Load_mph

布拉格光纤光栅解调代码，用于布拉格光纤光栅的光频域反射技术的传感解调(Grating demodulation)

说明：  涡旋光束的相息图。。。。。。。。。。。。(Simulated Chart of Vortex Beam)

余弦高斯光束图像，可以看到不同传输距离的光强，并且采用分数傅里叶讨论方法！(Cosine Gauss beam image)

说明：  NPR 光纤激光器 Fortran程序(FORTRAN program of NPR fiber laser)

说明：  利用matlab实现光学系统像差仿真，泽尼克像差代码实现(Aberration simulation of optical system using MATLAB and Zernike aberration code implementation)

这五个程序是有关涡旋光的产生和光栅生成的程序。1.是单束涡旋光生成 2.生成叉形光栅。3.生成立体的涡旋光。4.生成不同拓扑荷数涡旋光对应相位图。5.生成正弦周期光栅和螺旋相位片图(These five programs are programs for the generation of vortex beams and the generation of grating. 1. is the generation of single beam of vortex light The 2. generation of fork shaped grating. 3. generation of three-dimensional vortex light. 4. the phase diagram of the different topological charge vortex optical rotation is generated. 5. generation of sinusoidal periodic gratings and spiral phase plate)

说明：  仿真了单模光纤载沿轴向传输时电场模的分布情况，其中参数可调(The distribution of electric field modes in single-mode optical fibers is simulated, in which the parameters are adjustable.)

说明：  有效的解包裹程序：傅里叶变换相位解包裹程序(Fourier transform phase unwrapping program)

用速率方程，数值计算SG-DBR半导体激光器和Y-Branch激光器的相位噪声，并将结果与理论公式对比，结果符合良好。(By using the rate equation, the relative intensity noise and phase noise of the ordinary single mode semiconductor laser are calculated, and the results are compared with the theoretical formulas, and the results are in good agreement.)

说明：  根据光和界面的设置，完成偏振仿真，得到光的平均耦合系数(According to the setting of light and interface, the polarization simulation is completed, and the average coupling coefficient of light is obtained)