Participation in the ARGUS experiment at the DORIS collider at DESY, Hamburg, Germany and participation in the AMY experiment at the TRISTAN collider in Tsukuba, Japan. Progress report, January 1-December 31, 1988.

摘要

This paper discusses studies on the interactions of electrons and positrons in the upsilon energy range and the energy range of the tristan ring at KEK. (LSP)