Optical damping constants in narrow gap semiconductors |
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| Authors: | Kenji Kumazaki Norihiko Nishiguchi |
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| Institution: | (1) Department of Engineering Science, Hokkaido Institute of Technology, Teine, Nishi-ku, 006 Sapporo, Japan |
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| Abstract: | Optical damping constants due to free carriers of HgSe, Zn
x
Hg1–x
and Cd
x
Hg1–x
Se were estimated from far infrared reflection spectra at 5 and 10 K. The damping mechanism was explained by the Drude type scattering below plasma frequency and by doubly ionized impurity scattering in the higher frequency range. |
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| Keywords: | far-infrared reflection ionized impurity scattering narrow-gap semiconductor |
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