Exact steady-state density operator for a collective atomic system in an external field |
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| Authors: | R.R. Puri S.V. Lawande |
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| Affiliation: | Theoretical Reactor Physics Section, Bhabha Atomic Research Centre, Trombay, Bombay, India |
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| Abstract: | An exact steady-state density operator is obtained for a model describing the collective behaviour of a system of N two-level atoms driven by a classical field. This is used to obtain the exact steady-state expectation value of the atomic population difference for any N. |
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