Voltage controlled spin transport channel

A spin transport component comprising

• a conductive layer;
• a dielectric layer contacting the conductive layer;
• an intermediate spin layer contacting the dielectric layer a polarizer layer contacting the intermediate spin layer, wherein the conductive layer and intermediate layer are disposed on opposite sides of the dielectric layer, wherein the dielectric layer and the polarizer layer are disposed on opposite sides of the intermediate spin layer;
• and
• a voltage source electrically coupled to the spin transport channel, wherein the intermediate spin layer forms a conducting path through the dielectric layer to transport a plurality of electrons having a respective polarized electron spin in response to a voltage from the voltage source, wherein each of the plurality of electrons maintains the respective polarized electron spin.

A method of using electron spin in a computational component, the method comprising:

• providing a spin transport channel including a conductive layer including at least one of a nickel-iron based material and a cobalt based material, a dielectric layer contacting the conductive layer, the dielectric layer including a tantalum oxide, an intermediate spin layer contacting the dielectric layer, the intermediate spin layer including copper, a polarizer layer contacting the intermediate spin layer, the polarizer layer including at least one of a nickel-iron based material and a cobalt material, wherein the conductive layer and intermediate layer are disposed on opposite sides of the dielectric layer, wherein the dielectric layer and the polarizer layer are disposed on opposite sides of the intermediate spin layer;
• applying a voltage to the spin transport channel;
• forming a conducting path of the intermediate spin layer through the dielectric layer in response to the applied voltage;
• and
• transporting a plurality of electrons through the spin transport channel via the conducting path, wherein each of the plurality of electrons maintains a respective polarized electron spin.