Colorimetric methods are classical techniques that have been broadly subjected to and
applied for the detection of many analytes. The method is low cost, simple, practically active …

Covering: up to the end of 2022 Natural products (NPs) have found uses in medicine, food,
cosmetics, materials science, environmental protection, and other fields related to our life …

Paper-based sensors have received increasing attention in the last decade, their use has
spread to various application fields, such as clinical diagnostic, food safety, environmental …

Abstract ZnO and Pd-decorated ZnO nanoflowers are synthesized by a simple wet chemical
method directly on interdigitated electrodes as promising amine sensors, which can …

The simultaneous detection of multiple residues of pyrethroid pesticides (PPs) on
vegetables and fruits is still challenging using traditional nanosensing methods due to the …

In recent years, microfluidic lab-on-paper devices have emerged as a rapid and low-cost
alternative to traditional laboratory tests. Additionally, they were widely considered as a …

The monitoring of profile concentrations of chemical markers in saliva samples can be used
to diagnose COVID-19 patients, and differentiate them from healthy individuals. Here, this …

A colorimetric sensor array designed on a paper substrate with a microfluidic structure has
been developed. This array is capable of detecting COVID-19 disease by tracking …

There is an obvious pressing demand for the sensitive and rapid, identification of toxic gases
as environmental concerns. In this study, a facile approach for the detection and …

Herein, a facile, environmental-friendly, and sustainable strategy for efficient separation,
conversion, and utilization of lignocellulose components was developed. Lignocellulose …