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Long-term activity of a CuO/SBA-15 type SOx adsorbent: impact of the regeneration step

10.1016/j.cej.2018.04.066

2018-04-11

Sulphur oxides (SOx) are a major air pollutant regulated by European legislations. To date, most efficient DeSOx technologies are energy-intensive and produce high amounts of waste. Thus CuO/SiO2 adsorbents represent a viable SOx trapping alternative. However...

Chemical, Microbial and Toxicological Assessment of Wastewater Treatment Plant Effluents during Disinfection by Ozonation

10.1016/j.cej.2018.04.037

2018-04-11

Municipal wastewater treatment plants (WWTP) effluents are primary sources of pathogenic microorganisms and contaminants of emerging concern (CECs) released into the aquatic environment. Main concerns regarding these pollutants include transmission of waterbo...

Kinetics of coupling cracking of butene and pentene on modified HZSM-5 catalyst

10.1016/j.cej.2018.04.061

2018-04-10

The cracking of butene and pentene is an effective route for MTO process to sufficiently utilize these olefin byproducts. Butene and pentene can be efficiently converted to propylene and ethylene over HZSM-5 catalyst modified by Fe and P. In the coupling crac...

Hierarchically Porous Carbon Derived from Metal-Organic Frameworks for Separation of Aromatic Pollutants

10.1016/j.cej.2018.04.051

2018-04-09

Porous carbon is the most important and most common adsorbent for the separation and treatment of organic pollutants. Characteristics such as accessible and large surface area, physical and chemical stability, and low-cost manufacturing method are desired for...

Adsorption and Desorption of U(VI) on Different-size Graphene Oxide

10.1016/j.cej.2018.04.050

2018-04-09

Size as one of important physicochemical properties for graphene oxide (GO) may affect its adsorption and desorption behaviors. To date, there are few reports giving a systematic investigation on this point. In this study, batch experiment was conducted to st...

Chemically and thermally stable isocyanate microcapsules having good self-healing and self-lubricating performances

10.1016/j.cej.2018.04.046

2018-04-07

A new approach was developed to load 4,4’-bis-methylene cyclohexane diisocyanate in microcapsules, with outstanding stability in thermal and chemical environments, and excellent efficiency for both self-healing and self-lubricating uses. Well-dispersed microc...

Carbon and hydrogen isotope fractionation of phthalate esters during degradation by sulfate and hydroxyl radicals

10.1016/j.cej.2018.04.047

2018-04-07

This study investigated 13C and 2H isotope fractionation associated with oxidation of three phthalate esters (PAEs) by radical species, including sulfate radical (SO4·−) induced by heat-activated persulfate (PS) and hydroxyl radical (HO·) induced by UV/H2O2. ...

Electrodriven transport of chromium (VI) using 1-octanol/PVC in polymer inclusion membrane under low voltage

10.1016/j.cej.2018.04.004

2018-04-07

The transport behaviour of Cr(VI) from the aqueous phase through a polymer inclusion membrane (PO-PIM) containing 1-octanol (OCT) as carrier and polyvinyl chloride (PVC) as support at a low voltage drive (0–30 V) is investigated. The correlation between the O...

On-line mini-column flow injection electrochemical method for researching on resuscitation and dehydration performance of deeply-fouled cation-exchange resins

10.1016/j.cej.2018.03.140

2018-04-04

For rapidly and accurately obtaining the performance parameters of ion-exchange resins, an especial online column flow-injection electrochemical method and system (FIA-ECM) was designed. In the research, the waste strong acid type cation-exchange resin (WSCR)...

Convective mixing of miscible liquids in a rotor-stator spinning disk reactor

10.1016/j.cej.2018.04.002

2018-04-03

Convective mixing of two miscible liquids injected into a rotor-stator spinning disk reactor (RS-SDR) has been studied using an LIF technique and CFD simulations. The fluids are ammonia water and fluorescein ammonia water solutions. The RS-SDR has a rotor 100...