Novel nanozyme Ag/Fe3O4@ h-BN with peroxidase-mimicking and oxidase-mimicking activities for dye degradation, As (V) removal and detection

Z Xin, K Duan, Q Zhuo, Q He, X Zhang, C Zheng… - Chemical Engineering …, 2023 - Elsevier
Wastewater rich in compound pollution often posed serious environmental burden, not only
for the disposal difficulties, but also with a large amount of energy consumption. Recently, an …

Ag-Fe3O4 nanozyme with peroxidase-like activity for colorimetric detection of sulfide ions and dye degradation

Y Wang, Y Ding, Y Tan, X Liu, L Fu, W Qing - Journal of Environmental …, 2023 - Elsevier
Nanozymes based on metal are attractive substitutes to natural enzymes because of stability
and low cost. At present, it is a great challenge to obtain highly active and specific metallic …

Atomically dispersed Fe/Bi dual active sites single-atom nanozymes for cascade catalysis and peroxymonosulfate activation to degrade dyes

Q Chen, Y Liu, Y Lu, Y Hou, X Zhang, W Shi… - Journal of Hazardous …, 2022 - Elsevier
Constructing single-atom nanozymes (SAzymes) with densely exposed and dispersed
double metal-N x catalytic sites for pollution remediation remains rare and challenging …

Composites of Fe3O4, Ag, and Au Nanoparticles for Dye Degradation and Selective Detection of Glutathione

Z Gao, H Wu, Z Liu, L Liu, Z Zeng, X Yang… - ACS Applied Nano …, 2023 - ACS Publications
In comparison with the poor stability, high cost, and difficult preparation of conventional
natural enzymes, nanozymes have the obvious advantages of excellent stability, high …

Single-atom nanozyme based on Mn-center with enhanced peroxidase-like activity for organic dye degradation

Q Feng, G Wang, L Xue, Y Wang, M Liu… - ACS Applied Nano …, 2023 - ACS Publications
Compared with natural enzymes, nanozymes have advantages such as high stability, low
cost, and a broad application prospect. However, due to the low catalytic activity of …

Switching on-off-on colorimetric sensor based on Fe-N/SC single-atom nanozyme for ultrasensitive and multimodal detection of Hg2+

R Li, X He, R Javed, J Cai, H Cao, X Liu, Q Chen… - Science of The Total …, 2022 - Elsevier
Single-atom nanozymes (SAzymes) as a new class of efficient nanozymes have attracted
extensive research interest due to their high catalytic activity and specificity. However, it is …

Single-atom nanozyme enabled fast and highly sensitive colorimetric detection of Cr (VI)

Y Mao, S Gao, L Yao, L Wang, H Qu, Y Wu… - Journal of Hazardous …, 2021 - Elsevier
As a high biologically toxic heavy metal ion, Cr (VI) will cause environmental pollution and
endanger human health. Therefore, the development of fast, simple and visible detection …

Dual-active-site Fe/Cu single-atom nanozymes with multifunctional specific peroxidase-like properties for S2− detection and dye degradation

X Chen, Y Wang, M Feng, D Deng, X Xie, C Deng… - Chinese Chemical …, 2023 - Elsevier
Designing single-atom nanozymes with densely exposed metal atom active sites and
enhancing catalytic activity to detect pollutants remain a serious challenge. Herein, we …

β-Cyclodextrin and graphene oxide co-strengthened AgRu bimetal mesoporous nanozyme: An efficient strategy for visual detection and removal of toxic Hg2+ and Cl−

Z Yan, L Xing, L Zhao, X Zhang, Y Zhang… - Journal of …, 2022 - Elsevier
In this work, to efficiently eliminate the threat of toxic Cl− and Hg 2+, a kind of AgRu bimetal
mesoporous nanozyme co-stabilized by β-cyclodextrin and graphene oxide (AgRu@ β-CD …

[HTML][HTML] FeNC single atom nanozymes with dual enzyme-mimicking activities for colorimetric detection of hydrogen peroxide and glutathione

W Lu, S Chen, H Zhang, J Qiu, X Liu - Journal of Materiomics, 2022 - Elsevier
Abstract H 2 O 2 and glutathione (GSH) are critical redox molecules in the organism.
Abnormal levels of cellular H 2 O 2 and GSH are closely related to some diseases. Thus, it is …