Search for the Decay K{sub L}{sup 0}{yields}{pi}{sup 0}{nu}{nu}

Journal Article · Fri May 23 04:00:00 EDT 2008 · Physical Review Letters

DOI:https://doi.org/10.1103/PHYSREVLETT.100.201802· OSTI ID:21132436

Ahn, J K; Lee, H S; Lee, S Y ^[1]; Akune, Y; Fujioka, Y; Ishibashi, S; Kobayashi, S; Sugiyama, A; Suzuki, S; Tsukamoto, T ^[2]; Baranov, V; Kurilin, A S; Kuzmin, E; Moisseenko, A; Podolsky, S; Tsamalaidze, Z ^[3]; Chen, K F; Hsiung, Y B; Tung, Y C; Wu, M L ^[4]

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1. Department of Physics, Pusan National University, Busan 609-735 (Korea, Republic of)
2. Department of Physics, Saga University, Saga 840-8502 (Japan)
3. Laboratory of Nuclear Problems, Joint Institute for Nuclear Research, Dubna, Moscow Region 141980 (Russian Federation)
4. Department of Physics, National Taiwan University, Taipei, Taiwan 10617 (China)

We performed a search for the K{sub L}{sup 0}{yields}{pi}{sup 0}{nu}{nu} decay at the KEK 12-GeV proton synchrotron. No candidate events were observed. An upper limit on the branching ratio for the decay was set to be 6.7x10{sup -8} at the 90% confidence level.

• OSTI ID: 21132436
• Journal Information: Physical Review Letters, Journal Name: Physical Review Letters Journal Issue: 20 Vol. 100; ISSN 0031-9007; ISSN PRLTAO
• Country of Publication: United States
• Language: English

Related Subjects

72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BRANCHING RATIO
GEV RANGE 10-100
KAONS NEUTRAL LONG-LIVED
NEUTRINOS
PAIR PRODUCTION
PARTICLE DECAY
PIONS NEUTRAL
SYNCHROTRONS