Recent advances in nanomaterial-enabled screen-printed electrochemical sensors for heavy metal detection

X Liu, Y Yao, Y Ying, J Ping - TrAC Trends in Analytical Chemistry, 2019 - Elsevier
Heavy metal ions, one of the most important pollutants today, widely exist in the
environment, and can cause different degrees of damage to the ecological environment and …

Quantitative colorimetric sensing of heavy metal ions via analyte-promoted growth of Au nanoparticles with timer or smartphone readout

F Hua, F Pan, J Yang, Y Yan, X Huang, Y Yuan… - Analytical and …, 2023 - Springer
This work describes two new colorimetric nanosensors for label-free, equipment-free
quantitative detection of nanomolar copper (II)(Cu2+) and mercury (II)(Hg2+) ions. Both are …

Silver nanoclusters encapsulated into metal–organic frameworks with enhanced fluorescence and specific ion accumulation toward the microdot array-based …

C Fan, X Lv, F Liu, L Feng, M Liu, Y Cai, H Liu… - ACS …, 2018 - ACS Publications
Silver nanoclusters (AgNCs) were first coated with bovine serum albumin (BSA) and then
encapsulated into porous metal–organic frameworks of ZIF-8 by the protein-mediated …

Highly sensitive and selective visual detection of Cr (VI) ions based on etching of silver-coated gold nanorods

D Kim, E Choi, C Lee, Y Choi, H Kim, T Yu, Y Piao - Nano convergence, 2019 - Springer
We report a visual detection of Cr (VI) ions using silver-coated gold nanorods (AuNR@ Ag)
as sensing probes. Au NRs were prepared by a seed-mediated growth process and AuNR …

A robust, magnetic, and self-accelerated electrochemiluminescent nanosensor for ultrasensitive detection of copper ion

YM Lei, BQ Xiao, WB Liang, YQ Chai, R Yuan… - Biosensors and …, 2018 - Elsevier
It is well known that the conventional electrochemiluminescence (ECL) biosensor rely on the
heterogeneous assay formats that involves the immobilization of biorecognition probe on the …

Photothermal waveguide-directed microreactor for enhanced copper ion detection from quantum dots

Y Li, T Wang, Z Li, J Yang, Z Yan, F Luo… - ACS Applied Nano …, 2022 - ACS Publications
Currently, the frontier of nanomaterials has been an extraordinary way for biological and
chemical analysis. Using quantum dots (QDs) has served as a promising strategy for copper …

A rotary multi-positioned cloth/paper hybrid microfluidic device for simultaneous fluorescence sensing of mercury and lead ions by using ion imprinted technologies

L Wang, B Li, J Wang, J Qi, J Li, J Ma, L Chen - Journal of Hazardous …, 2022 - Elsevier
A novel rotary cloth/paper hybrid microfluidic analytical device (μCPAD) was proposed via
the synergy of the fluorescence sensing cloth-based component and rotary paper-based …

An ultra-sensitive smartphone-integrated digital colorimetric and electrochemical Camellia sinensis polyphenols encapsulated CuO nanoparticles-based ammonia …

S Karakuş, G Baytemir, C Özeroğlu… - Inorganic Chemistry …, 2022 - Elsevier
With advancement trends in recent studies, it has drawn considerable attention towards the
development of smartphone-integrated colorimetric biosensors with a high performance …

Exploitation of 2D Cu-MOF nanosheets as a unique electroactive material for ultrasensitive Cu (II) ion estimation in various real samples

SEA Elashery, H Oh - Analytica Chimica Acta, 2021 - Elsevier
Herein, hybrid carbon sensor has been developed with graphite sheets as a matrix, tricresyl
phosphate (TCP) as a plasticizer and nanosheets of 2D Cu-MOF (metal-organic framework) …

Capillary and Electrodynamic Forces-Driven Separation Detection of Metal Ions Using a Disposable Microfluidic Sensor with a Composite Electrode

MM Hossain, MM Karim, KD Seo, DS Park… - Analytical …, 2023 - ACS Publications
A disposable microfluidic channel sensor printed on a plastic platform was developed to
analyze heavy metal ions (HMIs) as a model target species. Precise separation and …