不同的机理对T1和T2都有贡献,表面驰豫和体积驰豫对T1和T2有贡献,表面驰豫、体积驰豫和扩散驰豫对T2有贡献。
Different mechanisms contribute to T1 and T2. Surface relaxation and bulk relaxation contribute to both T1 and T2. Surface, bulk and diffusion relaxations contribute to T2.
分别给出了理想表面和驰豫表面的投影带结构和波矢分辨的层态密度,并进行了较详细的讨论。
We have obtained surface projected band structure and wave vector resolved surface layer densities of states.
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