Polarity in ZnO nanowires: A critical issue for piezotronic and piezoelectric devices

V Consonni, AM Lord - Nano Energy, 2021 - Elsevier
The polar and piezoelectric nature of the wurtzite structure of ZnO nanowires with a high
aspect ratio at nanoscale dimensions is of high interest for piezotronic and piezoelectric …

Surface structure modification of ZnO and the impact on electronic properties

RM Hewlett, MA McLachlan - Advanced materials, 2016 - Wiley Online Library
Zinc oxide (ZnO) is a widely utilized, versatile material implemented in a diverse range of
technological applications, particularly in optoelectronic devices, where its inherent …

Polarity in GaN and ZnO: Theory, measurement, growth, and devices

J Zuniga-Perez, V Consonni, L Lymperakis… - Applied Physics …, 2016 - pubs.aip.org
The polar nature of the wurtzite crystalline structure of GaN and ZnO results in the existence
of a spontaneous electric polarization within these materials and their associated alloys (Ga …

Elucidating the role of surface states of BiVO4 with Mo do** and a CoOOH co-catalyst for photoelectrochemical water splitting

R Yalavarthi, R Zbořil, P Schmuki, A Naldoni… - Journal of Power …, 2021 - Elsevier
Bismuth vanadate (BiVO 4) is a promising material for photoelectrochemical (PEC) water
splitting, however, its PEC performance is limited by the high surface and bulk charge …

[HTML][HTML] Transition from electron accumulation to depletion at β-Ga2O3 surfaces: The role of hydrogen and the charge neutrality level

JEN Swallow, JB Varley, LAH Jones, JT Gibbon… - APL Materials, 2019 - pubs.aip.org
The surface electronic properties of bulk-grown β-Ga 2 O 3 (⁠ 2 01⁠) single crystals are
investigated. The band gap is found using optical transmission to be 4.68 eV. High …

Significance of the different exposed surfaces of ZnO single crystals and nanowires on the photocatalytic activity and processes

A Baillard, E Appert, L Rapenne, V Jacob… - Small …, 2024 - Wiley Online Library
The heterogeneous photocatalysis of organic dyes using ZnO nanowires (NWs) is of high
interest to face the challenge of eco‐efficient water remediation. However, the effects of the …

[HTML][HTML] Femtosecond laser ablation (fs-LA) XPS–A novel XPS depth profiling technique for thin films, coatings and multi-layered structures

MA Baker, SR Bacon, SJ Sweeney, SJ Hinder… - Applied Surface …, 2024 - Elsevier
Sputter depth profiling has been employed for XPS/AES depth profiling since the late 1960s.
However, for many materials, ion beam induced damage distorts the chemical state …

Inorganic–organic interfaces in hybrid solar cells

J Niederhausen, KA Mazzio… - Electronic …, 2021 - iopscience.iop.org
In this review, we present important concepts to describe inorganic–organic interfaces in
hybrid solar cells. We discuss the formation of hybrid interfaces, provide an introduction to …

Active‐ion‐gated room temperature acetone gas sensing of ZnO nanowires array

J Guo, J Gan, H Ruan, X Yuan, C Kong, Y Liu… - …, 2022 - Wiley Online Library
Reducing the high operation temperature of gas sensor to room temperature (RT) have
attracted intense interests for its distinct preponderances, including energy‐saving and …

Role of the metal-oxide work function on photocurrent generation in hybrid solar cells

C Thu, P Ehrenreich, KK Wong, E Zimmermann… - Scientific reports, 2018 - nature.com
ZnO is a widely used metal-oxide semiconductor for photovoltaic application. In solar cell
heterostructures they not only serve as a charge selective contact, but also act as electron …