1. Free-standing GaN grating couplers and rib waveguide for planar photonics at telecommunication wavelength. (1st January 2018) Authors: Liu, Qifa; Wang, Wei Journal: Optics & laser technology Issue: Volume 98(2018) Page Start: 257 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Nano-grooves etching on top of GaN-LED for light extraction enhancement. (June 2021) Authors: Liu, Qifa; Wang, Zhenhai; Zhu, Lihui; Cheng, Xiefeng; Wang, Jin Journal: Optics & laser technology Issue: Volume 138(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗