Colorimetric detection of heavy metal ions with various chromogenic materials: Strategies and applications

Z Chen, Z Zhang, J Qi, J You, J Ma, L Chen - Journal of hazardous …, 2023 - Elsevier
Detection of heavy metal ions has drawn significant attention in environmental and food
area due to their threats to the human health and ecosystem. Colorimetry is one of the most …

Recent progress of smartphone-assisted microfluidic sensors for point of care testing

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sensing colorimetric devices thanks to their high surface to volume ratio and distinctive …

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 …

Deep learning-assisted smartphone-based ratio fluorescence for “on–off-on” sensing of Hg2+ and thiram

Z Lu, J Li, K Ruan, M Sun, S Zhang, T Liu, J Yin… - Chemical Engineering …, 2022 - Elsevier
Rapid, accurate, and low-cost detection of heavy metals and pesticide residues are crucial
to environmental pollution control, but it is still a challenge. In this work, the fluorescence …

based flexible devices for energy harvesting, conversion and storage applications: A review

A Thakur, P Devi - Nano Energy, 2022 - Elsevier
Paper, in addition to its frequent usage in writing, packaging, printing, etc., has gained
comprehensive utility as a flexible and conductive base in sensors, solar energy harvesting …

Capillary flow-driven microfluidics combined with a paper device for fast user-friendly detection of heavy metals in water

P Aryal, E Brack, T Alexander, CS Henry - Analytical Chemistry, 2023 - ACS Publications
Human exposure to heavy metals is a concerning global problem because of its detrimental
effect on our health and ecosystem. Assessing the levels of these metals is cost-and labor …

Recent development in nanomaterials fabricated paper-based colorimetric and fluorescent sensors: A review

S Patel, R Jamunkar, D Sinha, TK Patle, T Kant… - Trends in Environmental …, 2021 - Elsevier
The paper-based sensing devices have drawn a broad interest in analytical chemistry for
colorimetric and fluorescent-based analysis of biological, environmental, clinical, and food …

Non-destructive determination of beef freshness based on colorimetric sensor array and multivariate analysis

W Xu, Y He, J Li, Y Deng, E Xu, J Feng, T Ding… - Sensors and Actuators B …, 2022 - Elsevier
Rapid and reliable detection of beef freshness is essential for diet safety and resource-
saving. In this study, the colorimetric sensor array (CSA) integrated with whale optimization …

Simultaneous colorimetric and electrochemical detection of trace mercury (Hg2+) using a portable and miniaturized aptasensor

AM Ulloa-Gomez, A Lucas, A Koneru, A Barui… - Biosensors and …, 2023 - Elsevier
We report a novel aptasensor for the simultaneous colorimetric and electrochemical
detection of mercury (Hg 2+). This device consists of a paper-based microfluidic component …