Advancements in micro/nanofabrication have enabled the realization of practical
micro/nanoscale photonic devices such as absorbers, solar cells, metalenses, and …

Abstract Blue LEDs and HEMTs based on III-Nitride have been flourishing commercially
across the globe, thanks largely to breakthroughs in the material quality of the wide …

One of the major challenges for the application of GaN‐based light emitting diodes (LEDs) in
solid‐state lighting lies in the low light output power (LOP). Embedding nanostructures in …

Homoepitaxially grown InGaN/GaN light emitting diodes (LEDs) with SiO_2 nanodisks
embedded in n-GaN and p-GaN as photonic crystal (PhC) structures by nanospherical-lens …

AlGaN-based deep ultraviolet (DUV) multiple-quantum-wells (MQWs) incorporating strain-
modulated nanostructures are proposed, demonstrating enhanced degree of polarization …

Close‐packed micro‐lenses with dimensions of the order of wavelength have been
integrated onto the indium‐tin‐oxide (ITO) layer of GaN light‐emitting diodes employing …

Controlled fabrication of micro-/nanostructures has been a long-standing research focus.
The surface patterning technique via templates consisting of monolayer nanospheres is well …

Progress with GaN-based light emitting diodes (LEDs) that incorporate nanostructures is
reviewed, especially the recent achievements in our research group. Nano-patterned …

We fabricated high-brightness GaN-based light-emitting diodes (LEDs) with highly refractive
patterned structures by using a thermal nanoimprint lithography (NIL). A highly refractive …

Poor light extraction efficiency (LEE) has been one of the major challenges responsible for
the low external quantum efficiency of AlGaN-based ultraviolet light emitting Diodes (UV …