cavity diode 中文意思是什麼

cavity diode 解釋
空腔二極體
  • cavity : n. 1. 【解剖學】穴，窩，盂，腔，空腔；【醫學】（空）洞。2. 【物理學】模槽；氣蝕區；空腔諧振器；【原子能】（反應堆中的）小室，暗盒。
  • diode : n. 【無線電】二極體。
  1. An experimental system of 1. 55um - band external - cavity diode laser system with more than 50nm mode - hop free tunable range is reported. 3

    55 m大范圍無跳模調諧外腔半導體檄光器實驗系統，實現了大於50nm的無跳模調諧輸出。
  2. Lonm tuning range is achieved in the experiments. 2. the influence of the positioning errors on tuning range in external - cavity diode laser system is analyzed in detail for the first time as my knowledge

    （ 2 ）首次系統分析了外腔半導體激光器無跳模調諧結構的定位誤差對無跳模調諧范圍的影響，並據此設計了一套1
  3. Broad - area laser diode with 0. 02 nm bandwidth and diffraction limited output due to double external cavity feedback

    帶寬近衍射極限輸出的雙外腔反饋半導體激光器
  4. Based on the character of the eof gain at 1550 nm, a laser diode ( ld ) worked at 980 nm and acted as the pumping source, a eof employed as gain medium, and a fiber grating used as reflector, an ring - cavity all - fiber laser worked at 1562. 5 nm was demonstrated with an output power of 2. 0 mw and a bandwidth of 0

    本文主要基於摻鉺光纖在1550nm波段的增益特性，利用帶尾纖的980nm半導體激光器作為泵浦源，鉺光纖作為增益介質，布拉格光纖光柵作為諧振腔反射鏡，實現了波長為1562 . 5nm的環形腔光纖激光器，得到了2mw的激光輸出。
  5. It also gives the motive of the ka - band vco and mixer, associated with the subject ' s requirement and the realistic conditions, according to which a proposal is confirmed that the gunn diode and the varactor are mounted in the same cavity to fulfill the vco and an antiparallel diode pair is used to fulfill the harmonic mixer. in chapter 2, based on the basic theory of negative resistance oscillating, we analyses the gunn oscillator and it ’ s tuning character. chapter 3 introduces the theory of millimeter - wave harmonic mixer

    以此為根據結合課題需要和實驗室的實際條件，確定vco採用耿氏管腔體振蕩器形式，變容管與耿氏管安裝在同一個腔內以進一步減小體積，採用反向並聯二極體實現諧波混頻;第二章介紹負阻振蕩器理論及其調諧原理;第三章介紹毫米波諧波混頻器基本原理;第四章給出了振蕩器及諧波混頻器的設計過程，整個組件聯調的結果;最後是結束語，分析了電路中存在的問題，指出了改進方向。
  6. Based on the rate - equation theory of four - level system, the expressions of threshold pump power, output power and slope efficiency are given. the influence of space distribution of pump light ( the position of focusing point, dimension of pumping light and divergence angle ) to the output characteristics are also discussed. then, by investigating the effects of thermal effect of laser crystal on the size of laser cavity mode, we obtain the mode - matching principle of high power laser diode end - pumped solid - state lasers

    其中，在泵浦光的空間分佈變量中我們分別考慮了泵浦光聚焦后的腰斑大小、聚焦腰斑在增益介質中的位置以及泵浦光在介質中發散角的影響；然後我們研究了在高泵浦功率下激光晶體因吸收泵浦光而產生的熱效應所導致的熱透鏡效應以及熱致衍射損耗，通過分析它們對振蕩激光腔模尺寸的影響，得到了高功率半導體激光二極體端面泵浦固體激光器模式匹配的要求，為高功率連續單頻nd ： yvo _ 4激光器的優化設計提供了理論依據。
  7. This thesis describes some work on improving the performance of lasers, which i have carried out during the past three years. follows are the main points : 1. both littrow and littman set - up of 800nm - band external - cavity diode laser systems are studied

    本論文本著追蹤發展、面向應用、有所創新的原則，在改善激光器性能方面做了一些工作，主要包括： （ 1 ）對800nm波段littrow和littman結構的弱耦合可調諧外腔半導體激光器進行了實驗研究。
  8. 4. the tunable l. ssum external cavity laser diode by using fiber bragg grating is reported. utilizing cantilever beam tuning method, a tuning range 7nm is achieved

    （ 4 ）採用光纖bragg光柵作為外腔反饋元件，首次將光纖光柵的懸臂梁調諧方法用於外腔調諧技術中，完成了1
  9. In this part, the development and prospect of laser diode end pumped solid - stats laser is briefly introduced chapter two : design and optimization of the laser cavity

    對激光二極體端面泵浦的固體激光器目前的發展做一簡單介紹。第二部分，腔型設計與優化。
  10. And the general procedures of these methods are summarized. finally, some practical problems are analyzed using fdtd, which include passive linear resistor element and nonlinear diode element in the microwave circuits and an integrated antenna embedded with an active gunn diode element and a dielectric cavity resonator

    最後，本文通過編程模擬了微波電路中的無源線性器件電阻和非線性器件二極體，含有有源器件gunn二極體的有源集成微帶天線以及介質腔諧振器等具體實例，來驗證各種方法的可行性和有效性，計算結果與實驗結果吻合。
  11. A laser diode with 976nm center wavelength and 2. 03w maximum cw output power is pumping unidirectionally through the couple - imaging system on a double - clad yb - doped silica fiber with a yb - concentration 0. 65 mol % circular inner core, a d - shaped inner clad, and 15m length by f - b cavity. the center wavelength of the fiber laser is 1130nm, and the maximum cw output power is 130. 7mw. an optical - to - optical conversion efficiency of 42 % and a slope efficiency of 63. 4 % are obtained

    用中心波長976nm 、最大連續輸出功率為2 . 03w的ld泵浦源，通過成像耦合系統，單端直腔式泵浦纖芯摻雜濃度為0 . 65mol % 、內包層截面形狀為d形、長度為15米的雙包層摻鐿石英光纖，實現了中心波長1130nm 、最大功率為130 . 7mw的連續激光輸出，光纖激光器的光光效率為42 . 0 % ，斜效率達到63 . 4 % 。
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