正弦平方势与沟道辐射的谱线展宽 关键词：正弦平方势；沟道辐射；非线性；正电子；谱线 [gap=6790]Key words：sine—squared potential；channeling radiation；nonlinearity；positron；spectral line
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In general there is a few spectral lines in the channeling radiation spectrum for the superlattice quantum well,and possibilities are provided for further application.
超晶格量子阱沟道辐射只存在不多的几条谱线,为进一步应用提供了可能。
参考来源 - 超晶格量子阱的沟道辐射及其谱分布·2,447,543篇论文数据，部分数据来源于NoteExpress
引入正弦平方势，并在抛物线近似下解析地处理了沟道辐射的瞬时辐射强度和平均辐射强度。
The sine-squared potential is introduced in this paper, and the instantaneous intensity and the average intensity of the channeling radiation are obtained analytically.
考虑电子的反冲的影响，利用虚光子与相对论电子的康普顿散射理论对轴沟道辐射进行了研究。
Considering recoil of electron, a new theory to explain axial channelling radiation is presented based on Compton scattering of virtual photon with relativistic electron.
当虚光子与作沟道运动的电子发生康普顿散射时，虚光子就会转化为实光子辐射出去。
By Compton scattering of virtual photon with relativistic electron, the virtual photon can be transformed into real photon to radiate out.
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