Polarization independent grating in a GaN-on-sapphire photonic integrated circuit
In this work, we report the realization of a polarization-insensitive grating coupler, single-
mode waveguide, and ring resonator in the GaN-on-sapphire platform. We provide a …
mode waveguide, and ring resonator in the GaN-on-sapphire platform. We provide a …
[HTML][HTML] Photonic crystal enhanced light emitting diodes fabricated by single pulse laser interference lithography
Integration of photonic crystal (PhC) configurations onto the surfaces of light-emitting diodes
(LEDs) can play an important role in enhancing light extraction efficiency. While the literature …
(LEDs) can play an important role in enhancing light extraction efficiency. While the literature …
Impacts of both temperature and condensation on the band gap of photonic crystals around the freezing point
This work investigated the phenomena and cause of photonic band gap (PBG) shift under
an open environment at− 10° C∼ 20° C for the three-dimensional (3D) photonic crystals …
an open environment at− 10° C∼ 20° C for the three-dimensional (3D) photonic crystals …
Morphological effect of patterned sapphire substrate on efficiency of white-light phosphor LED package
CY Chou, WH Lai, XF Li, C Cheng, CK Huang, CY Liu - Optical Materials, 2021 - Elsevier
Six-facets patterned sapphire substrates (A-PSS) are manufactured by wet-etching regular
semispherical patterned sapphire substrates (r-PSS). The possible crystallographic planes …
semispherical patterned sapphire substrates (r-PSS). The possible crystallographic planes …
Multichannel emissions from 5DJ metastable levels of Eu3+ in miscible-phase phosphors
H Feng, XY He, EYB Pun, H Lin - Journal of Luminescence, 2021 - Elsevier
Abstract BaYF 5: Eu 3+-fluorophosphate (BYF: E-FP) miscible-phase phosphors with
tunable white fluorescence and high color-rendering index (CRI) are synthesized by …
tunable white fluorescence and high color-rendering index (CRI) are synthesized by …