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Material Dispersion in Intrinsic GaAs for the Far-Infrared Range
Material dispersion GaAs far-infrared group index
2010/12/9
An expression for the coefficient of material dispersion in intrinsic gallium arsenide for the far-infrared range is derived. From this result, the variation of the group index in the above range is d...
A Discussion on the Phonon Density of States of Amorphous Germanium for the Infrared Range
Phonon density of states amorphous germanium infrared range quasiharmonic approximation
2010/12/10
A theoretical formulation for the phonon density of states of amorphous germanium in the infrared range is proposed. This formulation is based upon the quasi-harmonic approximation and is compared wit...
A Short Theoretical Note on Optical Absorption of Amorphous Gallium Arsenide in the Infrared Range
Optical absorption coefficient amorphous GaAs far infrared range
2010/12/10
An approach to determine the optical absorption coefficient of amorphous GaAs in the far infrared range is developed. Results from this approach are compared with experiment and with other theoretical...
A Brief Study to Clarify Some Aspects Related to Vibrational Density of States for the Far Infrared Range in Amorphous Semiconductors
Phonon density of states amorphous semiconductors far-infrared range
2010/12/10
Phonon density of states of amorphous semiconductors for the far-infrared range is examined analytically. On the basis of this formulation, optical absorption corresponding to structural disorder is e...