Fabrication of RHA-silica/graphene oxide nanocomposites for removal of lead ions from water.

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：:The aim of this paper was, on one hand, to study the treatment of raw tannery effluent by infiltration percolation system and, on the other hand, to determine the distribution and speciation of chromium in the used soil. The system pilot consisted of columns filled to 15 cm of gravel and 60 cm of soil (88% of sand). T...

journal_title：Environmental technology

authors： Tiglyene S,Jaouad A,Mandi L

更新日期：2008-06-01 00:00:00

abstract：:Tambaqui (Colossoma macropomum) is among the most cultivated fish species in tropical countries. Stress is the main cause of disease in fish farms. The genus Aeromonas is a common causative agent of fish diseases. This work reports the identification of Aeromonas species colonizing gills of C. macropomum submitted or ...

journal_title：Environmental technology

authors： Marques DS,Ferreira DA,Paiva PM,Napoleão TH,Araújo JM,Maciel Carvalho EV,Coelho LC

更新日期：2016-12-01 00:00:00

abstract：:The utilization of foul condensate (FC) collected from a Kraft pulp mill for the anaerobic production of volatile fatty acids (VFA) was tested in upflow anaerobic sludge blanket (UASB) reactors operated at 22, 37 and 55°C at a hydraulic retention time (HRT) of ∼75 h. The FC consisted mainly of 11370, 500 and 592 mg/L ...

journal_title：Environmental technology

authors： Eregowda T,Kokko ME,Rene ER,Rintala J,Lens PNL

更新日期：2020-01-13 00:00:00

abstract：:A horizontal flow multimedia stormwater filter was developed and tested for hydraulic efficiency and pollutant removal efficiency. Gravel, coconut (Cocos nucifera) fibre and sand were selected as the media and filled in 1:1:1 proportion. A fabric screen made up of woven sisal hemp was used to separate the media. The a...

journal_title：Environmental technology

authors： Samuel MP,Senthilvel S,Tamilmani D,Mathew AC

更新日期：2012-09-01 00:00:00

abstract：:A novel system integrating an upflow anaerobic sludge blanket (UASB) reactor and a two-stage biological aerated filter (BAF) system was investigated as advanced treatment of heavy oil wastewater with large amounts of dissolved recalcitrant organic substances and low levels of nitrogen and phosphorus nutrients. #1 BAF,...

journal_title：Environmental technology

authors： Zou XL

更新日期：2015-01-01 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：: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 capacity of three inocula (sewer biofilm, mangrove and estuary sediment) to utilise typical fermentation products of municipal solid waste for biological sulfate reduction was investigated. Each inoculum was used in two reactors, one fed a mixture of volatile fatty acids and another fed glucose to provide a suite ...

journal_title：Environmental technology

authors： Patel M,Villa Gómez DK,Pikaar I,Clarke WP

更新日期：2020-06-22 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：:Metal-organic frameworks (MOFs) have recently debuted as participants and solid supports in catalysts for environmental application in water treatment. Visible light active nanocomposites; ZnO/MIL-101(Fe); were synthesized via a hydrothermal method by loading ZnO; prepared by a green method; on a porous MIL-101(Fe) to...

journal_title：Environmental technology

authors： Amdeha E,Mohamed RS

更新日期：2019-08-11 00:00:00

abstract：:Chlorine dioxide is one of the most widely employed chemicals in the disinfection process of a drinking water treatment plant (DWTP). The aim of this work was to evaluate the influence of the adsorption process with granular activated carbon (GAC) on the chlorine dioxide consumption in final oxidation/disinfection. A ...

journal_title：Environmental technology

authors： Sorlini S,Biasibetti M,Collivignarelli MC,Crotti BM

更新日期：2015-05-01 00:00:00

abstract：:In this study, the efficiency of a single-stage combined photocatalysis-algae treatment process in the removal of the anticancer drug, flutamide (FLU), from aqueous solution has been evaluated. The removal abilities of the individual blue-green alga (Anabaena sp.), nano-sized MoS2 photocatalyst under visible light irr...

journal_title：Environmental technology

authors： Kouchakpour F,Chaibakhsh N,Naeemi AS

更新日期：2020-02-11 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：:A process consisting of anaerobic hydrolysis, denitrification, and oxidation/nitrification was proposed for simultaneous removal of carbon and nitrogen from terramycin crystallizing mother solution (TCMS), and its performance was investigated by treating diluted TCMS in a lab-scale continuous flow column system. Direc...

journal_title：Environmental technology

authors： Ma W,Yang M,Wang J,Qi R,Ren L

更新日期：2002-06-01 00:00:00

abstract：:The present study evaluated the phytotoxicity effect of goat manure (GM) collected from six different regions in South Korea, namely, Chupungnyeong (T1), Hoengseong (T2), Goesan (T3), Sancheong (T4), Jangsu (T5) and Namwon (T6). Phytotoxicity was assessed by means of the analysis of germination index (GI), relative se...

journal_title：Environmental technology

authors： Cho WM,Ravindran B,Kim JK,Jeong KH,Lee DJ,Choi DY

更新日期：2017-05-01 00:00:00

abstract：:Completely autotrophic nitrogen removal over nitrite (CANON) process was an innovative technology for nitrogen removal from wastewater. It is necessary to clear the impact of CuO nanoparticles (CuO NPs) on CANON process since the widespread utilize increased their opportunity for entering into wastewater. In this stud...

journal_title：Environmental technology

authors： Zhang X,Zhou Y,Zhang N,Zhao S,Zhang H,Zhai H,Zhang J

更新日期：2018-10-01 00:00:00

abstract：:In this paper, the recycling of incinerated sewage sludge ash (ISSA) into glass-ceramic materials by a two-stage sintering cycle of nucleation stage and crystallization stage without any pressure and binder is presented. The parent glasses were subjected to the following nucleation/crystallization temperature and time...

journal_title：Environmental technology

authors： Zhang Z,Zhang L,Yin Y,Liang X,Li A

更新日期：2015-05-01 00:00:00

abstract：:Maturation ponds are excellent natural treatment systems for disinfecting domestic wastewater from pathogenic bacteria because of their great sunlight exposure through depth and high pH and dissolved oxygen values - all considered important factors. Escherichia coli (E. coli) removal is higher at closer to the surface...

journal_title：Environmental technology

authors： Dias DFC,von Sperling M

更新日期：2018-03-01 00:00:00

abstract：:Untreated water from mining sites spreads heavy metal contamination. The present study assessed the phytoextraction performance of heavy metal-accumulating plants and the effects of chemical chelators on cadmium (Cd), lead (Pb), zinc (Zn), and copper (Cu) removal from paddy fields that have been continuously irrigated...

journal_title：Environmental technology

authors： Tai Y,Yang Y,Li Z,Yang Y,Wang J,Zhuang P,Zou B

更新日期：2018-08-01 00:00:00

abstract：:Considerable effort is being made to remediate soils contaminated with petroleum hydrocarbons, polyaromatic hydrocarbons, polychlorinated biphenyls, dioxins, heavy metals and other organic and inorganic compounds that have resulted from industrial activities, accidental spills and improper waste disposal practices. Cu...

journal_title：Environmental technology

authors： Saldaña MD,Nagpal V,Guigard SE

更新日期：2005-09-01 00:00:00

abstract：:This study investigated the biosorption kinetics and equilibrium of cadmium, nickel and zinc by activated sludge from a biological nutrient removal (BNR) process. A series of batch experiments with different initial metal concentrations were conducted to determine the metal removal in BNR sludge. The harvested sludges...

journal_title：Environmental technology

authors： Chang WC,Hsu CH,Chiang SM,Su MC

更新日期：2007-04-01 00:00:00

abstract：:The efficiency of an anaerobic biological treatment for the reduction of essential contaminants of produced water from an offshore oilfield was investigated using a microbial consortium enriched with sulphate-reducing bacteria (SRB). Experiments were conducted in a bench bioreactor at 35 degrees C, 250 rpm, with inter...

journal_title：Environmental technology

authors： Vieira DS,Sérvulo EF,Cammarota MC

更新日期：2005-08-01 00:00:00

abstract：:Phosphorus recovery from wastewater is a focus area in Denmark; the aim is to recover at least 80% of the phosphorus. In order to extract phosphorus, surplus sludge from wastewater treatment plants was acidified (pH 2-4) to increase the dissolved phosphorus concentration, which then can be precipitated and recovered. ...

journal_title：Environmental technology

authors： Quist-Jensen CA,Wybrandt L,Løkkegaard H,Antonsen SB,Christensen ML

更新日期：2020-09-01 00:00:00

abstract：:Fluoxetine is a selective serotonin reuptake inhibitor (SSRI) widely used in the treatment of major depression. It has been detected in surface and wastewaters, being able to negatively affect aquatic organisms. Most of the ecotoxicity studies focused only in pharmaceuticals, though excipients can also pose a risk to ...

journal_title：Environmental technology

authors： Silva A,Santos LH,Delerue-Matos C,Figueiredo SA

更新日期：2014-11-01 00:00:00

abstract：:Solid-liquid separation of animal slurry, with solid fractions used for composting, has gained interest recently. However, efficient composting of separated animal slurry solid fractions (SSFs) requires a better understanding of the process dynamics in terms of important physical parameters and their interacting physi...

journal_title：Environmental technology

authors： Chowdhury MA,de Neergaard A,Jensen LS

更新日期：2014-01-01 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：:The unique properties of nanoparticles create broad opportunities as regards their application in almost all disciplines of science and technology. There are many reports about the negative influence of nanoproducts on the environment and humans. Therefore, it is of vital importance to explore the impact of metal nano...

journal_title：Environmental technology

authors： Dobrucka R,Szymanski M,Przekop R

更新日期：2020-03-16 00:00:00

abstract：:A response surface methodology (RSM) involving a central composite design was applied to the modelling and optimization of a preparation of Mn/active carbon nanocatalysts in NH3-SCR of NO at 250 degrees C and the results were compared with the artificial neural network (ANN) predicted values. The catalyst preparation ...

journal_title：Environmental technology

authors： Mousavi SM,Niaei A,Salari D,Panahi PN,Samandari M

更新日期：2013-05-01 00:00:00

abstract：:Morocco shelters lagoons, estuaries and bays along its paralic coasts which are among the most productive in the world. The Bay of Dakhla is the longest and the most important site in Morocco due to its halieutic richness. In fact, this bay is an ecosystem with great potential in terms of aquaculture, mainly shellfish...

journal_title：Environmental technology

authors： Zidane H,Orbi A,Mouradi A,Zidane F,Blais JF

更新日期：2008-09-01 00:00:00