The phase matching conditions for sum frequency generation are analyzed. The optimum phase matching angles and effective nonlinear coefficients for KTP and LBO are derived and calculated.
进行了双束激光和频相位匹配的理论分析，给出了KTP 和LBO 两种晶体在和频时的最佳相位匹配角和有效和频系数。
Only to find out the well matching region of the gas source, accumulation and phase state segregation conditions, a larger gas reservoir can be discovered while exploring this zone.
勘探该区时，只有查明气源条件、聚集条件和相态分异条件的良好配置区，才可能发现规模较大的气藏。
Only to find out the well matching region of the gas source, accumulation and phase state segregation conditions, a larger gas reservoir can be discovered while exploring this z...
勘探该区时，只有查明气源条件、聚集条件和相态分异条件的良好配置区，才可能发现规模较大的气藏。
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