A review of blue light emitting diodes for future solid state lighting and visible light communication applications

M Manikandan, D Nirmal, J Ajayan… - Superlattices and …, 2019 - Elsevier
This paper reviews the rapid progress being made in the developments of organic/inorganic
blue light emitting diodes (LEDs). Blue LEDs exhibits outstanding electrical and optical …

Current-and temperature-dependent efficiency droops in InGaN-based blue and AlGaInP-based red light-emitting diodes

CH Oh, JI Shim, DS Shin - Japanese Journal of Applied Physics, 2019 - iopscience.iop.org
We investigate the current-dependent and temperature-dependent efficiency droops (" J-
droop" and" T-droop", respectively) in InGaN-based blue and AlGaInP-based red light …

Optoelectronic performance variations in InGaN/GaN multiple-quantum-well light-emitting diodes: effects of potential fluctuation

ABMH Islam, JI Shim, DS Shin - Materials, 2018 - mdpi.com
We investigate the cause of the optoelectronic performance variations in InGaN/GaN
multiple-quantum-well blue light-emitting diodes, using three different samples from an …

Enhanced radiative recombination rate by local potential fluctuation in InGaN/AlGaN near-ultraviolet light-emitting diodes

ABMH Islam, DS Shim, JI Shim - Applied Sciences, 2019 - mdpi.com
We investigate the differences in optoelectronic performances of InGaN/AlGaN multiple-
quantum-well (MQW) near-ultraviolet light-emitting diodes by using samples with different …

Determining the Turn-On Voltage of GaN-Based Light-Emitting Diodes: From Near-Ultraviolet to Green Spectra

ABMH Islam, DS Shin, JS Kwak… - ECS Journal of Solid …, 2023 - iopscience.iop.org
This work investigates the turn-on voltage (V on) estimation methods from experimental data
of InGaN-based multiple-quantum-well light-emitting diodes (LEDs) with emission spectra …

Measurement of the Piezoelectric Field in InGaN/AlGaN Multiple-Quantum-Well Near-Ultraviolet Light-Emitting Diodes by Electroreflectance Spectroscopy

ABMH Islam, JI Shim, DS Shin - IEEE Journal of Quantum …, 2019 - ieeexplore.ieee.org
The piezoelectric field in InGaN/AlGaN-based multiple-quantum-well (MQW) near-ultraviolet
light-emitting diodes (LEDs) was measured by electroreflectance and photocurrent …

Piezoelectric field in InGaN-based quantum wells grown on c-plane sapphire substrates measured by electroreflectance spectroscopy: from near-ultraviolet to green …

ABMH Islam, JI Shim, DS Shin - Japanese Journal of Applied …, 2020 - iopscience.iop.org
The internal electric field caused by the strain-induced piezoelectric polarization in InGaN-
based single-or multiple-quantum-well light-emitting diodes (LEDs) is measured by using …

Effect of Defects on Strain Relaxation in InGaN/AlGaN Multiple‐Quantum‐Well Near‐Ultraviolet Light‐Emitting Diodes

ABMH Islam, JI Shim, DS Shin… - physica status solidi (a …, 2022 - Wiley Online Library
Three similar‐structure InGaN/AlGaN multiple‐quantum‐well near‐ultraviolet (NUV) light‐
emitting diodes (LEDs) are utilized to investigate the microscopic effect of defects on strain …

[PDF][PDF] Determining the Turn-On Voltage of GaN-Based Light-Emitting Diodes: From Near-Ultraviolet to Green Spectra

S Maksong, T Yemor, S Yanmanee, A Kono, M Tokito… - 2023 - researchgate.net
This work investigates the turn-on voltage (Von) estimation methods from experimental data
of InGaN-based multiple-quantumwell light-emitting diodes (LEDs) with emission spectra …

[PDF][PDF] Optische Untersuchung von semipolaren InGaN/GaN-Quantengräben mit der Kristallorientierung (202̄1̄) und (202̄1)

S Freytag - 2020 - repo.bibliothek.uni-halle.de
Die Gruppe-III-Nitride mit ihren Vertretern GaN, InN und AlN bilden zusammen mit ihren
ternären Verbindungshalbleitern ein Materialsystem mit außergewöhnlichen Eigenschaften …