分子束

Systematically,this dissertation includes:The fundamental physical properties of GeSi/Sihetero-structure:band structures,strain relaxation and its application in devices;the history of MBEand the operation of equipment;and the following work which the author have done during thecandidate of Ph.D.

本论文系统的介绍了：GeSi/Si异质结材料的基本物理性质：能带结构、应力释放及其在器件中的应用；分子束外延技术的发展历史和设备的操作及运行特点；以及作者在博士研究生期间所做的如下工作

The terrace widths and step densities increase with increasing the GaAs layer thickness and then saturates.

原子力显微镜测试表明：在常规分子束外延情况下，GaAs外延层台阶的厚度和台面的宽度随衬底温度的升高而增加，增加外延层厚度会导致台阶的密度和台面的宽度增加然后饱和。

The InGaAs/GaAs/AlGaAs strained layer quantum well lasers were grown by molecular beam epitaxy. Ridge waveguide InGaAs/GaAs/AlGaAs strained layer quantum well lasers operating in the fundamental transverse mode up to 140 mW at a wavelength of 980 nm were fabricated.

利用分子束外延生长了InGaAs/GaAs/AlGaAs应变量子阱激光器材料并研制出基横模输出功率大于140 mW，激射波长为980 nm的脊形波导应变量子阱激光器，其微分量子效率为0.8 W/A，垂直和平行结平面方向远场发散角分别为28°和6.8°。

The theoretical model is important to understand and perform the experiment in the molecular beam.

此理论模型对于理解和进行分子束实验是非常重要的。

This theoretical model is important to understand or perform the experiment in the molecular beam.

此理论模型对于理解和进行分子束实验是非常重要的。

To observe more precise information, the experiment in the molecular beam should be taken.

利用分子束实验可得到转动传能更准确的信息，进而得到影响干涉角的的具体因素。

In this MS thesis, we employed the molecular beam epitaxy method to deposit amorphous HfO2 dielectrics ?

本实验室使用分子束磊晶的方法在矽晶片上成长HfO2高介电常数？

Since molecular beam epitaxy technique appeared, the research of semiconductor physics has gained many amazing break throughs.

自从分子束外延生长技术出现以来，半导体物理的研究获得许多惊人的突破。

To obtain more accurate information, the experiment in the molecular beam should be taken, from which the differential interference angle can be obtained.

但静态池掩盖了大量的实验信息，利用分子束实验可得到转动传能更准确的信息，进而得到影响干涉角的的具体因素。

Two InAs quantum dot samples have been grown by the solid source molecular beam epitaxy and fabricated to detectors.

利用分子束外延生长获得的两个InAs量子点样品制备了n型的量子点红外探测器。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。