Time evolution of coherent states

Mehta, C.L.; Sudarshan, G.

doi:10.1016/0031-9163(66)90660-3

Time evolution of coherent states

1966

Published in:

Phys.Lett. 22 (1966) 574

DOI:

10.1016/0031-9163(66)90660-3

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Abstract: (Elsevier)

General conditions under which the states which are initially coherent remain coherent at all times are considered. It is also shown that the eigenvalues of the annihilation operator for interacting systems in general are not analytic signals.

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