发现某些声子散射谱中除三个正常峰外还存在一个异常峰。
An abnormal peak has been observed in the Brillouin spectra for some phonons in addition to the three normal peaks.
综合考虑了两种声子散射机制，得到了YAG陶瓷的热导率。
With two types of the phonon scattering mechanisms considered comprehensively, the thermal conductivity of YAG ceramic is achieved.
结果表明，电子有效质量失配对电子-声学波声子散射率的影响不可忽视。
It is shown that the effect of electron effective mass mismatch on the electron phonon scattering rate is notable.
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.
模拟中包含的散射机理主要有声学声子散射、极性光学声子散射、电离杂质散射等。
In our simulation model, the scattering mechanisms include acoustic phonon scattering, polar optical phonon scattering, and ionized impurity scattering and so on.
研究结果表明：在高温段2DEG 的迁移率主要受LO声子散射限制；在室温，异质界面处的非均匀压电极化场对2DEG。
The results indicate that the 2DEG mobility is primarily limited by LO phonon scattering processes at high temperatures.
对光纤通信系统中的受激布里渊散射(SBS)以及声子损耗对SBS的影响进行了研究。
The stimulated Brillouin scattering (SBS) and the effect of phonon loss in SBS in optical fiber communication systems are investigated.
由于辐射声子携带能量很少，需要多次散射过程使得电、声子趋于热平衡。
Because emitted phonons carry only little energy, multiple scattering processes is needed for electrons and phonons to reach thermal equilibrium.
其次，对热电材料的声子输运问题进行研究，观察到了强的界面散射和量子限制效应。
Secondly, phonon transport in thermoelectric materials will be discussed, where strong interface scattering and quantum confinement effect have been observed.
电子—光子作用下的散射速率要比电子—声子作用下的散射速率低几个数量级；
The electron-photon scattering rate is lower several orders than the electron-optical-phonon scattering rates.
随着温度增高，电阻率的变化可用声子及局域自旋涨落的散射来解释。
The change of the resistivity with increasing temperature can be interpreted in terms of the phonon and the local spin fluctuation scattering.
本文简略地描述了一个处理恒定电场中非线性电子输运的新方法，并用它讨论强场中声学和光学声子的联合散射效应。
A new approach to nonlinear electronic transport in solids is described briefly and is applied to the discussion of combined acoustic and optical phonon. scattering.
本文简略地描述了一个处理恒定电场中非线性电子输运的新方法，并用它讨论强场中声学和光学声子的联合散射效应。
A new approach to nonlinear electronic transport in solids is described briefly and is applied to the discussion of combined acoustic and optical phonon. scattering.
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