refractive phase 中文意思是什麼

refractive phase 解釋
折射相位
  • refractive : adj. 折射(光線等)的,有屈折[折射]力的。 refractive index 折射率,屈折率;折光指數。
  • phase : n 1 形勢,局面,狀態;階級。2 方面,側面。3 【天文學】(月等的)變相,盈虧;【物、天】相,周相,...
  1. Standard test method for the automated determinaton of refractive index of glass samples using the oil immersion method and a phase contrast microscope

    用油浸法和相襯顯微鏡自動測定玻璃樣品的折射指數的標準試驗方法
  2. The refractive index ( at 632. 8nm ) of cbn thin film with 92. 8 % cubic phase content is measured to be2. 19 by ellipsometer

    用橢偏儀測得,對于波長為632 . 8nm的光,立方相含量為92 . 8的氮化硼薄膜的折射率為2 . 19 。
  3. Conventional optical phase retarders are mostly designed by birefringent material. the refractive indices depend on the wavelength so strongly that the retardation is close to wavelength, here we call this dependent relationship the birefringent dispersion of material. this is the reason why conventional optical phase retarders are mostly applied to a single wavelength but ca n ' t be used to varied wavelength, so they are inconvenient to handle

    常規的光相位延遲器是由雙折射材料製成的,由於材料的雙折射率同波長密切相關,使其產生的相位延遲量也同波長具有嚴格的一一對應關系(即材料的色散現象) ,因而常規相位延遲片多用於單一波長,不同波長之間使用不可兼顧,這在使用中帶來諸多的不便。
  4. The main parts are as follows : 1 ) at the base of the fabrication methods, the photosensitivity of optical fiber and the uv laser sources are introduced simply, the diffraction characteristics of phase mask are analyzed to get the distribution of refractive index in fiber grating, referent the paper [ 4 ] ( delivered )

    全文概括如下: 1 )從常用的製作方法出發,簡單介紹了光纖光敏性和成柵光源,重點分析掩模板的衍射場,從而獲得理想情況下光纖光柵的折射率分佈函數,參考已投論文[ 4 ] 。
  5. Difference iterative method was used to estimate numerically director configurations in the nlc - bl037 cell in this paper. the refractive indices and phase retard of nlc in electric field was presented on the basis of the calculation of liquid crystal director distributions. then we analysed the diffraction phenomenon when the linearly polarized light was controlled by diffraction grating which was based on rectangular grating and sinusoidal phase grating models and we got it ’ s math model 。 finally we designed the nlc phase grating and we did the experiment to validate the theoretic calculation

    文中利用差分迭代法計算了向列相液晶bl037盒中指向矢分佈的計算,根據指向矢的分佈情況得到了向列相液晶的雙折射率分佈和非常光通過液晶盒產生的相位延遲隨電壓變化;並在矩形光柵和正弦相位光柵的基礎上,分析了入射偏振光通過液晶電控光柵所產生的衍射情況。
  6. Mica pearlescent pigments comprising mica particles coated with thin transparent film consisting of highly refractive metal oxides, when the light rays incident into pigment particle, a portion of light is reflected from the exterior of the film and interfere with the other portion of light transmitted through the film to the extremely smooth surface of mica plate where it is reflected again. two portion of light suffers a phase change, viewed by reflected light it exhibit pearly or iridescent optical effects, which depending upon the particle size and the thickness of coatings

    雲母珠光顏料是通過在雲母粉表而鍍覆一層高折射率的金屬氧化物透明薄膜,如tio _ 2 、 fe _ 2o _ 3等,光線入射后,部分光線被膜層表面反射,其餘光線穿過膜層照到雲母片再被反射,兩組反射光線因光程差發生干涉,形成具有彩虹一樣的珍珠光澤,被廣泛應用於塗料、油墨、塑料、製革、化妝品等行業,能明顯改善產品外觀,提高產品檔次。
  7. A coherent electromagnetic pulse in the range between the far - infrared and microwave region is used as a detection source. the amplitude of the wave is recorded by electro - optical or photoconductive sampling. after fast fourier transform, the amplitude and phase of the wave is given, then the complex refractive index standing for the absorption and dispersion of the material in thz region is extracted

    Thz ( 10 ~ ( 12 ) hz )時域光譜技術是20世紀90年代發展起來的一種新型的光譜測量技術,它使用頻率介於遠紅外和微波之間的相干電磁輻射脈沖作為探測源,利用電光取樣或光電導取樣的方法直接記錄thz輻射電場的振幅時間波形,通過傅立葉變換得到測量信號振幅和相位的光譜分佈,進而獲得材料在thz波段的復介電常數,即色散及吸收等信息。
  8. Self - focusing and self - defocusing have their origin in the intensity dependence of the refractive index of the nonlinear medium. the picture becomes more complicated when two copropagating optical beams affect each other through nonlinear cross - phase modulation

    當兩光束共同在非線性介質中傳輸時,兩光束由於交叉相位調制效應將會相互作用,其物理機制變的比較復雜。
  9. In photorefractive crystal light illumination changes the refractive index of the crystal due to linear electrooptical effect, which in turn changes the light distribution. as a result of the development of this process, a beam, called the phase conjugation wave, leaves the crystal back along the direction of the incident beam and is its phase conjugate replica

    光折變晶體在光輻照下,通過晶體中的線性電光效應而產生折射率隨光強的空間分佈而變化,即在晶體內建立起體相位柵。
  10. The characteristic calculation method and interference of thin film are in charter there, we analyze the history and existing state of polarizing beam splitting prism. we deduce the basic macneille pbs equation, which are the refractive index match term and phase match term. at the same time, we calculate the refraction ratio of p polarizing light and s polariz

    在第三章中,介紹了薄膜偏光分束鏡的發展歷史和研究現狀,以及macneille薄膜偏光分束鏡的設計原理,即該設計應該滿足的折射率匹配條件和相位匹配條件;計算了中, c波長處p光和s光的反射率。
  11. Since the effects of turbulent atmosphere is prominent, this thesis concentrates on the effects of the turbulent atmosphere on the laser beam propagation in the atmosphere. the atmosphere refractive index model, especially refractive index fluctuation, power spectrum, phase spatial structure constant are introduced in the following and the specific structure function is achieved

    根據大氣折射率模型,以及折射率起伏功率譜密度和相位空間結構常數,得到具體的結構函數;通過長程情況下的馬爾科夫近似,得到了互相關函數,對數振幅和相位協方差函數。
  12. A five - phase numerical model based on prism coupled is derived from maxwell equation and fresnel equation. using the professional software - mathcad, characteristic of this numerical model is simulated. the relationships between depths of the metal film, bio - sensitive film, cover slide, the refractive index of bio - sensitive film and the resonant angle ospr has been discussed respectively

    根據maxwell方程和fresnel方程推導出5層棱鏡耦合spr數值化模型,利用數學軟體mathcad對該數學模型進行了模擬,討論了金屬膜厚度d _ 2 、生物膜厚度d _ 3和折射率n _ 3 、載玻片厚度d _ 1與諧振峰值_ ( spr )的關系。
  13. Abstract : first, this paper deduced the diffraction equation for refractive index phase modulation holographic grating, and pointed out that the diffraction efficiency was mainly influenced by refraction index modulation, and the diffraction efficiency of different levels came from many factors. the volume grating effect affected the diffraction efficiency of transmission hologram

    文摘:首先推出折射率相位調制型全息光柵的衍射方程,由此說明衍射效率主要取決于調制折射率,且各級衍射光的衍射效率不同是多種原因造成的。
  14. ( 2 ) with the condition of table 4. 2, the average reflectance decreases and the low reflectance vale moves towards shortwave, the influence on the extinction coefficient ( k ) of the films is very little, refractive index has trend of decrease and the thickness of the films decrease when increasing the total gas pressure, and the refractive index fix on a constant value when the total pressure exceeds a certain value. the phase of tio2 change from rutile to anatase and the size of surface grain change from big to small

    ( 2 )隨著總氣壓的增加薄膜的反射低谷向短波方向移動;總氣壓對消光系數k影響不大;隨著總氣壓的增加薄膜的折射率出現了下降的趨勢,但當總氣壓達到一定的量值時折射率的變化趨于穩定;薄膜的厚度隨總氣壓的增加而減少;隨著總氣壓的增加tio2的晶體結構由金紅石相向銳鈦礦相轉變,薄膜的表面的顆粒度大小由粗大變得微小細密。
  15. In allusion to the requirement, a new multiphase - flow measuring technology based on the optic - fiber sensors is considered. proportion of components can be obtained by measuring multiphase - flow ' s optic refractive index. real - time distinguishing oil quality will be realized, without the need to separate out individual phase components

    針對這種需求,提出了一種基於光纖傳感器的多相流計量技術,根據多相流體光折射率的變化推算出各組分的比例,無需對多相流進行分離就可以實現對原油品質的實時判別,從而達到快速修正採油工藝的目的。
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