Articles written in Pramana – Journal of Physics
Volume 59 Issue 2 August 2002 pp 303-309
We have addressed the foundational issue of how a macroscopic quantum system starting off as a pure state tends towards a mixed state described by the microcanonical ensemble. The earlier works of von Neumann and Van Kampen are also reviewed. A simple criterion is given as to when the above mentioned passage can take place.
Volume 96, 2022
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