Lesson

Summary

WHY COHERENT?

• mathematical considerations: An eigenstate of the field annihilattion operator is coherent state, Hence the states are the only ones for which the correlation function factorizes to all orders[p133 Puri - Mathematical Methods of quantum optics]

Stochastic Processes 随机过程

Baker–Campbell–Hausdorff formula

Quadrature eigenstates

From math

• Exponential Operator
• Representation
• Quasiprobability