Nonlinear pressure dependence of the direct band gap in adamantine ordered-vacancy compounds

1. Manjón, F.J.
2. Gomis, O.
3. Rodríguez-Hernández, P.
4. Pérez-González, E.
5. Muñoz, A.
6. Errandonea, D.
7. Ruiz-Fuertes, J.
8. Segura, A.
9. Fuentes-Cabrera, M.
10. Tiginyanu, I.M.
11. Ursaki, V.V.