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hep-ph1997
Elementarity in Open Systems - Unstable Particle Decay in Medium -
M. Yoshimura
The problem of unstable particle decay is discussed to show how elementarity of a subsystem immersed in an infinitely larger environment is lost. The decay law, when the same kind…
hep-ph1997
Elementary Processes in Dissipative Cosmic Medium
M. Yoshimura
Quantum dynamics of a finite degrees of freedom is often much affected by interaction with the larger environment of cosmic medium. In this lecture we first review some recent deve…