The nonlinear lattice dynamics and an expression of nonlinear macroscopicpolarization are derived in terms of optic phonon modes.
导出了用简正坐标即声子模式所表达的非线性晶格动力学和非线性宏观极化。
2
Using the macroscopic nonlinear polarization model, we discussed in detail the dynamic evolution behaviors of opt ioal field in coherent driving intraoavity second-harmonic generation (ISHG).