Effect of step-graded superlattice electron blocking layer on performance of AlGaN based deep-UV light emitting diodes
We have presented improvement in the internal quantum efficiency (IQE) for deep-ultraviolet
(DUV) AlGaN-based multi-quantum well (MQW) light-emitting diodes (LEDs) by …
(DUV) AlGaN-based multi-quantum well (MQW) light-emitting diodes (LEDs) by …
III-nitride short period superlattices for deep UV light emitters
SA Nikishin - Applied Sciences, 2018 - mdpi.com
Featured Application Advanced infrared, visible, and ultraviolet light emitters. Abstract III-
Nitride short period superlattices (SPSLs), whose period does not exceed~ 2 nm (~ 8 …
Nitride short period superlattices (SPSLs), whose period does not exceed~ 2 nm (~ 8 …
High efficiency electron-blocking-layer-free deep ultraviolet LEDs with graded Al-content AlGaN insertion layer
L Shi, P Du, G Tao, Z Liu, W Luo, S Liu… - Superlattices and …, 2021 - Elsevier
AlGaN-based deep ultraviolet light-emitting diodes (DUV-LEDs) generally employ an
electron blocking layer (EBL) to suppress electron leakage. However, the EBL can also …
electron blocking layer (EBL) to suppress electron leakage. However, the EBL can also …
AlInGaN-based superlattice p-region for improvement of performance of deep UV LEDs
A deep ultraviolet light-emitting diode (DUV LED) consisting of a specifically designed
intermediate p-type region involving a superlattice quaternary nitride alloy has been …
intermediate p-type region involving a superlattice quaternary nitride alloy has been …
Performance enhancement of UV quantum well light emitting diode through structure optimization
In this paper, an extensive study is carried out via theoretical simulation to determine the
electrical and optical characteristics of AlGaN based multi-quantum well near-ultra violet …
electrical and optical characteristics of AlGaN based multi-quantum well near-ultra violet …
High-performance AlGaN-based deep ultraviolet light-emitting diodes with different types of InAlGaN/AlGaN electron blocking layer
P Du, L Shi, S Liu, S Zhou - Japanese Journal of Applied Physics, 2021 - iopscience.iop.org
The efficiency performance of AlGaN-based deep ultraviolet light-emitting diodes (DUV
LEDs) is restricted by the poor hole injection and severe electron leakage. Here, we propose …
LEDs) is restricted by the poor hole injection and severe electron leakage. Here, we propose …
Polarization-doped quantum wells with graded Al-composition for highly efficient deep ultraviolet light-emitting diodes
P Du, L Shi, S Liu, S Zhou - Micro and Nanostructures, 2022 - Elsevier
The efficiency performance of AlGaN-based deep ultraviolet light-emitting diodes (DUV
LEDs) suffers from the strong polarization effect in multiple quantum wells (MQWs). Here, we …
LEDs) suffers from the strong polarization effect in multiple quantum wells (MQWs). Here, we …
Suppression of efficiency droop in AlGaN based deep UV LEDs using double side graded electron blocking layer
We have envisaged and designed a novel III-V nitride based deep ultraviolet light emitting
diode (LED) with reasonably high efficiency at higher current density using a double-side …
diode (LED) with reasonably high efficiency at higher current density using a double-side …
Rational superlattice electron blocking layer design for boosting the quantum efficiency of 371 nm ultraviolet light-emitting diodes
P Du, X Zhao, Y Qian, P Liu, B Tang… - … on Electron Devices, 2021 - ieeexplore.ieee.org
Although great progress has been made in InGaN/AlGaN ultraviolet light-emitting diodes
(UV LEDs), their quantum efficiency is still suffering from severe electron leakage and poor …
(UV LEDs), their quantum efficiency is still suffering from severe electron leakage and poor …
Optimization of AlGaN-based deep UV LED performance by p-AlInGaN/AlInGaN graded superlattice electron blocking layer
Y Xu, M Yin, X Sang, F Wang, JJ Liou, Y Liu - Applied Optics, 2023 - opg.optica.org
In this paper, we significantly improved the internal quantum efficiency and output power of
AlGaN-based deep UV (DUV) LEDs by replacing the conventional p-AlGaN electron …
AlGaN-based deep UV (DUV) LEDs by replacing the conventional p-AlGaN electron …