ArticleRSC advances2024
The role of pH-induced tautomerism of polyvinylpyrrolidone on the size, stability, and antioxidant and antibacterial activities of silver nanoparticles synthesized using microwave radiation.
Article in RSC advances, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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Who cites it
2 citing papers in PubMed, 19 citations in OpenAlex.
- Effect of polyvinylpyrrolidone molecular weight and concentration on its dual role in the synthesis, stability and antimicrobial activity of silver nanoparticles.Scientific reports · 2026Article
- Synthesis of nano silver particles using extracellular polysaccharide of Pseudoduganella armeniaca ZMN-3: antibacterial activity, antibacterial mechanism and antibacterial application as coating.BMC biotechnology · 2025Article
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Authors and funding
9 authors at 6 institutions in 3 countries.
Funding
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Abstract
Tautomerism alters the structure and properties of materials, which can be exploited to control their chemical and biological activities. The role of pH-induced tautomerism of polyvinylpyrrolidone (PVP) was determined by measuring the size, stability, and antioxidant and antibacterial properties of microwave synthesized-silver nanoparticles (AgNPs). TEM and XRD analyses confirmed the formation of face-centered cubic silver nanoparticles. PVP stabilized the AgNPs by interaction with the carbonyl or hydroxyl groups depending on the tautomerization under different pH conditions. At pH 4, PVP was stable in the keto tautomer, stabilizing Ag through electron donation of oxygen atoms in the carbonyl group, producing smaller AgNPs with a higher zeta potential. At pH 7 and 9, the enol tautomer PVP stabilized the AgNPs
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Registered trials
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