theory of laser

The Polarization and Population difference of the three-level atom, driven bya microwave field and interacted by a strong short laser pulse, is studied by me-ans of semiclassical theory in the paper.

本文采用半经典理论方法研究了在短脉冲作用下，被共振微波场驱动的三能级原子极化强度振幅和粒子数差随时间的变化。

Utilize the theory of laser conducting among skin and use infrared sensor to detect the skin temperature, design the laser operation temperature control model to improve the safety of laser operation.

利用激光在皮肤中的传导及应用红外传感器探测皮肤温度的原理，设计激光美容手术温度控制模型，控制激光手术安全。

And the measured result is in good agreement with that of the new threshold theory of laser.

与允许激光器获得振荡放大的持续时间Δt之间的关系，其结果与激光新阈值理论结果相一致。

In order to improve the frequency efficiency and output power of green laser, acousto-optic Q-switch was added in the resonant cavity, presented the theory of laser Q-switch.

为了提高倍频效率，提高绿光输出功率，在谐振腔中加入声光调Q开关，介绍了激光调Q的原理。

Based on a brief introduction to the basic theory of laser marking, the control software of laser on-line marking system is researched, and the realization method and process of vector marking mode is analyzed.

本论文在介绍激光打标基本原理的基础上，对激光在线打标控制软件进行了研究，分析了激光矢量打标方式的实现方法及过程。

The theory of laser diffraction from capillary waves at a different angle of incidence is found from the theory of Fourier Optics, and the relation between the diffraction intensity and the angle of incidence is obtained.

利用傅立叶光学中正弦位相光栅理论分析了不同入射角的激光在毛细波上的衍射，给出了衍射光斑光强分布与入射角的解析关系。

The new theory of laser acupuncture

激光针灸的新理论

The full quantum theory of laser polarization is presented in this paper.

本文建立了激光偏振性的全量子理论。

In this article a comprehensive analysis of the extinction tese theory for the pulse laser rangefinder has been provided.

本文对脉冲激光测距机消光比测试原理进行了详尽分析。

The experimental result supports the theory of laser organisms resonance obsorption.

通过实验数据，着重讨论了激光波长和激光辐照剂量与鱼类性状的关系，实验结果支持了由于激光波长与生物特性的能态接近而产生的激光生物共振吸收理论〔4〕。

The dynamic characteristics of the quasi CW Ti: shapphire laser has been also studied comprehensively by using the theory of laser rate equation in this paper.

本文采用激光速率方程理论详细地研究了准连续钛蓝宝石激光器的动力特性。

It is well known that there is apparent inconsistence or paradox in the conventional theory of laser optics due to the assumed paraxial approximation or assumption of slowly varying amplitude.

众所周知，传统激光光学理论，由于采用了傍轴近似或缓变振幅近似，存在明显的不自洽性和佯谬；

The wavelength compensation of laser interferometer while measuring at production field is introduced. By analyzing the measuring data processing formula of laser interferometer, the theory to use end correction method to automatic real-time compensate the offset of the wavelength is presented.

介绍了激光干涉仪在现场测量中激光波长的补偿，通过分析激光干涉仪测量数据处理公式，提出了波长补偿值用终端修正的方式进行自动实时补偿的理论。

Followed with the theory of laser strengthening technique at home and abroad, the current situation and the practical application of the process and equipments are introduced.

介绍了国内外激光强化技术理论、工艺及设备的现状水平和实际应用情况；

Based on the theory of homogeneous sensor's data fusion, the modified method of the multiple-unit correlation detection is presented, which is that the rule of "K out of N" applied in correlation detector of laser warning receiver.

基于同类传感器的数据融合理论，提出了多元相关探测的改进方法&在激光告警器的相关探测器中应用k out of n规则。

In this paper a new threshold theory of laser is given and analytical formula of the theory is introduced.

本文对激光的阈值给出了新的理论解释，提出了激光新阈值理论。

The transmission theory of laser polarization is applied in electrooptical modulating system.

运用激光偏振性矢量传输理论分析电光调制系统中激光传输特性。

In this paper, lamb's quantum theory of laser is extended to treat three-level laser system of optical pumps ( including coherent and incoherent pumps).

本文把Lamb激光量子理论加以推广，用于处理光泵（包括相干和非相干泵浦）三能级激光体系。

We put forward a method to solve this problem and analyze the feasibility based on the theory of laser atmosphere communication and the optical fiber communication.

本文利用激光大气通信和光纤通信原理，大胆提出一种对潜通信方案并进行可行性分析。

A new threshold theory of laser and its experimental study

激光新阈值理论及其实验研究

Theory of Laser Scattering Field and Its Applications

激光散射场理论及其应用

According to the basic traditional theory of laser optics and the novel properties of negative-index material, the theory model for paraxial Gaussian beams in the NIM is obtained from the Maxwell equations.

利用传统激光光学的基本原理，结合负折射率材料的新特性，从Maxwell方程组出发，建立负折射率材料中傍轴高斯光束传输的理论模型。

The paper researches the theory of laser rangefinder and studies relational questions, gives a presentation of the constituent parts of the laser rangefinder and the function of each part.

本文结合工程项目研究了激光测距机的原理，讨论了激光测距的有关问题，详细地介绍了项目中激光测距机的组成以及各部分的功能。

In the second part, the theory of laser radiation transmission and the phenomena that can be met were introduced in detail.

第二章详细介绍了激光辐射传输理论及光在雾中传输时可能发生的现象；

This article mainly presents the theory of laser thermokeratoplasty ( LTK), equipment configuration and some key techniques in laser delivery system. Experimental Study on Effect of China-Made Metal-Capped YAG Laser Transporting System on

从手术的激光作用机理、设备结构以及激光传输系统中的关键技术等角度进行了阐述。应用国产金属头YAG激光传输系统照射狗主动脉壁的实验研究

Perturbative Theory of Laser Induced Collisional Charge Exchange

原子和离子间激光感生碰撞电荷交换的微扰理论

Reconstruction Theory of Laser Beam Intensity Temporal and Spatial Distribution Measurement by Thermal Image Method

热图法测量激光强度时空分布的重构理论研究

The linear conversion theory of laser produced plasma filaments is studied in this paper.

本文对激光等离子体细丝的线性转换理论作了研究。

This paper introduces the technical theory of laser cladding and hardening, illustrates the corresponding developing trend at home and abroad, compares the new theory with the traditional one, and concludes the superiority of laser cladding.

阐述了激光熔覆强化技术的原理及强化机理和国内外发展动态，与传统表面强化方法做了比较，总结了激光熔覆强化的优越性。

Based on the theory of laser speckle, a new method to measure the angular vibration of object by the laser speckle is suggested in this thesis.

本文在现有的散斑理论基础上，提出了一种利用激光散斑实时测量目标散射面角振动的新方法。