Ultra high speed heterojunction bipolar transistor having a...
Ultra-low phase noise GaAs MOSFETs
Ultraspeed low-voltage drive avalanche multiplication type...
Ultraviolet detector
Unipolar band minima devices
Unipolar photodiode having a schottky junction contact
Unipolar semiconductor photodetector with suppressed dark...
Use of deep-level transitions in semiconductor devices
Use of hydrogen implantation to improve material properties...