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3.2衍射产生的条件 3.2.1几何条件 2 dh sin0=n元 where 0 is incident angle or diffraction angle,here is defined as an angle between (hk plane and incident wave;n is diffraction order number and ..integers.If n=0,the diffraction is called zero order diffraction, indicating that incident wave is not reflected by the set of (hk planes,and forms transmitted wave.If n=1,the diffraction is called the first order diffraction,indicating that incident wave is reflected by (hkl plane,and forms first order diffracting wave.So does for n=+2,+33.2 衍射产生的条件 3.2.1 几何条件 where θ is incident angle or diffraction angle, here is defined as an angle between (hkl) plane and incident wave; n is diffraction order number and … integers. If n=0, the diffraction is called zero order diffraction, indicating that incident wave is not reflected by the set of (hkl) planes, and forms transmitted wave. If n=1, the diffraction is called the first order diffraction, indicating that incident wave is reflected by (hkl) plane, and forms first order diffracting wave. So does for … 2dhklsin  n n  2,3
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