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1)  Third harmonic generation
三次谐波产生
1.
Theoretical predictions of polaron effects on the third harmonic generation in a rectangular quantum wire with an additional parabolic potential were presented.
理论上计算了电子-声子相互作用对抛物量子线中三次谐波产生的影响机制,用量子力学中的密度矩阵算符理论推导了该系统中三次谐波产生的解析表达式,以典型的GaAs量子线为例进行了数值计
2.
The quantum statistics of the fields in third harmonic generation have been studied.
本文讨论了三次谐波产生过程中场的量子统计性质。
2)  third-harmonic generation
三次谐波产生
1.
Influence of the depolarization effect on the third-harmonic generation;
退极化效应对三次谐波产生的影响
2.
Polaron effects on the third-harmonic generation in Morse quantum well
极化子效应对Morse势阱中三次谐波产生的影响
3)  second-harmonic generation
二次谐波产生
1.
Optical second-harmonic generation in quantum wells of biased electric-field;
加偏置电场量子阱中二次谐波产生系数的计算
2.
Analytical expression of the second-harmonic generation (SHG) coefficients is obtained in the Poschl-Teller well using the density matrix formalism taking into account the intras.
在非对称性势阱中,二次谐波产生系数与势阱的形状及其非对称性程度有很大的关系。
4)  second harmonic generation(SHG)
二次谐波产生
1.
The phase matching for second harmonic generation(SHG) in biaxial nonlinear-optical crystals is discussed and the accurate calculation of the corresponding effective nonlinear coefficients is presented, based on which the optimum phase matching can be determined.
从二次谐波产生的理论出发 ,讨论了双轴晶体中二次谐波产生的相位匹配条件 ,推导了有效非线性光学系数的精确计算公式 ,以有机非线性光学晶体二苯甲酮为例 ,给出了对两种基波 (1 。
2.
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。
5)  Second harmonic generation
二次谐波产生
1.
Ray separation in second harmonic generation for biaxial crystals;
双轴晶体二次谐波产生中的光束离散
2.
Study on dynamic changes of the Al_2O_3/Al(111) interface by second harmonic generation;
利用二次谐波产生研究Al_2O_3/Al(111)表面的动力学变化(英文)
3.
pectra and nonlinear optical properties of 2-nitro-5-(N-methyl-N-octadecylamino)benzoic acid (NMOB) in Langmuir -Blodgett (LB) films have been studied by steady state, time-resolved fluorescence and second harmonic generation (SHG).
通过稳态和时间分辨荧光及二次谐波产生(SHG)的方法研究了2-硝基-5-(N-甲基-N-十八烷基)氨基苯甲酸(NMOB)分子朗缪尔-布罗基特(Langmuir-Blodgett,LB)多层膜的光谱及非线性光学特性。
6)  SHG
二次谐波产生
1.
The optical properties of corona poled NDA and a newly synthesized CNDA doped PMMA films were investigated with in situ second harmonic generation (SHG) measurement and absorption measurement.
采用实时测量光学二次谐波产生(SHG)和吸收光谱的方法对苯腙类有机分子NDA及一种新合成的经氰基团修饰的有机分子CNDA掺杂PMMA极化聚合膜的非线性光学性质进行了研究。
补充资料:三次谐波失真
分子式:
CAS号:

性质:在模拟音频信号传输系统中,由于存在着非线线特性,当在磁带上输入一个正弦波信号时,在输出中除原有的、称做基波的信号外,还会产生与基波成整倍数的谐波成分。如果以基波为(f),新增加的与基波成整倍数的谐波成分便有二次谐波(2f)、三次谐波,(3f)……直至n次谐波(nf),这些谐波信号都叫谐波失真。其中三次谐波失真不仅电平高,而且对音质影响也大,所以在一次情况下都使用三次谐波失真。三次谐波的有效值与基波有效值之比,称为磁带的三次谐波失真,用百分数(%)或dB表示。

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