晶體調諧器 的英文怎麼說

中文拼音 [jīngtǐdiàoxiéqì]
晶體調諧器 英文
crystal tuner
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 體 : 體構詞成分。
  • 調 : Ⅰ動詞1 （配合得均勻合適） harmonize; suit well; fit in perfectly 2 （使配合得均勻合適） mix; adju...
  • 諧 : Ⅰ形容詞1 （和諧） in harmony; in accord; in tune 2 （詼諧） humorous Ⅱ動詞（商量好; 辦妥） come t...
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
  • 調諧器 : silicon tuner
  1. The near - stoichiometri litao3 has excellent speciality, such as high efficient conversion, tune conveniency, biger size and high damnify value etc. in this dissertation, the theory of quasi - phase - matched ( qpm ) technology and optical parametric oscillation ( opo ) was expatiated and studied first

    近化學計量比litao3 （ slt ）晶體在做參量振蕩方面具有轉換效率高、調諧方便、尺寸大、損傷閾值高等非常好的特性。本文首先對準相位匹配技術和光學參量震蕩器的理論進行了闡述和分析。
  2. On the radiation range of l - 4gw / cm2, the effects of the modulation in intensity, beam aperture, pulse width and intensity of 3 w on tsrs in frequency convector crystals have been analyzed in detail. the interrelated thresholds have been gained by calculating and theoretical evidences have been offered to prevent tsrs from damaging frequency conversion crystals, which will be applied to the engineering design of the laser drivers on high - fluence

    光的強度調制、光束口徑、脈寬和強度等因素對諧波轉換晶體中tsrs的影響，並計算得出了一些相關闡值，得到了驅動器工作的臨界狀態，為防止出現tsrs的光損傷提供了理論依據，對高功率激光驅動器的工程設計具有實用價值。
  3. With the development of science and technology, more and more oxide crystals are synthesized by more and more advanced technique, the new oxide crystals are incessantly synthesized and the new characters of oxide crystals are incessantly founded. corundum dopped with impurity not only is cherished because of it ' s beautiful appearance, but also is used in the fields such as electrotechnics, mechanism, laser, the optic apparatus and the underlay of semiconductor. sapphire dopped with ti3 + is the best material of the tunable solid laser. zno crystal is material of the direct gap semiconductor ( the width of forbidden band : 3. 37ev ). the excited emission in zno crystal at room temperature has been found, so the ultraviolet luminescence in zno semiconductor can be acquired at room temperature

    含有少量雜質的剛玉晶體（ - al _ 2o _ 3 ）不僅由於其色澤艷麗成為人們珍愛的名貴寶石，而且由於它具有的優異性能，被廣泛應用於電工、機械、激光器，光學器件和半導體襯底材料。鈦藍寶石是目前最優異的固體寬帶調諧激光材料，用於製作飛秒脈沖可調諧激光器。氧化鋅晶體是直接帶隙寬禁帶半導體材料（禁帶寬度3 . 37ev ） ，現已發現具有室溫下受激發射特性，有可能實現室溫下半導體紫外發光。
  4. Then the paper analyzes control system of hybrid active power filter, the way of harmonic detecting and the principle of control system, digital low pass filter and the generation of pwm, on the base of which the paper designs a new parallel hybrid active power filter which is controlled by tms320lf2407, and detailedly introduces drive circuit of pwm, sampling circuit of current, voltage adjustment and protection circuit, communication circuit, liquid crystal display circuit

    分析了混合型有源濾波器的控制系統、諧波檢測方法及控制原理、數字低通濾波器和pwm信號的產生，在此基礎上設計了一種基於tms320lf2407為控制核心的並聯混合型有源電力濾波器硬體原理圖。並對pwm驅動電路、電流采樣電路、電壓調整、按鍵輸入和保護電路、通信模塊、液晶顯示模塊進行了較詳細的分析說明。
  5. Liquid crystal tunable filters as an important device of wavelength division multiplexing and dense wavelength division multiplexing systems is caused attention by research department, especially many foreign research institute are studying it. but in our country its study is lag. and normal incidence of the crystal is almost the case, because the liquid crystal box is very thin, the field angle may be large and the pose of liquid crystal box may have impact on the measuring result. so, study in such subject, especially the liquid crystal box ' s position angle, is academic and valuable

    各種改進液晶電光可調諧濾光片的措施的實現，使得液晶調諧濾光片成為一種很有應用前景的電光調諧濾光片，特別是用於光纖通信中的波分復用系統和密集波分復用系統，將使光纖的傳輸客量大大增加目前國外在這方面的研究進展很快，而國內在這方面的研究比較薄弱，而且通常採用光線正人射晶體進行研究，由於液晶盒很薄，視場角可以很大，液晶盒的擺放對測量結果影響很大，因此對該器件進行深入的研究，討論液晶盒的方位角影響是很有必要的。
  6. 3. the thermal - mechanical and lasering properties of cr * : lisaf crystal were carefully studied. especially the up - conversion and the esa effect. all of these were given fully considered when design the three - mirror folded cavity tunable lisaf laser which was pumped by a accousto - optical active q - switched nd : yvo4 lbo intra - cavity frequency doubling 671nm laser

    在對cr ~ （ 3 - ） ： lisaf晶體的熱機械特性和激光特性詳細研究的基礎上，通過對折疊腔理論進行簡要介紹並由穩區計算，設計了三鏡折疊腔可調諧cr ~ （ 3 - ） ： lisaf激光器。
  7. It ' s a spr instrument based on angular interrogation, which can fulfill not only wide range but also highly sensitive angular scan. utilizing the principle of virtual instrument, an expandable, easy to use system control and data processing software is presented. micro fluid injection system, spr chips and temperature - controllable flow cell are developed as the accessories of the spr instrument

    它是一種基於高精度機械掃描結構的諧振角調制spr系統，採用先進的虛擬儀器技術以及嵌入式微控制器為主體的儀器；設計、編制了操作簡便、功能完備的信息處理軟體和操作控制軟體；設計和製造了配套的小型流動注入系統、溫控測試池及可批量制備的spr生物傳感晶元等，具有創新性。
  8. Based on these foundations, we give a perfect scheme of the bbo opos : single pass amplification coefficient of the opg under different pump intensity is calculated ; collinear type - i and type - ii phase matching tuning curve pumped by the q switch nd : yag various harmonics as well as noncollinear type - i tuning curve are calculated in details ; the effect of the walkoff for the nonlinear effect coefficient and the group velocity matching are analyzed ; the acceptance angle in parametric process is calculated ; the numerical threshold of the bbo opo is calculated ; the process of the saturation and depletion of the pump beam are analyzed ; the relationship of the conversion efficiency and reflectance of output mirror are discussed ; various linewidth controlling methods are discussed ; the improvement of the beam quality applying the unstable cavity is discussed ; and the crystal bbo design is considered

    在此基礎上，給出了一整套bbo - opo激光參數設計方案：計算了不同泵浦強度下的參量放大倍數；詳細計算了在nd : yag調q激光器各次諧波泵浦條件下的共線類和類相位匹配的調諧曲線，以及非共線類相位匹配調諧曲線；分析了走離角對非線性系數和群速匹配的影響；計算了參量過程的允許角；計算了bbo - opo的理論閾值條件；分析了飽和與泵浦光束的消耗過程；給出了轉換效率與超過泵浦閾值的倍數的關系；討論了轉換效率與輸出鏡反射率的關系；討論了線寬控制的各種方法；研究了利用非穩腔改善光束質量的方法；考慮了bbo晶體的設計。
  9. Based on the requirement and target of the projects, firstly, pcf bragg grating are investigated theoretically and experimentally. moreover, the effects of filling high refractive index material ( nematic liquid crystal, nlc ) in pcfs on the transmission mechanism and propagation properties are studied by using plane - wave method and finite - element method ( fem ), farther, several novel pcfs are proposed and designed. lastly, we propose and demonstrate a clad - pumped er3 + / yb3 + - codoped fiber laser, which integrate all performances of broad - band tunable wavelength, uniform output power spectrum, high repeat frequency and high average power to together

    本論文選題于國家973 、 863以及國家自然科學基金等項目，結合課題的要求和主要目標，在對光子晶體光纖（ pcfs ）傳輸特性研究的基礎上，首先對光子晶體光纖光柵進行了理論和實驗研究;然後，採用平面波展開法和有限單元法分析了在光纖的空氣孔中填充高折射率液晶對光纖傳導機制和傳輸特性的影響，提出並設計了幾種新型光子晶體光纖;最後，提出並研製成功連續可調諧、輸出功率譜均衡的全光纖化、高功率包層泵浦鉺鐿共摻光纖激光器實驗樣機。
  10. First of all, single port negative impedance oscillator is analyzed in the thesis. a design method of gunn diode vco is introduced and an vco chip using gunn diode is fabricated. the substrate of the vco chip is gaas with dimension of 4. 4mmx3. 9mm

    本文首先對單埠負阻振蕩器進行了分析，給出了gunn二極體負阻振蕩器的設計方法，設計出了一個變容管調諧平面微帶gunn二極體vco晶元，該晶元以gaas為襯底，尺寸為4 . 4mm 3 . 9mm 。
  11. The basic principle and characteristics of optical frequency conversion technology based on the photonic crystals are firstly summarized in the paper ; then, the current developments of frequency conversion of photonic crystals are also presented ; finally, its importance are pointed out in the tunable laser and other application fields

    摘要文章首先介紹了光子晶體光學頻率變換技術的基本原理和技術特點；然後簡述光子晶體光學頻率變換技術研究進展情況；最後指出了光子晶體變頻技術在可調諧激光器和其它領域中的應用前景。
  12. This paper realized frequency modulation using the video signal to directly control the resonance loop ' s diode of the vco at the early stages, and then through using radio frequency bipolar junction transistor, designed a lc voltage controlled oscillator which was emulated by advance design system. in addition, it also implemented the design and debugged the hardware circuit

    本文第一次實驗採用視頻信號直接控制vco諧振迴路變容二極體的方式實現頻率調制，並且利用射頻雙極性晶體管（ bjt ）設計了一種lc壓控振蕩器，通過ads軟體進行了參數模擬，最後進行了硬體電路的製作和調試。
  13. The tunable performance can be realized by rotating the electro - optic material in the electric field. now with the development of the crystal material science, the electro - optic tunable filters are used widely. basing on the theory of lyot filter and electro - optic effect of liquid crystal, tunable liquid crystal lyot filter is designed and tested in this paper

    近年來隨著晶體材料科學的發展，利用晶體的電光效應製成的電光可調諧濾光片得到了很大的發展，它已廣泛用於波長信號分離、傳感器保護、機載水文探測、遙感領域，並且在光纖通信中有很大的應用前景。
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