Puzzling particles challenge physicists

July 1991
New Scientist;7/6/91, Vol. 131 Issue 1776, p23
Reports on researchers at the European Laboratory for Particle Physics in Geneva, Switzerland's study of the decay of Z particles, produced when electrons and positrons annihilate each other. Theoretical framework describing the relationship between matter and force particles; Tau particles produced in rare decays of Z; Jacques Le Francois and his colleagues' submission of results of their study to the `Physics Letters B'.


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