Role of Ti 3d carriers in mediating the ferromagnetism of Co∶TiO2 anatase thin films.

Co:TiO2 Anatase Thin Films T. Ohtsuki, A. Chainani, R. Eguchi, M. Matsunami, Y. Takata, M. Taguchi, Y. Nishino, K. Tamasaku, M. Yabashi, T. Ishikawa, M. Oura, Y. Senba, H. Ohashi, and S. Shin RIKEN SPring-8 Center, Sayo-cho, Sayo-gun, Hyogo 679-5148, Japan Institute for Solid State Physics, The University of Tokyo, Kashiwa, Chiba 277-8581, Japan JASRI/SPring-8, Sayo-cho, Sayo-gun, Hyogo 679-5198, Japan (Received 11 August 2010; revised manuscript received 28 December 2010; published 25 January 2011)