Study of methylene blue degradation by gold nanoparticles synthesized within natural zeolites

ER León, EL Rodríguez, CR Beas… - Journal of …, 2016 - Wiley Online Library
We carried out the in situ synthesis of gold nanoparticles inside a natural clinoptilolite‐type
zeolite matrix, using ascorbic acid as reducing agent. The microstructure of both zeolite and …

Catalytic oxidation of methylene blue by use of natural zeolite-based silver and magnetite nanocomposites

A Kuntubek, N Kinayat, K Meiramkulova… - Processes, 2020 - mdpi.com
This work reports the synthesis of natural zeolite-based silver and magnetite
nanocomposites and their application for the catalytic oxidation of methylene blue in water …

In situ and ex situ immobilization of nano gold particles in zeolite framework and a comparison of their photocatalytic activities

JV Anusha, AB Nambi, E Subramanian - Journal of Inorganic and …, 2018 - Springer
Gold nano particles—zeolite hybrids (Au-NPs/zeolite) have been prepared in previous
works by either of the two approaches, in situ and ex situ and have been studied for their …

Chemical reduction of methylene blue in the presence of nanocatalysts: a critical review

R Begum, J Najeeb, A Sattar, K Naseem… - Reviews in Chemical …, 2020 - degruyter.com
Abstract Methylene blue (MB)(3, 7-bis (dimethylamino)-phenothiazin-5-ium chloride) is a
harmful pollutant and has been long been known for its detrimental effects on human health …

Study on green synthesis of gold nanoparticles and their potential applications as catalysts

K Banerjee, V Ravishankar Rai - Journal of Cluster Science, 2016 - Springer
Gold being the most biocompatible metal nanoparticle has become an important
biosynthesized drug to be studied in recent field of bioscience. The fungus Aspergillus …

Fe and Ni nanoparticles-loaded zeolites as effective catalysts for catalytic reduction of organic pollutants

A Mekki, A Mokhtar, M Hachemaoui, M Beldjilali… - Microporous and …, 2021 - Elsevier
Three zeolites with different structures (mazzit, faujasite and MFI) were prepared by
hydrothermal way, and then were used to stabilize the Fe and Ni nanoparticles using ion …

A comparative account on the elimination of methylene blue via iron-based nanoparticle: adsorption vs. degradation

A Doi, M Ganguly, M Sahu - Adsorption, 2024 - Springer
Dyes are one of the most threatening toxins released from industry. Methylene blue (MB) is
one of the extremely common dyes in the textile industry. Being complicated in structure and …

Catalytic degradation of methylene blue using biosynthesized gold and silver nanoparticles

VS Suvith, D Philip - Spectrochimica Acta Part A: Molecular and …, 2014 - Elsevier
The scientific community is searching for new synthesis methods for the production of
metallic nanoparticles. Green synthesis has now become a vast developing area of …

Metallic sulfide nanoparticles anchored graphene oxide: Synthesis, characterization and reduction of methylene blue to leuco methylene blue in aqueous mixtures

S Dev, M Singh - Journal of Physics and Chemistry of Solids, 2020 - Elsevier
Oxidizing graphite (Gt) to graphene oxide (GO) through non-explosive oxidizing mixture at
55° C is reported with high yield. GO was anchored with NiS, ZnS, and CdS metallic sulfide …

Direct synthesis and stabilization of Bi-sized cysteine-derived gold nanoparticles: reduction catalyst for methylene blue

Sirajuddin, A Nafady, HI Afridi, S Sara, A Shah… - Journal of the Iranian …, 2011 - Springer
Bi-sized and separable gold nanoparticles (AuNps) with smaller sizes were synthesized by
treatment of cysteine with tetrachloroauric acid solution. These nanoparticles were made …