Operation of a semiconductor superlattice oscillator

► Semiconductor superlattice as active element of a microwave oscillator. ► Pure charge accumulation mode of a solid state diode, predicted by Kroemer, drives a microwave superlattice oscillator. ► Experimental and theoretical study of the gain dynamics in a solid state diode oscillator. ► Discussion of the energy balance of a solid state diode oscillator. ► Proposal of a microwave-terahertz double oscillator.