The status of the Soviet - American gallium neutrino experiment

A. I. Abazov, Institute for Nuclear Research of the Russian Academy of Sciences
D. N. Abdurashitov, Institute for Nuclear Research of the Russian Academy of Sciences
O. L. Anosov, Institute for Nuclear Research of the Russian Academy of Sciences
O. V. Bychuk, Institute for Nuclear Research of the Russian Academy of Sciences
S. N. Danshin, Institute for Nuclear Research of the Russian Academy of Sciences
L. A. Eroshkina, Institute for Nuclear Research of the Russian Academy of Sciences
E. L. Faizov, Institute for Nuclear Research of the Russian Academy of Sciences
V. N. Gavrin, Institute for Nuclear Research of the Russian Academy of Sciences
V. I. Gayevsky, Institute for Nuclear Research of the Russian Academy of Sciences
S. V. Girin, Institute for Nuclear Research of the Russian Academy of Sciences
A. V. Kalikhov, Institute for Nuclear Research of the Russian Academy of Sciences
S. M. Kireyev, Institute for Nuclear Research of the Russian Academy of Sciences
T. V. Knodel, Institute for Nuclear Research of the Russian Academy of Sciences
I. I. Knyshenko, Institute for Nuclear Research of the Russian Academy of Sciences
V. N. Kornoukhov, Institute for Nuclear Research of the Russian Academy of Sciences
S. A. Mezentseva, Institute for Nuclear Research of the Russian Academy of Sciences
I. N. Mirmov, Institute for Nuclear Research of the Russian Academy of Sciences
A. I. Ostrinsky, Institute for Nuclear Research of the Russian Academy of Sciences
V. V. Petukhov, Institute for Nuclear Research of the Russian Academy of Sciences
A. M. Pshukov, Institute for Nuclear Research of the Russian Academy of Sciences
N. Ye Revzin, Institute for Nuclear Research of the Russian Academy of Sciences
A. A. Shikhin, Institute for Nuclear Research of the Russian Academy of Sciences
Ye D. Slyusareva, Institute for Nuclear Research of the Russian Academy of Sciences
A. A. Tikhonov, Institute for Nuclear Research of the Russian Academy of Sciences
P. V. Timofeyev, Institute for Nuclear Research of the Russian Academy of Sciences
E. P. Veretenkin, Institute for Nuclear Research of the Russian Academy of Sciences
V. M. Vermul, Institute for Nuclear Research of the Russian Academy of Sciences
V. E. Yantz, Institute for Nuclear Research of the Russian Academy of Sciences
Yu Zakharov, Institute for Nuclear Research of the Russian Academy of Sciences
G. T. Zatsepin, Institute for Nuclear Research of the Russian Academy of Sciences
V. I. Zhandarov, Institute for Nuclear Research of the Russian Academy of Sciences
T. J. Bowles, Los Alamos National Laboratory
B. T. Cleveland, Los Alamos National Laboratory

Abstract

A radiochemical 71Ga-71Ge experiment to determine the integral flux of neutrinos from the sun has been constructed at the Baksan Neutrino Observatory in the USSR. Measurements have begun with 30 tonnes of gallium. An additional 30 tonnes of gallium are being installed so as to perform the full experiment with a 60 tonne target. The motivation, experimental procedures, and present status of this experiment are described. © 1990.