1) third-order nonlinear elasticity
三阶非线性弹性
1.
In this thesis, the axis rotation symmetry of third-order nonlinear elasticity was researched with the help of group theoretical methods.
本文用群论的方法研究了三阶非线性弹性的轴转动对称性。
2) third-order nonlinearity
三阶非线性
1.
To explain the characteristics of the time-resolved scan curves,based on the coupling effects of photorefractive and third-order nonlinearity in the nonlinear medium,together with two analogic refractivity-timed expressions,an analysis on the dynamic evolving process of spatial.
对铌酸锂晶体进行了三阶非线性折射系数测量的Z扫描实验和光折变非线性系数测量的时间扫描实验。
2.
In this paper, the preparation and characterization of Au or Ag nanoparticles and development of the third-order nonlinearity of Au or Ag nanoparticles doped glasses are reviewed.
介绍了金银纳米颗粒的各种制备方法及表征,并综述了金银纳米颗粒掺杂玻璃的三阶非线性光学性质及研究进展。
3.
The ultrafast response and large third-order nonlinearity in amorphous chalcogenide films are attributed to the ultrafast distortion of the electron cloud of atoms.
利用飞秒激光超外差光Kerr(OHD-OKE)技术研究了As2S3,As2Se3,GeS2,GeSe2,Ge20 As25S55,Ge20 As25Se55,Ge10 As40S20Se30七个体系硫系非晶态半导体薄膜的三阶非线性性能,结果表明硫系非晶态半导体薄膜具有较大的三阶非线性极化率χ(3)值(达10-12esu),非线性响应时间很快(小于200fs)。
3) third-order nonlinear
三阶非线性
1.
Taking into account the third-order nonlinear, transverse walk-off and diffraction, the conversion efficiency of the third harmonic has been calculated.
采用了包括三阶非线性、离散及衍射等效应的谐波转换计算模型,详细讨论了在三阶非线性、离散和衍射等效应的情况下,相位扰动与三次谐波转换(THG)效率的关系,绘出了相应的关系曲线。
2.
Taking into account the the third-order nonlinear effects, transverse walk-off and diffraction, mostly the effects of third-order nonlinear χ (3) interactions on the frequency conversion and the phase matching condition are discussed.
使用快速傅里叶变换和四阶龙格库塔法,对KDP晶体内以Ⅰ/Ⅱ类角度失谐设置方式的高强度激光三次谐波振荡转换进行了研究,考虑了谐波转换过程中的三阶非线性χ(3)、衍射、离散等效应,并着重研究了KDP晶体的三阶非线性效应对高强度激光三次谐波转换的影响。
3.
A series of the third-order nonlinear optical coefficient γ of organic nonlinear optical material molecular of polyethylene derivatives with azobenzene side-chain were caculated by FF/AM1 method.
用有限场/AM1方法计算了一系列带有偶氮苯侧链的聚烯类衍生物的有机非线性光学材料分子的三阶非线性光学系数γ,研究了γ与分子前线轨道、侧链碳链链长、推拉电子基团等的关系。
6) three-dimensional second order non-linear theory
三维二阶非线性船舶水弹性力学理论
补充资料：线性弹性
分子式：
CAS号：
性质：指应力与应变呈线性关系的形变。服从虎克定律，即在弹性材料上，施加拉力为σ，伸长为ε，则：σ=Eε。式中，正为比例常数。具有上述特性的形变，统称为线性弹性。对聚合物来说，只在非常小的应变下才呈线性弹性。
CAS号：
性质：指应力与应变呈线性关系的形变。服从虎克定律，即在弹性材料上，施加拉力为σ，伸长为ε，则：σ=Eε。式中，正为比例常数。具有上述特性的形变，统称为线性弹性。对聚合物来说，只在非常小的应变下才呈线性弹性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条