4.7 Review

A tutorial review on bimetallic nanoparticles loaded in smart organic polymer microgels/hydrogels

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Summary: The contamination of water by azo dyes used in textile industries is increasing rapidly, posing a significant threat to living organisms. Therefore, it is crucial to find efficient methods to remove these dyes from water. In this study, a bimetallic nanoparticle smart polymer microgel system was developed, which demonstrated excellent catalytic efficiency for degradation of various dyes in aqueous medium. The system also showed pH and temperature responsive behavior, and it was found to be a recyclable catalyst.

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Muhammad Arif et al.

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Catalytic degradation of organic dyes using Au-poly (styrene@N-isopropylmethacrylamide) hybrid microgels

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Recent Advances in Microgels: From Biomolecules to Functionality

Yufan Xu et al.

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CuAu bimetallic plasmonic-enhanced catalysts supported on alginate biohydrogels

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Complete life of cobalt nanoparticles loaded into cross-linked organic polymers: a review

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Summary: The unique combination of cobalt nanoparticles and smart polymer microgels has attracted great interest in the production of hydrogen gas and removal of toxic dyes from water. The responsive behavior of microgels makes cobalt nanoparticle-loaded microgels most suitable for these applications. Various types of cobalt nanoparticle microgels have been reported in the literature, with hybrid microgel formations playing an important role. This report provides a comprehensive review of the synthesis, classification, characterization, and applications of cobalt nanoparticle microgels, with a focus on their catalytic generation of hydrogen and reduction of pollutants.

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Enhanced catalytic activity in hydrogen production from hydrolysis of sodium borohydride using starch hydrogel-CoNi bimetallic alloys

Sanoe Chairam et al.

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Cu-Fe embedded cross-linked 3D hydrogel for enhanced reductive removal of Cr(VI): Characterization, performance, and mechanisms

Yin Wang et al.

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Hina Naeem et al.

Summary: Poly(methacrylic acid) hydrogels were synthesized using a free radical polymerization process as templates for the synthesis of silver, cobalt, and bimetallic nanoparticles. The loaded metal ions in the hydrogels were treated with a reducing agent to obtain corresponding metal nanoparticles, which were used as catalysts for degrading organic dyes and nitro compounds in contaminated water. Various parameters of the catalysts and their reusability were investigated.

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Highly porous cryogels loaded with bimetallic nanoparticles as an efficient antimicrobial agent and catalyst for rapid reduction of water-soluble organic contaminants

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