The interaction of a two-level atom with a thermal radiation field for single-photon processes and two-photon processes without rotating wave approximation is analysed.
两能级原子与外部环境(热库)相互作用时，采用非旋波近似，研究原子与热辐射场单光子和双光子作用过程。
The two photon interaction of a two level atom with a single mode radiation in a bad cavity is studied.
研究了劣腔内二能级原子与单模腔场的双光子相互作用。腔内原子受外加相干光场驱动，并向一般真空态自发辐射。
The time evolution properties of purity and distance between density operators in two photon non resonant interaction system are studied.
研究了双光子非共振作用系统中纯度和密度算符间距的特性。
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