Compressive and tensile strain effects on the ultrafast carrier dynamics and transport of gallium arsenide thin films on silicon and magnesium oxide substrates

GAR Catindig, HR Bardolaza, JDE Vasquez… - Optical Materials …, 2022 - opg.optica.org
We investigate strain effects on the ultrafast carrier dynamics and transport of gallium
arsenide films on silicon (GaAs/Si) and magnesium oxide (GaAs/MgO) substrates using …

[HTML][HTML] Enhanced terahertz radiation of photoconductive antenna fabricated on GaAs-on-sapphire

J Zhang, M Tuo, M Gehl, R Gibson, M Liang, H Xin - AIP Advances, 2019 - pubs.aip.org
The terahertz (THz) radiation properties of a photoconductive antenna (PCA) fabricated on a
GaAs-on-sapphire (GoS) substrate are reported at sub-THz band. The GaAs layer with a …

Terahertz emission increase in GaAs films exhibiting structural defects grown on Si (100) substrates using a two-layered LTG-GaAs buffer system

KC Gonzales, EA Prieto, GA Catindig… - Journal of Materials …, 2021 - Springer
Terahertz (THz) emission increase is observed for GaAs thin films that exhibit structural
defects. The GaAs epilayers are grown by molecular beam epitaxy on exactly oriented Si …