超折射 的英文怎麼說
中文拼音 [chāozhéshè]
超折射
英文
super refraction-
In the retrofocus project, a retrofocus structure with two elements is used in the object lens to enlarge fov and back working distance, in the head of which the negative meniscus have the effect of balancing aberration and deviating rays like a prism. and a standard hyperhemisphere immersion lens with high refractive index is put behind the object lens to satisfy the receiving of a detector with smaller photosensitive
反遠距設計方案中物鏡採用二片式反遠距結構，增大了視場和后工作距離，彎月型負透鏡在前，具有平衡像差和棱鏡的偏向作用;物鏡後放置高折射率標準超半球型浸沒透鏡，滿足小光敏面探測器接收。The optical near - field distribution and propagation properties of solid immersion lens system are analyzed in detail when illuminated by linearly polarized focusing gauss beam. the change of the optical intensity and beam dimension at the bottom of solid immersion lens with different refractive index and different distance are discussed. the simulated results reveal that the higher the refractive index is, the stronger the optical intensity and the smaller the beam dimension at the bottom of the solid immersion lens will be
編制了對固體浸沒透鏡近場超高密度光存儲系統進行模擬的二維時域有限差分程序，實現了對固體浸沒透鏡光存儲系統的數值模擬；著重研究了線偏振的高斯光束通過固體浸沒透鏡的光傳輸和近場光場分佈特性；分析了固體浸沒透鏡底面出射光強、光斑直徑隨固體浸沒透鏡折射率的變化、光透過固體浸沒透鏡后的強度、光斑直徑隨離開固體浸沒透鏡底面距離的變化。Refraction effect in troposphere on oth radar signal
對流層折射對超視距雷達信號定位的影響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。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。It combines the advantages of ultrasound and optical technology. ultrasonic wave scatters much less in biological tissue than light wave and can be used as a localizer in tissue. the diffused photons tagged by the ultrasound in the focal zone will be collected and used for image
超聲調制主要是使散射介質內的散射粒子的分佈以及光學特性發生變化，比如說使介質的折射率發生改變而導致光學相位變化，結合散射和自相關理論可以解釋一些超聲調制多重散射光的現象。Photonic crystal, negative refractive index materials, superluminal and subluminal phenomena, partially coherent light, laser physics, and interaction between light and matter
光子晶體，負折射率材料，超快、超慢現象，部分相干光學，激光物理，光與物質的相互作用等。3 ) coupled higher - order nonlinear schr ( ? ) dinger equations ( chnlse ), governing the evolution of two orthogonal polarization components of ultrashort optical pulse in birefringent fiber, are derived from the dispersion relation
3 ）從色散關系出發，推導了描述超短光脈沖不同偏振分量在雙折射光纖中傳輸特性的耦合高階非線性薛定諤方程（ chnlse ）與用多重尺度法得到的相同。In this thesis, the negative refraction, superprism and self - collimated phenomena are analyzed by using this method
在這個基礎上，本文對光子晶體中的負折射效應、超棱鏡效應以及自準直效應進行了一定的分析。Super light inverse 4 - section aluminium pole, aluminium arms, manual open, silver color handle, packing with protective sleeve made of the same material as the cover, both for rainy and sunny use
超輕鋁四倒傘桿，鋁骨三折手開傘架，銀色abs手柄，鐳射蔥拼薄邊繡蝴蝶花，本色布套。晴雨兼用。The negative refraction and superprism in photonic crystals are promising for the near field image and wavelength demultiplexing system
光子晶體中的負折射、超棱鏡效應在近場成像、波分復用系統中具有潛在的用途。Based on the material of optics acrylic ， applying lcd screen and the back light model setting technology of on - knee computer, through the high conduction of light guide dot, after the accurate calculate, the super - thin light guide plate light - box is formed by refracting the light of light guide plate into the even - rays state of light - panel
超薄導光板是以光學級壓克力為基材，運用lcd顯示屏及筆記本電腦的背光模組技術，透過導光點的高光線傳導率，經電腦對導光點計算，使導光板光線折射成面光源均光狀態製造成型。This kind of coherent trapping leads maximal atomic coherence, which characterizes ultralarge index of refraction and vanishing absorption
這樣的相干捕獲導致最大的原子相干，就對應超大折射率和消失的吸收。The main results are as follows : 1. the propagation of an ultrashort intense pulse laser beam in low - density plasmas is investigated analytically. relativitistic pondermotive force and space - charge effects are included, and an equation describing the evolution of the laser spot size is derived
考慮有質動力與電荷分離場的平衡，推出了超短超強脈沖激光在低密度等離子體中的折射率、電子密度和電荷分離場的表達式以及激光束斑的演化方程。Both hydrogen plasma and sinx thin film can effectively enhance the short circuit current density of mono and poly silicon solar cells, which cause the improvement of the absolute transfer efficiency about 0. 5 % ~ 2. 9 %. depositing sinx thin film followed by hydrogen plasma treatment will result in better passivation effect. the thickness of sinx thin film will decrease and the refractive index will increase after annealing
經過薄膜後退火處理發現，氮化硅薄膜經熱處理后厚度降低，折射率升高，但溫度達到1000oc時折射率急劇降低；沉積氨化硅薄膜后400oc退火可以促進氫擴散，提高鈍化效果；超過400oc后氫開始逸失，晶體硅材料中的少子壽命急劇下降； rtp （快速熱處理）處理所導致氫的逸失比常規退火處理顯著。In addition, the vi has the ability to calculate the k value and sensor distance automatically
本虛擬探傷儀實現了探頭前沿距離、折射角正切k這兩個參數的自動標定，這是國內所有超聲探傷儀沒有實現的。This means that the dielectric property changes with height and allows a slight increase in the speed of a radio wave as we move upwards through the atmosphere. this in turn means that if a radio wave moves away from the earth at an angle less than 90 degrees, then the upper part of the wave travels faster than the lower part. therefore even under normal conditions this can in effect bend, or refract, the wave back down to earth
其中一種顯著的現象是：在一定的氣象條件下，在大氣邊界層尤其是在近地層中傳播的電磁波，受大氣折射的影響，其傳播軌跡彎向地面，當曲率超過地球表面曲率時，電磁波會部分地被陷獲在一定厚度的大氣薄層內，就好像電磁波在金屬波導管中傳播一樣，稱為大氣波導傳播，形成波導傳播的大氣薄層稱為大氣波導層。分享友人