光偏转
- light deflection
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针对差分检测技术的特点,采用探测光偏转面与ASF模式楔形波的传播方向垂直的方式,提高了信号的空间分辨率。
Based on the features of differential optical detection technology , optical deflection plane is placed perpendicular to the propagation plane of ASF mode wedge waves . In this way , the spatial resolution of signals is improved .
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用光偏转技术研究铜的激光烧蚀阈值
Study on the Laser Ablation Threshold of Copper Using Laser Beam Deflection Technique
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钡铁氧体中自旋-轨道耦合对磁光偏转的影响
The effect of the spin - orbit coupling on the FR in Ba Ferrite
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用光偏转法研究气体中激光等离子体羽的特性
Research on the Characteristics of Laser Generated Plasma Plume Using Laser Beam Deflection Technique
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光偏转差分表面波探测装置及其蒙特卡罗仿真
Monte Carlo simulation of differential optical beam deflection system for measuring acoustic surface waves
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提出了一种基于光纤耦合的反射式光偏转原理的激光超声光学检测技术,并成功研制了激光超声光纤传感器。
Based on fiber-coupling optical beam deflection , a kind of novel optical sensor for laser ultrasonic detection was presented .
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探讨了增强作用机理以及光偏转信号强度与尿素浓度的关系。
The enhancement mechanism of ethanol for the beam deflection signal and the relation between the beam deflection signal and the concentration of urea were investigated .
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采用自行研制的光偏转测试系统对强激光诱导液体物质的空化现象进行了实验研究。
Based on optical beam deflection ( OBD ), a fiber-optic diagnostic system is proposed to investigate the propagation of a laser-induced plasma shock wave and the oscillation of a cavitation bubble .
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论文的实验结果与分析表明实验采用的基于光偏转法的光纤传感器可以用来测量各种透明介质中冲击波波前参量的特性。
By means of a new method based on a fiber-coupling optical beam deflection technique , a detailed experimental study has been made to clarify the characteristics of shock waves in different media .
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采用自行研制的基于光偏转原理的高灵敏度光纤传感器研究了激光在水中铝靶表面产生的等离子体空泡及其脉动特性。
By means of a high-sensitive fiber-optic sensor based on optical beam deflection , the oscillating property of a laser-induced cavitation bubble in the vicinity of an aluminum target in water is investigated in detail .
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在比较了几种激光超声检测方法的基础上,建立了基于光偏转法的光外差检测系统。
Comparing with some laser-generated ultrasound detection techniques , a kind of optical difference detection system based on optical beam deflection technique is introduced , it is shown that the setup is simple and easy to adjust .
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NaCl共线光热光偏转光谱频率特性的研究利用液体中的光热偏折测量激光的光强分布
Investigation of frequency properties of collinear photothermal deflection spectrum of NaCl Measure the Distribution of Intensity of Laser Light by Photothermal Deflection in Liquid
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精密光路偏转及焦距调整机构的发展
Development of precise light beam steering and focusing equipments
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激光光声偏转法测量化学流体中的声速
Measurement of the sound velocities in chemical fluids by means of laser photoacoustic deflection method
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利用光热光偏转技术测量固体热扩散率的新方法
Study on the new method of measuring thermal diffusivity for solid materials by photothermal deflection technique
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阶跃光激励的光热光偏转技术与传统方法相比,具有实验装置简单、紧凑,操作简便、检测快捷等特点。
Compared with the traditional PTD method , the PTD technique with step optical excitation has many advantages such as simpler equipment , easier adjustment and faster measurement .
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建立了新的一维理论模型,推导了样品内及样品表面空气的温度场分布,并根据温度场分布得到了光热光偏转信号的表达式。
A new one-dimensional theoretical model is proposed . The temperature distribution of the sample and the air over sample surfaces are deducted . According to temperature distribution , the mathematical expression of PTD signals is finally obtained .
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对执行器的静电压响应和频率特性进行了模拟计算,在此基础上制作的执行器驱动竖直微镜对光信号进行偏转。
The DC voltage and frequency responds were simulated .
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建立了具有立体光路的光束偏转法原子力测头的模型,给出测头的放大能力,证明光路不会对光束偏转法的分辨力造成影响。
A model of an AFM head using the optical beam deflection method with spatial light path is built up to get the optical magnifying capability . It proves that the spatial light path has no effect on the resolution of the optical beam deflection method .
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激光感生热离子发射阶跃光激励的光热光偏转技术的研究
Laser-induced thermionic emission Study on Photothermal Deflection Technique with Step Optical Excitation
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展成电解加工整体叶轮中的光整加工精密光路偏转及焦距调整机构的发展
Finishing Process in Generating ECM of Integral Impeller Development of precise light beam steering and focusing equipments
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利用微扰方法,通过考虑扩散效应的影响,分析了闭路光伏光折变晶体中的光伏明空间光孤子的自偏转特性。
The self deflection process of bright photovoltaic spatial solitons in photovoltaic photorefractive media is investigated by taking into account diffusion effects .