SnO₂

TiO₂

In₂O₃

WO₃

4.0279

6.8816

6.7859

6.8509

4.2042

5.2623

5.7428

6.4906

3.9315

4.7204

5.2588

6.1216

3.8766

4.3730

5.2664

6.0962

3.3553

3.7699

4.3041

4.4843