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Progress of GaN-Based Optoelectronic Devices Integrated with Optical Resonances
Lixia Zhao1,2, Chang Liu2, Kaiyou Wang2
1School of Electrical Engineering, Tiangong University, 399 Binshuixi Road, Tianjin, 300387, P. R. China.
Small (Weinheim an Der Bergstrasse, Germany)
|February 26, 2022
Summary
Gallium nitride (GaN) semiconductors integrated with optical resonances like plasmonics and microcavities enhance optoelectronic device performance. This review explores advancements in GaN-based LEDs, detectors, solar cells, and photocatalysis.
Area of Science:
- Materials Science
- Optoelectronics
- Semiconductor Physics
Background:
- III-nitride (III-N) semiconductors, particularly gallium nitride (GaN), possess wide bandgaps suitable for optoelectronic applications.
- Integrating III-N materials with optical resonances (surface plasmons, Bragg reflectors, microcavities) enhances device performance and reveals new coupling mechanisms.
Purpose of the Study:
- To review recent progress in GaN-based optoelectronic devices incorporating plasmonics and/or microresonators.
- To provide insights into breakthroughs and future prospects for highly integrated, high-speed, and efficient GaN devices.
Main Methods:
- Literature review of recent advancements in GaN-based optoelectronics.
- Focus on devices integrated with plasmonic and microresonator structures.
Main Results:
- Significant improvements in performance for GaN-based light-emitting diodes (LEDs), photodetectors, solar cells, and photocatalysis.
- Demonstration of novel coupling mechanisms between optical resonances and quasiparticles.
Conclusions:
- Integration of plasmonics and microresonators offers a promising pathway for next-generation GaN optoelectronic devices.
- Future research directions point towards highly integrated, high-speed, and efficient GaN-based systems.
