Light-addressable electrochemical sensors toward spatially resolved biosensing and imaging applications

Y Meng, F Chen, C Wu, S Krause, J Wang… - Acs Sensors, 2022 - ACS Publications
The light-addressable electrochemical sensor (LAES) is a recently emerged bioanalysis
technique combining electrochemistry with the photoelectric effect in a semiconductor. In an …

Biological imaging using light-addressable potentiometric sensors and scanning photo-induced impedance microscopy

F Wu, I Campos, DW Zhang… - Proceedings of the …, 2017 - royalsocietypublishing.org
Light-addressable potentiometric sensors (LAPS) and scanning photo-induced impedance
microscopy (SPIM) use photocurrent measurements at electrolyte–insulator–semiconductor …

[HTML][HTML] Photoelectrochemical imaging system with high spatiotemporal resolution for visualizing dynamic cellular responses

B Zhou, A Das, M Zhong, Q Guo, DW Zhang… - Biosensors and …, 2021 - Elsevier
Photoelectrochemical imaging has great potential in the label-free investigation of cellular
processes. Herein, we report a new fast photoelectrochemical imaging system (PEIS) for DC …

Nanoscale silicon oxide reduces electron transfer kinetics of surface-bound ferrocene monolayers on silicon

T Li, EM Dief, X Lyu, S Rahpeima… - The Journal of …, 2021 - ACS Publications
Functionalizing Si with self-assembled monolayers (SAMs) paves the way for integrating the
semiconducting properties of Si with the diverse properties of organic molecules. Highly …

Light-addressable actuator-sensor platform for monitoring and manipulation of pH gradients in microfluidics: A case study with the enzyme penicillinase

R Welden, M Jablonski, C Wege, M Keusgen… - Biosensors, 2021 - mdpi.com
The feasibility of light-addressed detection and manipulation of pH gradients inside an
electrochemical microfluidic cell was studied. Local pH changes, induced by a light …

Laser-induced plasmonic heating in copper nanowire fabric as a photothermal catalytic reactor

CC Chuang, HC Chu, SB Huang, WS Chang… - Chemical Engineering …, 2020 - Elsevier
Metallic nanostructures possessing higher surface-to-volume ratio provide a more
accessible surface to catalyze chemical reactions compared to the bulk materials. However …

InGaN as a substrate for AC photoelectrochemical imaging

B Zhou, A Das, MJ Kappers, RA Oliver, CJ Humphreys… - Sensors, 2019 - mdpi.com
AC photoelectrochemical imaging at electrolyte–semiconductor interfaces provides spatially
resolved information such as surface potentials, ion concentrations and electrical …

Functionalization of Oxide‐Free Silicon Surfaces for Biosensing Applications

A Henriksson, P Neubauer… - Advanced Materials …, 2021 - Wiley Online Library
As an alternative to standard silicon biofunctionalization protocol based on alkoxysilanes
that bind to SiO2 on oxidized silicon substrates, several protocols to form bifunctional …

A sensitive and selective method for visual chronometric detection of copper (II) ions using clock reaction

Y Yaling, H Yi - Analytical Sciences, 2019 - jstage.jst.go.jp
We report a visual chronometric method for the detection of copper (II) ions (Cu2+) using the
clock reaction between methylene blue (MB) and hydrazine (N2H4). The addition of Cu2+ …

Surface modification and construction of LAPS towards biosensing applications

J Wang, L Du, S Krause, C Wu, P Wang - Sensors and Actuators B …, 2018 - Elsevier
The light-addressable potentiometric sensor (LAPS) is a spatially resolved biochemical
sensor based on a field-effect structure. Over the past three decades, it has gained …