parametric amplification meaning in English

参变放大
参量放大
参数放大
生代

Temporal and spatial walk - off for ultra - short mid - infrared optical parametric amplification
超短中红外参量放大过程的时空走离特性
At present , ktp has been widely used in second harmonic generation ( shg ) , sum ( difference ) - frequency mixing , optical parametric oscillators ( opo ) and optical parametric amplification ( opa )
目前， ktp已作为一种商业化的晶体广泛应用于中小功率固体激光器的倍频( shg ) 、和(差)频、光参量振荡( opo )和放大( opa )等。
From three - wave coupling equations , the optimal crystal length , conversion efficiency and parametric light pulse width are computed numerically when clbo is used in picosecond optical parametric amplification . the results present that clbo are suited for optical parametric amplification in short wave band . in order to get higher conversion efficiency , the crystal length should be optimized according to the intensities of pump and signal waves
从三波耦合方程出发，对clbo用于皮秒级光参量放大时，最佳晶体长度、转换效率和参量光的脉冲宽度进行了理论分析和数值模拟，结果表明clbo晶体适合在短波范围作光参量放大，为达到高的转换效率和窄脉宽的信号光输出，泵浦光和初始入射信号光的强度应根据晶体长度取最优化值。