Photocathode中文

http://www.ichacha.net/photocathode.html Webphotocathode 的词源. [ 1925–30; photo- + cathode] This word is first recorded in the period 1925–30. Other words that entered English at around the same time include: chain reaction, dropout, gimmick, reflex camera, turnaround photo- is a combining form meaning “light” ( photobiology ); also used to represent “photographic” or ...

Multialkali Photocathodes - ScienceDirect

Webopaque photocathode 不透免电阴极 ; [电子] 不透明光电阴极 nea photocathode 负电子亲合力光电阴极 ; nea光电阴极 ; NEA光阴极 interference photocathode 干涉光电阴极 ; 干涉型 … WebSep 1, 2024 · NEA GaN-based photocathode has important application prospects in the vacuum electron source and ultraviolet detection due to its direct wide bandgap, high quantum efficiency, and robust characteristics. In the recent 20 years, research on the NEA GaN photocathode has been extensively explored. Herein, we pr Journal of Materials … how to stretch a mower belt https://royalkeysllc.org

photocatalyst中文_photocatalyst是什么意思 - 爱查查

WebJul 13, 2024 · Photo-electrochemical reduction of carbon dioxide is a promising strategy to derive valuable products. Here, the authors show a photocathode able to produce carbon … WebOct 10, 2024 · Photocathodes were at the heart of quantum physics development in the early twentieth century and are still used in high technology devices like night-vision goggles, photomultiplier tubes, and particle accelerators. The simplest form of the photocathode is a metallic surface, negatively biased, from which electrons are extracted by energetic ... WebFeb 24, 2024 · where the MTE is mean transverse energy of the electrons, f is the repetition rate of the beam. Therefore, a photocathode with low MTE operating in a high gradient gun offers a clear path towards ... how to stretch a herniated disc

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Photocathode中文

Photocathode Definition & Meaning - Merriam-Webster

WebMar 1, 2024 · As shown in Fig. 1, a photocathode preparation system was designed and manufactured at Peking University, which consists of a deposition chamber, a transfer chamber, moving bellows, and an UHV suitcase.This design can meet the requirements of both on-line and off-line deposition. The transfer chamber is used to transfer the … Web中文翻譯 手機版. n. 【物理學】光陰極，光電陰極。. "alloy photocathode" 中文翻譯 : 合金光電陰極; 合金型光電陰極. "bialkali photocathode" 中文翻譯 : 雙堿光電陰極. "continuous …

Photocathode中文

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光電倍增管是由玻璃封裝的真空裝置，其內包含光電陰極 （photocathode），幾個二次發射極 （dynode）和一個陽極 (Anode)。入射光子撞擊光電陰極，產生光電效應，產生的光電子被聚焦到二次發射極。其後的工作原理如同電子倍增管，電子被加速到二次發射極產生多個二次電子，通常每個二次發射極的電位差在 … See more 光電倍增管（Photomultiplier，簡稱PMT），是一種對紫外光、可見光和近紅外光極其敏感的特殊真空管。它能使進入的微弱光信號增強至原本的10 倍，使光信號能被測量。 See more 光電倍增管集高增益，低干擾，對高頻信號有高靈敏度的優點，因此被廣泛應用於高能物理、天文等領域的研究工作，與及流體流速計算、醫學影像和連續鏡頭的剪輯。雪崩光電二極體（Avalanche photodiodes，簡稱APDs）為光電倍增管的替代品。然而，後者仍在大部份的 … See more A photocathode is a surface engineered to convert light (photons) into electrons using the photoelectric effect. Photocathodes are important in accelerator physics where they are utilised in a photoinjector to generate high brightness electron beams. Electron beams generated with photocathodes are commonly used for free electron lasers and for ultrafast electron diffraction. Photocathode…

WebThe meaning of PHOTOCATHODE is a cathode that emits electrons when exposed to radiant energy and especially light. WebFeb 17, 2024 · This paper compares different photocathodes that are applicable for electron injector systems and summarizes the development in cathode technology in the last years. The photocathode is one of the key components of the facilities that provides electrons for many research experiments. Typically, a high effici Journal of Materials Chemistry C …

Web大量翻译例句关于"photocathode" – 英中词典以及8百万条中文译文例句搜索。 photocathode - 英中 – Linguee词典 在Linguee网站寻找 Webphotocathode: [noun] a cathode that emits electrons when exposed to radiant energy and especially light.

Web提供光学专业常用英语词汇文档免费下载，摘要:光学专业常用英语词汇photoelectricliquid-levelindicator光电液位指示器photoelectricencoder光电译码器photocathode光电阴极photoelectriccathodephotoele

Web在中文中翻译"photocathode". 名词. 光阴极. 其他翻译结果. With good light collection, about 30% of the luminescence quanta may reach the photocathode. 在良好的光收集条件下， … how to stretch a hipWebA photocathode is an electrode used to release photoelectric emission when irradiated, making it then the irradiated negative electrode of a phototube. The Photonics Buyers' Guide is a comprehensive resource for verified providers of Photocathodes. Profiles and contact information for manufacturers and suppliers are provided by the companies ... how to stretch a leather shoeWebPhotocathode definition, a cathode, typically of a cesium or sodium compound, having the property of emitting electrons when activated by light or other radiation. See more. how to stretch a new era hatWebFeb 12, 2016 · Photomultipliers acquire light through a glass or quartz window that covers a photosensitive surface, called a photocathode, which then releases electrons that are multiplied by electrodes known as metal … reading books is better than watching tvWebMulti-alkali. METHOD OF MAKING A BIALKALI PHOTOCATHODE WITH IMPROVED SENSITIVITY AND HIGH TEMPERATURE OPERATING CHARACTERISTICS United States Patent 3838304 (RCA, Sept. 1974) (The 20 steps in Figure 1 of RCA Patent 3838304 written out in prose.) J. Pancir and I. Haslingerova, Topological study of the multi-alkal … how to stretch a newborn babyWeb"photocathode" 中文翻译: n. 【物理学】光阴极，光电阴极。 【物理学】光阴极，光电阴极。 "photocartograph" 中文翻译 : 立体测图仪; 摄影测图仪; 摄影绘图仪; 摄影制图仪 how to stretch a metal ringWebJun 28, 2024 · Photoelectrochemical oxygen reduction reaction (ORR) toward H2O2 is highly desirable because only sunlight, O2 and water are required in the process. However, the … reading books on amazon fire