An ultrahigh efficiency excitonic micro-LED
High efficiency micro-LEDs, with lateral dimensions as small as one micrometer, are desired
for next-generation displays, virtual/augmented reality, and ultrahigh-speed optical …
for next-generation displays, virtual/augmented reality, and ultrahigh-speed optical …
The physics of recombinations in III-nitride emitters
The physics of carrier recombinations in III-nitride light emitters are reviewed, with an
emphasis on experimental investigations. After a discussion of various methods of …
emphasis on experimental investigations. After a discussion of various methods of …
Coupled Charge Transfer Dynamics and Photoluminescence Quenching in Monolayer MoS2 Decorated with WS2 Quantum Dots
Herein, we have investigated the tunability of the photoluminescence (PL) of the monolayer
MoS2 (1L-MoS2) by decorating it with WS2 quantum dots (WS2 QD). The direct bandgap 1L …
MoS2 (1L-MoS2) by decorating it with WS2 quantum dots (WS2 QD). The direct bandgap 1L …
Imaging nonradiative point defects buried in quantum wells using cathodoluminescence
Crystallographic point defects (PDs) can dramatically decrease the efficiency of
optoelectronic semiconductor devices, many of which are based on quantum well (QW) …
optoelectronic semiconductor devices, many of which are based on quantum well (QW) …
Broadband, high‐speed, and large‐amplitude dynamic optical switching with yttrium‐doped cadmium oxide
Transparent conducting oxides, such as doped indium oxide, zinc oxide, and cadmium
oxide (CdO), have recently attracted attention as tailorable materials for applications in …
oxide (CdO), have recently attracted attention as tailorable materials for applications in …
Continuous-wave current injected InGaN/GaN microdisk laser on Si (100)
M Feng, H Zhao, R Zhou, Y Tang, J Liu, X Sun… - ACS …, 2022 - ACS Publications
GaN-based microdisk laser on Si can be adopted as an efficient on-chip laser source for Si
photonics. However, most of the reported microdisk lasers are integrated on Si (111), which …
photonics. However, most of the reported microdisk lasers are integrated on Si (111), which …
Optoelectronic properties and ultrafast carrier dynamics of copper iodide thin films
ZH Li, JX He, XH Lv, LF Chi, KO Egbo, MD Li… - Nature …, 2022 - nature.com
As a promising high mobility p-type wide bandgap semiconductor, copper iodide has
received increasing attention in recent years. However, the defect physics/evolution are still …
received increasing attention in recent years. However, the defect physics/evolution are still …
Long-Range Carrier Diffusion in Quantum Wells and Implications from Fundamentals to Devices
A David - Physical Review Applied, 2021 - APS
Photoluminescence measurements on high-quality (In, Ga) N quantum wells reveal that
carriers diffuse laterally to long distances at room temperature, up to tens of microns. This …
carriers diffuse laterally to long distances at room temperature, up to tens of microns. This …
Excitons in a disordered medium: A numerical study in InGaN quantum wells
Excitons in InGaN quantum wells are investigated numerically, considering random alloy
disorder and Coulomb interaction on equal footing in the Schrödinger equation. Their …
disorder and Coulomb interaction on equal footing in the Schrödinger equation. Their …
Optoelectronic property comparison for isostructural Cu 2 BaGeSe 4 and Cu 2 BaSnS 4 solar absorbers
To target mitigation of anti-site defect formation in Cu2ZnSnS4− xSex, a new class of
chalcogenides, for which Ba or Sr (group 2) replace Zn (group 12), has recently been …
chalcogenides, for which Ba or Sr (group 2) replace Zn (group 12), has recently been …