1) adaptive s
自适应分步傅里叶方法
1.
For the first time to our knowledge, it is put forward that GNSE can be resolved by adaptive split-step Fourier method (ASSFM) basing on split-step Fourier method (SSFM) in this paper.
在传统求解广义非线性薛定谔方程 (GNSE)分步傅里叶方法的基础上 ,提出了利用自适应分步傅里叶方法(ASSFM)求解GNSE 。
2) adaptive split-step Fourier method
自适应分步傅立叶方法
1.
For the first time to our knowledge, it is put forward that generalized nonlinear Schrodinger equation (GNSE) can be resolved by the adaptive split-step Fourier method (ASSFM) in this paper.
本文较为详细地综述了近年来光子晶体光纤的研究成果;建立了对光子晶体光纤色散特性进行快速数值模拟的矢量法,并对光子晶体光纤的色散平坦和色散补偿特性进行了数值模拟与分析;提出了一种求解广义非线性薛定谔方程的新方法——自适应分步傅立叶方法,并利用该方法对不同参数的激光脉冲在光子晶体光纤的不同色散区的传输特性进行了数值模拟和分析;报道了课题组研制的多孔微结构光纤及集成式微结构光纤,利用这种光纤进行了飞秒激光脉冲传输的实验研究和并作了理论解释。
3) split-step Fourier method
分步傅里叶方法
1.
In order to describe the evolvement and transmission of a femtosecond laser pulse in a photonic crystal fiber subtly,the variation of frequency corresponding to peak pulse power is considered adequately,on the basis of solving generalized nonlinear Schrdinger equation by split-step Fourier method.
为更精细地描绘飞秒光脉冲在光子晶体光纤中的传输和演化,在用分步傅里叶方法求解广义非线性薛定谔方程的基础上,详细考虑光纤参数随脉冲峰值频移的变化,模拟了飞秒光脉冲在光子晶体光纤中传输和演化的过程。
2.
The effect of the linear frequency chirp on the supercontinuum spectrum generation of Gaussian input pusle is numerically investigated in the anomalous dispersion-flatted fiber with convex dispersion profile by the split-step Fourier method.
采用分步傅里叶方法数值研究了线性频率啁啾对高斯光脉冲在凸形色散分布平坦光纤中产生超连续(SC)谱的影响,并与啁啾双曲正割脉冲产生SC谱的情况进行了比较。
3.
A theoretical investigation by split-step Fourier method is presented on the propagation of a femtosecond Gauss pulse in photonic crystal fibers.
运用分步傅里叶方法数值模拟了飞秒高斯脉冲在光子晶体光纤中的传输,计算分析了初始啁啾对脉冲压缩效应的影响。
4) split-step Fourier transform method
分步傅里叶方法
1.
By using the split-step Fourier transform method and the computer code written in Matlab,simulation of the effect of high-order dispersion and nonlinearity on the optical soliton transmission was implemented,and the frequency shift of the optical soliton pulse was investigated intensively.
本文采用分步傅里叶方法,以MATLAB为实现工具,实现高阶色散和非线性对光孤子传输影响的模拟计算,并深入分析了高阶色散和非线性导致的孤子脉冲频移现象。
2.
With the nonlinear Schrdinger equation(NLSE) and split-step Fourier transform method,evolution of spectrum and pulse profile of quasi-continuous pump is numerically simulated,and the nonlinear mechanism for supercontinnum(SC) generation is analyzed.
利用分步傅里叶方法求解非线性薛定谔方程,数值模拟了准连续光在光子晶体光纤中传输时光谱和脉冲的演化,并分析了其非线性机理和光谱展宽机制。
5) second-order split-step Fourier method
二阶分步傅里叶方法
1.
For a more accurate numerical simulation,the generalized nonlinear Schrdinger equation is adopted to describe the evolution of ultra-short laser pulse propagating in photonic crystal fibers,and solved by using the second-order split-step Fourier method.
为了使得数值模拟更为精确,采用广义非线性薛定谔方程(GNSE)描述超短激光脉冲在光子晶体光纤中的传输演化过程,并利用二阶分步傅里叶方法通过求解方程,数值计算了相同脉宽和能量的超短脉冲在不同色散参量的光子晶体光纤中非线性传输和超连续谱的产生。
6) split-step Fourier method
分步傅里叶法
1.
The pulse transmission equation is solved by using the split-step Fourier method.
运用分步傅里叶法对脉冲传输方程进行求解,并对计算结果进行了分析。
2.
This article numerically investigates by the split-step Fourier method the propagation characteristics and the supercontinuum generation mechanism of femtosecond laser pulses in a Photonic Crystal Fiber(PCF) pumped in different dispersion regions.
文章用分步傅里叶法数值模拟了在不同色散区泵浦光子晶体光纤(PCF)中飞秒激光脉冲的传输特性和超连续谱的产生机理。
补充资料：自宾客迁太子少傅分司
【诗文】：
头上渐无发，耳间新有毫。
形容逐日老，官秩随年高。
优饶又加俸，闲稳仍分曹。
饮食免藜藿，居处非蓬蒿。
何言家尚贫，银榼提绿醪。
勿谓身未贵，金章照紫袍。
诚合知止足，岂宜更贪饕？
默默心自问，于国有何劳？
【注释】：
【出处】：
全唐诗
头上渐无发，耳间新有毫。
形容逐日老，官秩随年高。
优饶又加俸，闲稳仍分曹。
饮食免藜藿，居处非蓬蒿。
何言家尚贫，银榼提绿醪。
勿谓身未贵，金章照紫袍。
诚合知止足，岂宜更贪饕？
默默心自问，于国有何劳？
【注释】：
【出处】：
全唐诗
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