Acta Physica Sinica, Volume. 69, Issue 15, 157303-1(2020)
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Fig. 2. A schematic diagram of polarization caused by a longitudinal optical wave.
Fig. 3. Mobility limited by polar optical phonon scattering as a function of temperature.
Fig. 4. Polar optical phonon scattering dependence on temperature for different
Fig. 5. Curve of polar optical phonon scattering versus optical phonon energy
Table 1. Parameters of GaN used for the calculations.
View tableView in ArticleTable 1. Parameters of GaN used for the calculations.
参数 符号/单位 取值 介电常数(低频) ε/F·m–1 10.4ε0[ 18 ]介电常数(高频) ε∞/F·m–1 5.47ε0[ 18 ]电子有效质量 m*/kg 0.22m0[ 19 ]声子能量 ћωLO/meV 91.2[ 19 ]
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Xue-Bing Zhang, Nai-Zhang Liu, Ruo-He Yao.
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Received: Feb. 19, 2020
Accepted: --
Published Online: Dec. 30, 2020
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