Torque magnetometry of an amorphous-alumina/strontium-titanate interface

S. L. Tomarken, A. F. Young, S. W. Lee +2

We report torque magnetometry measurements of an oxide heterostructure consisting of an amorphous Al${}_2$O${}_3$ thin film grown on a crystalline SrTiO${}_3$ substrate ($a$-AO/STO) by a…