Influence of Terahertz Frequency on the Elastic Constants …
81
Fig. 38 The curves of C 2 versus d z under terahertz frequency in quaternary materials for (a) the
band structure contains 3 energy band constants and (b) the band structure contains 2 energy band
constants
Fig. 39 The curves of C 2 versus carrier degeneracy under terahertz frequency n-Indium Antimonide
for (a) the band structure contains 3 energy band constants and (b) the band structure contains 2
energy band constants where film thickness d z = 30 nm
distorted step like manner. Figure 46 exhibits the plot of C 1 versus carrier degeneracy
in HD QFs of (a) PbSnSe, (b) PbSnTe and (c) PbTe, respectively. Figure 47 shows the
plot of the C 2 versus carrier degeneracy in HD QFs of (a) PbSnSe, (b) PbSnTe and
(c) PbTe, respectively. Figure 48 shows the plot of the C 2 versus carrier degeneracy
in HDQFs of Cadmium Sulphide where (a) ¯
λ 0 = 0 and (b) ¯
λ 0 = 0, respectively.