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- gaseous cascade laser 气体串级激光器
- The quantum cascade laser is fabricated using molecular-beam epitaxy, a layer of atoms at a time, from alternating layers of gallium and aluminum. 量子级联激光器在制造过程中采用了分子束外延,从镓和铝构成的轮换层上一次制成原子层。
- The objective of the first phase of the SBIR is to demonstrate high-power quantum cascade laser arrays while maintaining good beam quality, says a company official. 该SBIR第一阶段的目标是演示高能量子层叠激光器阵列并保持良好的波束质量。
- The recent advance in quantum cascade lasers offers an ideal compact source for mid and far-infrared laser emission. 量子级联激光器作为新近出现的全固化小型理想中远红外激光源,引起了人们极大的兴趣。
- Here we propose to get amplified spin current in a cascade way by injecting hot electrons into a series of Rashba systems, which is similar to the multilayer structure in a cascade laser. 自旋晶体管的三个主要环节是自旋的注入、操控和探测, 相当于一般晶体管的源、栅和漏。本工作建议用级联注入热电子于拉什巴系统, 形成逐级放大的自旋流。
- New structures and material systems including blue-green lasers and cascade lasers. 新型结构与材料系统,包括蓝绿光雷射与串叠雷射。
- Today, quantum cascade lasers lose their ability to work in the terahertz gap without supercooling. 目前,量子级联激光器如果不做过冷处理就无法在太赫频段工作。
- In this paper,development and application of the quantum cascade lasers are introduced. 本文介绍了量子级联激光器的发展、应用状况及一些可能的应用范围。
- But by using a heterodyning architecture, the Harvard researchers demonstrated twin quantum cascade lasers, whose mixed output is in the terahertz gap. 然而,通过采用超外差架构,哈佛的研究人员证明,两个量子级联激光器的混合输出可以覆盖太赫兹频段。
- The ball is filled with gaseous mixture. 那个球充满了气体混合物。
- A gaseous anesthetic, such as nitrous oxide. 气体麻醉剂一种气态的麻醉剂,如一氧化二氮。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- The water formed a cascade down the mountain. 水沿山泻下,形成一条瀑布。
- A substance is in liquid state if it is neither gaseous nor solid. 一种物质和果它既不是气态,也不是固态,那它一定以液态形式存在。
- strain-compensated quantum cascade lasers 应变补偿量子级联激光器
- distributed feedback quantum cascade lasers 分布反馈量子级联激光器
- Air whether in the gaseous or liquid state is a fluid. 空气,无论是气态的还是液态的,都是一种流体。
- Of definite shape and volume; not liquid or gaseous. 固体的固定的形状和体积的; 不是液体或气体的
- Fumigants are pesticides acting in gaseous phase. 熏蒸剂是以气体形式作用的农药。
- Her hair fell over her shoulders in a cascade of curls. 她的一头卷发一直披到双肩上。