本论文主要研究声子频率和掺杂点缺陷浓度对同位素掺杂硅声子散射的影响。
This paper focuses on the phonon frequency effect and the isotope-doped concentrates effect on the phonon scattering in isotope-doped Si.
硅藻是湖泊沉积物的重要组成部分，沉积物硅藻硅氧同位素在重建古气候、古环境方面具有重要价值。
As an important component of lake sediments, diatom is of great value for reconstructing paleoclimate and paleoenvironment.
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