Physical mechanism of the surface $d\rightarrow d+is$ transition

Author: Kos Š.  

Publisher: Edp Sciences

E-ISSN: 1286-4854|53|2|246-250

ISSN: 0295-5075

Source: EPL (EUROPHYSICS LETTERS), Vol.53, Iss.2, 2010-03, pp. : 246-250

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Abstract

We discuss the basic physical mechanism of the surface$d\rightarrow d+is$ transition.Using the first-orderperturbation theory, we show that the mid-gap states drive the transition.We present various order-of-magnitude estimates and consistency checks thatsupport this picture.