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Article: Rare fission processes.(research on splitting of californium-252)(Brief Article)
- Article from:
- Science News
- Article date:
- May 2, 1998
- Author:
CopyrightCOPYRIGHT 1998 Science Service, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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In nuclear fission, the splitting of an unstable atomic nucleus typically produces two moderate-size fragments and a number of neutrons. Akunuri V. Ramayya of Vanderbilt University in Nashville and his collaborators have discovered that, in addition to normal spontaneous fission, the isotope californium-252 occasionally splits in two in such a way that no neutrons are released. Measurements taken with the Gammasphere detector at the Lawrence Berkeley (Calif.) National Laboratory indicate that ...
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