Journal ArticleDOI
Hydrothermal synthesis and characterization of surface-modified δ-MnO2 with high Fenton-like catalytic activity
TLDR
In this article, a surface modified δ-MnO 2 with a hierarchical structure was synthesized via a hydrothermal redox reaction between toluene and KMnO 4.About:
This article is published in Catalysis Communications.The article was published on 2015-07-05. It has received 35 citations till now. The article focuses on the topics: Toluene & Hydrothermal synthesis.read more
Citations
More filters
Journal ArticleDOI
Degradation of Cosmetic Microplastics via Functionalized Carbon Nanosprings
TL;DR: In this article, the authors presented integrated carbocatalytic oxidation and hydrothermal (HT) hydrolysis of microplastics over magnetic spring-like carbon nanotubes.
Journal ArticleDOI
Oxygen Vacancies Induced by Transition Metal Doping in γ-MnO2 for Highly Efficient Ozone Decomposition.
TL;DR: It is confirmed that Ce-γ-MnO2 exhibited more surface oxygen vacancies and surface defects, which play a key role during the decomposition of ozone, indicating that it is a promising material for ozone decomposition.
Journal ArticleDOI
Removal of dye from polluted water using novel nano manganese oxide-based materials
Md. Aminul Islam,Md. Aminul Islam,Imran Ali,S.M. Abdul Karim,Md. Shakhawat Hossain Firoz,Al-Nakib Chowdhury,David W. Morton,Michael J. Angove +7 more
TL;DR: In this paper, a review summarizes the toxicity and recent advances for removing dyes from wastewater using nanosized manganese oxides (MnOs) sorbents and describes the various experimental parameters necessary for adsorption optimization, such as adaption time, pH, initial dye concentration, amount of sorbent and temperature.
Journal ArticleDOI
Enhancing Oxygen Vacancies by Introducing Na+ into OMS-2 Tunnels To Promote Catalytic Ozone Decomposition.
TL;DR: The research results showed that the catalytic activity of the Na-OMS-2 deactivated by the accumulation of oxygen-related intermediates was recovered by calcination at 425 °C under a N2 atmosphere for 0.5 h and a complete mechanism for ozone decomposition, deactivation and regeneration was proposed.
Journal ArticleDOI
Sodium Dodecyl Sulfate Modified FeCo2O4 with Enhanced Fenton-Like Activity at Neutral pH
TL;DR: In this article, the influence of sodium dodecyl sulfate (SDS) on the structure, surface charge, electron transfer ability, and catalytic activity of FeCo2O4 was investigated.
References
More filters
Journal ArticleDOI
Controlled Preparation of MnO2 Hierarchical Hollow Nanostructures and Their Application in Water Treatment
TL;DR: In this paper, a simple controlled preparation of hierarchical hollow microspheres and microcubes of MnO2 nanosheets through self-assembly with an intermediate crystaltemplating process is presented.
Journal ArticleDOI
Key Role of Persistent Free Radicals in Hydrogen Peroxide Activation by Biochar: Implications to Organic Contaminant Degradation
TL;DR: It was found that H2O2 can be effectively activated by biochar, which produces hydroxyl radical ((•)OH) to degrade 2-CB and the activation mechanism was elucidated by electron paramagnetic resonance (EPR) and salicylic acid (SA) trapping techniques.
Journal ArticleDOI
Efficient removal of organic pollutants with magnetic nanoscaled BiFeO3 as a reusable heterogeneous fenton-like catalyst.
TL;DR: The strong H(2)O(2)-activating ability of BFO MNPs showed promising applications in the oxidative degradation of organic pollutants and was demonstrated to have excellent stability and reusability.
Journal ArticleDOI
Fe@Fe2O3 core-shell nanowires enhanced Fenton oxidation by accelerating the Fe(III)/Fe(II) cycles.
Jingu Shi,Zhihui Ai,Lizhi Zhang +2 more
TL;DR: Fe@Fe2O3 core-shell nanowires can improve Fenton oxidation efficiency by two times with rhodamine B as a model pollutant at pH > 4 and widen the application of molecular oxygen activation induced by nanoscale zero valent iron.
Journal ArticleDOI
Large-scale synthesis of β-MnO2 nanorods and their rapid and efficient catalytic oxidation of methylene blue dye
TL;DR: In this article, a phase-pure single crystallite with diameters of 30-400nm and lengths of tens of micrometers was synthesized by thermal decomposition of a template precursor of MnOOH, which was obtained by hydrothermal treatment of KMnO 4 in an aqueous ethanol solution.