Gas assisted method synthesis nitrogen-doped carbon quantum dots and Hg (II) sensing.

abstract：:Liquid-state bioconversion (LSB) technique has great potential for application in bioremediation of sewage sludge. The purpose of this study is to determine the optimum level of LSB process of sewage sludge treatment by mixed fungal (Aspergillus niger and Penicillium corylophilum) inoculation in a pilot-scale bioreact...

journal_title：Environmental technology

authors： Rahman RA,Molla AH,Barghash HF,Fakhru'l-Razi A

更新日期：2016-01-01 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：:The behavior of cyanobacteria and its potential use for biofuel production in scale-up conditions is a topic of growing importance. The aim of our work is to study the effects of illumination, stirring, and different growth phases on the cultivation of the cyanobacteria Spirulina platensis in 10 L raceways. The cultiv...

journal_title：Environmental technology

authors： Magro FG,Margarites AC,Reinehr CO,Gonçalves GC,Rodigheri G,Costa JAV,Colla LM

更新日期：2018-07-01 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：:Cell agglomeration studies were conducted in anaerobic fluidized bed reactors without any external support. Granulation was studied at different combinations of loading and mixing conditions utilizing synthetic wastewater. Both single-stage and two-stage biomethanation processes were studied. Reactors of volume 0.55, ...

journal_title：Environmental technology

authors： Verma M,Sreekrishnan TR,Tyagi RD

更新日期：2005-07-01 00:00:00

abstract：:Sample pretreatment process is usually performed before real sample detection. Extraction is one of the most prevalent pretreatment methods. Due to the unequal solubility in two liquid phases, target is extracted (usually from water to organic phase) and further detected with laboratory instruments. Although the analy...

journal_title：Environmental technology

authors： Zhang D,Wang Y,Li C,Zhang X

更新日期：2019-10-29 00:00:00

abstract：:In this study, a bipolar membrane electrodialysis (BMED) process, which is thought to be an effective treatment method for leachate, was evaluated for leachates of three different ages ('young', 'middle-aged' and 'elderly'). The leachates were pretreated to eliminate membrane fouling problems prior to the BMED process...

journal_title：Environmental technology

authors： Ilhan F,Yazici Guvenc S,Avsar Y,Kurt U,Gonullu MT

更新日期：2017-11-01 00:00:00

abstract：:A method of chemically bonding copper ferrocynide (CuFC) to the surface of a PVDF hollow-fibre membrane (PVDF-CuFC) was designed and the resulting PVDF-CuFC was applied to the effective removal of aqueous cesium (Cs). In order to chemically immobilize CuFC on the surface of the PVDF hollow-fibre membrane, carboxyl gro...

journal_title：Environmental technology

authors： Lee HK,Choi SJ

更新日期：2021-01-28 00:00:00

abstract：:This work focuses on the treatment of washing waters coming from surimi manufacturing using ultrafiltration technology at a laboratory scale. Four membrane materials (poly-ether sulfone, polyacrilonytrile, poly vinylidene fluoride and regenerated cellulose) and 5 Molecular Weight Cut-Off (from 3 to 100 kDa) have been ...

journal_title：Environmental technology

authors： Dumay J,Radier S,Barnathan G,Bergé JP,Jaouen P

更新日期：2008-04-01 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：:Separation of nanoscale oil droplets in the cutting-oil emulsion by electrocoagulation-flotation (ECF) was carried out in a bubble column reactor (BCR) and an external-loop airlift reactor (ALR). Under the batch operation, aluminium electrode provided the highest efficiency of 99% and required the shortest separating ...

journal_title：Environmental technology

authors： Chawaloesphonsiya N,Prommajun C,Wongwailikhit K,Painmanakul P

更新日期：2017-05-01 00:00:00

abstract：:The red microalga Porphyridium cruentum is exploited industrially for its exopolysaccharides (EPS) and pigments production. EPS produced by P. cruentum are partially released and dissolved into the surrounding environment, they can be recovered from the culture medium after removing the cells. This paper presents a pa...

journal_title：Environmental technology

authors： Zaouk L,Massé A,Bourseau P,Taha S,Rabiller-Baudry M,Jubeau S,Teychené B,Pruvost J,Jaouen P

更新日期：2020-04-01 00:00:00

abstract：:The present research work is aimed at providing an economically feasible solution for the farmers to exploit the mixed organic wastes (MOW) as resources for the generation of biogas based electrical power and utilize the same for irrigation purpose to reduce the dependence on electricity board. A full scale biomethana...

journal_title：Environmental technology

authors： Begum S,Ahuja S,Anupoju GR,Ahuja DK,Arelli V,Juntupally S

更新日期：2020-04-01 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：:A soil-column system was tested for the removal of soluble organics and nutrients from partially treated liquid swine manure. The liquid manure was applied to the 900 mm deep (300 mm of local topsoil and 600 mm of local subsoil) soil columns continuously for an eight-week period, and leachate as well as soil samples w...

journal_title：Environmental technology

authors： Yang H,Xiao J,El-Din MG,Buchanan ID,Bromley D,Ikehata K

更新日期：2007-01-01 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：: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：: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：:Waste from textile industries can severely harm the environment. Dyes are the main residues of these effluents. Saccharomyces cerevisiae is already known to be an efficient adsorbent for the removal of dyes. However, the lack of applicability and limitation of the use of cell biomass in an industrial treatment makes i...

journal_title：Environmental technology

authors： Dilarri G,Corso CR

更新日期：2018-07-01 00:00:00

abstract：:Soil contaminated by organic pollutants, especially chlorinated aromatic compounds such as DDT (1,1,1-trichloro-2,2-bis(4-chlorophenyl)ethane), is an environmental concern because of the strong sorption of organochlorine pesticide onto the soil matrix and persistence in the environment. The remediation of organochlori...

journal_title：Environmental technology

authors： Zhang Y,Wong JW,Zhao Z,Selvam A

更新日期：2011-12-01 00:00:00

abstract：:Screened dairy manure, with a total solids content equal to 34.7 g TS l(-1), was subjected to a coagulation-flocculation treatment using FeCl, as coagulant and a medium cationic polyacrylamide (MCP1). The effect of changing doses of the additives (FeCl3 and MCP1) on the properties of supernatant fractions was studied ...

journal_title：Environmental technology

authors： Rico JL,García H,Rico C,Pérez N

更新日期：2006-02-01 00:00:00

abstract：:The impact of carbon source variation on the physical and chemical characteristics of aerobic granular sludge and its biological nutrient (nitrogen and phosphorus) removal performance was investigated. Two identical sequencing batch reactors, R1 and R2, were set up. Granular biomass was cultivated to maturity using ac...

journal_title：Environmental technology

authors： Lashkarizadeh M,Yuan Q,Oleszkiewicz JA

更新日期：2015-01-01 00:00:00

abstract：:In this work, the mechanism of the Cr(III) sorption by Salvinia auriculata biosorbent was studied in two stages. To understand the influence of the sorption parameters on the Cr(III) uptake, preliminary tests were performed. First, S. auriculata biomass was separately treated with base and acid solutions. Second, acid...

journal_title：Environmental technology

authors： Módenes AN,de Oliveira AP,Espinoza-Quiñones FR,Trigueros DEG,Kroumov AD,Borba CE,Hinterholz CL,Bergamasco R

更新日期：2017-06-01 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：:In the present paper, the potential of the foamed emulsion bioreactor (FEBR), a novel biological reactor for air pollution control was evaluated. Experimental data obtained on a laboratory-scale prototype were used to scale-up the process for a hypothetical case consisting of a contaminated air flow rate of 10,000 m(3...

journal_title：Environmental technology

authors： Kan E,Deshusses MA

更新日期：2006-06-01 00:00:00

abstract：:Due to the strong electron-withdrawing nature of Cl atom in CCl4, CCl4 could not readily be degraded by oxidation process. In the present study, aqueous electron (eaq-), a powerful reducing agent generated in UV-Na2SO3 system, was applied to reductively degradation of CCl4. The effects of several crucial factors (e.g....

journal_title：Environmental technology

authors： Wang Z,Liu W,Chen H,Zhang Z,Yang Z,Yang Q

更新日期：2021-01-01 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：: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：: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：:UV-light irradiated photocatalytic reduction of Cr(VI) to Cr(III) in aqueous solution using ZnFe2O4 nanoparticles in the presence of formic acid was reported. X-ray diffraction (XRD), scanning electron microscope (SEM), energy dispersive X-ray spectroscopy (EDS) and UV-Vis diffuse reflectance spectroscopy (DRS) were e...

journal_title：Environmental technology

authors： Islam JB,Furukawa M,Tateishi I,Katsumata H,Kaneco S

更新日期：2020-01-21 00:00:00