay, A. ; Belous, K. ; Bhardwaj, V. ; Bischofberger, M. ; Bozek, A. ; Bračko, M. ; Browder, T.E. ; Chang, M.-C. ; Chang, P. ; Chen, A. ; Chen, P. ; Cheon, B.G. ; Chiang, C.-C. ; Cho, I.-S. ; Choi, Y. ; Dalseno, J. ; Drutskoy, A. ; Eidelman, S. ; Epifanov, D. ; Feindt, M. ; Gabyshev, N. ; Goldenzweig, P. ; Golob, B. ; Ha, H. ; Haba, J. ; Han, B.-Y. ; Hayashii, H. ; Hoshi, Y. ; Hou, W.-S. ; Hsiung, Y.B. ; Hyun, H.J. ; Iijima, T. ; Itoh, R. ; Iwabuchi, M. ; Iwasaki, M. ; Iwasaki, Y. ; Kang, J.H. ; Kawasaki, T. ; Kiesling, C. ; Kim, H.J. ; Kim, H.O. ; Kim, J.H. ; Kim, S.K. ; Kim, Y.I. ; Kim, Y.J. ; Ko, B.R. ; Kodyš, P. ; Korpar, S. ; Križan, P. ; Krokovny, P. ; Kumita, T. ; Kuzmin, A. ; Kvasnička, P. ; Kwon, Y.-J. ; Kyeong, S.-H. ; Lange, J.S. ; Lee, M.J. ; Lee, S.-H. ; Li, J. ; Liu, C. ; Liu, Y. ; Liventsev, D. ; Louvot, R. ; Matyja, A. ; McOnie, S. ; Miyabayashi, K. ; Miyata, H. ; Mizuk, R. ; Mori, T. ; Nakano, E. ; Nakao, M. ; Nakazawa, H. ; Natkaniec, Z. ; Nishida, S. ; Nishimura, K. ; Nitoh, O. ; Ogawa, S. ; Ohshima, T. ; Okuno, S. ; Olsen, S.L. ; Pakhlov, P. ; Pakhlova, G. ; Park, C.W. ; Park, H. ; Park, H.K. ; Pestotnik, R. ; Petrič, M. ; Piilonen, L.E. ; Poluektov, A. ; Röhrken, M. ; Ryu, S. ; Sahoo, H. ; Sakai, K. ; Sakai, Y. ; Schneider, O. ; Schwanda, C. ; Senyo, K. ; Sevior, M.E. ; Shapkin, M. ; Shen, C.P. ; Shiu, J.-G. ; Shwartz, B. ; Singh, J.B. ; Smerkol, P. ; Solovieva, E. ; Starič, M. ; Sumiyoshi, T. ; Teramoto, Y. ; Trabelsi, K. ; Uehara, S. ; Uglov, T. ; Unno, Y. ; Uno, S. ; Urquijo, P. ; Varner, G. ; Vervink, K. ; Wang, C.H. ; Wang, P. ; Watanabe, Y. ; Wedd, R. ; Won, E. ; Yabsley, B.D. ; Yamashita, Y. ; Zhang, C.C. ; Zhang, Z.P. ; Zivko, T. ; Zupanc, A. ; Zyukova, O.
Published in
Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume
687
Issue
2-3
Pages
139-143
Date
2010
ISSN
03702693
Keywords
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Laboratories
LPHE
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Scientific production and competences > SB - School of Basic Sciences > IPHYS - Institute of Physics > LPHE - High Energy Physics Laboratory
Peer-reviewed publications
Work produced at EPFL
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Published
Peer-reviewed publications
Work produced at EPFL
Journal Articles
Published
Record creation date
2010-11-05