diffraction physics 中文意思是什麼
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This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up
全文共分八章，取得的主要成果及創新點如下： （ 1 ）首次建立了諧波轉換晶體的tsrs物理模型本文根據量子力學原理，在考慮如下物理過程和參量的基礎上：光與物質的雙光子相互作用； stokes光的傍軸衍射； langevin （郎茲萬）噪聲源；晶體表面反射和端面反射；增益系數、光束口徑、脈寬和三倍頻光能量密度，推導出高通量激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。 -
Experimental basis of quantum physics : photoelectric effect, compton scattering, photons, franck - hertz experiment, the bohr atom, electron diffraction, de broglie waves, and wave - particle duality of matter and light
量子物理的實驗基礎：光電效應，康普頓散射，光子，法蘭克-赫茲實驗，波爾原子模型，電子衍射，德布羅意波以及物質與光的波粒二項性。 -
Experimental results on photopolymer, holographic recording material provided by technical institute of physics and chemistry chinese academy of sciences, were presented. the preparation of the material is reported. mechanism of hologram formation in photopolymer films is discussed and high - diffraction - efficiency unslanted gratings were made
用實驗的方法研究了一種自製（中科院理化所製作）的光致聚合物，給出了材料的製作方法並討論了材料的反應機理。 -
In chapter 2, firstly the physics concept of mtf and the measurement principle of irfpa mtf are shown, the main measurement methods are described in detail ; secondly the diffraction of the measurement system is analyzed from two aspects : target diffraction and crosstalk interfere ; finally the algorithm method for eliminating statistical errors of mtf is discussed
第二章從mtf的物理意義出發，首先研究了irfpamtf的測試原理，具體分析了irfpamtf的主要測試方法，討論了適用於本項目的刀口測試法；其次，從目標衍射和串音干擾兩個方面分析了測試系統的衍射現象；最後討論了減小統計誤差的mtf計算方法。
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