Substrate composition and moisture in composting source-separated human faeces and food waste.

abstract：:Mechanical properties of fiber-reinforced soil after soaking in heavy metal ion solution have great influences on safety and stability of the reinforcement, herein the mechanical properties of optimum moisture content of different concentrations of zinc ions contaminated soil were studied through shear test, compressi...

journal_title：Environmental technology

authors： Ma Q,Xiang JC,Yang YC,Xiao HL,Wan J

更新日期：2019-08-27 00:00:00

abstract：:Effluents from municipal wastewater treatment have been long recognized as suitable media for the cultivation of microalgae biomass. However, few studies report data concerning biomass productivity in continuous reactors using unsterilized wastewater effluents. This study focuses on indigenous microalgae strains that ...

journal_title：Environmental technology

authors： Pereira MV,Dassoler AF,Antunes PW,Gonçalves RF,Cassini ST

更新日期：2020-06-01 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：:Dry coastal communities increasingly need to consider non-traditional methods of augmenting their water supply. This study presents a preliminary economic comparison of three alternatives for increasing the water supply by 50% for a hypothetical baseline coastal scenario: increasing desalination (Scenario A), direct p...

journal_title：Environmental technology

authors： Teusner A,Blandin G,Le-Clech P

更新日期：2017-02-01 00:00:00

abstract：:In this study, poly(N-isopropylmethacrylamide-co-methacrylic acid) microgels prepared by free radical precipitation polymerization were used as micro-reactors for the synthesis and stabilization of silver nanoparticles. UV-Visible spectroscopy, Transmission Electron Microscopy and Fourier-transform infrared spectrosco...

journal_title：Environmental technology

authors： Farooqi ZH,Khalid R,Begum R,Farooq U,Wu Q,Wu W,Ajmal M,Irfan A,Naseem K

更新日期：2019-06-01 00:00:00

abstract：:Dissolved organic matter (DOM) in soluble microbial products (SMP), loosely bound (LBEPS) and tightly bound extracellular polymeric substances (TBEPS) were extracted from wastewater sludge, fractionated by size exclusion chromatography and characterized by ultraviolet absorbance at 230, 254 and 280 nm, the dissolved o...

journal_title：Environmental technology

authors： Tsai BN,Chang CH,Lee DJ

更新日期：2008-10-01 00:00:00

abstract：:The alternate multiple tanks (AMT) system was a new highly compact sewage treatment with cost-effective balance and automated management. Dissolved oxygen (DO) and oxidation-reduction potential (ORP) as monitoring indicators are closely linked to contaminants and controlling strategy. Thus, this paper was to investiga...

journal_title：Environmental technology

authors： Dai Z,Lu X,Jing Z

更新日期：2019-01-01 00:00:00

abstract：:Currently available pore water samplers generally do not allow continuous monitoring of temporal variations in pore water composition. Therefore, a new type of pore water collector was designed and constructed. These collectors were constructed of polyvinyl chloride (PVC) materials, including PVC tubing with one end s...

journal_title：Environmental technology

authors： Gao F,Deng J,Li Q,Hu L,Zhu J,Hang H,Hu W

更新日期：2012-01-01 00:00:00

abstract：:Manganese-tin bimetallic oxide (MnSnO3) is synthesized by the solvothermal approach using manganese acetate and stannic chloride as precursors and urea as a precipitating agent in an aqueous medium. The crystallinity, purity and lattice parameters of the product are analysed by the X-ray diffraction analysis. The morp...

journal_title：Environmental technology

authors： Khan SR,Naeem A,Jamil S,Islam Aqib A,Ashraf Janjua MRS

更新日期：2019-08-29 00:00:00

abstract：:Removal of heavy metals (Cu(II), Pb(II) and Zn(II)) from aqueous solution was investigated using native or saponified chicory pulp biomass. Firstly, carbohydrates constituted about 70% of pulp dried matter. The pectic fraction represented 12-14% of dried matter and about 51% of these pectic units were esterified by me...

journal_title：Environmental technology

authors： Rio S,Martin P

更新日期：2012-10-01 00:00:00

abstract：:Results from a lab-scale investigation of a hybrid in/out ultrafiltration and powdered activated carbon adsorption PAC/UF for removal of diclofenac (c0 = 5 mg/L) are presented. The efficiency of the process was compared for single pulse and continuous carbon dosing (PAC dose 5 mg/L) in dechlorinated tap water under fl...

journal_title：Environmental technology

authors： Ivančev-Tumbas I,Hoffmann G,Hobby R,Kerkez Đ,Tubić A,Babić-Nanić S,Panglisch S

更新日期：2018-09-01 00:00:00

abstract：:In this work, the reduction of the moisture content from waste oils by a bentonite-based adsorption process was investigated as an alternative for reuse in energy production. Waste cooking oil (WCO) and waste poultry fat (WPF) were characterised (moisture and viscosity, values of acidity, saponification, and peroxide)...

journal_title：Environmental technology

authors： Dotto J,Espinoza-Quiñones FR,Milinsk MC,Alves HJ

更新日期：2020-02-18 00:00:00

abstract：:Dual-chamber microbial fuel cells (MFCs), made of clayware cylinder, were operated at different chemical oxygen demands: ammonium-nitrogen (COD:NH4+) ratio (1:1, 10:1 and 5:1) under batch mode for simultaneous removal of ammonia and organic matter from wastewater. Ammonium-N removal efficiencies of 63-32.66% were obta...

journal_title：Environmental technology

authors： Jadhav DA,Ghangrekar MM

更新日期：2015-03-01 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：:Pervaperation (PV), as a novel technology, has shown great promise in fresh water production from salty water. However, the low water flux of the present membranes hinders their practical applications. Here, a new type of PV composite membrane, consisting of a selective skin layer fabricated from poly(vinyl alcohol) (...

journal_title：Environmental technology

authors： Zhang R,Liang B,Qu T,Cao B,Li P

更新日期：2019-01-01 00:00:00

abstract：:Hydrophobic volatile methyl siloxanes (VMS), such as hexamethyldisiloxane (L2) and octamethylcyclotetrasiloxane (D4), present a low solubility in water. An alternative treatment by absorption into hydrophobic absorbents was therefore studied. For this purpose, three different absorbents, motor oil, cutting oil and a w...

journal_title：Environmental technology

authors： Rojas Devia C,Subrenat A

更新日期：2013-11-01 00:00:00

abstract：:The production of phosphoric acid from natural phosphate rock leads to an industrial waste called phosphogypsum (PG). About 5 tons of PG are generated per ton of phosphoric acid produced. This acidic waste (pH 2.2) is mostly disposed of by dumping into large stockpiles close to fertilizer production units, where they ...

journal_title：Environmental technology

authors： Ayadi A,Chorriba A,Fourati A,Gargouri-Bouzid R

更新日期：2015-05-01 00:00:00

abstract：:Anaerobic biofilm reactors have limitations in treating wastewaters with low organic substrate concentrations (COD value below 1000 mg/L) because the substrate cannot reach the microorganisms present in the interior part of the biogranules. Hence, the performance of these reactors is mainly influenced by the size of t...

journal_title：Environmental technology

authors： Ramesh M,Saravanan V,Sreekrishnan TR

更新日期：2011-01-01 00:00:00

abstract：:Confined animal feeding operations are producing large amounts of organic waste with large fractions being mixtures of manure and sawdust. On one hand, the inhomogeneity of the material and the high water content restrict the optimal application of thermal treatment methods. On the other hand, the high concentration o...

journal_title：Environmental technology

authors： Talley A,Heimann R,Vakalis S

更新日期：2018-07-01 00:00:00

abstract：:In this study we have investigated whether electron acceptors, such as nitrate or sulphate ions, competitively inhibit the reduction of perchlorate in brine in continuous up-flow packed bed bioreactors. The effect of pH and hydraulic retention time (HRT) on the reduction of perchlorate at high salinity has also been e...

journal_title：Environmental technology

authors： Chung J,Shin S,Oh J

更新日期：2010-05-01 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：:This study investigated the utilization of agricultural matrices as the support materials for cell immobilization to improve the technique of bioremediation. Coir, bulrush, banana stem and water hyacinth stem in both delignified and undelignified forms were used to immobilize Burkholderia cepacia PCL3 in bioremediatio...

journal_title：Environmental technology

authors： Laocharoen S,Plangklang P,Reungsang A

更新日期：2013-09-01 00:00:00

abstract：:Microbial fuel cells (MFCS) is a promising and expanding technology able to eliminate various pollutants of wastewater while converting its chemical energy into power energy using biocatalysts. The potential application of double-chamber microbial fuel cell (DC-MFC) for chemical oxygen demand (COD) removal and generat...

journal_title：Environmental technology

authors： Rahmani AR,Navidjouy N,Rahimnejad M,Alizadeh S,Samarghandi MR,Nematollahi D

更新日期：2020-06-11 00:00:00

abstract：:Treatment of wastewater containing phenol using laboratory scale waste stabilisation ponds enriched with activated sludge was studied. After enrichment, the efficiency of these ponds under high phenol loading rates (i.e. up to 408 kg phenol ha(-1) day(-1)) was studied. At phenol loading rates of 6, 52, 312, 636 and 97...

journal_title：Environmental technology

authors： Avelar FJ,Martínez-Pereda P,Thalasso F,Rodríguez-Vázquez R,Alba J,Esparza-García FJ

更新日期：2003-04-01 00:00:00

abstract：:Phosphorus (P) recovery from waste water must become a predominant goal of all countries to face the limited resources of this essential nutrient. The induced crystallisation of calcium phosphates straight from the waste water phase applying tobermorite-rich calcium silicate hydrate compounds (CSH) from the constructi...

journal_title：Environmental technology

authors： Berg U,Knoll G,Kaschka E,Weidler PG,Nüesch R

更新日期：2007-02-01 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：:Ozonation of 2,4-dichlorophenol (DCP) in the presence of permanganate has been investigated at various levels of pH. Compared with only 40% in single ozonation, by catalytic ozonation the total organic carbon removal efficiency reached almost 95%. It has been shown that the addition of 0.5 mg L(-1) MnO4- (based on man...

journal_title：Environmental technology

authors： Xiao H,Xu Y,Yu M,Zhang Q

更新日期：2010-10-01 00:00:00

abstract：:This study presents a comparison of denitrification rates and denitrification stoichiometry when using different sources of carbon. Denitrification tests were carried out in test bottles containing water and soil samples acquired at a nitrate-contaminated site and supplemented with either sucrose, acetate or ethanol. ...

journal_title：Environmental technology

authors： Lorrain MJ,Tartakovsky B,Peisajovich-Gilkstein A,Guioti SR

更新日期：2004-09-01 00:00:00

abstract：:The demand for uniformly sized and shaped produce that are aesthetically pleasing results in significant food waste throughout the world. Cucumber waste is a major agricultural waste product in a number of countries, especially areas with high pickle production. Opportunity exists for wastewater treatment plants conta...

journal_title：Environmental technology

authors： Lowe TB,Hatch BT,Antle C,Nartker S,Ammerman ML

更新日期：2020-10-01 00:00:00

abstract：:Problems have been found in the traditional post-positioned down-flow biological activated carbon filter (DBACF), such as microorganism leakage and low biodegradability. A pilot test was carried out to place a BACF between the sediment tank and the sand filter; a new technology of dual media up-flow aerated biological...

journal_title：Environmental technology

authors： Lu S,Liu J,Li S,Biney E

更新日期：2013-07-01 00:00:00