效率二極體 的英文怎麼說

中文拼音 [xiàoèr]
效率二極體 英文
efficiency diode
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 率名詞(比值) rate; ratio; proportion
  • : Ⅰ數詞(一加一后所得) two Ⅱ形容詞(兩樣) different
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : 體構詞成分。
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. Semiconductor, diodes, bipolar junction transistors, field - effect transistors, transistor amplifiers, frequency response, operational amplifiers, differential and multistage amplifiers, integrated circuits

    半導、雙電晶、場電晶、電晶放大器、頻響應、算放大器、差動及多放大器、積電路。
  2. The function of illumination optics for projection displays is to direct light source onto a small area of microdisplay within a limited incident solid angle, and therefore the collection efficiency is especially important compared to other illumination applications, which is also the main technical issue for led application to projection displays

    摘要投影顯示之照明系統須將光能量集中照明於一小面積與小角度之內,相較于其他照明之應用,其集光之考量更為嚴苛,亦為發光于投影顯示照明應用中最主要之技術課題。
  3. Using the particle - in - cell ( pic ) model, a 8 millimeter relativistic backward wave oscillator underlying superradiance mechanism was gotten, the influence on both operation frequency and radiation efficiency of the guiding magnetic field, the diode voltage, the beam current and the beam radius as well as the corrugation structure were also presented

    採用pic方法,通過數值模擬優化設計了超輻射狀態下的8毫米相對論返波振蕩器,分析了引導磁場、電壓、電子束流、電子束半徑、周期慢波結構等對器件的輻射功及輻射的影響。
  4. Schottly barrier diode can be used as rectifying and continuous - flow unit in high frequency rectifying, switching and holding circuit, yet reducing the power consumption and circuit noise, enhancing the circuit efficiency and operation frequency

    肖特基在高頻整流、開關電路和保護電路中作為整流和續流元件,可以大幅度降低功耗,提高電路和使用頻,減少電路噪聲。
  5. This article studies on a novel method about detector calibration and monochromator calibration by using silicon pin photodiode. the detector and the monochromator of one spectrum measurement system had been calibrated using the method, and the spectrum distribution of one laser - produced plasmas ( lpp ) source with jet gas target was measured. the use of a specific combination of the silicon photodiode and multiplayer reflect films is the notable character in monochromator calibration

    本文研究了一種利用光電傳遞標準探測器標定普通探測器和單色儀系統的方法,實際標定了所用的探測器和單色儀系統,測得了噴氣靶激光等離子光源的相對光譜分佈,設計出絕對光譜分佈的測量方法,並且利用labview的g語言及相應的數據採集卡等硬設備構造出一套智能化、高的測量系統,完成了多層膜反射測量工作。
  6. Thirdly, the relative theories of the limiter and rectifier are studied. in order to make the passive responder work stably under the conditions of large dynamic range of the receiving power and the high efficiency requirement, a two - stage limiter circuit and a voltage - doubler rectifier circuit with several diodes parallel are developed

    3 ,對應答器地面裝置中的能量轉換電路進行了研究,針對應答器地面裝置接收到的載波功具有大動態范圍的特點以及系統能量轉換的高要求,設計了一種兩級級聯限幅電路和多管並聯的倍壓整流電路。
  7. The pin silicon photodiode made by alice - china group, which has a large area and high performances, is an important part of the photon spectrometer ( pros ) pbwo4 detector read - out system on the alice experiment. the pin diode has a sensitive area of 16x17 mm2. its leakage current is lower than 5na at room temperature

    本工作研製的pin硅光電的靈敏區面積為16x17mm2 ,常溫漏電流小於5na ,紫光區量子約為83 % ,結電容為110 - 120pf ,以及由pin光電與電荷靈敏前置放大器組成的讀出系統的噪聲水平在- 25下小於527個等噪聲電荷,並經過了長期性能穩定性的考驗
  8. All - solid - state laser is an advantage lamp - house. it has many important applications and potential commercial value in many fields, such as industry, scientific research, military. so it ' s always the research focus of laser field. diode end - pumped solid - state laser has many merits. including high efficiency, long lifetime, high frequency stability, narrow line width, compact configuration, convenient for use et al, which made her a necessity in many high level quantum optics experiments. in this thesis, a series of experiment research was done with regard to blue laser, green laser and infrared laser

    激光端面泵浦的固激光器具有高、譜線窄、壽命長、結構簡單、使用方便等優點,特別是採用環行諧振腔內加光學單向器構成的單頻激光器,由於頻穩定,使其成為許多高水平量子光學實驗的主要光源。本論文圍繞全固態單頻藍,綠,紅外激光器進行了一系列實驗研究工作。
  9. The operating principle of the converter is analyzed, and the design procedures of the main circuit and control circuit are presented. the loss of the converter is discussed including power devices, rectifier diode, magnetic components and etc., and the mathematic model of loss distribution and theoretical efficiency are obtained by means of mathcad

    本文還對變換器的損耗進行了詳細分析,包括開關管、快恢復、變壓器和電感等元器件的損耗機理及其損耗計算方法,並用數學軟mathcad建立了損耗的數學模型,給出了損耗分佈情況及變換器
  10. The goal of this paper is, by serial / parallel combination technique of two - transistos forward converters ( ttfcs ), to keep the merits of the ttfc, and to overcome the shortages of it. the interleaving technique is adopted, while in combining ttfcs. the interleaving technique lowers the net ripple amplitude and raises the effective ripple frequency of the overall converter without increasing switching losses or device stresses

    組合式雙管正激變換器由雙管正激變換器串並聯構成,應用交錯控制策略,在保留雙管正激變換器功開關管電壓應力低和可靠性高的優點同時,克服了等占空比小、副邊電壓應力高、輸出電流脈動大等缺點。
  11. Laser - diode end - pumped solid - state laser has many advantages, including high efficiency, good beam quality, high frequency stability, narrow line width, long lifetime, compact configuration, convenient for using et al. especially, single - frequency solid - state laser sources are required for many fields of fundamental research and scientific application, such as gravity - wave detection, coherent laser radar, coherent communication and fiber sensing

    激光泵浦的固激光器具有全固態、小型化、高、使用方便等優點而受大家的廣泛關注,尤其是實現單頻運轉的全固態激光器以其優良的頻特性和輸出功穩定性可廣泛應用在相干信息處理、頻計量、量子光學、引力波測量和量子信息等研究領域。
  12. Moksan 0. 5w power leds offer ultra high brightness and efficacy for a broad range of specialty and general illumination applications

    5w大功發光能提供超高的亮度和光,可廣泛地應用於專業照明和普通照明。
  13. Diode - pumped solid - state laser ( dpl or dpssl ) is solid - state laser, used laser diode ( ld ) instead of flash lamp to pumping laser media. comparing with flash lamp, it has a lot of advantages, such as high efficiency, reduced size, compactness, stabilize and longer lifetime

    激光泵浦的固激光器( dpl或dpssl )是用激光( dpl )代替閃光燈泵浦激光晶的固激光器,與燈泵浦相比,具有高、積小、結構緊湊、性能穩定、壽命長等優點,已成為當今固激光器發展的主要方向。
  14. The clamping diodes conduct only once in a switching period, and the resonant inductance current is smaller in zero state, leading to a higher efficiency and reduced duty cycle loss. the operation principle of the improved converter and the comparison with the original converter are analyzed in this paper. the effect of the blocking capacitor in series with the transformer or resonant inductance is discussed, and a best scheme is determined

    本文將諧振電感和變壓器交換位置,使變壓器與滯后橋臂相連,這樣箝位在一個開關周期中只導通一次,同時零狀態時諧振電感電流較小,有利於提高變換和減小占空比丟失,本文分析改進后變換器的工作原理,並與改進前的變換器進行對比,討論隔直電容在不同位置對變換器工作的影響,確定一種最佳工程方案。
  15. After the si photodiode was calibrated by synchrotron radiation, we can get the quantum efficiency of 5 to 50 nm bandwidth which made a transfer standard to spectrum measurement system

    Si光用同步輻射標定后,得到了5 50nm波段的量子曲線,函蓋實際實驗使用的8 30nm波段,使光譜測量系統的標定有了一個傳遞標準。
  16. After introducing the background and the trend of research on ppv thin film light - emitting diodes ( leds ) and the structure of ppv device and its characterizes, the theoretical model of the leds * light - emitting efficiency was presented. based on this model, the formula of light - emitting efficiency was deduced to be : the injecting - currents and the recombining - efficiencies were calculated nwnerically, we found the calculated results agreed very well with the experimental results under the electric field from 0. 5 x 106 to 1. 5 x 106v / cm, the numeral calculations and theoretical analyzes of the light - emitting efficiency were done. the conclusions were as follows : ( 1 ) the basic mechanism of the injection transportation and recombination of the carriers which were presented in this paper were proved to be right ; ( 2 ) the electroluminescence in ppv thin film is the result of exciton recombination, the light - emitting efficiency was affected by many factors

    本文主要研究聚對苯乙炔( ppv )薄膜發光發光及主要影響因素,簡單地介紹了ppv薄膜發光的研究背景及發展趨勢、 ppv器件的結構和性質后,提出了一個計算器件發光理論模型,利用這個理論模型得出了發光公式的表達式:並對注入電流、復合等進行了數值計算,通過合理地選擇計算參數,發現計算值在場強為0 . 5 10 ~ 6 1 . 5 10 ~ 6v / cm的范圍內與實驗結果較好地符合,在此基礎上,對發光進行了數值計算和理論分析,結果表明:計算結果與理論研究結果相符較好,得出結論如下: ( 1 )本文的理論推導正確地反映了器件中載流子的注入、傳輸和復合等基本機制; ( 2 ) ppv薄膜中的電致發光是激子復合的結果,發光受多種因素影響。
  17. Under some optimum conditions, the simulated maximum output power of rtto may reach 1. 1 gw when the input voltage and current are 300kv and 15ka, respectively

    在優化模擬條件下,電壓300kv 、束電流15ka時模擬得到的rtto最大輸出功可達1 . 1gw ,約為24 . 5 。
  18. Compared to gan, which is one of the most successful wide - band semiconductor materials at present, zno is promising : high - quality zno with very low defect densities can be synthesized at much lower temperature than gan ; zno can emits light with shorter wavelength than blue light emission from gan ; zno has higher excitonic binding energy ( ~ 60mev for zno, 25mev for gan ), which promises strong photoluminescence from bound excitonic emissions at room temperature ; meanwhile, homogeneous bulk zno is available

    和gan相比, zno薄膜具有生長溫度低,激子復合能高( zno : 60mev , gan : 21 25mev ) ,受激輻射閾值較低,能量轉換很高等優點。有可能實現室溫下較強的紫外受激發射,制備出性能較好的探測器、發光和激光等光電子器件。
  19. The technical breakthroughs in growth of nd : cngg had been made. in particular, continuous laser operation was achieved from nd : cngg pumped by ld. when the crystal wafer was end - pumped by one bar of ld with 807nm wavelength, the cw laser output power of 123. 1 mw was obtained with slope efficiency of 22. 3 %

    本論文用自動化熔提拉技術成功生長出< 111 >方向的直徑25mm以上,長度80mm以上的平界面無核心nd : cngg單晶,確定了晶結構和物相,測量了晶的光譜性能,晶消光比達到34db ,晶生長技術有新的突破,實現了連續激光運轉,用單支807nm半導激光端面泵浦該晶片子,在國內首次獲得123 . 1mw的1 . 062 m連續激光輸出,斜達22 . 3 % 。
  20. High - efficient coupling technology is the key technology of the high power diode - pumped solid state laser systems

    大口徑激光陣列的高泵浦耦合技術是高功泵浦固激光系統急需解決的關鍵技術之一。
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