Bulk and surface magnetization of Co atoms in rutile Ti<sub>1 −<i>x</i></sub>Co<sub><i>x</i></sub>O<sub>2 − δ</sub>thin films revealed by x-ray magnetic circular dichroismV. R. Singh, M. Kawasaki, Takuya Kataoka et al.|Journal of Physics Condensed Matter|2011Cited by 21