Proposed mechanisms of toluene removal by vermicompost and earthworms Eisenia fetida.

abstract：:The present work investigates the properties of self-made magnetic filler from plastic waste bottle and explores a new technology approach of waste plastic resource utilization. The magnetic filler was prepared by air plasma modification and loading magnetic ferrite on the plastic strip from waste plastic bottle. The ...

journal_title：Environmental technology

authors： Zhao RJ,Gong LY,Zhu HD,Liu Q,Xu LX,Lu L,Yang QZ

更新日期：2018-06-01 00:00:00

abstract：:This study investigated whether a combined application of hydroxyapatite and ferrihydrite could immobilize lead and antimony in shooting range soil in which the level of lead contamination is markedly higher than that of antimony. In addition, we evaluated the stability of lead and antimony immobilized by the combined...

journal_title：Environmental technology

authors： Ogawa S,Katoh M,Sato T

更新日期：2015-01-01 00:00:00

abstract：:This study aims to prepare environmentally friendly iron catalysts supported on silica, using glycerol as green reducing and stabilizing agent, for application in heterogeneous Fenton degradation of the pollutant dye methyl orange (MO). The catalysts were characterized by X-ray powder diffraction, atomic absorption sp...

journal_title：Environmental technology

authors： Trotte NSF,Alzamora M,Sánchez DR,Carvalho NMF

更新日期：2018-11-01 00:00:00

abstract：:A novel nanocomposite (NC) based on magnetite nanoparticles (Fe3O4-NPs) immobilized on the surface of a cationic exchange polymer, C100, using a modification of the co-precipitation method was developed to obtain magnetic NCs for phosphate removal and recovery from water. High-resolution transmission electron microsco...

journal_title：Environmental technology

authors： Abo Markeb A,Alonso A,Dorado AD,Sánchez A,Font X

更新日期：2016-08-01 00:00:00

abstract：:Hospital wastewater contains a great variety of pharmaceutical compounds (PhCs), mainly due to excretion by patients. These PhCs, called emerging pollutants, are not fully eliminated in treatment plants, and are consequently detected in various environmental matrices, contributing to bacterial resistance and adverse e...

journal_title：Environmental technology

authors： Souza FS,Féris LA

更新日期：2017-09-01 00:00:00

abstract：:A mathematical model to simulate the biological processes occurring in a membrane bioreactor (MBR) is presented. The model accounts for different MBR technical features by introducing specific permeability parameters for the applied membrane system. The model considers for the heterotrophic storage process and the for...

journal_title：Environmental technology

authors： Tenore A,Vieira J,Frunzo L,Luongo V,Fabbricino M

更新日期：2020-06-01 00:00:00

abstract：:Two phosphate-solubilizing bacterial strains were isolated and identified as Acinetobacter calcoaceticus YC-5a and Enterobacter agglomerans KMC-7 based on the 16S rRNA gene sequence analysis. A. calcoaceticus YC-5a is less well known as a phosphate-solubilizing plant-associated bacterium. The plant growth-promoting pr...

journal_title：Environmental technology

authors： Ren YX,Zhu XL,Fan DD,Ma P,Liang LH

更新日期：2013-01-01 00:00:00

abstract：:Enhancement of the transesterification efficiency of triglyceride has come under heated study in biodiesel-making industry. In this research, the NiMo/La-Al2O3 nanopowders have been prepared for producing biodiesel efficiently. The screening test showed that the NiMo/La-Al2O3 catalyst has the best catalytic activity f...

journal_title：Environmental technology

authors： Yang C,He L,Guan Q,Chen J,Miao R,Tao L,Hu N,Li B

更新日期：2019-10-11 00:00:00

abstract：:Effects of Mo(6+) concentration on phototrophic hydrogen production of Rhodobacter sphaeroides were investigated using lactate as the sole carbon source. Results showed that an increase of Mo(6+) from nil to 1000 microg l(-1) led to increases in hydrogen yield, maximum production rate, conversion efficiency, biomass y...

journal_title：Environmental technology

authors： Fang HH,Li RY,Zhang T

更新日期：2011-08-01 00:00:00

abstract：:Polyaspartic acid (PSI) is suitable for the inhibition of inorganic scale deposition. To enhance its scale inhibition efficiency, PSI was modified by reacting aspartic acid with malic acid (MA) using thermal polycondensation polymerization. This reaction resulted in poly(aspartic acid-co-malic acid) (PSI-co-MA) dual p...

journal_title：Environmental technology

authors： Mithil Kumar N,Gupta SK,Jagadeesh D,Kanny K,Bux F

更新日期：2015-05-01 00:00:00

abstract：:The ability of Rhodotorula mucilaginosa to degrade some phenolic compounds and to grow on olive mill wastewater (OMW) is investigated. R. mucilaginosa isolated from OMW was molecularly identified using 18S RNA sequencing. The biodegradation of six phenolic compounds was studied at an initial concentration of 1 g l(-1)...

journal_title：Environmental technology

authors： Jarboui R,Baati H,Fetoui F,Gargouri A,Gharsallah N,Ammar E

更新日期：2012-04-01 00:00:00

abstract：:An integrated OCO reactor with two side-ditch separators based on the anaerobic/anoxic/oxic (A2/O) process was developed for municipal wastewater treatment in this study. The effects of dissolved oxygen (DO) concentration, hydraulic retention time (HRT) and the ratio of chemical oxygen demand (COD) to total nitrogen (...

journal_title：Environmental technology

authors： Li D,Mao Y,Liu Z,Yin X,Lang C,Liu Y

更新日期：2014-09-01 00:00:00

abstract：:Electromagnetic induction (EMI) has been used to map soil properties such as salinity and water content. The objective of this research is to use EMI to map the potential distribution of nutrients around beef cattle pens and to relate this distribution to major physiographic field features. Beef cattle farms in differ...

journal_title：Environmental technology

authors： Cordeiro MR,Ranjan RS,Cicek N

更新日期：2011-12-01 00:00:00

abstract：:Arsenic present in water bodies causes devastating effects on aquatic organisms and indirectly poses a hazardous threat to human existence. There is an urgent need to develop potential and convincing technologies to troubleshoot this problem. In the present study, an adsorbent has been prepared using the waste red mud...

journal_title：Environmental technology

authors： Naga Babu A,Raja Sree T,Srinivasa Reddy D,Suresh Kumar G,Krishna Mohan GV

更新日期：2019-11-03 00:00:00

abstract：:This study reports the comparative removal of an emerging contaminant diclofenac sodium (DCF) by UV-254 nm-based advanced oxidation processes (AOPs), i.e. UV/S2O82-/Fe2+, UV/HSO5-/Fe2+ and UV/H2O2/Fe2+ processes. The results demonstrated that by applying [DCF]0 = 0.30 mM and [H2O2]0 = [S2O82-]0 = [HSO5-]0 = 3 mM, kapp...

journal_title：Environmental technology

authors： Rehman F,Ahmad W,Sayed M

更新日期：2020-05-28 00:00:00

abstract：:Organic micropollutants (OMP) in the household and industrial wastewater are not efficiently removed by conventional treatment processes and a significant fraction ends in sludge. Proper valorization technologies become fundamental to attain sustainable sewage sludge management, with anaerobic digestion (AD) as one of...

journal_title：Environmental technology

authors： Reyes-Contreras C,Neumann P,Barriga F,Venegas M,Domínguez C,Bayona JM,Vidal G

更新日期：2020-04-01 00:00:00

abstract：:The goal of the current research was to critically examine the role of the shape and the size of contaminated particles for an accurate prediction of membrane fouling phenomenon. Polycarbonate flat membranes (PC) with uniform pore sizes of 0.05 and 0.1 µm, in addition to Polysulfone membranes (PS) with molecular weigh...

journal_title：Environmental technology

authors： Abdelrasoul A,Doan H,Lohi A,Cheng CH

更新日期：2018-01-01 00:00:00

abstract：:The efficiency of the up-flow anaerobic sludge blanket (UASB) reactor is quite low for the treatment of low strength wastewaters (LSWs) due to less biogas production leading to poor mixing. LSW may be treated efficiently by providing adequate mixing in the UASB reactor when gas production is low, and sufficient mixing...

journal_title：Environmental technology

authors： Das S,Chaudhari S

更新日期：2015-01-01 00:00:00

abstract：:Elemental balances of microbial growth have been applied to calculate (C/N) ratio in a denitrification process. The correlation between biomass yield coefficient and degree of reduction has been used to estimate the critical (C/N) ratio. It has been shown that when the degree of reduction of the substrate is lower tha...

journal_title：Environmental technology

authors： Sobieszuk P,Szewczyk KW

更新日期：2006-01-01 00:00:00

abstract：:Use of lignocellulosic crop harvest residues for liquid or gaseous biofuel production may impact soil quality, long-term soil fertility and the major determinants of the latter, stocks of soil organic carbon and nutrients. When soil organic carbon stocks of mineral cropland soils are to be maintained, there is scope f...

journal_title：Environmental technology

authors： Reijnders L

更新日期：2013-07-01 00:00:00

abstract：:A highly sensitive and selective optical chemosensor (Arg-Rhoen) for determination of Au3+ was prepared by covalent immobilization of rhodamine ethylenediamine on agarose gel. Spectrophotometric studies of complex formation, chemical structures and purity of the hydrogel sensor were carried out using TGA, NMR, TEM, an...

journal_title：Environmental technology

authors： Kaewtong C,Wanich S,Wanno B,Tuntulani T,Pulpoka B

更新日期：2020-12-07 00:00:00

abstract：:Because of their applications in large numbers of products, Zinc Oxide nanoparticles (nano-ZnO) will inevitably enter into the environment. Nano-ZnO released into the environment will be present in a complex matrix which can cause various chemical and physical transformations and modulate the biological reactivity of ...

journal_title：Environmental technology

authors： Chen X,O'Halloran J,Jansen MAK

更新日期：2019-07-01 00:00:00

abstract：:This paper presents the effects of treatments with cement and lime on the consistency limits of marine sediments dredged from Dunkirk port. The Casagrande percussion test and the fall cone test were used to determine the liquid limits of raw sediments and treated marine sediments. For the evaluation of the plastic lim...

journal_title：Environmental technology

authors： Wang D,Zentar R,Abriak NE,Xu W

更新日期：2012-06-01 00:00:00

abstract：:The demand for removal of refractory organic pollutants limits the application of microbial fuel cells. In this study, the synergistic effects of bioelectrochemical and photocatalysis methods were captured by constructing a biophoto anode from a combination of WO3/TiO2 and carbon felt. This biophoto electrode was able...

journal_title：Environmental technology

authors： Long X,Wang H,Wang C,Li X

更新日期：2020-11-01 00:00:00

abstract：:Although electroosmosis has been confirmed to be a promising technique for stabilizing soil with low permeability and high water content, several issues remain with this innovative method, including high power consumption, nonuniform strengthening effect, and electrode corrosion. In this context, for improving the fea...

journal_title：Environmental technology

authors： Zhang H,Ma Q,Su W,Hu H

更新日期：2021-01-01 00:00:00

abstract：:Fabrication of smart composites with expected removal property and excellent recycle performance for micro-pollutants including microbes and organic contaminants without formation of second-pollutants is highly desired. In this work, Ag nanoparticles (Ag NPs) homogenously loaded on graphene aerogel (GA) as Ag NPs/GA w...

journal_title：Environmental technology

authors： Zhang Y,Yang JE,Fu ML,Yuan B,Gupta K

更新日期：2019-11-01 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：:Lipase production by Staphylococcus xylosus and Rhizopus oryzae was investigated using a culture medium based on a mixture of synthetic medium and supernatants generated from tuna by-products and Ulva rigida biomass. The proportion of the three medium components was optimized using the simplex-centroid mixture design ...

journal_title：Environmental technology

authors： Sellami M,Kedachi S,Frikha F,Miled N,Ben Rebah F

更新日期：2013-07-01 00:00:00

abstract：:EDTA column's extraction were performed on four artificially contaminated soils, followed by the percolation of pure water to ensure the removal of EDTA entrapped in soil. The investigated soils were characterized by a content of organic matter ranging from 1% to 25%. A mathematical model was developed for copper leac...

journal_title：Environmental technology

authors： Di Palma L,Ferrantelli P,Pitzolu I,Verdone N

更新日期：2005-02-01 00:00:00

abstract：:The effects of circulation reflux and micro-aeration on the performance of a modified anaerobic baffled reactor (ABR) for treatment of traditional Chinese medicine (TCM) wastewater were evaluated. The characteristics of anaerobic sludge and microbial community structure in the modified ABR were also investigated. The ...

journal_title：Environmental technology

authors： Su C,Deng Q,Lu Y,Pan J,Chen W,Chen S,Deng X,Lin X,Huang Z

更新日期：2020-11-01 00:00:00