central wavelength 中文意思是什麼

central wavelength 解釋
中心波長
  • central : adj 1 中心的,中央的。2 重要的,主要的。3 中樞的;中樞神經系統的。4 (政治上)走中間道路的。5 【...
  • wavelength : 【無線電】波長。
  1. The tbc algorithm simulates that wave near the boundaries is plane wave, and its amplitude and direction are decided by trial and error. in this thesis, the operation principle of an awg is introduced and the structure parameters of 8x8 awg with its central wavelength 1550. 12 / 7 / n and channel spacing 3. 2nm are designed by discussing the crosstalk to neighboring waveguide, the insertion losses and losses equal, etc. this thesis employs the waveguide theories to analyze the slab waveguide and the arrayed waveguide, and offers the distributions of stable optical fields

    本文旨在設計一個中心波長為1550 . 12nm 、波長間隔為3 . 2nm的8 8awg波分復用器,通過綜合考慮相鄰波導間的最大串擾、插入損耗、通帶寬度以及各通道損耗均勻等指標來設計、優化awg的各個結構參數,如輸入、輸出波導和波導陣列中相鄰波導的間隔,平板波導的聚焦長度,波導陣列中相鄰波導的長度差等。
  2. In the third section, i. e. chapter five, the normal raman spectra of nil2, cul2, pdl2 powder are studied under the excitation of laser with the wavelength of 632. 8nm and aqueous silver colloid is prepared by pulsed laser ablation, from which the surface enhanced raman spectra of the three compounds are obtained. after preliminary assignment, the identical and different features of vibration of the compounds due to the different central metal atoms are analyzed

    第三部分,即論文的第五章,我們以632 . 8nln為激發波長研究了nilz 、 culz和pdl :三種新型金屬有機化合物粉末的正常拉曼光譜,並且以脈沖激光刻蝕法制備了水銀膠,以其為襯底研究了三種化合物溶液在其上的表面增強拉曼光譜,通過對其拉曼光譜進行了初步指認,了解由於中心原子的不同,三種金屬有機化合物分子振動的相同和區別。
  3. The epitaxial struture for ld is an ingaas / gaas / algaas ssqw grin sch structure and the width of the array bar ia 4mm. the low theshold current 2. 9a the output power 20w at 17. 5a have been achieved by sioi isolation, ohmic contact and facet coating processes. the central wavelength is 979nm. at the same time, model analyses on the structure of the ssqw ld and the fabrication processes have been made for further research

    激光器的生長結構採用ingaas / gaas / algaas分別限制應變單量阱線性緩變折射率波導結構,列陣條寬為4mm ,通過sio _ 2掩膜,歐姆接觸和腔面鍍膜等工藝,實現了閾值電流為2 . 9a ,驅動電流為17 . 5a時輸出功率為20w 。
  4. This paper investigates a method of applying the fiber grating tuning devices to realize the detection of central reflected wavelength of fiber gating, and validates of feasibility. and some major applications of fiber grating technique are discussed

    論文探討一種利用光纖光柵調諧裝置實現對被測光柵中心反射波長的檢測的方法並驗證其可行性;分析討論光纖光柵技術在光通信中的一些主要應用。
  5. Fibre optic communication subsystem basic test procedures. part 1 - 3 : test procedures for general communication subsystems. central wavelength and spectral width measurement

    光纖通信子系統基本試驗程序.第1 - 3部分:一般通信子系統的試驗程序.中心波長和譜寬的測量
  6. The calculating formulas of central wavelength drift based on thin film microstructure and thermal - stress deformation are deduced, the drift of dwdm filter 15 calculated with these formulas

    論文還討論了波分復用濾光片的溫度穩定性問題。推導了薄膜微觀結構和熱應力形變模型上的中心波長漂移計算公式。
  7. Based on the theoretical analysis, we experimentalize to the output characteristic of laser and probe into the efficiency and output power of the er - doped yag solid laser, moreover, we research and development a compact, no water cooled and low frequency central wavelength 2. 94 u m laser sample

    在理論分析的基礎上,對該波長激光的輸出特性進行了實驗研究,探討了摻鉺yag固體激光器在效率和輸出能量等方面的問題。並研製出一套小型化,無水冷,低重頻,輸出中心波長2 . 94 m的激光器。
  8. Fibre optic communication subsystem basic test procedures - test procedures for general communication subsystems - central wavelength and spectral width measurement

    光纖通信分系統基本試驗程序.普通通信分系統試驗程序.中心波長和光譜寬度測量
  9. Fibre optic communication subsystem basic test procedures - part 1 - 3 : test procedures for general communication subsystems - central wavelength and spectral width measurement

    光纖通信分系統基本試驗程序.第1 - 3部分:一般通信分系統的試驗程序.中心波長和光譜寬度的測量
  10. Fbg is sensitive to temperature and stresses. its central wavelength will shift with the changes of environment temperature and stresses

    光纖光柵對于溫度和應力都是敏感的,它的中心波長會隨環境溫度和所受應力的變化而產生漂移。
  11. The central wavelength of 808nm, fwhm of 2. 2nm and e - o efficiency of 45 % are achieved. most of the experimental results about high - average - power diode laser package have not been reported in previously published paper in this field

    利用該冷卻器實驗封裝出連續輸出1kw的二維陣列二極體激光器,激光中心波長808nm ,譜線寬度2nm ,電光效率達45 。
  12. The detailed research contents are as following : ( 1 ) based on molecule spectrum theory and experimental data, presented are fine parameters of ch4 combined frequency band v2 + v3 and wide frequency band 2v3, including absorption spectrum central wavelength, line space, intensity distribution, line type and line width. these fine parameters have played solid foundation for measurement wavelength selection, and effectively eliminated cross sensitivity

    主要研究內容如下: ( 1 )應用分子光譜理論和實驗數據給出了甲烷氣體在聯合帶v2 + v3和泛頻帶2v3的精細參數,包括吸收線的中心波長、吸收線間隔、吸收線強度分佈、吸收線線型和線寬,為系統設計選擇合適波長提供依據,消除交叉敏感。
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