Quantum State of Gravitons in Expanding Universe
Yu. V. Sidorov; Yu. V. Sidorov; Relativistic Astrophysics Department, Sternberg Astronomical Institute, Moscow University - 119899 Moscow, V-234, USSR
Журнал:
EPL (Europhysics Letters)
Дата:
1989-11-01
Аннотация:
The initial quantum state of gravitons in the expanding universe is shown to be transformed into a squeezed state. The squeeze parameter for high-frequency fluctuations is calculated in the framework of a spatially closed model.
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