Source of spin polarized electrons

Radiant energy – Radiant energy generation and sources

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Details

313 94, G21G 400, H01J 3900

Patent

active

039683761

ABSTRACT:
The invention concerns a method of producing intense beams of polarized free electrons in which a semiconductor with a spin orbit split valence band and negative electron affinity is used as a photocathode and irradiated with circularly polarized light.

REFERENCES:
patent: 3672992 (1972-06-01), Schaefer

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