International Scholarly Research Notices / 2012 / Article / Tab 2 / Research Article
Quantum Effects of Indium/Ytterbium Doping on ZnO-Like Nano-Condensed Matter in terms of Urbach-Martienssen and Wemple-DiDomenico Single-Oscillator Models Parameters Table 2 Relevant Cauchy and Urbach parameters.
Sample Cauchy constants Bandgap Urbach parameters
𝐴
𝐵
(nm2 )
𝐸
𝑔
(eV)
𝐸
0
(eV)
𝐸
0
/
𝐸
𝑔
𝐸
𝑑
(eV)
𝐸
𝑢
(meV)
𝐴
I
n
d
,
1
1.80 31232.59 3.25 6.10 1.87 13.91 119.68
𝐴
I
n
d
,
2
1.82 28810.59 3.26 6.39 1.95 14.97 93.11
𝐴
I
n
d
,
3
1.923 29376.15 3.35 6.77 2.02 18.44 88.49
𝐵
Y
b
,
1
1.62 35511.20 3.28 5.25 1.59 8.74 67.19
𝐵
Y
b
,
2
1.69 18848.93 3.28 6.68 2.03 12.59 51.14
𝐵
Y
b
,
3
1.73 27190.68 3.28 6.49 1.98 13.34 57.31