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BIBTEX RIS

Observation of the decay Ks → 2γ and measurement of the decay rates KL → 2γ and KS → 2γ

1987; Elsevier BV; Volume: 199; Issue: 1 Linguagem: Inglês

10.1016/0370-2693(87)91477-8

ISSN

1873-2445

Autores

H. Burkhardt, P. E. L. Clarke, D. Cundy, N. Doble, L. Gatignon, R. Hagelberg, G. Kesseler, J. van der Lans, I. Mannelli, T. Miczaika, H. G. Sander, A. C. Schaffer, P. Steffen, J. Steinberger, H. Taureg, H. D. Wahl, C. Youngman, G. Dietrich, W. Heinen, R. Black, D.J. Candlin, J. Muir, Ken Peach, B. Pijlgroms, I. P. J. Shipsey, W. A. Stephenson, H. Blümer, M. Kasemann, K. Kleinknecht, B. Panzer, B. Renk, E. Augé, R.L. Chase, M. Corti, D. Fournier, Maryam K. Hassan, Ph. Heusse, A. M. Lutz, L. Bertanza, A. Bigi, M. Calvetti, R. Carosi, R. Casali, C. Cerri, Enrico Massa, A. Nappi, G.M. Pierazzini, Christoph R. Becker, D. Heyland, M. Holder, G. Quast, M. Rost, W. Weihs, G. Zech,

Tópico(s)

High-Energy Particle Collisions Research

Resumo

The decay rates of KL → 2γ and KS → 2γ have been measured at the CERN SPS. The results are Γ(KL→2γ)/χ(KL→2π0)=0.632±0.004±0.008 and Γ(KS→2γ)/Γ(KL→2γ)=2.3 ±1.0±0.4. This is the first observation of KS→2γ decays.

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