Table1: The XRD pattern results of Er doped TiBO3 samples. |
Substitution
(ErxTi1-xBO2+d)
|
Crystal |
α |
β |
γ |
a |
b |
c |
Geometry |
SG |
% |
|
|
|
|
|
|
|
|
|
|
|
X=0 |
TiB0.024O2 |
90 |
90 |
90 |
4.593 |
4.593 |
2.959 |
Tetragonal |
P42/mnm |
100 |
|
|
|
|
|
|
|
|
|
|
|
X=0.2* |
Ti5B12O26 |
90 |
121.50 |
90 |
11.392 |
11.392 |
22.207 |
Tetragonal |
I41/acd:2 |
76 |
|
Er2Ti3B4O12 |
90 |
90 |
90 |
8.695 |
16.058 |
7.234 |
Orthorhombic |
Pc21n:bca |
24 |
|
|
|
|
|
|
|
|
|
|
|
X=0.4* |
Er1.5Ti0.5BO4 |
90 |
90 |
90 |
9.285 |
3.175 |
9.642 |
Orthorhombic |
Pnma |
42 |
|
TiB0.024O2 |
90 |
90 |
90 |
4.588 |
4.588 |
2.951 |
Tetragonal |
P42/mnm |
58 |
|
|
|
|
|
|
|
|
|
|
|
X=0.6* |
ErBO3 |
90 |
90 |
90 |
3.766 |
3.766 |
8.797 |
Hexagonal |
P63/mmc |
56 |
|
TiB0.024O2 |
90 |
90 |
90 |
4.594 |
4.594 |
2.957 |
Tetragonal |
P42/mnm |
33 |
|
ErTiB2O6 |
90 |
90 |
90 |
4.969 |
4.969 |
17.224 |
Trigonal |
P-3 |
11 |
|
|
|
|
|
|
|
|
|
|
|
X=0.8* |
Er2Ti3B4O12 |
90 |
90 |
90 |
8.576 |
15.760 |
7.144 |
Orthorhombic |
Pc21n:bca |
70 |
|
Er3B5O12 |
90 |
90 |
90 |
12.870 |
4.565 |
12.873 |
Orthorhombic |
Pmna |
30 |
|
|
|
|
|
|
|
|
|
|
|
X=1.0 |
ErBO3 |
90 |
90 |
90 |
3.744 |
3.744 |
8.771 |
Hexagonal |
P63/mmc |
100 |
*New Crystal Structure observed for Er-Ti Complexes |