F-passivation decreased the scattering centers of the carriers and the height of the potential barriers at the grain boundaries, thus, increased the Hall mobility of the carriers.
的钝化效应减少了载流子的散射中心，降低了晶界势垒，有效地提高了载流子的迁移率。
A model, which is called optical potential model of physics, for the scattering of electron by atomic oxygen, is discussed.
作者采用等效势方法讨论了电子被原子散射的物理模型。
Particles of energy E are scattered by a certain potential well. In finding the total scattering cross section, the physical background are often ignored.
能量为E的粒子被某一势阱散射，如果推求总散射截面常常易忽视物理背景。
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