ABSTRACT
Geometries..................................................................................................270 12.3 Spin-Injection Contacts: Results and Bias
Dependence ................................................................................................276 12.3.1 Oxide-Based Tunnel Injectors ......................................................276 12.3.2 Schottky Tunnel Injectors.............................................................277 12.3.3 Magnetic Semiconductor Injectors...............................................279
12.4 Electrical Considerations ...........................................................................281 12.4.1 Bipolar Spin LEDs and Parasitic Hole
