nonlinear phase-matching effect是什么意思

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Theoretical analysis and experimental results for the determination of second order nonlinear optical coefficients with non phase matched(NPM) second harmonic generation(SHG)in LiNbO 3 crystal sphere are reported for the first time.

本文利用晶体球中非相位匹配二次谐波产生测量晶体二阶非线性系数的理论分析和实验结果。

Spectral bandwidth of KBe_2BO_3F_2 crystal in noncollinear phase matching;

KBe_2BO_3F_2晶体非共线相位匹配的光谱带宽

Based on the laws of momentum and energy conversion for phase matching condition and the newest Sellmeier equations of(KBBF)crystal,the angle tuning curves of KBBF crystal for type I and type II for collinear phase matching,type I for noncollinear phase matching conditions are studied.

基于三波耦合的能量、动量守恒条件和KBe2BO3F2(KBBF)晶体最新的色散方程,研究了共线Ⅰ类、Ⅱ类相位匹配和非共线Ⅰ类相位匹配KBBF晶体的角度调谐曲线;并比较了共线相位匹配和非共线相位匹配的特点。

A signal pulse with the 1566nm central wavelength is presented by use of a noncritically phase-matched KTP-OPO pumped by 1.

06μm激光脉冲泵浦非临界相位匹配(NCPM)KTP光学参量振荡器,获得中心波长1566nm的信号光输出。

57 μm with a maximum 64% energy conversion efficiency is demonstrated by use of a noncritically phase-matched (θ = 90℃, = 0°) KTP optical parametric oscillator pumped by a 1.

064μm基频光抽运非临界相位匹配KTP（θ＝90°，＝0°）光学参量振荡器（OPO），获得1。

The noncollinear phase-matching optical parametric generation(NOPG) of femtosecond pulses is studied theoretically.

对非共线相位匹配飞秒脉冲光参量产生过程作了理论研究,计算了非共线相位匹配结构的光参量产生过程中非共线角与相位匹配角的关系,参量带宽和群速度失配参数随非共线角变化的情况。

LBO crystal is adopted by type? Ⅰ noncritical phase matched(NCPM) and temperature tuned.

报道了利用LBO晶体对Nd∶YAG纳秒激光器进行腔外倍频实验的研究结果 ,实验中LBO晶体采用Ⅰ类非临界相位匹配 (NCPM ) ,温度调谐。

With a type Ⅰ noncritical phase matched LBO crystal as the intracavity frequence doubler in a LD pumped Nd∶YVO 4 laser, 240 mW of 671 nm laser output was obtained with 5.

报道了利用珋类非临界相位匹配的ＬＢＯ晶体腔内倍频、激光二极管泵浦的ＮｄｖＹＶＯ４ 激光器， 在吸收泵浦功率５。