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Tunhuma, Shandirai Malven
(University of Pretoria, 2016)
Gallium arsenide (GaAs) technology leads the implementation of high frequency
devices with superior performance. A vast number of optoelectronic applications
are based on the material owing to its direct and wide bandgap. ...
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Tunhuma, Shandirai Malven
(University of Pretoria, 2019)
Silicon carbide has become an important material in the implementation of next generation
photonics. It harbors the silicon vacancy (VSi) which can be transformed to a
carbon antisite-vacancy pair (CSiVC) defect through ...