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Dispersion_2rings_ploy
- 高阶拟合出光纤模式折射率和波长的关系并计算出较为准确的波导色散,同时计算出材料色散,并最终得到光纤的总色散。(The relationship between the refractive index and the wavelength of the fiber mode is fitted in higher order an the more accurate waveguide dispersion is calculated; the material dispersion is ca
QT
- 本程序可读取Yokogawa 光谱仪多个数据文件(CSV格式)并寻峰。数据文件为多个光栅串的测试光谱。串联光栅波长间隔等距,可确定等距串联光栅的中心波长和峰值强度,将数据存入mat file 使用前请设置若干重要参数 【wl_start】 【wl_end】 【FBGs_num】 【Min_PowerValue】【Peaks_seperation】 其他相关变量说明 【OSA_data】 所读入的光谱全图 里面可能包含更宽的波长 【OSA_data_FBGs】截取光栅串所在波长区间,由【wl_st
FRAACUEQUATION
- 此程序是二维分数阶粘弹性声波有限差分法的正演模拟,时间导数二阶精度,空间分数阶导数2阶精度,含波长快照,未加边界,确保可运行。(This program is a two-dimensional fractional viscoelastic acoustic forward modeling of finite difference method, the time derivative second-order accuracy, space fractional order deriva
ohatber
- 求解三维电磁场散射 非常准确 非常快 并且可以用来仿真亚波长的的新现象(The scattering of three-dimensional electromagnetic fields is very accurate and very fast and can be used to simulate new phenomena of sub wavelength.)
plank公式计算光谱辐亮度
- 本代码用于计算光谱辐射亮度,共4个,输入分波长、波段,基于不同单位(this code is used to calculate spectral radiance,sums up to 4, the input includes wavelength and band, based on different units.)
新建文件夹
- 闪耀光栅的强度分布,输出波长,闪耀家之间的关系。。(Output intensity distribution of blazed grating)
光谱图像程序
- 根据Excel画出波长和频谱图,但是不包括预处理部分(Draw Wavelength and Spectrum Charts Based on Excel)
make_color_ratio_image
- calipso一级气溶胶产品1064nm和532nm波长的后向散射系数比值,色比垂直剖面图(Ratio of Backscattering Coefficient and Chromaticity Vertical Profile of 1st Class Aerosol Products at 1064nm and 532nm Wavelengths)
cars
- 提取光谱特征波长,数量多,操作简单,很好用(Extraction of spectral characteristic wavelength, large quantity, simple operation and easy to use)
uve
- uve算法提取光谱特征波长,matlab例程,结合了pls(Uve algorithm to extract spectral characteristic wavelength, matlab routine, combined with PLS)
拉曼放大仿真
- 单波长泵浦的拉曼光纤放大器的matlab仿真单波长泵浦的拉曼光纤放大器的matlab仿真单波长泵浦的拉曼光纤放大器的matlab仿真
mie散射软件
- 计算mie散射相关参数,根据颗粒粒径 ,入射光波长 ,颗粒折射率,介质折射率,计算不同角度下散射光强,不同粒径下的消光系数。(Calculate the mie scattering related parameters, calculate the scattered light intensity at different angles and the extinction coefficient at different particle sizes according to partic
DOE (2)
- 衍射光学光束整形元件设计 目标:在透镜后焦面上实现图形的光强分布 实现: 1、波长、衍射光学元件口径、形状、入射波前、二维目标分布及尺寸等都可自行设定; 2、对相位进行8台阶量化,重新计算; 3、更换输出面的采样间隔,重新计算。(Design of Diffraction Optical Beam Shaping Element Objective: To realize the intensity distribution of the pattern on the focal pla
Bayspec解调软件
- Bayspec解调模块作为当前国际上最常用的光纤光栅信号解调设备,具有精度高、采样率高、方便工程师进行二次开发。这里提供了一个适用于Bayspec的解调软件,全用LabVIEW编写代码,可直接读取光谱和波长数据。(Bayspec demodulation module is the most commonly used fiber grating signal demodulation equipment in the world. It has high precision, high sam
HalfWaveError
- 主要对比幅法测向过程中,天线的半波长变化,信噪比变化,造成的误差进行分析(This paper mainly compares the half-wavelength and signal-to-noise ratio of antenna in the course of direction finding by amplitude method, and analyses the errors caused by the change of antenna's half-wavelength
LJCM11
- 1,读取一幅图像,加相位噪声 % 2,模拟该图像在距离z0处形成的同轴1-FFT的4步相移数字全息图及强度图像 % 3,利用4步相移公式获取到达CCD的物光复振幅 % 4,利用1-IFFT重建物光复振幅 % 主要变量: % h ——波长(mm); Ih ——数字全息图; % L ——全息图宽度(mm); z0——记录全息图的距离(mm);(Function: Four-step phase-shift method to gener
轨道角动量matlab仿真
- matlab对轨道角动量的仿真,可以更改波长和模态值以适应光学和电磁应用
genpls
- ga-pls选取特征波长,能过有效减少建模所需要的波长。(Ga-pls can effectively reduce the wavelength required for modeling by selecting the characteristic wavelength)
FBG_transmission
- 设计中心波长在1550nm,光栅长度、折射率调制深度等可调,可以仿真出FBG的透射谱(The design center wavelength is 1550 nm. The grating length and refractive index modulation depth can be adjusted.The transmission spectrum of FBG can be simulated.)
连续投影算法
- 连续投影算法,用于光谱波长的选择,减少建模的时间