Efficacy of bioconversion of paper mill bamboo sludge and lime waste by composting and vermiconversion technologies.

abstract：:The kinetics of direct photochemical transformations of organic compounds in light absorbing and scattering media has been sparsely investigated. This is mostly due to the experimental difficulties to assess the major parameters: light intensity in porous media, the reaction quantum yield and the molar absorption coef...

journal_title：Chemosphere

authors： Ciani A,Goss KU,Schwarzenbach RP

更新日期：2005-12-01 00:00:00

abstract：:A kinetic model with intrinsic reaction kinetics and a simplified model with apparent reaction kinetics for denitrification in upflow sludge bed (USB) reactors were proposed. USB-reactor performance data with and without sludge wasting were also obtained for model verification. An independent batch study showed that t...

journal_title：Chemosphere

authors： Ting WH,Huang JS

更新日期：2006-09-01 00:00:00

abstract：:Anaerobically digested waste sludge contains very high concentrations of ammonium and phosphate that are difficult to be purified using traditional processes. Mixotrophic culture of microalgae is a potential way to achieve ammonium and phosphate removal, while harvesting considerable biomass for biodiesel production. ...

journal_title：Chemosphere

authors： Tan XB,Meng J,Tang Z,Yang LB,Zhang WW

更新日期：2020-04-01 00:00:00

abstract：:The production of chloranil is regarded as a potentially significant source of unintentional POPs. This research aimed to identify the contamination levels of polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/Fs), polychlorinated biphenyls (PCBs), hexachlorobenzene (HxCBz), pentachlorobenzene (PeCBz) and polyc...

journal_title：Chemosphere

authors： Liu W,Tao F,Zhang W,Li S,Zheng M

更新日期：2012-01-01 00:00:00

abstract：:The effects of five imidazolium ionic liquids with different anions were studied in hydroponically grown wheat seedlings at concentrations of 50, 100, 150, 200, 250, and 300 mg L-1. The results showed that shoots and roots grew shorter and dry weight decreased with increasing concentrations of ionic liquids. Moreover,...

journal_title：Chemosphere

authors： Chen Z,Zhou Q,Guan W,Wang J,Li Y,Yu N,Wei J

更新日期：2018-03-01 00:00:00

abstract：:Biochar pyrolysed at 300 °C, 500 °C, 700 °C was modified by hydrochloric acid (HCl), hydrofluoric acid (HF), sodium hydroxide (NaOH), hydrogen peroxide (H2O2), nitric acid (HNO3) and potassium permanganate (KMnO4), and subsequently evaluated for removal efficiency of 1,2,4-trichlorobenzene (1,2,4-TCB) by biochar suppo...

journal_title：Chemosphere

authors： Shang X,Yang L,Ouyang D,Zhang B,Zhang W,Gu M,Li J,Chen M,Huang L,Qian L

更新日期：2020-06-01 00:00:00

abstract：:Natural zeolite and synthetic zeolite, MCM-22, were employed as effective adsorbents for a basic dye, methylene blue, removal from wastewater. Two methods, Fenton oxidation and high temperature combustion, have been used for regeneration of used materials. It is found that MCM-22 exhibits equilibrium adsorption at 1.7...

journal_title：Chemosphere

authors： Wang S,Li H,Xie S,Liu S,Xu L

更新日期：2006-09-01 00:00:00

abstract：:The hormesis characterized by low-concentration stimulation and high-concentration inhibition has gained significant interest over the past decades. Some organic solvents and ionic liquids (ILs) have hormetic concentration responses (HCR) to bioluminescence such as firefly luciferase and Vibrio qinghaiensis sp.-Q67. I...

journal_title：Chemosphere

authors： Chen F,Liu SS,Yu M,Qu R,Wang MC

更新日期：2015-08-01 00:00:00

abstract：:The first projects relating to levels of Cd and Hg on marine biota and sediments from Terra Nova Bay (Ross Sea--Antarctica) and their bioaccumulation and biomagnification in this trophic web have been carried out by research programmes pertaining to the Italian Antarctic Research Program (PNRA) since 1989. Making use ...

journal_title：Chemosphere

authors： Riva SD,Abelmoschi ML,Magi E,Soggia F

更新日期：2004-07-01 00:00:00

abstract：:This paper provides information on the metal complexation potential of extracellular polymeric substances (EPS), extracted from activated sludges and from eight pure cultures of bacteria isolated from the same activated sludge. The EPS extracted from pure bacteria cultures are mainly composed of proteins and low quant...

journal_title：Chemosphere

authors： Guibaud G,Comte S,Bordas F,Dupuy S,Baudu M

更新日期：2005-04-01 00:00:00

abstract：:Ciprofloxacin (CIP) biodegradation was investigated using enrichments obtained in the presence of magnetite nanoparticles, CIP and human fecal sewage. CIP addition inhibited methanogenic activity and altered the bacterial community composition. The magnetite-supplemented enrichments significantly promoted CIP biodegra...

journal_title：Chemosphere

authors： Yang Z,Xu X,Dai M,Wang L,Shi X,Guo R

更新日期：2017-12-01 00:00:00

abstract：:The phytoextraction of Zn may be improved by applying N fertilizers to increase the biomass and Zn content of shoots. Rhizosphere-pH change from uptake of different N forms will affect Zn phyto-availability in the rhizosphere and Zn phytoextraction. This glasshouse study examined the effect of N form on Zn phytoextrac...

journal_title：Chemosphere

authors： Monsant AC,Tang C,Baker AJ

更新日期：2008-10-01 00:00:00

abstract：:Indoor simulation experiment with 2.76 L microcosms using sediment from Taihu Lake were conducted to investigate the relationship between algae bloom and heavy metals release into a lake aquatic environment. The results showed that Microcystic aeruginosa (M. aeruginosa) growth can enhance cadmium (Cd) mobilization fro...

journal_title：Chemosphere

authors： Ni L,Li D,Su L,Xu J,Li S,Ye X,Geng H,Wang P,Li Y,Li Y,Acharya K

更新日期：2016-05-01 00:00:00

abstract：:Biochar has become a popular research topic in sustainable chemistry for use both in agriculture and pollution abatement. To enhance aqueous Cr(VI), Pb(II) and Cd(II) removal efficiency, high surface area (535 m2/g) byproduct Douglas fir biochar (DFBC) from commercial syn-gas production obtained by fast pyrolysis (900...

journal_title：Chemosphere

authors： Herath A,Layne CA,Perez F,Hassan EB,Pittman CU Jr,Mlsna TE

更新日期：2020-09-28 00:00:00

abstract：:Atmospheric particulate matter (PM2.5) is associated with the morbidity and mortality of cardiovascular diseases. However, whether PM2.5 penetrates into the cells and the potential mechanisms are unknown. Hence, the study firstly indicated that PM2.5 could penetrate into the HUVEC cells, and phagocytosis, micropinocyt...

journal_title：Chemosphere

authors： Su R,Jin X,Li H,Huang L,Li Z

更新日期：2020-02-01 00:00:00

abstract：:Grain Cd concentrations were determined in wheat (Triticum aestivum L.) grown in 1999, 2001 and 2003, at six sludge cake field experiments. Three of these sites also had comparisons with Cd availability from metal amended liquid sludge and metal salts. Grain Cd concentrations in all years and at all sites were signifi...

journal_title：Chemosphere

authors： Chaudri A,McGrath S,Gibbs P,Chambers B,Carlton-Smith C,Godley A,Bacon J,Campbell C,Aitken M

更新日期：2007-01-01 00:00:00

abstract：:Residues of p,p'-DDE were found in lake trout sampled in 1993 from Little Moose Lake located remotely in the Adirondack region of New York State. Length accounted for 81% of the variation in p,p'-DDE concentration when the data was fit to an exponential model. The presence of p,p'-DDE in the fish was believed due to i...

journal_title：Chemosphere

authors： Youngs WD,Gutenmann WH,Josephson DC,Miller MD,Lisk DJ

更新日期：1994-07-01 00:00:00

abstract：:Emissions of many organic micro-pollutants (OMP) into the aquatic environment can be efficiently reduced with advanced treatment at wastewater treatment plants (WWTP). Post-treatment with activated carbon is currently considered as one of the most promising options, but powdered activated carbon (PAC) could also be do...

journal_title：Chemosphere

authors： Streicher J,Ruhl AS,Gnirß R,Jekel M

更新日期：2016-08-01 00:00:00

abstract：:1-Nitropyrene (1-NP) is a widely distributed pollutant in the environment and is best known for its mutagenicity and carcinogenicity. In this study, we evaluated the effects of 1-NP exposure in different gestational stages on the pregnant outcomes. Pregnant mice were administered with 1-NP by gavage daily in early (GD...

journal_title：Chemosphere

authors： Li R,Wang X,Wang B,Li J,Song Y,Luo B,Chen Y,Zhang C,Wang H,Xu D

更新日期：2018-12-01 00:00:00

abstract：:The results of this study provide a measure of the levels of dioxin-like compounds (polychlorinated dibenzo-p-dioxins, polychlorinated dibenzofurans and polychlorinated biphenyls) in pooled blood serum collected throughout Australia in 2003. De-identified samples selected from surplus pathology samples were stratified...

journal_title：Chemosphere

authors： Harden FA,Toms LM,Paepke O,Ryan JJ,Müller JF

更新日期：2007-04-01 00:00:00

abstract：:The present study tested whether the presence of potentially toxic elements (PTEs) (Cd, Cr, Cu, Pb, Hg and Ni), commonly found in wastewaters, interferes with the ability of macroalgae (Ulva intestinalis, Ulva lactuca, Fucus spiralis, Fucus vesiculosus, Gracilaria sp. and Osmundea pinnatifida) to remove rare earth ele...

journal_title：Chemosphere

authors： Costa M,Henriques B,Pinto J,Fabre E,Dias M,Soares J,Carvalho L,Vale C,Pinheiro-Torres J,Pereira E

更新日期：2020-08-01 00:00:00

abstract：:Salt marsh plants can sequestrate and inherently tolerate high metal concentrations found in salt marsh sediments. This work intended to understand the Halimione portulacoides (L.) Aellen strategies to prevent metal toxicity, by investigating the metal location in different plant organs and in the cell. A sequential e...

journal_title：Chemosphere

authors： Sousa AI,Caçador I,Lillebø AI,Pardal MA

更新日期：2008-01-01 00:00:00

abstract：:HPLC-size exclusion chromatography (SEC), coupled with on-line detection of UV absorbance (UVA) and fluorescence, was used to characterize dissolved organic matter (DOM) and its interactions with dissolved metals in a forest stream, a reservoir, and an urban river. Optimization of eluent concentration (20 mM) allowed ...

journal_title：Chemosphere

authors： Park JH

更新日期：2009-10-01 00:00:00

abstract：:Glutathione is one of the major endogenous antioxidants produced by cells. In plants, glutathione is crucial for both abiotic and biotic stress resistance, and also involved in the detoxification of xenobiotics in many organisms. However, as in vivo evidences of glutathione function are still lacking so far, its roles...

journal_title：Chemosphere

authors： Yu GB,Zhang Y,Ahammed GJ,Xia XJ,Mao WH,Shi K,Zhou YH,Yu JQ

更新日期：2013-03-01 00:00:00

abstract：:The fate of the endocrine disrupting compound 4-nonylphenol (NP) in an agricultural soil amended with biosolids was assessed in a greenhouse study. A biosolids with a total NP concentration of 900 mg kg(-1) was incorporated into the 4 cm surface layer of soil columns at an agronomic rate equivalent to 1.7 kg m(2). Hal...

journal_title：Chemosphere

authors： Brown S,Devin-Clarke D,Doubrava M,O'Connor G

更新日期：2009-04-01 00:00:00

abstract：:Polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs) were determined in some additives widely employed as binder and anti-caking agents in feedstuffs, such as kaolin, bentonite, zeolite, etc. with an special attention on sepiolite samples. Owing to their physico-chemical properties, the ...

journal_title：Chemosphere

authors： Abad E,Llerena JJ,Sauló J,Caixach J,Rivera J

更新日期：2002-03-01 00:00:00

abstract：:A series of flow-cell experiments was conducted to investigate aqueous dissolution and mass-removal behavior for systems wherein immiscible liquid was non-uniformly distributed in physically heterogeneous source zones. The study focused specifically on characterizing the relationship between mass flux reduction and ma...

journal_title：Chemosphere

authors： Brusseau ML,Difilippo EL,Marble JC,Oostrom M

更新日期：2008-04-01 00:00:00

abstract：:The anaerobic biotransformation of trichloroethylene (TCE) can be affected by competing electron acceptors such as Fe (III). This study assessed the role of Fe (III) reduction on the bioenhanced dissolution of TCE dense non-aqueous phase liquid (DNAPL). Columns were set up as 1-D diffusion cells consisting of a lower ...

journal_title：Chemosphere

authors： Paul L,Smolders E

更新日期：2015-01-01 00:00:00

abstract：:In this study, we conducted proof-of-concept research towards the simultaneous treatment of livestock wastewater and the generation of high-quality biodiesel, through microalgae technology. Both original (OPE) and anaerobically-digested (DPE) piggery effluents were investigated for the culture of the microalgae, Desmo...

journal_title：Chemosphere

authors： Li G,Zhang J,Li H,Hu R,Yao X,Liu Y,Zhou Y,Lyu T

更新日期：2020-10-09 00:00:00

abstract：:In comparison to the polychlorinated dibenzo-p-dioxins (PCDD) informations on their thio analogues the polychlorinated thianthrens (PCTA) are very limited. In this study we investigated the kinetics and toxicity of 2,3,7,8-tetrachlorothianthren (TCTA), the analogue of the most toxic PCDD congener 2,3,7,8-tetrachlorodi...

journal_title：Chemosphere

authors： Weber R,Hagenmaier H,Schrenk D

更新日期：1998-05-01 00:00:00