optical amplification 中文意思是什麼

optical amplification 解釋
光放大
  • optical : adj 眼的;視覺的;視力的;幫助視力的;光學(上)的。 optical activity 【物理學】旋光性。 an optic...
  • amplification : n. 1. 擴大;擴充。2. 【電學】增幅,放大(率)。3. (聲明等的)補充材料。
  1. Optical amplification in the random gain media

    光在隨機增益介質中的放大
  2. Theoretical study on pulse properties of optical parametric chirped pulse amplification

    光參量啁啾脈沖放大過程中脈沖特性理論研究
  3. Since ti : sappire owns many great properties, chirped pulse amplification based on ti : sappire makes rapid technical progress and many developed countries have built up 100tw - grade ti : sappire ultrashort and ultrahigh pulse laser system. optical parametric chirped pulse amplification gets great academic interests because of its many merits

    由於鈦寶石晶體的優良性能,以鈦寶石為增益介質的啁啾脈沖激光放大技術飛速發展,世界各科技大國相繼建成了百太瓦級的鈦寶石超短超強脈沖激光裝置。
  4. Ultrashort pulse amplification, including chirped pulse amplification ( cpa ) and optical parametric chirped pulse amplification ( opcpa ), has been becoming one of the hot researches in the field of ultrashort pulse laser technology because ultrashort and ultrahigh intensity pulse laser has important applications in high field physics, such as x - ray laser, icf, laboratory astrophysics, laser particle accelerator, and so on

    由於超短超強脈沖激光在x射線激光、慣性約束核聚變、實驗天體物理、激光粒子加速器等強場物理研究領域內的重要應用,超短脈沖激光放大技術目前已成為超短脈沖激光技術研究的熱點之一。它包括啁啾脈沖放大( cpa )和光參量啁啾脈沖放大( opcpa )兩大類。
  5. The theoretical part mainly refers to studies of optical parametric chirped pulse amplification. we analyze some basic theories of opcpa, such as phase matching, parametric bandwidth, walk - off in space and time, gain property and so on, and compare the basic properties of bbo, lbo and kdp

    理論部分主要是對新興的光參量啁啾脈沖放大技術的相位匹配、參量范圍、時空走離、增益及帶寬特性等基礎理論進行了分析,並對常用的bbo 、 lbo和kdp基礎特性進行了比較分析,這對于光參量啁啾脈沖放大系統的設計具有一定的實際意義。
  6. One forward optical transmitter module takes one slot, inside power double - amplification, low driving level 80dbuv, output optical power 4 20mw

    一個正向光發射模塊佔有一個槽位,內置功率倍增驅動放大。驅動電平低80dbuv ,輸出光功率420mw
  7. Optical amplification is one of the key technologies in large scale fiber - optic hydrophone array

    光放大技術是發展大規模光纖水聽器陣列的關鍵之一。
  8. One forward optical receiver module takes one slot, after power double - amplification inside, send out 1 way rf signal 104dbuv and 1 way level checking signal, or two - distribution output

    一個正向光接收器模塊佔一個槽位,內置功率倍增放大,輸出1路射頻信號104dbuv和1路電平檢測口,或二分配輸出
  9. The main contents are as follows : ( 1 ) by employing the direct method, the soliton periodic amplification system in optical fiber link with loss is considered, and the adiabatic solution ( slowly varying portion ) and first - order correction ( rapidly varying portion ) for a single soliton case are presented

    本文的主要內容如下: ( 1 )利用直接擾動方法對周期放大系統進行了理論分析,給出孤子周期放大系統的絕熱近似解和一級修正解的積分表達式,結果分析表明孤子在放大過程中一部分能量以色散波的形式流失,而這一色散波主要由孤子周期放大系統的一級修正解來刻畫。
  10. One end face of optical fiber sample sets on the carring - table of the micr - oscope is observed, selecting appropriate amplification, afterwards, take a ph - otograph with a ccd camera, then the picture was sent to the computer by the photograph - gathering card. the image is processed with a software automatic - ally, so this method can reduce artificial errors

    具體方法是:將待測光纖製成品的一段樣品橫截面置於顯微鏡下,經顯微鏡放大,選擇合適的放大倍數,然後用ccd攝像頭攝像,利用圖像採集卡將放大后的圖像採集進計算機,利用圖像處理技術,通過軟體進行處理,從而實現處理過程的完全自動化,減少人為測量誤差。
  11. The methods and principals of ultrashort optical pulse amplification based on single - mode fibers are reviewed, our latest research results in the field are introduced, and the future development trend of related research is discussed

    摘要系統地綜述了基於單模光纖的超短光脈沖放大方法及原理,介紹了我們最近的研究結果,並對今後的發展方向進行了討論。
  12. The methods and principals of ultrashort optical pulse amplification based on single - mode fibers are reviewed, our latest research. htm results in the field are introduced, and the future development trend of related research. htm is discussed

    摘要系統地綜述了基於單模光纖的超短光脈沖放大方法及原理,介紹了我們最近的研究結果,並對今後的發展方向進行了討論。
  13. Temporal and spatial walk - off for ultra - short mid - infrared optical parametric amplification

    超短中紅外參量放大過程的時空走離特性
  14. Then, the optical system and mechnical configuration of the interferometer are realized, which are based on phase detection algorithms and four - step algorithm. in the following work, we designed and realized a dc high voltage amplification circuit by mcu, which is used to driver pzt, and presented a new method to measure the nonlinearity of pzt

    設計並完成了精密移相的單片機控制用於壓電晶體驅動的高壓放大電路,並且提出了一種新穎的對工作狀態下壓電晶體非線性軟體校正的新方法,並得到了很好的實驗結果。
  15. Stray light generated in multi - pass amplification forms a lot of ghost images, which not only seriously influence the laser beam quality and propagation properties, but also damage the optical component

    多程放大激光裝置系統內產生的多個鬼像將嚴重影響光束質量和傳輸特性,並可能對系統中關鍵元件造成損傷。
  16. With the sample of the beam in high power multi - pass amplification, the three - dimensional mathematic model had been set up and the calculation method which functions well in solving these mathematic model is got, the computer simulation of the optical path is also realized

    通過對多程放大系統的高斯光束進行高密度典型光線取樣,建立雜散光及鬼像分析的三維數學模型,進而得出適合於求解這類數學模型的計算方法,實現計算機光路模擬。
  17. The software meet the need of analysis and calculation of ghost images in multi - pass amplification, its analytic result direct apply the optical design of laser multi - pass amplification. it can reduce the time and cost of optical design and have actual significance

    本課題所產生軟體能滿足多程放大系統不同要求的鬼像分析計算,其分析成果直接應用於激光多程放大系統的設計,對于縮短設計周期、提高光束質量、降低裝置造價,具有重要意義及明確的應用前景。
  18. From three - wave coupling equations, the optimal crystal length, conversion efficiency and parametric light pulse width are computed numerically when clbo is used in picosecond optical parametric amplification. the results present that clbo are suited for optical parametric amplification in short wave band. in order to get higher conversion efficiency, the crystal length should be optimized according to the intensities of pump and signal waves

    從三波耦合方程出發,對clbo用於皮秒級光參量放大時,最佳晶體長度、轉換效率和參量光的脈沖寬度進行了理論分析和數值模擬,結果表明clbo晶體適合在短波范圍作光參量放大,為達到高的轉換效率和窄脈寬的信號光輸出,泵浦光和初始入射信號光的強度應根據晶體長度取最優化值。
  19. In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given

    從光路、光學元件的自行設計到理論分析計算,初步建立了一臺實驗系統;採用abcd矩陣法結合collins公式計算了四通式單光柵展寬器的展寬量,並模擬了相關參數對展寬比的影響,對實驗具有指導意義;評價了再生放大器和多通放大器的優缺點,對放大過程中通常忽略的放大自發輻射現象( ase )進行了分析,並提出了相應的解決方法;針對放大過程中出現的增益窄化和增益飽和現象,對輸入種子脈沖提出了一種新的分段頻率調制函數,實現了對增益窄化效應和增益飽和效應的共同抑制;提出了系統的材料(包括放大介質和光路中的普通介質)正是融合高階色散的來源。
  20. The conditions for long distance propagation and self - guiding are given. 3. an optical amplification system for 10 ps krf laser with polarization multiplexing is developed and the energy of 140 ml is extracted

    發展了一種適用於超短脈沖激光的光學偏振放大技術,並應用於10pskrf激光放大系統中,可在有限的激光輸出口徑內有效地提取激光的輸出能量。
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