Oxygen-vacancy tuning of magnetism in SrTi

M. A. Opazo, S. P. Ong, P. Vargas, C. A. Ross, and J. M. Florez1,3∗ Departamento de F́ısica, Universidad Técnica Federico Santa Maŕıa, Casilla 110-V, Valparáıso, Chile Department of NanoEngineering, University of California, San Diego, 9500 Gilman Drive, La Jolla, California 92093, USA Department of Materials Science and Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA