正雙折射 的英文怎麼說

中文拼音 [zhēngshuāngzhéshè]
正雙折射 英文
positive birefringence
  • 正 : 正名詞（正月） the first month of the lunar year; the first moon
  • 雙 : Ⅰ形容詞1 （兩個） two; twin; both; dual 2 （偶數的） even 3 （加倍的） double; twofold Ⅱ量詞（用...
  • 折 : 折動詞[口語]1. （翻轉） roll over; turn over 2. （倒過來倒過去） pour back and forth between two containers
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  1. Reflection and refraction of a plane wave at the interface of double negative and double positive media

    平面波在雙負和雙正參數媒質界面的反射與折射
  2. This rhomboid shaped crystal of calcium pyrophosphate, which appears bluish - white ( weak positive birefringence ) by polarized light with red plate

    焦磷酸鈣菱形結晶在紅感光板偏振光下呈藍白色（弱正雙折射） 。
  3. According to these accomplishments, several techniques are expounded emphatically in this paper, including 3d refraction statics, coherent noise suppression by prestack wave field separating ( prestack fx noise attenuation ), 3d prestack multiple domain random noise attenuation, multiples attenuation, nmo of unsymmetrical hyperbola, dynamic replacement of wave equation, surface - inconsistent residual static, super bin stacking, poststack depth migration and prestack depth migration. all the techniques have been applied in seismic processing of 2d, 3d and wide - line profiling and obtained good results

    本文根據項目組研究成果，重點閘述了三維折射波靜校正技術，疊前波場分離相干噪音壓制方法（疊前fx去噪） ，疊前三維多域隨機噪音衰減技術，多次波衰減技術，非對稱雙曲線動校正技術，波動方程動態替換技術，非地表一致性的剩餘時差靜校正技術，超面元迭加處理技術，疊后深度偏移處理，疊前深度偏移處理等。
  4. We have calculated and plotted the curves of the refractive index, group velocity index, lowest - order and second - order dispersion indexes as a function of wavelength. the lowest - order and higher - order dispersion - induced broadening and deforming of light pulses is analyzed for various pulse shapes, such as gaussian, super - gaussian and hyperbolic secant pulses

    給出了折射率、群速指數、低階和二階色散系數隨波長變化的關系曲線，研究了高斯脈沖、超高斯脈沖和雙曲正割脈沖等超短脈沖在clbo晶體中傳播時，由於低階色散和高階色散引起的脈沖展寬和形變。
  5. We can see from the formula 8 = ? 2 n d ( ne - n0 ) / x that the retardation will be independent on wavelength if the refraction indices have direct ratio to wavelength, then we will get the achromatic optical phase retarders

    根據關系式2 d （ n _ e - n _ o ）可知，如果材料的雙折射率與波長成正比，延遲量便與波長無關，即可獲得消色差相位延遲器。
  6. Today, liquid crystal, a new functional material, has been applied more and more widely. on the side of display, owing to stable frarne, absolute environmental protecting, save electric energy and no tire for user, liquid crystal display keeps ahead among the range of display. with the developing of the technology of liquid crystsl, lcd will must substitute for crt and become the chief in market. in additin, liquid crystsl light filers which have been used in optic communicatins and light information handling, emply th e technical of combining the birefringence of liquid crystsl and fabry - petrot - type cavity. they manifest a series of merit, such as narrow band wide, deterioration low, wide tuning domain, simple structure and low cost, so liquid crystal light filter draw attention of many country

    現在，液晶作為一種新型功能材料越來越得到廣泛的應用，在電子顯示裝置中，液晶顯示器以其畫面平穩、真正安全環保、省電和使用者不易疲勞等優點領先於顯示器的行列中。隨著液晶技術的發展，液晶顯示器將取代crt顯示器逐步成為未來市場的主流。此外，應用於光通信和光信息處理中的電調諧液晶濾光片，採用液晶材料的雙折射和電光效應與傳統f - p腔相結合，表現出窄帶寬、低損耗、調諧范圍寬、驅動電壓低、結構簡單、低成本等一系列優點，而日益受到各國研究部門的關注。
  7. 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。
  8. Making the material 2 - sided doesn ' t correct the problem as it often does with reflections and refractions in standard materials

    指定材質為雙面並不能糾正此問題，盡管在標準材質的反射和折射上經常這么做（指定雙面） 。
  9. If a optical anisotropic medium wafer is put into the mid of a polarizer and a analyser, the spectral transmission of the optical system can calculated. the transmission is determine by the birefringence and the thickness of the medium

    對各向異性介質處于透光軸相互正交的兩個偏振片之間構成的光路，其光譜透過率與介質的延遲量有關，即與介質的雙折射特性和厚度有關。
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