Response surface methodology for dyes removal by adsorption onto alginate calcium.

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 complexing membrane containing 8-hydroxyquinoline groups was used for the removal of heavy metal ions (Cd2+ and Ni2+) from aqueous solution. The functionalized membranes were characterized by FTIR-ATR, SEM and EDAX for the presence of functional groups, the physical structure of the membranes and the analysis ...

journal_title：Environmental technology

authors： Madaeni SS,Heidary F

更新日期：2012-02-01 00:00:00

abstract：:Greenbelt is a strip of vegetation for which species of trees and shrubs are scientifically chosen and planted to serve a designated purpose such as control of wind erosion, of dust, of noise etc. In the context of air pollution attenuation, greenbelts must be developed around a source of air pollutant in a manner so ...

journal_title：Environmental technology

authors： Khan FI,Abbasi SA

更新日期：2002-07-01 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：:Recognition and detailed characterization of solid particles emitted from thermal power plants into the environment is highly important due to their potential detrimental effects on human health. Snow cover is used for the identification of anthropogenic emissions in the environment. However, little is known about typ...

journal_title：Environmental technology

authors： Talovskaya AV,Yazikov EG,Filimonenko EA,Lata JC,Kim J,Shakhova TS

更新日期：2018-09-01 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：:The performance of a vertical and a horizontal subsurface flow wetland (v-SSF and h-SSF), designed for treating domestic wastewater from a single family, was investigated by monitoring total nitrogen (TN), nitrate nitrogen (NO3-N), ammonium nitrogen (NH4-N), total phosphorus (TP), chemical oxygen demand (COD) and the ...

journal_title：Environmental technology

authors： Mietto A,Borin M

更新日期：2013-05-01 00:00:00

abstract：:Compost made from municipal solid waste (MSW) contains heavy metals that can interfere with the use of organic amendment in soil. In order to find effective ways to reduce the potential risk of heavy metals, we have investigated a novel approach by use of organic acid during MSW composting. Citric and oxalic acid diss...

journal_title：Environmental technology

authors： Rosal A,Chica AF,Arcos MA,Dios M

更新日期：2012-09-01 00:00:00

abstract：:Highway runoff is known to be an important non-point source (NPS), increasing the load of pollutants in receiving water. For reducing NPS pollutants in runoff, removal of road deposited sediment (RDS) by sweeping is considered effective. However, the contribution of sweeping to the improvement of runoff quality has no...

journal_title：Environmental technology

authors： Kim DG,Jeong K,Ko SO

更新日期：2014-09-01 00:00:00

abstract：:Investigation of petroleum microbes is fundamental for the development and utilization of oil reservoirs' microbial resources, and also provides great opportunities for research and development of bio-energy. Production water from a high-temperature oil reservoir was incubated anaerobically at 55 degrees C for more th...

journal_title：Environmental technology

authors： Zhou F,Mbadinga SM,Liu JF,Gu JD,Mu BZ

更新日期：2013-09-01 00:00:00

abstract：:This study investigated the feasibility of using acrylonitrile-butadiene-styrene (ABS) waste plastic and nonmetal particles from waste printed circuit boards (WPCB) to manufacture reproduction composites (RC), with the aim of co-recycling these two waste resources. The composites were prepared in a twin-crew extruder ...

journal_title：Environmental technology

authors： Sun Z,Shen Z,Zhang X,Ma S

更新日期：2015-01-01 00:00:00

abstract：:To enhance the capture of low-level indoor CO2, a commercial zeolite (13X) was modified with alkali and alkaline earth metals using an ion-exchange method. Although the calcium-impregnated sorbent (zeo-Ca) showed the largest adsorption capacity, with a strong binding force for carbon dioxide, its regeneration by heat ...

journal_title：Environmental technology

authors： Lee KM,Lim YH,Jo YM

更新日期：2012-01-01 00:00:00

abstract：:Amoxicillin (AMX), a widely used beta-lactam antibiotic, belongs to the World Health Organization's list of essential medicines. This subsequently causes its long-term presence in the environment and therefore, affects different environmental compartments. In this research, the degradation and mineralisation of AMX by...

journal_title：Environmental technology

authors： Kattel E,Kaur B,Trapido M,Dulova N

更新日期：2020-01-01 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：: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：: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：: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：:Previous research has shown that dosing polymers directly to the saturator of a dissolved air flotation (DAF) process in replacement of upstream coagulation can achieve algae removal comparable to that of conventional treatment, as a result of bubble modification. In this paper we further explore the application of po...

journal_title：Environmental technology

authors： Henderson RK,Parsons SA,Jefferson B

更新日期：2010-06-01 00:00:00

abstract：:Many coagulants, mainly inorganic, are widely used in conventional water and wastewater treatment. Recent studies reported the occurrence of some chronic diseases associated with residual coagulant in treated wastewater. The use of alternative coagulants which are biodegradable and environmentally friendly could allev...

journal_title：Environmental technology

authors： Abidin ZZ,Ismail N,Yunus R,Ahamad IS,Idris A

更新日期：2011-07-01 00:00:00

abstract：:This paper employed a blending method to prepare a new hydrophilic and biocompatible magnetic polypropylene carrier (HBMPC) and pure polypropylene carrier (PPC). Mechanical strength, magnetic induction on surface, microstructure, hydrophilicity and biocompatibility of HBMPC were measured, characterized and investigate...

journal_title：Environmental technology

authors： Zhu Y

更新日期：2018-11-01 00:00:00

abstract：:The objective of this study was to evaluate the performance of an adsorbent, based on a solid residue arising from biodiesel production, for the removal of cationic dyes from wastewaters. The adsorbent was produced by microwave thermal activation. The Freundlich model provided the best fit for equilibrium data, indica...

journal_title：Environmental technology

authors： Nunes DL,Franca AS,Oliveira LS

更新日期：2011-07-01 00:00:00

abstract：:This study evaluates a new method for chemically destroying organic pollutants in wastewater using spontaneous corrosion of iron metal sheet surfaces in the presence of hydrogen peroxide. Model pollutants (phenol and benzoic acid) were degraded in batch experiments to investigate which parameters affected the process ...

journal_title：Environmental technology

authors： Namkung KC,Burgess AE,Bremner DH

更新日期：2005-03-01 00:00:00

abstract：:The use of oxidoredutive enzymes in removing organic pollutants has been the subject of much research. The oxidation of phenolic compounds in the presence of chemical additives has been the focus of this study. In this investigation, the influence of the additives polyethylene glycol and Triton X-100 was evaluated in ...

journal_title：Environmental technology

authors： Torres JA,Chagas PM,Silva MC,Dos Santos CD,Corrêa AD

更新日期：2016-01-01 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：:The aim of this study was to achieve aerobic granulation utilizing fermented municipal wastewater under low pH, and alkalinity conditions. Stable granulation was achieved after a 166-day start-up period. Due to low influent strength, supplemental carbon addition, in the form of sucrose, was added to the feed storage t...

journal_title：Environmental technology

authors： Leong J,Rezania B,Mavinic DS

更新日期：2016-01-01 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：:The destabilization of a microbial population is sometimes hard to solve when different biological reactions are coupled in the same reactor as in sequencing batch reactors (SBRs). This paper will try to guide through practical experiences the recovery of simultaneous nitrogen and phosphorus removal in an SBR after in...

journal_title：Environmental technology

authors： Coma M,Puig S,Monclús H,Balaguer MD,Colprim J

更新日期：2010-03-01 00:00:00

abstract：:The separate treatment of sludge liquor, produced by dewatering anaerobic digested sludge at wastewater treatment plants, gives rise to extreme environments for nitrogen removal. A full-scale sequencing batch reactor was operated with the aim of introducing and studying denitritation as a supplement to nitritation in ...

journal_title：Environmental technology

authors： Gustavsson DJ,Nyberg U,Jansen Jl

更新日期：2011-05-01 00:00:00

abstract：:Canada's agricultural emissions accounted for 60 Mt or 8% of national greenhouse gas (GHG) emissions in 2007. The estimation of CH4 emission factor (B0) from manure management systems in Canada is prone to uncertainty owing to lack of B0 values for Canadian conditions. Therefore, in this study, manure samples from six...

journal_title：Environmental technology

authors： Godbout S,Verma M,Larouche JP,Potvin L,Chapman AM,Lemay SP,Pelletier F,Brar SK

更新日期：2010-11-01 00:00:00

abstract：:Nоblе mеtаls suppоrtеd оn TiО2 (Dеgussа P25) mоdifiеd with WО3 undеr thе еffесt оf fееding оxуgеn аnd оzоnе соntаining mixturе tо thе rеасtоr undеr UV-С irrаdiаtiоn wеrе еxаminеd fоr thеir саtаlуtiс асtivitу in thеrеасtiоn оf оxаliс асid liquid phаsе оxidаtiоn. Thе sаmplеs wеrе sуnthеsizеd bу еxtrасtivе-pуrоlуtiс mеth...

journal_title：Environmental technology

authors： Gеоrgiеv V,Еliуаs А,Tуuliеv G,Bаtаkliеv T,Sеrgа V,Kаrаkаshkоvа P,Аnасhkоv M,Iliеv V

更新日期：2020-09-01 00:00:00