The giant quantum attenuation in semi-metals, which was predicted by Gurevich, Skobov, and Firsov, is affected by the deformation potential. In a strong magnetic field, the deformation potential strongly depends on the density of states. We have calculated the curves of attenuation coefficient in bi
Electron-hole correlation in giant quantum attenuation of sound waves in Bismuth waves in bismuth
✍ Scribed by Masatoshi Mori; Masao Koga; Nobuyuki Goto
- Publisher
- Elsevier Science
- Year
- 1990
- Tongue
- English
- Weight
- 212 KB
- Volume
- 165-166
- Category
- Article
- ISSN
- 0921-4526
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✦ Synopsis
In a strong magnetic field, the deformation potential strongly depends on the density of states. Hence, there appears a strong correlation between the peaks as the peaks due to the electrons and holes come closer to each other. We made numerical calculations taking the density-of-states dependence of deformation potentials into account. The results could quantitatively explain the correlation shown by the experiments.
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