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cond-mat1998
Impurities and Inelastic Processes in Magnetic Tunnel Junctions
A. M. Bratkovsky, J. H. Nickel
We have studied tunnel magnetoresistance (TMR) in junctions with 3d ferromagnetic electrodes. Previously we predicted that defects in the barrier would result in reduced effective…
cond-mat1997
Spin Tunneling in Conducting Oxides
Alexander Bratkovsky
Direct tunneling in ferromagnetic junctions is compared with impurity-assisted, surface state assisted, and inelastic contributions to a tunneling magnetoresistance (TMR). Theoreti…