When the pump beams have broadband linewidth, two photon four wave mixing(FWM)is related to sum frequency three level photon echo with relative time delay τ>0.
对四能级系统超快调制光谱学（ＵＭＳＦＳ）中的光子回波进行了研究。
When the pump beams have broadband linewidth, one photon four wave mixing (FWM) is related to the three pulse stimulated photon echo with relative time delay τ>0.
利用相位共轭极化拍频光谱术对 V型三能级系统中的光子回波进行了研究。
Free induction decay and photon echo in such a system were then derived.
由随机电报过程的性质出发，给出了频率受一个随机电报过程调制系统的Ｂｌｏｃｈ方程，得到了这种系统中的自由感应衰减和光子回波衰减。
The goal of this thesis is to study a new technical method for increasing returned photon numbers for the lunar laser ranging, and to try to increase the successful probability of the lunar laser ranging.
本论文的目的是探索提高激光测月回波光子数的新方法 ,进而增加激光测月成功的几率。
Study of Optical Correlator Technique Based on SPE;
基于受激光子回波的光相关器研究
Study of Optical True Time Delay Technique Based on SPE;
基于受激光子回波的光实延时技术研究
The problem can be solved by the application of stimulate photon echoes(SPE).
把受激光子回波技术应用于波束合成,可以克服这一难题。
Dephasing processes of coherent Frenkel excitons were studied using accumulated photon echo with double modulation and heterodyne detection technique.
用双调制外差检测的累积光子回波技术研究了相干弗兰克尔（Ｆｒｅｎｋｅｌ）激子失相过程。
hase relaxation processes of one-dimension Frenkel excitons in organic nanostructure PIC-I and azaPIC-I mixed aggregates were investigated using heterodyne-detected accumulated photon echoes with double modulations(chopper and standing wave modulator).
用双调制（斩波器和驻波调制器）和外差检测累积光子回波技术，研究了ＰＩＣ－Ｉ和ａｚａＰＩＣ－Ｉ混合分子集体有机纳米材料中一维Ｆｒｅｎｋｅｌ激子的位相弛豫过程。
Dynamic Analysis of Photon Echo in the Dressed State Representation;
缀饰态表象下光子回波的动力学分析
THE RESPONSE OF A TRI-LEVEL ATOMIC SYSTEM TO LASER PULSES AND TWO-PHOTON TRI-LEVEL ECHO
三能级原子系统对光脉冲的响应及双光子三能级光子回波
Multiwavelength Linear Regression Spectrophotometry with Least Square Method for Simultaneous Determination of NO_3~ -and NO_2~ - in Environmental Water;
多波长最小二乘回归-分光光度法同时测定环境水中的NO_3~-和NO_2~-离子
Amazingly enough, a beam of electrons had thus been diffracted in a manner completely analogous to a light wave bouncing off a reflection grating.
一束电子波衍射的方式，同光波从一个反射光栅上弹回的方式完全类似，这真是不可思议。
Applications of FOG in Photonic Microwave Filter
光纤光栅在微波光子滤波器中的应用
Simultaneous Spectrophotometric Determination of Al and Fe by Use of Linear Regression
波长回归法分光光度同时测定铝和铁
valve type echo suppressor
电子管式回波抑制器
Two-wavelength-range whispering-gallery-mode fiber laser pumped by evanescent wave
消逝波激励的双波段光纤回音壁模式激光辐射
Research on Microwave Photonic Filters Using Dispersive Fiber;
基于色散光纤的微波光子滤波器研究
electronically tunable optical filter
电子可调谐光学滤波器
Without answering, the child opened his eyes wide and went, "Poo, Poo," at Miss Su, spitting out saliva in imitation of the goldfish blowing bubbles in the tank in the dining room.
小孩子不回答，睁大了眼，向苏小姐“波！波
Simulation Study of Laser Echo Waveform s Processing Algorithm of Digital Laser Fuse;
数字化激光引信回波波形处理算法仿真研究
Laser Beam Propagation on the Slant Path Through the Turbulent Atmosphere and the Characteristics of Returned Waves by Targets
斜程湍流大气中激光波束传输及目标回波特性
Simulation of Echo Signal in Laser Imaging Detection System
脉冲激光成像探测系统回波信号仿真
Analysis on Echo Waveform Processing Method of Laser Fuse
激光引信回波信号处理方法分析研究
Plasmonic Waveguide and Filter Design;
表面等离子激元光波导与滤波器设计
Study on the Wavelength Division Multiplexing Filter of One Dimensional Photonic Crystals;
一维光子晶体波分复用滤波器的研究
Study of ROF Technology Based on Microwave Photonic Filter
基于微波光子滤波器的ROF技术研究