Neutral pion number fluctuations at high multiplicity in pp-interactions at 50 GeV

Autor: Collaboration, SVD-2, Afonin, A. G., Aleev, A. N., Ardashev, E. N., Avdeichikov, V. V., Balandin, V. P., Basiladze, S. G., Batouritski, M. A., Berezhnev, S. F., Bogdanova, G. A., Borzunov, Yu. T., Budilov, V. A., Chentsov, Yu. A., Golovkin, V. F., Golovnya, S. N., Gorokhov, S. A., Grishin, N. I., Grishkevich, Ya. V., Ermakov, G. G., Ermolov, P. F., Furmanets, N. F., Karmanov, D. E., Karpov, A. V., Kekelidze, G. D., Kireev, V. I., Kiryakov, A. A., Kholodenko, A. G., Kokoulina, E. S., Konstantinov, V. V., Kramarenko, V. N., Kubarovsky, A. V., Kulikov, A. K., Kuraev, E. A., Kurchaninov, L. L., Kutov, A. Ya., Kuzmin, N. A., Leflat, G. I. Lanschikov A. K., Lobanov, I. S., Lobanova, E. V., Lyutov, S. I., Lysan, V. N., Merkin, M. M., Mitrofanov, G. A., Myalkovskiy, V. V., Nikitin, V. A., Peshehonov, V. D., Petrov, V. S., Petukhov, Y. P., Pleskach, A. V., Polkovnikov, M. K., Popov, V. V., Riadovikov, V. N., Ronzhin, V. N., Rufanov, I. A., Senko, V. A., Shalanda, N. A., Soldatov, M. M., Spiryakin, V. I., Terletskiy, A. V., Tikhonova, L. A., Tsyupa, Yu. P., Vishnevskaya, A. M., Volkov, V. Yu., Vorobiev, A. P., Voronin, A. G., Yakimchuk, V. I., Yukaev, A. I., Zapolskii, V. N., Zhidkov, N. K., Zotkin, S. A., Zverev, E. G.
Rok vydání: 2011
Předmět:
Druh dokumentu: Working Paper
Popis: Neutral pion number N0 distributions for each total number of particles in event Ntot=Nch+N0 are obtained. The scaled variance of neutral pion fluctuations, omega=D/, is measured. The fluctuations increase at Ntot >22. According to quantum statistics models it may indicate for the approaching to pion condensate conditions for high pion multiplicity in the system.
Comment: 8 pages, 9 figures, submitted to journal Physics of Atomic Nuclei
Databáze: arXiv