LIFETIME LIMITS ON (B-L)-VIOLATING NUCLEON DECAY AND DI-NUCLEON DECAY MODES FROM THE FREJUS EXPERIMENT

被引:48
作者
BERGER, C
FROHLICH, M
MONCH, H
NISIUS, R
RAUPACH, F
SCHLEPER, P
BENADJAL, Y
BLUM, D
BOUDARIOS, C
DUDELZACK, B
ESCHSTRUTH, P
JULLIAN, S
LALANNE, D
LAPLANCHE, F
LONGEMARE, C
PAULOT, C
PERDEREAU, O
ROY, P
SZKLARZ, G
BEHR, L
DEGRANGE, B
NGUYENKHAC, U
TISSERANT, S
ARPESELLA, C
BAREYRE, P
BARLOUTAUD, R
BORG, A
CHARDIN, G
ERNWEIN, J
GLICENSTEIN, JF
MOSCA, L
MOSCOSO, L
BECKER, J
BECKER, KH
DAUM, K
JACOBI, B
KUZNIK, B
LOFFLER, J
MEYER, H
RHODE, W
SCHUBNELL, M
WEI, Y
机构
[1] CTR ORSAY,ACCELERATEUR LINEAIRE LAB,F-91405 ORSAY,FRANCE
[2] ECOLE POLYTECH,LPNHE,F-91128 PALAISEAU,FRANCE
[3] CENS,DEPT PHYS PARTICLES ELEMENT,F-91191 GIF SUR YVETTE,FRANCE
[4] BERG UNIV GESAMTHSCH WUPPERTAL,W-5600 WUPPERTAL,GERMANY
关键词
D O I
10.1016/0370-2693(91)91479-F
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The fully contained events recorded in the Frejus detector are used to search for (B - L)-violating nucleon decay and di-nucleon decay processes. No signal is found for a sensitivity of 2.0 kiloton year. The lower limits on the partial lifetime for the various nucleon decay modes range from 5.4 x 10(30) yr for p --> mu-pi+K+ to 1.0 x 10(32) yr for pn --> e+n. We also quote limits on neutron and di-neutron decay into three and two neutrinos respectively.
引用
收藏
页码:227 / 233
页数:7
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