Probing of local multifield coupling phenomena of advanced materials by scanning probe microscopy techniques

T Li, K Zeng - Advanced Materials, 2018 - Wiley Online Library
The characterization of the local multifield coupling phenomenon (MCP) in various
functional/structural materials by using scanning probe microscopy (SPM)‐based …

Emulation of bio-synaptic behaviours in copper-doped zinc oxide memristors: a nanoscale scanning probe microscopic study

R Mandal, A Mandal, A Mitra, T Som - Applied Surface Science, 2022 - Elsevier
Memristors emulating biological synapses to perform memory and learning functions are
crucial for realizing bio-inspired neuromorphic systems. However, to meet the increasing …

Elucidating the charge carrier transport and extraction in planar heterojunction perovskite solar cells by Kelvin probe force microscopy

J Chang, J Xiao, Z Lin, H Zhu, QH Xu, K Zeng… - Journal of Materials …, 2016 - pubs.rsc.org
Perovskite solar cells have attracted much attention due to their high power conversion
efficiency and low fabrication cost. The efficiency of the devices depends on the charge …

Resistive switching and polarization reversal of hydrothermal-method-grown undoped zinc oxide nanorods by using scanning probe microscopy techniques

J Xiao, WL Ong, Z Guo, GW Ho… - ACS applied materials & …, 2015 - ACS Publications
This paper reports the localized electrical, polarization reversal, and piezoelectric properties
of the individual hexagonal ZnO nanorods, which are grown via the hydrothermal method …

Characterization of catalysts by advanced scanning probe microscopy and spectroscopy

Y Sun, K Zeng - ChemCatChem, 2020 - Wiley Online Library
Considering that there is a shortage of sustainable resources and that serious
environmental issues need to be solved, the development of efficient catalysts has attracted …

[HTML][HTML] Electron promoted ZnO for catalytic synthesis of higher alcohols from syngas

F Li, Q Zhang, J Liu, N Cui, G Guan, W Huang - Green Energy & …, 2022 - Elsevier
Direct conversion of syngas from those non-petroleum carbon resources to higher alcohols
are very attractive due to the process simplicity with low energy consumption. However, the …

Resistive switching behavior in copper doped zinc oxide (ZnO: Cu) thin films studied by using scanning probe microscopy techniques

J Xiao, TS Herng, J Ding, K Zeng - Journal of Alloys and Compounds, 2017 - Elsevier
The bipolar resistive switching (RS) behavior of Cu doped ZnO (ZnO: Cu) thin film samples
is studied by using the conductive Atomic Force Microscopy (c-AFM) technique without an …

Tuning of multifunctional Cu-doped ZnO films and nanowires for enhanced piezo/ferroelectric-like and gas/photoresponse properties

WL Ong, H Huang, J Xiao, K Zeng, GW Ho - Nanoscale, 2014 - pubs.rsc.org
The prospect of tuning and enhancing multiple properties of ZnO from optical, electrical,
piezo to ferroelectricity/magnetism with Cu dopants will certainly spur the pursuit of facile …

Effects of cobalt substitution on ZnO surface reactivity and electronic structure

D D'Agostino, C Di Giorgio, F Bobba… - Journal of Materials …, 2019 - pubs.rsc.org
We have performed scanning probe microscopy investigations of ZnO and Co-substituted
ZnO under dark/UV conditions as well as in air and an ultra-high vacuum environment to …

Field-induced doping-mediated tunability in work function of Al-doped ZnO: Kelvin probe force microscopy and first-principle theory

M Kumar, S Mookerjee, T Som - Nanotechnology, 2016 - iopscience.iop.org
We demonstrate that the work function of Al-doped ZnO (AZO) can be tuned externally by
applying an electric field. Our experimental investigations using Kelvin probe force …