Cyclic performance of carbon-coated TiO2 for photocatalytic activity of methylene blue decomposition.

abstract：:This paper presents the results of fungal treatment of a real industrial wastewater (WW), providing insight into the main mechanisms involved and clarifying some ambiguities and uncertainties in the previous reports. In this regard, the mycoremediation potentials of four strains of white rot fungi (WRF): Phanerochaete...

journal_title：Environmental technology

authors： Zahmatkesh M,Spanjers H,van Lier JB

更新日期：2017-11-01 00:00:00

abstract：:The potential of foundry sands, industrial waste from the iron foundry industry, was evaluated for the removal of Cr (VI) using discontinuous assays. Chemical foundry sands are composed of fine silica sand, furanic resins as binder, chemical catalyst and residual iron particles. The influence ofpH, agitation rate and ...

journal_title：Environmental technology

authors： Campos I,Alvarez JA,Villar P,Pascual A,Herrero L

更新日期：2013-05-01 00:00:00

abstract：:The reaction between Fe2+ and H2O2 generates highly reactive ·OH. However, the weak conversion from Fe3+ to Fe2+ limits its continuous reaction. Here, the difference between the Fenton system and modified Fenton system for the regeneration of Fe2+ was analyzed. A UV-vis spectrometer and redox potential measurements we...

journal_title：Environmental technology

authors： Zhou W,Gao J,Zhao H,Meng X,Wu S

更新日期：2017-08-01 00:00:00

abstract：:This study evaluated the effects of Al-coagulant sludge characteristics on the efficiency ofcoagulant recovery by acidification with H2SO4. Two sludge characteristics were studied: types of coagulant and textures of the suspended solid in raw water. The coagulant types are aluminium sulphate and polyaluminium chloride...

journal_title：Environmental technology

authors： Chen YJ,Wang WM,Wei MJ,Chen JL,He JL,Chiang KY,Wu CC

更新日期：2012-12-01 00:00:00

abstract：:The effects of ozonation on sludge disintegration should be investigated before the application of ozone during biological treatment, in order to minimize excess sludge production. In this study, changes in sludge and supernatant after ozonation of return activated sludge were investigated for seven different ozone do...

journal_title：Environmental technology

authors： Demir O,Filibeli A

更新日期：2012-09-01 00:00:00

abstract：:An anion exchanger from rice straw was used to remove Cr (VI) from synthetic wastewater and electroplating effluent. The exchanger was characterized using Fourier transform infrared (FTIR) spectrum and scanning electron microscopy (SEM), and it was found that the quaternary amino group and hydroxyl group are the main ...

journal_title：Environmental technology

authors： Cao W,Dang Z,Yia XY,Yang C,Lu GN,Liu YF,Huang SY,Zheng LC

更新日期：2013-01-01 00:00:00

abstract：:An anaerobic membrane bioreactor (MBR) was operated for 367 days to treat domestic wastewater originating from the Sfax wastewater treatment plant. The results showed that the MBR was not very efficient because of the considerable fluctuations in the domestic wastewater composition and the presence of toxic compounds ...

journal_title：Environmental technology

authors： Saddoud A,Abdelkafi S,Sayadi S

更新日期：2009-12-01 00:00:00

abstract：:The doping of titanium dioxide (TiO2) with various metal or nonmetal elements has been considered as an effective strategy to extend the photoactive wavelength region to include visible light. In this paper, TiO2 nanoparticles co-doped with N and Fe were prepared via a sol-gel route, followed by a heat treatment at el...

journal_title：Environmental technology

authors： Fan JW,Liu JY,Hong J,Zhang J

更新日期：2009-12-01 00:00:00

abstract：:A series of bench-scale nitrification/denitrification tests were carried out with both suspended growth and hybrid bioreactors. The hybrid reactor was filled with plastic (polyethylene) media to evaluate the effects of biofilm. Two types of reactor configurations were tested; 4-compartment and 6-compartment modes. The...

journal_title：Environmental technology

authors： Seok JH,Komisar SJ

更新日期：2003-01-01 00:00:00

abstract：:A photosensitizer tetra-α-(2,4-di-tert-butylphenoxy)-phthalocyaninato zinc [ZnPc(OAr)4] was successfully encapsulated in SiO2 nanoparticle by the microemulsion method. The photosensitized composite nanoparticle was able to degrade 2,4,6-trichlorophenol (TCP) in aqueous solution. Under visible light irradiation, the na...

journal_title：Environmental technology

authors： Jiang Z,Yang T,Zhang Y,Wang J

更新日期：2015-07-01 00:00:00

abstract：:One of the requirements for environmental engineering, which is currently being considered, is the removal of ethylene glycol (EG) as a hazardous environmental pollutant from industrial wastewater. Therefore, in a recent study, a moving bed biofilm reactor (MBBR) was applied at pilot scale to treat industrial effluent...

journal_title：Environmental technology

authors： Hassani AH,Borghei SM,Samadyar H,Ghanbari B

更新日期：2014-01-01 00:00:00

abstract：:The presence of an ionized carboxyl group in the widely used non-steroidal anti-inflammatory (NSAID) drug diclofenac potassium results in a high mobility of diclofenac and in its low sorption under conditions of slow sand filtration or subsoil passage. No diclofenac degradation was detected in pure water or sludge dur...

journal_title：Environmental technology

authors： Karaman R,Khamis M,Quried M,Halabieh R,Makharzeh I,Manassra A,Abbadi J,Qtait A,Bufo SA,Nasser A,Nir S

更新日期：2012-06-01 00:00:00

abstract：:The effect of ethylenediaminetetraacetic acid (EDTA) during electrokinetic decontamination (EKD) was investigated in this research. EDTA is a ligand that can form soluble complexes with precipitated heavy metals inside soil pores. Millpond sludge, primarily contaminated with lead (Pb) and zinc (Zn), was subjected to E...

journal_title：Environmental technology

authors： Karim MA,Khan LI

更新日期：2012-10-01 00:00:00

abstract：:Heterogeneous electro-Fenton mineralization of Acid Red 18 (AR18) in aqueous solution was studied with magnetite Fe3O4 (MNPs) and haematite Fe2O3 (HNPs) nanoparticles as catalysts. High mineralization yields of AR18 were obtained with magnetite, 81% TOC removal after 180 min of electrolysis in 40 mg L-1 Fe3O4, pH 3.0,...

journal_title：Environmental technology

authors： Ben Hafaiedh N,Fourcade F,Bellakhal N,Amrane A

更新日期：2020-06-01 00:00:00

abstract：:The development of a case-based reasoning system for the supervision of an activated sludge process is presented here. The methodology proposed permits the use of past experiences to solve new problems that arise in the process. These experiences are classified as cases or situations. The adaptation of cases and the g...

journal_title：Environmental technology

authors： Roda IR,Sànchez-Marrè M,Comas J,Cortes U,Poch M

更新日期：2001-04-01 00:00:00

abstract：:A new approach to the simultaneous removal of SO2 and NO from flue gas, by TiO2 photocatalysis based on UV irradiation technology, is presented. Experiments on the simultaneous desulphurization and denitrification were carried out using this photocatalyst in a self-designed photocatalytic reactor. Under the optimal ex...

journal_title：Environmental technology

authors： Zhao Y,Han J,Shao Y,Feng Y

更新日期：2009-12-14 00:00:00

abstract：:Experiments on the simultaneous removal of mercury (Hg0), sulphur dioxide (SO2) and nitric oxide (NO) from flue gas using sodium chlorite solution (NaClO2) were carried out in a bench-scale bubbling reactor. The effect of initial pH on Hg0 removal efficiency was investigated. The results show that the efficiency of Hg...

journal_title：Environmental technology

authors： Zhao Y,Ma X,Liu S,Yao J

更新日期：2009-03-01 00:00:00

abstract：:Recently, activated carbon was investigated as an efficient heterogeneous metal-free catalyst to directly activate peroxymonosulfate (PMS) for degradation of organic compounds. In this paper, the reuse performance and the possible deactivation reasons of granular-activated carbon (GAC) and activated carbon fiber (ACF)...

journal_title：Environmental technology

authors： Yang S,Li L,Xiao T,Zhang J,Shao X

更新日期：2017-03-01 00:00:00

abstract：:This study explored the feasibility of progressive freeze concentration in boron removal and its concentration in aqueous solution. The influence of three key parameters in progressive freeze concentration on boron removal and concentration, namely, the advance speed of the ice front, the circumferential velocity of t...

journal_title：Environmental technology

authors： Wang LP

更新日期：2017-09-01 00:00:00

abstract：:Hypersaline effluents are produced by various industrial activities. Such wastewater, rich in both organic matter and salt (> 35 g l(-1)), is difficult to treat by conventional wastewater treatment processes. It is necessary to use halophilic bacteria. In this study, a bench-scale sequencing batch reactor (SBR) was in...

journal_title：Environmental technology

authors： Lefebvre O,Habouzit F,Bru V,Delgenes JP,Godon JJ,Moletta R

更新日期：2004-05-01 00:00:00

abstract：:Partial nitrification of a high-strength ammonium wastewater (1150 +/- 150 mg N-NH4(+) L(-1)), mimicking reject water, was achieved in an activated sludge pilot plant with a configuration of three continuous reactors in series plus a settler. Stable and robust partial nitrification was maintained during 800 days of op...

journal_title：Environmental technology

authors： Torà JA,Lafuente J,Carrera J,Baeza JA

更新日期：2012-06-01 00:00:00

abstract：:The disposal processes like dewatering and anaerobic digestion (AD) are commonly utilized to reduce the volume of sludge and recover energy. Thermal hydrolysis process is widely used as a pretreatment for sludge AD, which can change rheological properties and dehydration of sludge irreversibly. The experiment was desi...

journal_title：Environmental technology

authors： Cao X,Pan Y,Jiang K,Zhu K,Ren X

更新日期：2020-03-15 00:00:00

abstract：:Sulfamethoxazole (SMX) is a commonly used antibiotic for both human and animals. The frequent detection of SMX in natural water bodies and sediment has become an issue of great environmental concern due to its potential risk to induce antibiotic resistance in pathogenic bacteria. In the present work, the catalytic wet...

journal_title：Environmental technology

authors： Yu Y,Huang F,He Y,Wang F,Lv Y,Xu Y,Zhang Y

更新日期：2020-03-01 00:00:00

abstract：:A possible approach for determining soil and groundwater quality criteria for contaminated sites is the comparative risk assessment. Originating from but not limited to Italian interest in a decentralised (regional) implementation of comparative risk assessment, this paper first addresses the proposal of an original m...

journal_title：Environmental technology

authors： Marzocchini M,Tatàno F,Moretti MS,Antinori C,Orilisi S

更新日期：2019-11-01 00:00:00

abstract：:Dissimilatory nitrate reduction to ammonium was examined in the bottom sediment of selected reservoirs. In vitro measurements of DNRA rates were made with undisturbed sediment cores, using an 15N stable isotope technique. 15NH4+ analysis was conducted using a C and N Elemental Analyzer, model EA 1112 (ThermoQuest) on ...

journal_title：Environmental technology

authors： Tomaszek JA,Gruca-Rokosz R

更新日期：2007-07-01 00:00:00

abstract：:Recently a new group of ionic liquids (ILs) with herbicidal properties has been proposed for use in agriculture. Owing to the design of specific physicochemical properties, this group, referred to as herbicidal ionic liquids (HILs), allows for reducing herbicide field doses. Several ILs comprising phenoxy herbicides a...

journal_title：Environmental technology

authors： Pęziak-Kowalska D,Fourcade F,Niemczak M,Amrane A,Chrzanowski Ł,Lota G

更新日期：2017-05-01 00:00:00

abstract：:In this study, the combined use of a biopolymer chitosan and an oxidoreductase polyphenol oxidase (PPO) was systematically investigated for the removal of bisphenol derivatives from aqueous medium. The process parameters, such as the pH value, temperature, and PPO concentration, were estimated to conduct the enzymatic...

journal_title：Environmental technology

authors： Kimura Y,Takahashi A,Kashiwada A,Yamada K

更新日期：2015-01-01 00:00:00

abstract：:The speciation of mercury in tropical coastal areas, although scarcely studied, has presented an odd behaviour when compared with the results obtained in temperate environments. In this work, we measured the concentrations of mercury species (mercuric mercury, methyl-mercury and dimethyl-mercury) in the sediments of S...

journal_title：Environmental technology

authors： Wasserman JC,Amouroux D,Wasserman MA,Donard OF

更新日期：2002-08-01 00:00:00

abstract：:The goal of this research is to find a more effective treatment for tequila vinasses (TVs) with potential industrial application in order to comply with the Mexican environmental regulations. TVs are characterized by their high content of solids, high values of biochemical oxygen demand (BODs), chemical oxygen demand ...

journal_title：Environmental technology

authors： Retes-Pruneda JL,Davila-Vazquez G,Medina-Ramírez I,Chavez-Vela NA,Lozano-Alvarez JA,Alatriste-Mondragon F,Jauregui-Rincon J

更新日期：2014-08-01 00:00:00

abstract：:Phosphorus is the key element to remove from aquatic environments to limit the growth of aquatic plants and algae and, thus, to control eutrophication. Because the upflow sludge blanket filtratio' (USBF) process, without addition of metal salts, entails low efficiency for phosphorus removal, we added an anaerobic reac...

journal_title：Environmental technology

authors： Khorsandi H,Movahedyan H,Bina B,Farrokhzadeh H

更新日期：2011-04-01 00:00:00