1) High-order group velocity
高阶群速色散
2) low order group velocity dispersion
低阶群速度色散
1.
Pulse-width expansion of an ultra-short Gaussian pulse in nonlinear optical crystal because of low order group velocity dispersion(GVD) was theoretically analyzed.
以宽度为50 fs的超短脉冲和负单轴晶体CsLiB6O10(CLBO)为例,对非线性光学晶体中低阶群速度色散(GVD)导致的超短高斯脉冲和超高斯脉冲的脉冲展宽进行了理论分析。
3) Group velocity dispersion
群速色散
1.
Harmonic generation in BBO by femtosecond laser pulses is studied, taking into account both group velocity mismatch, lowest order group velocity dispersion (GVD) and second order GVD.
同时考虑了群速色散失配、最低阶群速色散（ＧＶＤ）和二阶群速色散。
2.
An existence of an region of anomalous group velocity dispersion (GVD) span near (550￣700) nm band was evidently indicated.
通过对ＰＰＱ薄膜的吸收光谱的计算分析，由Ｋｒａｍｅｒｓ－Ｋｒｏｎｉｇ关系得出ＰＰＱ膜在５５０ｎｍ～７００ｎｍ左右波段存在负群速色散区，并且色散量相对较小，｜β２｜＜１。
3.
A novel second-harmonic generation scheme is proposed to compensate group velocity dispersion effects.
提出了一种啁啾补偿群速色散的倍频方法,通过向入射基频光引入合适的初始啁啾,让其与色散相互作用,以实现对基频光脉冲宽度的主动控制,提高转换效率。
4) group-velocity dispersion
群速色散
1.
The combined effects of self-phase modulation, positive group-velocity dispersion and stimulated Raman scattering through 15ps 1.
06μm的Nd:YAG激光脉冲在单模光纤中传输时,光纤中自相位调制(SPM),正群速色散(GVD)和受激喇曼散射(SRS)引起的联合非线性效应。
5) high order dispersion
高阶色散
1.
The influence of high order dispersion to femesecond solitons;
高阶色散对光孤子传输的影响
2.
It has been shown from simulation that the linear initial chirp of optical pulse can compensate first order dispersion to some extent, but it increases the distortion effects of the high order dispersion on the transmitting optical pulse.
文中从理论上分析了光脉冲的初始啁啾与单模光纤的色散效应的关系 ,并用数值仿真的方法验证了分析的结果 :线性初始啁啾可以在一定程度上补偿一阶色散 ,但却加大了高阶色散对传输光脉冲的负面影
3.
A more comprehensive theoretical model to deal with the pulsed beam through grating pair is obtained and used to study the spatial and temporal properties of the pulsed Gaussian beam single and double passing compressor and the effects of high order dispersion.
并据此分析了脉冲高斯光束单次及两次通过光栅对时的变换特性,以及高阶色散对脉冲压缩的影响。
6) higher-order dispersion
高阶色散
1.
First,we discussed under the influence of the higher-order dispersion,femtosecond pulse based on cross-phase modulation,produced pulse pair no longer maintain symmetry,but generated a blue shift.
首先讨论了在高阶色散影响下,飞秒脉冲基于交叉相位作用,弱脉冲产生的压缩脉冲对不再保持对称不变,产生蓝移。
2.
By numerical calculation,the influence of higher-order dispersion and the fifth-order nonlinearity on the propagation properties of optical soliton-like pulses .
从修正的非线性薛定谔方程(MNLSE)出发,采用变分法,导出了在高阶色散和五阶非线性共同作用下类明孤子脉冲参数随传输距离的演化方程组;求出了振幅与脉宽、脉宽与啁啾之间的约束关系及脉宽随传输距离演化的解析解;分析讨论了光纤中高阶色散和五阶非线性共同作用对类明孤子传输特性的影响。
3.
In this paper the solution to the NLS equation including higher-order dispersion and two-photon absorption, the solution for the influence of soliton propagation,as well as higher--order dispersion and two-photon absorption in the fiber amplifiers is discussed in detail.
本文求解了含高阶色散和双光子吸收效应的ＮＬＳ方程，由此孤子解讨论了高阶色散和双光子吸收效应对光纤放大器中孤子传输的影响。
补充资料：交叉色散
分子式：
CAS号：
性质：在色散元件成直角的位置上，放一个低色散率的棱镜或光栅作为辅助色散元件。使两个色散元件的色散作用在互相垂直的方向上进行。不同光谱级的光谱沿垂直的方向分布，将各级次分开。用于光栅光谱仪分离谱级。
CAS号：
性质：在色散元件成直角的位置上，放一个低色散率的棱镜或光栅作为辅助色散元件。使两个色散元件的色散作用在互相垂直的方向上进行。不同光谱级的光谱沿垂直的方向分布，将各级次分开。用于光栅光谱仪分离谱级。
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