1.
Adv Mater
; 26(42): 7252-6, 2014 Nov 12.
Artículo
en Inglés
| MEDLINE
| ID: mdl-25196987
RESUMEN
Global optimization is used to study the structure of the polar KTaO3 (001) surface. It is found that cation exchange near the surface leads to the most stable structure. This mechanism is likely to be general to metal oxides containing cations of differing charge.