qw

Research on the Issues of New Production Invention of Xi'an QW Company

西安QW公司新产品开发问题研究

Optimum Structural Design for QW Laser Material and Grown by MOCVD

MOCVD生长量子阱激光器材料及结构的优化设计

The treatment group ( 145 cases ) was treated by oral use of QW ;

治疗组145例，口服清银丸治疗；

Recent Progress on Optical Coupling Mode for QW IR Detectors

量子阱红外探测器光耦合模式的发展状况

The new , unusual properties of QW have attracted the attention of many research laboratories .

量子阱所具有的不同寻常的性质吸引了许多研究者的目光。

The Effects of the Top of QW Materials on Its Stability and the Band Gap

量子阱材料盖层对结构稳定性和能带隙的影响

Group QW , taking iron dextran once a week .

QW组：每周服右旋糖苷铁一次。

The forbidden band width Eg of QW LD active layer materials .

激光器有源区材料的禁带宽度Eg。

The input method of QW code / GB code is necessary to input Chinese characters using keyboard input methods .

区位码／国标码的输入法是使用键盘输入汉字必备的输入法。

The intersubband motion equations for a QW driven by a optical field are derived .

推导了外加光场作用下的量子阱子带跃迁时载流子运动方程；

This thesis will focus on some of the problems in the study for ⅲ - nitride QW light-emitting devices .

本文将针对Ⅲ族氮化物量子阱发光器件研究所面临的部分关键问题进行研究，并提出一些合理的解决方案。

We demonstrate the scaling law and the bandwidth control by using the serial cascade of multiple QW SOAs .

利用多个量子阱半导体光放大器的串行级联验证了缩放比例原则和带宽控制。

With increasing the QW width , excitonic peaks shift to low-energy .

增加量子阱宽度，激子峰降低并向低能端漂移。

Research advances in GaN-based QW devices

GaN系量子阱器件的研究进展

Study on photoluminescence spectra of gaas / algaas single QW intermixed by GA ion implantation

注入Ga离子的GaAs／AlGaAs量子阱中界面混合的光荧光研究

Although ⅲ - nitride QW light-emitting device have made great progress , but still there are many issues to be resolved .

尽管十几年来Ⅲ族氮化物量子阱发光器件的特性和应用研究都取得了很大的进展，但仍旧存在很多有待解决的问题。

A model for the number of QW SOAs in series with variable optical attenuation is developed and matched to the experimental data .

提出了具有可变光衰减的串联量子阱半导体光放大器的数字模型并与实验数据相匹配。

On the base of that , we use the PSpice simulation software to imitate the various characteristic of the QW & LD .

Gao模型和GRossi模型，在此基础上，利用PSpice这个电路仿真软件，对量子阱激光器的多种特性进行了模拟。

Material growth and device fabrication of the first 1.3 μ m quantum well ( QW ) edge emitting laser diodes in China are reported .

报道了中国第一只1.30μm单量子阱边发射激光器的材料生长、器件制备及特性测试。

Analyzing and studying the source code of QW code / GB code can greatly contribute in studying and programming input methods of other languages .

分析和研究中文键盘输入法的区位码／国标码源代码，可以推广到其他语言输入法的研究和编写。

To enhance the tunable photonic delay of a single QW SOA , we explore a serial cascade of multiple amplifiers .

为了提高单个量子阱半导体光放大器的可调光子延迟，我们进一步探讨了多个光放大器的串行级联。

A useful numerical simulation method for theoretical discussion as well as for practical application about photonic QW structure of photonic crystals with different lattice constants is proposed .

最后给出一种基于平面波的传输矩阵法，且对于不同晶格常数的光子晶体量子阱结构均有效的数值模拟方法，可用于研究由三维光子晶体材料或者色散材料组成的光子晶体量子阱结构。

Via variant of displacement harmonic oscillation , the exact electronic states in the semi-parabolic QW with an applied electric field are obtained .

通过位移谐振子变换，得到了系统中的电子态的精确解。

QW series submersible sewage pump is mainly used in municipal engineering , and industry and agriculture , hospitals , building , hotel , restaurant , etc.

QW系列潜水排污泵主要用于市政工程、工农业、医院、建筑、宾馆、饭店等行业。

The beam-quality of QW semiconductor laser was very bad for the diffract-effect .

在量子阱半导体激光器中，量子尺寸引起的衍射效应使半导体激光器的光束质量很差。

We discuss recent theoretical research on QW resonances in Fe ( 001 ) / MgO / Fe / MgO / Fe double barrier magnetic tunnel junctions .

文章介绍了最近在Fe（001）/MgO/Fe/MgO/Fe双势垒磁性隧道结中存在的量子阱共振隧穿效应的理论研究工作。

With the prediction for the small signal response and the transient large signal response of QW LD , the computer simulation results agree well with the direct numerical analysis of the rate equations .

并利用该模型对单量子阱激光器的小信号特性和瞬态大信号特性进行了预测，模拟结果表明和速率方程的直接求解结果吻合很好。

A simple equivalent circuit model of quantum well laser ( QW LD ) which is derived by QW rate equations and is accomplished in the circuit simulation program SPICE .

给出一个新的量子阱激光器等效电路模型，由量子阱激光器单模速率方程推导得到并在电路模拟程序SPICE中完成。

The main contents and conclusions are as follows : 1 . The interband spectra in a QW driven by a THz field are investigated within the theory of density matrix .

用密度矩阵理论研究了太赫兹场作用下量子阱的光吸收谱。

Slow and fast light in quantum-well ( QW ) and quantum-dot ( QD ) semiconductor optical amplifiers ( SOAs ) using nonlinear quantum optical effects are presented .

利用非线性量子光学效应在量子阱（QW）、量子点（QD）半导体光放大器（SOA）中得到了慢光和快光。