Wide bandgap oxide semiconductors: from materials physics to optoelectronic devices

J Shi, J Zhang, L Yang, M Qu, DC Qi… - Advanced …, 2021 - Wiley Online Library
Wide bandgap oxide semiconductors constitute a unique class of materials that combine
properties of electrical conductivity and optical transparency. They are being widely used as …

First-principles calculations for point defects in solids

C Freysoldt, B Grabowski, T Hickel, J Neugebauer… - Reviews of modern …, 2014 - APS
Point defects and impurities strongly affect the physical properties of materials and have a
decisive impact on their performance in applications. First-principles calculations have …

Fundamentals of zinc oxide as a semiconductor

A Janotti, CG Van de Walle - Reports on progress in physics, 2009 - iopscience.iop.org
In the past ten years we have witnessed a revival of, and subsequent rapid expansion in, the
research on zinc oxide (ZnO) as a semiconductor. Being initially considered as a substrate …

Blue Luminescence of ZnO nanoparticles based on non‐equilibrium processes: defect origins and emission controls

H Zeng, G Duan, Y Li, S Yang, X Xu… - Advanced functional …, 2010 - Wiley Online Library
High concentrations of defects are introduced into nanoscale ZnO through non‐equilibrium
processes and resultant blue emissions are comprehensively analyzed, focusing on defect …

Photoluminescence of ZnO nanowires: a review

A Galdámez-Martinez, G Santana, F Güell… - Nanomaterials, 2020 - mdpi.com
One-dimensional ZnO nanostructures (nanowires/nanorods) are attractive materials for
applications such as gas sensors, biosensors, solar cells, and photocatalysts. This is due to …

The role of intrinsic defects in methylammonium lead iodide perovskite

J Kim, SH Lee, JH Lee, KH Hong - The journal of physical …, 2014 - ACS Publications
One of the major merits of CH3NH3PbI3 perovskite as an efficient absorber material for the
photovoltaic cell is its long carrier lifetime. We investigate the role of the intrinsic defects of …

ZnO as a functional material, a review

MA Borysiewicz - Crystals, 2019 - mdpi.com
Zinc oxide (ZnO) is a fascinating wide band gap semiconductor material with many
properties that make it widely studied in the material science, physics, chemistry …

Materials processing routes to trap-free halide perovskites

A Buin, P Pietsch, J Xu, O Voznyy, AH Ip, R Comin… - Nano …, 2014 - ACS Publications
Photovoltaic devices based on lead iodide perovskite films have seen rapid advancements,
recently achieving an impressive 17.9% certified solar power conversion efficiency. Reports …

Defects in zno

MD McCluskey, SJ Jokela - Journal of Applied Physics, 2009 - pubs.aip.org
Zinc oxide (ZnO) is a wide band gap semiconductor with potential applications in
optoelectronics, transparent electronics, and spintronics. The high efficiency of UV emission …

Assessment of correction methods for the band-gap problem and for finite-size effects in supercell defect calculations: Case studies for ZnO and GaAs

S Lany, A Zunger - Physical Review B—Condensed Matter and Materials …, 2008 - APS
Contemporary theories of defects and impurities in semiconductors rely to a large extent on
supercell calculations within density-functional theory using the approximate local-density …