Showing papers in "Chemical Engineering Journal in 2017"

TL;DR: A literature review on environmental application of peroxymonosulfate (PMS) in degradation of contaminants to clarify the performance of PMS is carried out in this paper, which describes the PMS usage in remediation of environmental pollutants with focus on the different methods of activation and the effect of main operational parameters on PMS-based processes.

TL;DR: A detailed review compiles thorough literature of current research over the last ten years (2006-2016) and highlights the key findings of adsorption studies that use clay minerals as an adsorbent.

TL;DR: In this paper, the authors provide an overview of various methods for analysis of persulfate decontamination and their analysis is often prone for interference by other matrix components and hampered by the low stability of peroxydisulfate and peroxymonosulfate in aqueous systems.

TL;DR: In this article, the state of the art of AOPs exclusively at alkaline pH, the type of compounds and effluents effectively degraded, the influence of pH on the efficiency of the processes, economic evaluation and degradation pathways were presented.

TL;DR: An in-depth review of the state-of-the-art technologies available to remove emerging contaminants (ECs) in water was undertaken in this paper, where the authors focused on the type of EC being removed, the conditions of the process and the outcomes achieved.

TL;DR: In this article, the authors investigated the production of activated lignin-chitosan extruded (ALiCE) pellets with controlled particle size distribution (almost spherical: dp ∼500-1000μm) for efficient methylene blue (MB) adsorption.

TL;DR: In this paper, a green hybrothermal method was used to functionalize CFF with coral-like MnO2 nanostructures to improve the pseudocapacitance properties of the hybrid composites.

TL;DR: In this paper, the performances of various Fe-based catalysts, including Fe0-derived, FeOOH-based, Fe2O3-derived and Fe3O4-derived composite, were briefly introduced.

TL;DR: In this article, an assessment of the leading disposal (volume reduction) and energy recovery routes such as anaerobic digestion, incineration, pyrolysis, gasification and enhanced digestion using microbial fuel cell along with their comparative evaluation, to measure their suitability for different sludge compositions and resources availability.

TL;DR: In this article, an optimized impedance matching is optimized to achieve strongest absorption intensity and broaden the effective frequency bandwidth in the microwave wave absorber, where the electromagnetic parameters have been controlled through changing the carbonization temperature.

TL;DR: In this paper, a review of photocatalytic oxidation of various pollutants, such as volatile organic compounds (VOCs) or inorganic gaseous (NOx, SOx, CO, H2S and ozone), for commercialized air purification is presented.

TL;DR: In this article, the performance of the hybrid nanomaterials applied as adsorbents to remove malachite green (MG) as a cationic dye from colored wastewater was investigated.

TL;DR: A novel biochar supported nanoscale iron sulfide (FeS) composite (CMC-FeS@biochar) combining the advantages of biochar, carboxymethyl cellulose, and FeS was synthesized and tested for Cr(VI) removal efficiency and mechanisms as mentioned in this paper.

TL;DR: In this article, the effect of various operating factors such as: adsorbent dose, contact time, solution pH, initial concentration and temperature on the sorption of heavy metal ions of Cu(II, Zn(II), Cd( II), Co(II and Pb(II) were carried out using the commercial active carbon Purolite AC 20 and biochar.

TL;DR: In this paper, the effectiveness of the ligand supported mesoporous silica as conjugate nanomaterials for the copper (Cu(II)) ions detection and removal from environmental samples was evaluated.

TL;DR: In this article, a mini-review introduces the classification of persistent organic pollutants (POPs) and summarizes the current research progress on adsorptive and photocatalytic removal for each group of POPs using the emerging MOFs and functional MOFs.

TL;DR: In this paper, the particulate ligand impregnated highly ordered mesoporous silica based optical nanocomposite material was used for the sensitive and selective detection and removal of mercury (Hg(II)) from polluted water solutions.

TL;DR: In this paper, a review of hydrogen bonding interactions between metal-organic frameworks and adsorbates is presented, which will motivate the development of methods and techniques to utilize hydrogen bonding in several important adsorption-based applications of MOFs.

TL;DR: In this paper, NiFe2O4-NC nanocomposite was characterized using several analytical techniques such as SEM, TEM, FTIR, Raman, TGA/DTA, XRD, VSM, XPS and BET.

TL;DR: In this article, the hierarchical NiS microflowers were synthesized using Ni(OH)2 as precursors through sulfuration process, and the microstructure and chemical composition of as-prepared NiS was confirmed by means of SEM, TEM, XRD, BET and XPS.

TL;DR: In this paper, the adsorption efficiency of the polyamide-graphene (PAG) was evaluated under the effects of concentration, temperature, contact time, medium pH, and reusability.

TL;DR: In this article, a novel heterogeneous catalyst, FeCo-Co layered doubled hydroxide (FeCo-LDH) was prepared by co-precipitation method for the activation of peroxymonosulfate (PMS).

TL;DR: In this article, a co-precipitation method for low-temperature selective catalytic reduction of NOx with NH3 (NOx-NH3-SCR) was proposed.

TL;DR: In this paper, a graphitic carbon nitride/titania composite photocatalysts with different C 3 N 4 /TiO 2 ratios were synthesized by a simple preparation route through annealing the mixtures of melamine and commercial TiO 2 P25 powder at 550°C for 3h under Ar flow.

TL;DR: In this article, ordered mesoporous Co3O4 was fabricated using nanocasting route with SBA-15 or KIT-6 as the hard template and innovatively studied as the potential alternative to conventional Co 3O4 nanoparticles for peroxymonosulfate activation.

TL;DR: In this paper, a ternary CdS/reduced graphene oxide (RGO)/graphitic carbon nitride (g-C3N4) hybrid photocatalyst for H2 generation and degradation of atrazine (a potent herbicide) through Z-scheme electron transport is presented.

TL;DR: In this paper, a metal-organic framework (MOF) was pyrolyzed at different temperatures (800, 1000, and 1200) in order to prepare porous carbons derived from MOF (PCDMs).

TL;DR: In this article, the degradation efficiency for sulfamethoxazole (SMX) on a bench scale was investigated by comparing three UV-assisted peroxymonosulfate (PMS), persulfate and hydrogen peroxide (H 2 O 2 ) advanced oxidation processes (AOPs).

TL;DR: In this article, the authors evaluated the performance of a catalytic oxidation process involving persulfate (PS) activated by CuFe 2 O 4 magnetic nano-particles in aqueous solution.

TL;DR: In this article, a hierarchically structured membrane consisting of graphene oxide coating aminated polyacrylonitrile (GO/APAN) fibers was successfully fabricated by controlled assembly of GO sheets on the surface of electrospun APAN fibers and the gap between fibers.