Table 3 Refined unit-cell parameters (a, b, c, β, V) for standard CuO, standard zno, Nd-doped ZnO, Nd-doped CuO, and the corresponding heterojunction samples.
Standard CuO Monoclinic (C2/c) | Standard ZnO Hexagonal (P63MC) | CuO(Nd)/ZnO | ZnO(Nd)/CuO | ||
|---|---|---|---|---|---|
CuO(Nd) Monoclinic (C2/c) | ZnO Hexagonal (P63MC) | CuO Monoclinic (C2/c) | ZnO(Nd) Hexagonal (P63MC) | ||
a = 0.4680 (nm) | a = 0.32494 | 0.4680 | 0.32508 | 0.46942 | 0.32637 |
b = 0.3429 (nm) | c = 0.52038 | 0.3431 | 0.52068 | 0.34257 | 0.51894 |
c = 0.5135 (nm) | c/a = 1.60147 | 0.5133 | 1.60169 | 0.51145 | 1.59004 |
β = 99.55o | 90.00 o | 99.54 o | 90.00 o | 99.58 o | 90.00 o |
Vol.= 0.08127 nm3 | 0.04758 | 0.08129 | 0.04765 | 0.08109 | 0.04787 |
Cu-O short 0.1899 nm Cu-O long 0.1991 nm | Zn-O short 0.1974 Zn-O long 0.1988 | Cu-O short 0.1894 Cu-O long 0.1989 | Zn-O short 0.1975 Zn-O long 0.1990 | Cu-O short 0.1885 Cu-O long 0.1998 | Zn-O short 0.1981 Zn-O long 0.1983 |
