Search for a new short-lived particle in collisions of 70 GeV/c protons with emulsion nuclei
Bannik B.P. , Bobodzhanov I. , Salomov Dzh. A., Sun-Tszin-Yan G.Ya., Tolstov K.D. , Khoshmukhamedov R.A. , Sharbatova G.S. , El'-Nagi A.
In a study of approximately 14,000 interactions between protons and emulsion nuclei we registered three events that can be interpreted as a weak decay of new particles with a lifetime ~10~14 sec. The cross section for the generation of these particles is 5