Matches in SemOpenAlex for { <https://semopenalex.org/work/W4282003561> ?p ?o ?g. }
- W4282003561 endingPage "1114" @default.
- W4282003561 startingPage "1098" @default.
- W4282003561 abstract "The unique structural characteristics and superior biocompatibility make the protein nanofibers promising immobilization platforms/substrates for catalysts/enzymes. Metal nanoparticles have been employed as the catalysts in industries due to their excellent catalytic activity and stability, whereas their high surface energy leads to nanoparticle aggregation, thereby hampering their catalytic performance. Here, amyloid fibril (AF) derived from whey protein isolate (WPI) was chosen as the support of silver nanoparticles (AgNP) and utilized for the catalytic reduction of methylene blue (MB). The one-dimensional amyloid-based hybrid materials (AgNP/WPI-AF) were first synthesized via chemical or photochemical route. The characterization of AgNP/WPI-AF by UV-vis spectrophotometry and electron microscopy revealed that the sizes of AgNP on WPI-AF's surface ranged from 2 to 30 nm. Next, the catalytic performances of AgNP/WPI-AF prepared by various routes for MB degradation were investigated. Additionally, the kinetic data were analyzed using two different models and the apparent rate constants and thermodynamic parameters were further determined accordingly. Moreover, the reusability of AgNP/WPI-AF was assessed by monitoring the percentage removal of MB over consecutive filtering cycles. Our results indicated that Langmuir-Hinshelwood-type mechanism better described the catalytic MB reduction using AgNP/WPI-AF. This work provides a nice example of application of nanoparticle-amyloid fibril composite materials for catalysis." @default.
- W4282003561 created "2022-06-13" @default.
- W4282003561 creator A5001182670 @default.
- W4282003561 creator A5032083553 @default.
- W4282003561 creator A5039482466 @default.
- W4282003561 creator A5042698752 @default.
- W4282003561 creator A5063177635 @default.
- W4282003561 date "2022-07-01" @default.
- W4282003561 modified "2023-09-28" @default.
- W4282003561 title "Silver nanoparticle-deposited whey protein isolate amyloid fibrils as catalysts for the reduction of methylene blue" @default.
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