Journal ArticleDOI
Removal of Elemental Mercury by Bio-chars Derived from Seaweed Impregnated with Potassium Iodine
TLDR
In this article, two kinds of bio-chars derived from seaweed, such as sargassum and enteromorpha, are modified by halides impregnation.About:
This article is published in Chemical Engineering Journal.The article was published on 2018-05-01. It has received 119 citations till now. The article focuses on the topics: Potassium & Adsorption.read more
Citations
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Journal ArticleDOI
A review on mercury in coal combustion process: Content and occurrence forms in coal, transformation, sampling methods, emission and control technologies
TL;DR: In this paper, the authors provide a comprehensive understanding of mercury in coal combustion process and guidance for future mercury research directions, and summarize the knowledge and research developments concerning these mercury-related issues.
Journal ArticleDOI
Remediation of mercury contaminated soil, water, and air: A review of emerging materials and innovative technologies.
TL;DR: This review critically evaluates recent developments in technological approaches for the remediation of Hg contaminated soil, water and air, with a focus on emerging materials and innovative technologies.
Journal ArticleDOI
Adsorption of CO2 from flue gas by novel seaweed-based KOH-activated porous biochars
Shuai Ding,Yangxian Liu +1 more
TL;DR: In this paper, two kinds of seaweed porous biochars were prepared by utilizing widely sourced seaweed (sargassum and enteromorpha) using single step KOH activation.
Journal ArticleDOI
Magnetic activated biochar nanocomposites derived from wakame and its application in methylene blue adsorption
Xinxin Yao,Lili Ji,Jian Guo,Shaoliang Ge,Wencheng Lu,Lu Cai,Yaning Wang,Wendong Song,Hailong Zhang +8 more
TL;DR: It is demonstrated that wakame biochar could have great potential in dye wastewater treatment and was found that BW(Ni)0.5 had a high adsorption capacity for methylene blue.
Journal ArticleDOI
Preparation of magnetic Co-Fe modified porous carbon from agricultural wastes by microwave and steam activation for mercury removal.
TL;DR: The cobalt-iron mixed oxide modified porous carbon derived from agricultural wastes by microwave and steam activation was developed to remove elemental mercury in coal-fired flue gas and has a good regeneration performance, which is conductive to reduce the costs in the future application.
References
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Journal ArticleDOI
A comparison of chemisorption kinetic models applied to pollutant removal on various sorbents
Yuh-Shan Ho,Gordon McKay +1 more
TL;DR: In this paper, a comparison of kinetic models describing the sorption of pollutants has been reviewed, and the rate models evaluated include the Elovich equation, the pseudo-first order equation and the pseudo second order equation.
Journal ArticleDOI
Adsorption of acid dyes from aqueous solutions onto acid-activated bentonite.
A. Safa Özcan,Adnan Özcan +1 more
TL;DR: In this paper, the adsorption of two dyes, namely, Acid Red 57 (AR57) and Acid Blue 294 (AB294), onto acid-activated bentonite in aqueous solution was studied in a batch system with respect to contact time, pH, and temperature.
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CeO2-TiO2 catalysts for catalytic oxidation of elemental mercury in low-rank coal combustion flue gas.
TL;DR: Hg(0) oxidation over CeTi catalysts was proposed to follow the Langmuir-Hinshelwood mechanism whereby reactive species from adsorbed flue gas components react with adjacently adsorption and subsequent oxidation.
Journal ArticleDOI
Mercury removal by magnetic biochar derived from simultaneous activation and magnetization of sawdust.
TL;DR: Novel magnetic biochars (MBC) were prepared by one-step pyrolysis of FeCl3-laden biomass and employed for Hg0 removal in simulated combustion flue gas, and both enhanced surface area and excellent magnetization property were obtained.
Journal ArticleDOI
Superior activity of MnOx-CeO2/TiO2 catalyst for catalytic oxidation of elemental mercury at low flue gas temperatures
TL;DR: In this article, an ultrasound-assisted impregnation method was used to synthesize Mn-Ce mixed oxides (MnCe/Ti) to oxidize elemental mercury (Hg 0 ) at low temperatures in simulated low-rank (sub-bituminous and lignite) coal combustion flue gas and corresponding selective catalytic reduction (SCR) flue gases.