The development and applications of nanoporous gallium nitride in optoelectronics: A review

Y Yao, Y Liang, J Guo, H Xiu - Semiconductor Science and …, 2023 - iopscience.iop.org
The development of nanoporous gallium nitride (NP-GaN) has widened the material
properties and applications in third-generation semiconductor areas. NP-GaN has been …

Photoinduced entropy of InGaN/GaN pin double-heterostructure nanowires

N Alfaraj, S Mitra, F Wu, IA Ajia, B Janjua… - Applied Physics …, 2017 - pubs.aip.org
The photoinduced entropy of InGaN/GaN pin nanowires was investigated using temperature-
dependent (6–290 K) photoluminescence. We also analyzed the photocarrier dynamics in …

Recombination mechanisms and thermal droop in AlGaN-based UV-B LEDs

C De Santi, M Meneghini, D Monti, J Glaab… - Photonics …, 2017 - opg.optica.org
This paper reports a comprehensive analysis of the origin of the electroluminescence (EL)
peaks and of the thermal droop in UV-B AlGaN-based LEDs. By carrying out spectral …

Ultrafast carrier dynamics of conformally grown semi-polar (112 [combining macron] 2) GaN/InGaN multiple quantum well co-axial nanowires on m-axial GaN core …

MA Johar, HG Song, A Waseem, JH Kang, JS Ha… - Nanoscale, 2019 - pubs.rsc.org
The growth of semi-polar (112) GaN/InGaN multiple-quantum-well (MQW) co-axial
heterostructure shells around m-axial GaN core nanowires on a Si substrate using MOCVD …

Strong size dependency on the carrier and photon dynamics in InGaN/GaN single nanowalls determined using photoluminescence and ultrafast transient absorption …

S Chouksey, S Sankaranarayanan, V Pendem… - Nano Letters, 2017 - ACS Publications
Here, we have demonstrated strong size dependency of quasi-equilibrium and
nonequilibrium carrier and photon dynamics in InGaN/GaN single nanowalls using …

[HTML][HTML] Thermodynamic photoinduced disorder in AlGaN nanowires

N Alfaraj, MM Muhammed, KH Li, B Janjua, RA Aljefri… - AIP Advances, 2017 - pubs.aip.org
In this study, we examine thermodynamic photoinduced disorder in AlGaN nanowires
through their steady-state and transient photoluminescence properties. We correlate the …

Investigation of Ultrafast Carrier Dynamics in InGaN/GaN‐Based Nanostructures Using Femtosecond Pump–Probe Absorption Spectroscopy

T Aggarwal, A Udai, D Banerjee… - … status solidi (b), 2021 - Wiley Online Library
GaN‐based optoelectronic devices including light‐emitting diodes and lasers realized with
quantum‐confined nanostructures, revolutionized the solid‐state lighting. Excited‐state …

Theoretical modelling of exciton binding energy, steady-state and transient optical response of GaN/InGaN/GaN and AlGaN/GaN/AlGaN core–shell nanostructures

V Pendem, A Udai, T Aggarwal, S Ganguly… - …, 2019 - iopscience.iop.org
Here, we present an efficient 1D model to describe carrier confinement in GaN/InGaN/GaN
and AlGaN/GaN/AlGaN core–shell nanostructures (CSNs) within the effective mass …

Femto-second carrier and photon dynamics in site controlled hexagonal InGaN/GaN isolated quantum dots: Natural radial potential well and its dynamic modulation

PK Saha, T Aggarwal, A Udai, V Pendem… - ACS …, 2020 - ACS Publications
Quantum dot (QD) is slated to play a significant role in quantum technologies through its
usage as a single-photon source. It also has promising applications as efficient light emitters …

Nanosecond pulsed-bias-actuated and exciton-dynamics-induced chirp in InGaN/GaN LEDs towards realizing electrically-tunable broadband light emitters

V Pendem, PK Saha, S Chouksey, S Ganguly… - Journal of …, 2021 - Elsevier
Here, we show that a nanosecond electrical pulsed-bias actuation induces a chirp in the
emission spectra of strained InGaN quantum well light emitting diodes (LEDs) that can be …