相干度 的英文怎麼說

中文拼音 [xiānggān]
相干度 英文
degree of coherence
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 干Ⅰ名詞1 (事物的主體或 重要部分) trunk; main part 2 (幹部的簡稱) short for cadre Ⅱ動詞1 (做...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 相干 : 1 (多用於否定句或疑問句) have to do with; be concerned with 2 [物理學] coherent; 相干散射 coher...
  1. By two ways, this paper debates the theory of fracture detection : on one hand by the way of edge detection in image processing ; on the other hand by time series analysis. the detection by time series analysis is more antinoise than edge detection in image processing. edge detection theory in image processing mainly includes correlation data, fuzzy edge detection, entropy operator edge detection and gradient edge detection

    圖像處理中的邊緣檢測的方法主要包括數據體法、模糊邊緣檢測法、基於熵運算元的邊緣檢測法、梯邊緣檢測法;其中模糊邊緣檢測法比較依賴于參數的選擇,其渡越點兩邊的像素區別明顯;熵運算元的檢測方法則是檢測的圖像邊緣比較光滑,連通性好;梯檢測法可以使用不同的運算元核,演算法比較簡單;數據體對于總體的大的裂縫的分佈具有比較奸的反應。
  2. The generation of interference fringes is then seemingly a very convenient measure of the coherence.

    於是涉條紋的產生看來是性最方便的量
  3. The intensity of the coherent light builds up very rapidly.

    光的強迅速地增大。
  4. A building of high, the breadth, long comparison is very important. house for combination in an ideal of big set, reruns hour then contain the best frequency to respond to the width. frequency response range in other words, the combination can broadcast tallest to can also fully develop to the lowest frequency, and the equilibrium degree is as well high, and halt a circumstance is very tiny. the first glint wave primary reflection mutual interference for with wave secondary reflection of many glints the degree is not to result in confusion. combination that fundermental the diapason wave harmonics is again perfect

    大套組合在一間理想的房子里,重播時便有最佳的頻率響應寬frequency response range 。換句話說,組合所能播放的最高至最低頻率也可以盡情發揮,平衡亦高,駐波情況極微。第一反射音波primary reflection和多次反射音波secondary reflection的互擾情不至造成混亂。
  5. The results show : ( 1 ) that the dynamical properties in the system depend on the degree of entanglement of the initial two identical two - level entangled atoms and the intensity of the coherent optical field, and the atomic dipole moment can be completely squeezed via choosing optimal degree of entanglement of the initial atoms in the feeblish optical field ; ( 2 ) that the quantum properties of the system also depend on the degree of entanglement of the initial two identical two - level entangled atoms and the intensity of the coherent optical field, and the radiation field can be effectively squeezed via choosing optimal degree of entanglement of the initial atoms in the fee blish optical field

    ( 2 )態光場的強和兩原子的初始糾纏對光場的量子特性也有很大的影響。光場的二階性質(聚束與反聚束)和光場的壓縮效應均與光場強和兩原子糾纏關聯。在弱光場中,選擇合適的兩原子初始糾纏,光場壓縮深和時間可達到最大。
  6. The plan of speckle noise reduction we proposed is use the garrote shrinkage function assisted by edge information of scale 2. we compare the speckle reduction results by conventional soft - valve, hard - valve and lee filter methods, and get very good conclusion

    我們提出的斑抑制方法是利用小波變換檢測圖像尺為2的邊緣信息,再利用檢測出的邊緣信息利用garrote削減函數進行小波域的斑噪聲濾除。
  7. This is the first generation holograph. aided by an abundance ot the new coherent laser light and extended by a number of technological advances, leith and upatnieks produced the off - axis hologram recorded and reconstructed by laser in 1962. the twin images can be separated in this hologram

    隨著高相干度激光的出現, 1962年leith和upatnieks將通訊理論中的載頻概念推廣到空域中提出激光記錄、激光再現的離軸全息圖,分離了孿生像,使全息術進入了第二代全息圖的發展時期。
  8. As with incoherent light one then adds irradiances rather than amplitudes.

    就和非光的情況一樣,這時是將輻照加而不是把振幅加。
  9. The phase - shifting interference is a osculant and high precision technology base on the wavelength. because of the different size of object being measured leading to different size of interference wave which brings on asymmetry of the interference wave ineluctably we adopt the zoom lens to improve the measurement precision. considering the interferometer ’ s sensitivity to the vibration the interferometer is often used in the lab which restricts it being used widely

    涉術是以光波波長為單位的非接觸式高精測量技術,為了使大小各異的被測元件產生的涉條紋尺寸大小一致而引入了變焦鏡頭,從而不可避免地導致涉條紋亮暗不均勻和照改變的問題,最終影響測量精
  10. The high - power semiconductor quantum well ( qw ) laser is a kind of luminescence device with superior performance, it has longe - lived, low threshold current density, high efficiency, high luminosity and excellent monochromatic, coherence, directionality, etc. the high - power semiconductor laser is widely applied to the fields, such as military, industrial machining, communication, information processing, medical treatment, etc. the material ' s epitaxy is the foundation of the whole laser ' s fabricating, and it has important influence on the optics and electricity performance about the laser

    大功率半導體量子阱激光器是一種性能優越的發光器件,具有壽命長、閾值電流密低、效率高、亮高以及良好的單色性、性、方向性等特點,廣泛應用於軍事、工業加工、通信及信息處理、醫療保健等領域。材料的外延生長是整個激光器器件製作的基礎,對器件的光學和電學性能有著重要的影響,生長不出優質的材料體系,獲得高性能的器件就無從談起,因此,材料的外延生長便成為了整個半導體激光器製作過程之中的重中之重。
  11. Synchronization of full - solid high - stability nanosecond pulse sources

    全固態高穩定納秒脈沖源的合成技術
  12. We analyze the influences of the perturbed energy - level space and superposion, laser power and intermediate level offset on quantum interference. experimentally, in the sodium dimmer rhomb - type four - level system with a pair of perturbed levels, the interference enhancement of two - photon absorption caused by coherent superposition of the perturbed levels is experimentally observed

    分析了微擾能級的間隔和疊加程、激光功率以及中間能級的失諧對量子涉效應的影響,實驗上觀察了包含有一對微擾疊加中間能級的菱形四能級系統中的雙光子激發現象,發現微擾能級的疊加可增強雙光子吸收。
  13. To improve this ability, a higher cross - range resolution is needed. an inverse synthetic aperture radar ( isar ) achieves high resolution in the cross - range dimension by taking advantage of the motion between radar and targets to synthesize the effect of a larger antenna aperture

    逆合成孔徑雷達( inversesyntheticapertureradar ,簡稱isar )信號處理對接收到的運動目標的回波信號進行處理,等價成一個大口徑天線,很大程上提高了方位向距離分辨力。
  14. It has been shown that whether resonant or non - resonant interaction system, the kerr effect weakens the coupling of the field - atom, shortens the cycle of quantum collapses and revivals of the atomic level occupation and makes the nonclassical correlation properties steady. kerr effects on the properties of the correlation, on the correlation intensity between the two - mode, on the photon - number distribution and on the bunching or antibunching effect of the two - mode su ( 1, 1 ) coherent states produce obviously different characters when it is changed the initial intensity of the light field. that is to say, kerr effect on the two interaction systems is accorded

    數值計算結果表明:無論是共振還是非共振互作用, kerr效應均使原子與光場的耦合減弱,原子布居的崩塌與復甦的周期縮短,光場的非經典關的穩定性增強;在初始光場較弱和較強兩種情況下,類kerr介質對雙模su ( 1 , 1 )態場兩模間的關性、關程以及光子的聚束與反聚束效應產生的作用均有明顯的區別,即kerr效應對系統在共振及非共振作用時的影響是一致的。
  15. It has been shown that : the little indentation which represents the quantum noise of the system appears in the evolution curves ; the quantum noise which is caused by virtual photon field gradually becomes weak when w increases, the quantum noise increases when n increases ; the virtual photon process make the antibunching effect strengthen, make the squeezing degree deepen obviously, and lead to the additional vibration of entropy, the oscillation extent of the additional vibration of entropy increases when n increases and decreases when co or g increase. besides, the quantum dynamics of two coupling atoms interacting with a single mode ligh t field in a kerr medium is studied in this paper ; the influences of the kerr effect on the mean photon number, the degree of second order coherence of field, the evolution of the field entropy and the squeezing effect are also discussed

    )的增大,量子噪聲分別減小和增大;虛光子過程使光場的反聚束效應增強,使光場的壓縮程明顯加深,並引起了附加的「熵振蕩」 ,這種附加「熵振蕩」的幅將隨著光場初始平均光子數( ? )的增加而增大,隨著光場頻率和原子間耦合系數g的增大而減小。本文還研究了充滿kerr介質腔中「耦合雙原子-單模光場」互作用系統的量子動力學性質,研究了克爾效應對場的平均光子數、二階相干度、場熵演化特性及光場壓縮效應的影響。
  16. The waveform generated using digital systems is of strict coherence, repetitiveness, high stability and programmability, which can also easily realize the waveform parameter agility and generate arbitray waveforms in order to meet the urgent needs for anti - interference and strong viabilities of radars under modern ew environment

    數字方法生成的波形具有嚴格的性、可重復性、高的穩定性和可編程的優點,能夠方便地實現波形參數捷變以及產生任意復雜波形,滿足了現代電子戰環境中對雷達抗擾和強生存能力的迫切要求。
  17. The main results of this thesis can be summarized as follows : 1. based on the huygens - fresnel principle, we have derived the propagation expressions of the partially coherent beams passing through an annular lens optical system. the influence of the spectral degree of coherence, fresnel number and truncated parameter on the focused intensity distribution and focal shift is analyzed

    主要工作包括: 1 .從惠更斯-菲涅耳原理出發,推導了部分光束通過環形透鏡系統的傳輸公式,分析了空間相干度、菲涅耳數、攔截系數對系統中光束的聚焦光強和焦移的影響。
  18. In this paper, the nonclassical properties of two two - level atoms interacting with a single mode light field is studied by means of the quantum theory without rotating wave approximation ; the influences of the yirtual photon process on the mean photon number, the degree of second order coherence of field, the evolution of the field entropy and the squeezing effect are also discussed

    本文利用全量子理論,研究了非旋波近似下「耦合雙原子-單模光場」互作用過程中光場所表現出的非經典性質,研究了虛光子過程對場的平均光子數、二階相干度、場熵演化特性及光場壓縮效應的影響。
  19. The basic concepts of second - order coherence theory in describing wavefields are introduced. these concepts are the cross - spectral density function and spectral degree of coherence in the space - frequency domain, and the mutual coherence function and the complex degree of coherence in the space - time domain

    介紹了二階關理論中描述光場性質的基本概念,包括空間-時間域中的互關函數、復相干度和空間-頻率域中的交叉譜密函數、光譜相干度
  20. The initial atomic state affects obviously on the nonclassical coherence degree between the two mode cavities, while the influence on the atomic population is not evident. and the initial atomic state affects on the second - order coherence degree for each mode, but the effect on the cavity 1 is stronger than that on the cavity 2

    原子初態對兩模間的非經典關程影響明顯,對原子布居概率的影響不明顯,對光場兩模的二階相干度均有影響,但其對模場2的影響較其對模場1的影響更強。
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