SEARCH FOR NEUTRINOS FROM THE SUN USING THE REACTION GA-71(NU-E,E-)GE-71

被引:298
作者
ABAZOV, AI
ANOSOV, OL
FAIZOV, EL
GAVRIN, VN
KALIKHOV, AV
KNODEL, TV
KNYSHENKO, II
KORNOUKHOV, VN
MEZENTSEVA, SA
MIRMOV, IN
OSTRINSKY, AV
PSHUKOV, AM
REVZIN, NE
SHIKHIN, AA
TIMOFEYEV, PV
VERETENKIN, EP
VERMUL, VM
ZATSEPIN, GT
BOWLES, TJ
CLEVELAND, BT
ELLIOTT, SR
OBRIEN, HA
WARK, DL
WILKERSON, JF
DAVIS, R
LANDE, K
CHERRY, ML
KOUZES, RT
机构
[1] UNIV CALIF LOS ALAMOS SCI LAB,LOS ALAMOS,NM 87545
[2] UNIV PENN,PHILADELPHIA,PA 19104
[3] LOUISIANA STATE UNIV,BATON ROUGE,LA 70803
[4] PRINCETON UNIV,PRINCETON,NJ 08544
关键词
D O I
10.1103/PhysRevLett.67.3332
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A radiochemical Ga-71-Ge-71 experiment using 30 tons of gallium to determine the primary flux of neutrinos from the Sun has begun operation at the Baksan Neutrino Observatory in the U.S.S.R. Assuming that the extraction efficiency for Ge-71 atoms produced by solar neutrinos is the same as from natural Ge carrier, we observed the capture rate to be 20(-20)+15(stat) +/- 32(syst) solar neutrino units (SNU), resulting in a limit of less than 79 SN U (90% C. L.). This is to be compared with 132 SNU predicted by the standard solar model.
引用
收藏
页码:3332 / 3335
页数:4
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