In this paper, the chirping characteristics of quantum well laser diodes under small signal modulation are studied.
文中对小信号调制下单量子阱激光器的啁啾特性进行了研究和分析。
This paper presents a simulative method to solve the frequency response of single quantum well laser diode under small signal modulation.
文中运用三层速率模型,对小信号调制下单量子阱激光器的频率响应进行模拟分析。
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。
Quantum well laser diodes are of high modulation frequency response. They can be used as light sources and be directly modulated for high bit rate optical communications.
量子阱激光器具有良好的小信号调制频率响应,能作为高速光通信光源采用直接调制方式进行信号传输。
The laser, with its beam of strong light, can drill a hole in a diamond, and yet can be so well controlled that it can be used in delicate eye operations.
凭着本身强烈的光束,激光可在钻石上钻一个洞,而且可以被很好地控制,因此能用于精密的眼部手术。
The technical superiority of laser discs over tape is well established.
光盘相对磁带在技术上的优越性是确定无疑的。
The laser, with its beam of strong light, can drill a hole in a diamond, and yet can be so well controlled that it can be used in delicate eye operations.
激光有强烈的光束,可以在钻石上钻洞,而且可以被很好地控制,用于精密的眼部手术。
The ship is heavily armed with laser cannons, but it is apparently not very well armoured.
这艘船装备了大量激光炮,但显然装甲不是很好。
Tests showed that the laser works well both in daylight and at night.
试验表明,该激光在白天和夜间都工作良好。
Well, laser flash that makes the atom glow while we - that this light that we use to image with, in the microscope.
我们不能像使用显微镜时,利用激光闪光,使得原子发光。
One well-known hologram of that era captured in red laser light a chessboard on which pieces could be viewed from various angles as a viewer shifted position.
一幅当时著名的全息图,是用红色激光拍摄的一个棋盘,当观察者移动位置时,可以从不同的视角观察棋盘上的棋子。
But what they noticed was that even when they turned the flame off they were still getting a signal - in other words, the laser was breaking up as well as exciting the oxygen.
但他们发现,即使将火焰熄灭,仍可以获得一个信号——换句话说,就是激光在激发氧原子的同时也分成了两束。
The green to red colors show how well the laser is reflected back to the scanner.
图中的绿红两色是激光被被反射回扫描仪的情况。
Physicist Jerome Kasparian, of the University of Geneva, said: "the laser can run continuously, you can aim it well, and you don't disperse huge amounts of silver iodide in the atmosphere."
日内瓦大学的物理学家热罗姆·卡斯帕里安说:“激光能持续发射,可以很好地瞄准,这样我们就不需要向大气喷洒大量的碘化银了。”
Well, we're gonna do just that on today's weekend project as we build a simple laser communicator.
好的,我们今天的周末项目将会制作一个简单的激光通信器。
The laser also can flexibly support missions on the battlefield as well as in urban operations.
激光器还可以在战场上或在城区中灵活地支持作战任务。
The mission is examining the sky as well as the ground. A Canadian instrument is using a laser beam to study dust and clouds overhead.
这次任务同时对天空和地表进行研究,加拿大所制造的仪器所发射的激光可以帮助研究头上方的尘埃和云层。
Part I deals with the diffraction theory in the time -space domains and operator optical methods, as well as their applications to laser optics and high power laser technology.
全文分为二部分,第一部分研究时空域衍射理论和算子光学方法,及其在激光光学和强激光技术中的应用。
The application of laser light scattering to detect welding fume is theoretically analyzed in this paper as well as the corresponding detecting means is presented.
对应用激光散射方法检测焊接烟尘进行了理论分析,并给出了相应的检测手段。
Modern offices frequently have several printers connected to one network - laser printers, jet printers, color printers, as well as specialty printers.
现代办公室经常有几个打印机连接到一个网络-激光打印机,喷墨打印机,彩色打印机,以及专业打印机。
Well, those are the three differences between a beam of ordinary light and a laser beam.
好了,那些是三个不同点在普通光束和镭射光束二者之间。
Denovo production of new collagen, as well as an increase in the amount of dermal amorphous component, was found within 40 days from the laser treatment.
(结果显示)激光处理后的40天里,新的胶原重新产生,真皮中无定型组分增加。
A real-time laser particulate detector which is well suited for measuring the concentration of particles in FCC gas streams was developed by using aser and near-forword light-scatter technique.
介绍了利用激光及正前向光散射技术研制的一种激光粒子浓度监测仪,它适用于催化裂化装置烟气粉尘浓度的实时监测。
The several key technologies of laser micro-thruster are discussed as well.
讨论了激光微推力器需要解决的几个关键技术问题。
The influence of laser power, welding speed and the focus position to the laser welding process as well as the assist gas to the instability of the welding process are analyzed.
分析了激光功率、焊接速度和焦点位置对焊接过程的影响以及保护气体对焊接过程不稳定性的影响。
The sensor was applied to detect several kinds of laser ultrasonic, such as surface acoustic wave, Lamb wave and longitudinal wave, well-defined waveforms were obtained.
采用该传感器测试了激光超声表面波、兰姆波和纵波,获得了很好的波形。
Currently quantum well VCSEL (Vertical Cavity Surface Emitting Laser) is one of the most active research problems in the field of optoelectronics.
半导体垂直腔面发射量子阱激光器是当前光电子学领域最活跃的研究课题之一。
This paper describes the principle of the stage, and the testing of the static and dynamic properties. The whole system has been testified to work well for confocal laser scanning microscopy.
描述了工作台的工作原理,并对其静态和动态性能进行了测试,实验表明这一扫描系统能很好的应用于共聚焦激光扫描荧光显微镜系统。
If you have seen the beauty of Victoria Harbour, make sure you catch a laser show as well.
到了美丽的维多利亚港一定看看夜晚的灯光秀,有五个主题,绚烂多姿。
If you have seen the beauty of Victoria Harbour, make sure you catch a laser show as well.
到了美丽的维多利亚港一定看看夜晚的灯光秀,有五个主题,绚烂多姿。
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