Journey of ZnO quantum dots from undoped to rare-earth and transition metal-doped and their applications

P Singh, RK Singh, R Kumar - RSC advances, 2021 - pubs.rsc.org
Currently, developments in the field of quantum dots (QDs) have attracted researchers
worldwide. A large variety of QDs have been discovered in the few years, which have …

A review of novel methods to improve the optical and electrical properties of n-type and p-type sulphides and oxides: leading the frontiers of semiconductor technology

O Madkhali - Physica Scripta, 2024 - iopscience.iop.org
This review paper focuses on the current advancements in improving the optical and
electrical properties of n-type and p-type oxides and sulphide semiconductors. The demand …

Significant lifetime enhancement in QLEDs by reducing interfacial charge accumulation via fluorine incorporation in the ZnO electron transport layer

DS Chung, T Davidson-Hall, G Cotella, Q Lyu… - Nano-Micro Letters, 2022 - Springer
ZnO nanoparticles are widely used for the electron transport layers (ETLs) of quantum dots
light emitting devices (QLEDs). In this work we show that incorporating fluorine (F) into the …

Highly efficient inverted quantum dot light-emitting diodes employing sol-gel derived Li-doped ZnO as electron transport layer

J Jing, L Lin, K Yang, H Hu, T Guo, F Li - Organic Electronics, 2022 - Elsevier
Zinc oxide (ZnO) is widely used as an electron transport layer (ETL) in quantum dot light-
emitting diodes (QLED) because of its advantages of appropriate energy level and the …

Cubic-and Hexagonal-Phase MgZnO Nanoparticles for Electron Transport Layers in Electroluminescent Quantum-Dot Light-Emitting Diodes

MS Hoang, HS Chen - ACS Applied Nano Materials, 2023 - ACS Publications
Magnesium-doped zinc oxide (MZO) nanoparticles (NPs) with a cubic zinc blende (ZB)
structure and with a hexagonal wurtzite (WZ) structure were prepared via a wet-chemical …

Surface organic ligand-passivated quantum dots: toward high-performance light-emitting diodes with long lifetimes

L Wang, Y Lv, J Lin, J Zhao, X Liu, R Zeng… - Journal of Materials …, 2021 - pubs.rsc.org
For quantum dot light-emitting diodes (QLEDs), typical colloidal quantum dots (QDs) are
usually composed of a core/shell heterostructure which is covered with organic ligands as …

Increase the efficiency of lead sulfide colloidal quantum dots solar cells by incorporating In2O3 and NiO interlayers

R Bashir, MK Bilal, A Bashir - Journal of Power Sources, 2024 - Elsevier
Substantial advancements have been made in PbS colloidal quantum dot solar cells
(CQDSCs) by focusing on device architecture, manipulating band alignment, and refining …

Mg-Doped ZnO nanoparticle films as the interlayer between the ZnO electron transport layer and InP quantum dot layer for light-emitting diodes

L Wang, J Lin, X Liu, S Cao, Y Wang… - The Journal of …, 2020 - ACS Publications
Because of the wide emission spectrum tunability that ranges from the visible region to the
near-infrared, InP-based colloidal quantum dots (QDs) show great promise for use in the …

ZnO/SrTiO3, ZnO/WO3, and ZnO/Zn2SnO4 Bilayer as Electron Transport Layers for Lead Sulfide Colloidal Quantum Dots Solar Cells

R Bashir, MK Bilal, A Bashir, SU Asif, Y Peng - Small, 2024 - Wiley Online Library
In order to enhance the overall efficiency of colloidal quantum dots solar cells, it is crucial to
suppress the recombination of charge carriers and minimize energy loss at the interfaces …

Performance improvement of quantum dot light-emitting diodes using a ZnMgO electron transport layer with a core/shell structure

YB Eun, GP Jang, JH Yang, SY Kim, YB Chae, MY Ha… - Materials, 2023 - mdpi.com
Highly efficient and all-solution processed quantum dot light-emitting diodes (QLEDs) with
high performance are demonstrated by employing ZnMgO nanoparticles (NPs) with …