The effect of solar irradiation on the fading of nylon and polyester fabrics dyed with selected disperse dyestuffs on radiant energy basis.

abstract：:Phytoremediation is a cost-effective and eco-friendly process to remove heavy metals from water. A small-scale experiment was conducted to determine the phytoremediation efficiency of two macrophytes, i.e. Pistia stratiotes and Eichhornia crassipes for the removal of chromium and copper from the prepared metal solutio...

journal_title：Environmental technology

authors： Tabinda AB,Irfan R,Yasar A,Iqbal A,Mahmood A

更新日期：2020-05-01 00:00:00

abstract：:A possible approach for determining soil and groundwater quality criteria for contaminated sites is the comparative risk assessment. Originating from but not limited to Italian interest in a decentralised (regional) implementation of comparative risk assessment, this paper first addresses the proposal of an original m...

journal_title：Environmental technology

authors： Marzocchini M,Tatàno F,Moretti MS,Antinori C,Orilisi S

更新日期：2019-11-01 00:00:00

abstract：:An anion exchanger from rice straw was used to remove Cr (VI) from synthetic wastewater and electroplating effluent. The exchanger was characterized using Fourier transform infrared (FTIR) spectrum and scanning electron microscopy (SEM), and it was found that the quaternary amino group and hydroxyl group are the main ...

journal_title：Environmental technology

authors： Cao W,Dang Z,Yia XY,Yang C,Lu GN,Liu YF,Huang SY,Zheng LC

更新日期：2013-01-01 00:00:00

abstract：:Recently, there has been growing concern over the prevalence of Nonylphenol ethoxylates (NPnEOs) in the natural environment as these compounds are known endocrine disruptors. This study focuses on the seasonal variation and spatial distribution of NPnEOs in the wastewater of a full scale sewage treatment plant, operat...

journal_title：Environmental technology

authors： Gao DW,Li Z,Guan JX,Liang H

更新日期：2017-02-01 00:00:00

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：:The goal of this research is to find a more effective treatment for tequila vinasses (TVs) with potential industrial application in order to comply with the Mexican environmental regulations. TVs are characterized by their high content of solids, high values of biochemical oxygen demand (BODs), chemical oxygen demand ...

journal_title：Environmental technology

authors： Retes-Pruneda JL,Davila-Vazquez G,Medina-Ramírez I,Chavez-Vela NA,Lozano-Alvarez JA,Alatriste-Mondragon F,Jauregui-Rincon J

更新日期：2014-08-01 00:00:00

abstract：:Biosurfactants are amphiphilic compounds of microbial origin which exhibit better properties than their chemically derived counterparts. They are usually produced in submerged fermentation by different types of bacteria. However, biosurfactant production by fungi, particularly of the white-rot type, has been scarcely ...

journal_title：Environmental technology

authors： Lourenço LA,Alberton Magina MD,Tavares LBB,Guelli Ulson de Souza SMA,García Román M,Altmajer Vaz D

更新日期：2018-12-01 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：:Based on Cu-BTC metal-organic framework, thiol-functionalized and amino functionalized materials were prepared by the modified Stöber method. Then, the Cu3(BTC)2 and the functionalized materials were characterized by means of X-ray diffraction, SEM-EDS and FT-IR analysis. The adsorption properties of two materials for...

journal_title：Environmental technology

authors： Xiao X,Deng Y,Xue J,Gao Y

更新日期：2019-10-29 00:00:00

abstract：:Nitrous oxide (N2O) is a potent greenhouse gas, which is produced during nitrifying and denitrifying processes. Some factors and mechanisms affecting N2O emission have been reported in previous literature, but wastewater biological nitrification is accompanied by a dynamic process of dissolved oxygen (DO) consumption ...

journal_title：Environmental technology

authors： Li P,Wang S,Peng Y,Liu Y,He J

更新日期：2015-07-01 00:00:00

abstract：:One of the main problems of the Whole Effluent Toxicity is related to the use of bioindicator species representative of the target environment. Most wastewater discharges are of fresh water, so their salinity has to be adjusted when they are discharged to transitional and marine coastal waters, in order to perform tox...

journal_title：Environmental technology

authors： Libralato G,Losso C,Avezzù F,Volpi Ghirardini A

更新日期：2009-01-01 00:00:00

abstract：:The palm oil mill industry generates palm oil mill effluent (POME) and empty fruit bunches (EFB) as by-products. This study reports the mesophilic co-digestion of POME with EFB. The biochemical methane potential (BMP) of POME and EFB was 0.397 L CH4/g volatile solids (VS) and 0.264 L CH4/g VS, respectively. In a serie...

journal_title：Environmental technology

authors： Kim SH,Choi SM,Ju HJ,Jung JY

更新日期：2013-07-01 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：: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：:The increasing demand for methane production cannot be satisfied by the use of anaerobic digestion only from waste/wastewater treatment. Perennial energy crops, such as miscanthus and willow, as well as agricultural residues can be considered as options for increasing the methane production through biomass digestion, ...

journal_title：Environmental technology

authors： Jurado E,Gavala HN,Skiadas IV

更新日期：2013-07-01 00:00:00

abstract：:Pyrolysis is potentially an effective treatment of oily sludge for oil recovery, and its kinetics and efficiency are expected to be affected by additives. In the present study, the pyrolysis parameters, including heating rate, final pyrolysis temperature, and pyrolysis time of oily sludge in the presence of agricultur...

journal_title：Environmental technology

authors： Zhou X,Jia H,Qu C,Fan D,Wang C

更新日期：2017-02-01 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

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：:The effects of antecedent dry days (ADD) on nitrogen removal efficiency were investigated in soil infiltration systems, with three distinguishable layers: mulch layer (ML), coarse soil layer (CSL) and fine soil layer (FSL). Two sets of lab-scale columns with loamy CSL (C1) and sandy CSL (C2) were dosed with synthetic ...

journal_title：Environmental technology

authors： Cho KW,Yoon MH,Song KG,Ahn KH

更新日期：2011-05-01 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：:Red mud, an industrial by-product generated during the processing of bauxite ore, was investigated as an inexpensive and effective adsorbent for the adsorption of methylene blue from aqueous solution. Chemical and heat treatments were applied to the raw red mud. The effects of contact time, adsorbent amount, pH, tempe...

journal_title：Environmental technology

authors： Coruh S,Geyikçi F,Ergun ON

更新日期：2011-08-01 00:00:00

abstract：:Polystyrene (PS) beads have been studied as a possible filter element, with the aim of increasing the effective production of water in treatment plants. Being a granular material of an effective size of 0.68 mm, sphericity of 0.96 and density of 1046 kg/m3, the use of PS beads may provide washing water savings because...

journal_title：Environmental technology

authors： Schöntag JM,Moreira FM,Sens ML

更新日期：2017-08-01 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：:Metals removal onto a low-cost natural polysaccharide is performed. Firstly, some specific characteristics of adsorbent are determined. Potentiometric titrations of the sorbent have been realised. The values of the point of zero net proton charge (pznpc) and the cation exchange capacity (CEC) deduced from these experi...

journal_title：Environmental technology

authors： Gerente C,Reddad Z,Andres Y,Le Cloirec P

更新日期：2004-02-01 00:00:00

abstract：:The purposes of this study were to develop a refined model for simulation of ozonation of estrogenic chemicals under different conditions and to investigate the behaviors of estrogenic by-products using the model. In the cases of ozonation of 17-estradiol (E2), bisphenol-A (BPA) and nonylphenol (NP) in aqueous solutio...

journal_title：Environmental technology

authors： Kim SE,Park NS,Yamada H,Tsuno H

更新日期：2008-03-01 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：:Bioflocculant-producing bacteria were isolated from various water reservoirs and sediments of the water treatment plant. Four promising strains were identified by standard biochemical methods and 16s rRNA gene sequencing. Bioflocculants were produced in a batch bioreactor of 3 L under optimized conditions. Fourier tra...

journal_title：Environmental technology

authors： Saha S,Shukla SK,Singh HR,Pradhan KK,Jha SK

更新日期：2020-03-15 00:00:00

abstract：:The impact of adding diatomite on the treatment performance of slightly polluted algae-containing raw water using ozone pre-oxidation and polyaluminum chloride (PAC) coagulation was investigated. Results demonstrated that the addition of diatomite is advantageous due to reduction of the PAC dose (58.33%) and improveme...

journal_title：Environmental technology

authors： Hu W,Wu C,Jia A,Zhang Z,Chen F

更新日期：2014-11-01 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：:Atrazine is an herbicide which is widely applied in sugarcane and corn crops. Its frequent use has resulted in environmental impacts, and its traces have been verified in surface and groundwater. Thus, it is necessary to remove this pollutant, and an alternative is the adsorption due to its universal nature, low-cost ...

journal_title：Environmental technology

authors： Cusioli LF,Bezerra CO,Quesada HB,Alves Baptista AT,Nishi L,Vieira MF,Bergamasco R

更新日期：2019-08-14 00:00:00