%0 Journal Article %A A Orozco %A S.B Ogale %A Y.H Li %A P Fournier %A E Li %A H Asano %A V Smolyaninova %A R.L Greene %A R.P Sharma %A Ramamoorthy Ramesh %A T Venkatesan %B Physical Review Letters %D 1999 %G eng %P 1680-1683 %R 10.1103/PhysRevLett.83.1680 %T Oscillatory exchange coupling and giant positive magnetoresistance in TiN/Fe3O4 superlattices %V 83