time-evolution operator 时间演化算符
unitary evolution operator 幺正演化算符
Exponential evolution operator 指数因子
directional evolution operator 方向进化算子
differential evolution operator 差分进化算子
evolution operator factorization 演化算符因子化
Dynamic probabilistic evolution operator 动态概率进化算子
flexible polyhedron directional evolution operator 柔性多面体方向进化算子
The photon-number-dependent parts in the evolution operator are cancelled with the assistant of a strong classical field, so the scheme is insensitive to the thermal field.
在强经典场的作用下，演化算符与光子数无关，因此方案对热场不敏感。
Considering the initial atomic coherence and the detuning, dipole squeezing of a two-level atom interacting with squeezed vacuum field is studied by means of the time-evolution operator method.
文中采用时间演化算符，考虑到初始原子相干性及失谐量，研究了单个二能级原子与压缩真空态辐射场相互作用中原子的偶极压缩。
For the basic differential evolution algorithm, the increasing quadratic function crossover operator was added to increase the convergence speed.
在基本差分进化算法中，融入递增二次函数交叉算子以增加算法的收敛速度。
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