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You searched for: Journal name Journal of hazardous materials Remove constraint Journal name: Journal of hazardous materials Publication year rev 7985-2015 Remove constraint Publication year rev: 7985-2015 Source 2015 v.289 Remove constraint Source: 2015 v.289
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1. Absorption and desorption of SO2 in aqueous solutions of diamine-based molten salts

Author:
Seung Rok Lim; Junhyeok Hwang; Chang Soo Kim; Ho Seok Park; Minserk Cheong; Hoon Sik Kim; Hyunjoo Lee
Source:
Journal of hazardous materials 2015 v.289 pp. 63-71
ISSN:
0304-3894
Subject:
X-ray diffraction; absorption; anions; aqueous solutions; cations; chlorides; desorption; octane; spectroscopy; sulfates; sulfur dioxide
Abstract:
... SO2 absorption and desorption behaviors were investigated in aqueous solutions of diamine-derived molten salts with a tertiary amine group on the cation and a chloride anion, including butyl-(2-dimethylaminoethyl)-dimethylammonium chloride ([BTMEDA]Cl, pKb=8.2), 1-butyl-1,4-dimethylpiperazinium chloride ([BDMP]Cl, pKb=9.8), and 1-butyl-4-aza-1-azoniabicyclo[2,2,2]octane chloride ([BDABCO]Cl, pKb=1 ...
DOI:
10.1016/j.jhazmat.2015.02.022

2. Ammonia gas transport and reactions in unsaturated sediments: Implications for use as an amendment to immobilize inorganic contaminants

Author:
L. Zhong; J.E. Szecsody; M.J. Truex; M.D. Williams; Y. Liu
Source:
Journal of hazardous materials 2015 v.289 pp. 118-129
ISSN:
0304-3894
Subject:
advection; aluminum; ammonia; gases; pH; porous media; remediation; sediments; silica; sodium; uranium; vadose zone; water content
Abstract:
... Use of gas-phase amendments for in situ remediation of inorganic contaminants in unsaturated sediments of the vadose zone may be advantageous, but there has been limited development and testing of gas remediation technologies. Treatment with ammonia gas has a potential for use in treating inorganic contaminants (such as uranium) because it induces a high pore-water pH, causing mineral dissolution ...
DOI:
10.1016/j.jhazmat.2015.02.025

3. Controlled leaching with prolonged activity for Co–LDH supported catalyst during treatment of organic dyes using bicarbonate activation of hydrogen peroxide

Author:
Ali Jawad; Yibing Li; Xiaoyan Lu; Zhuqi Chen; Weidong Liu; Guochuan Yin
Source:
Journal of hazardous materials 2015 v.289 pp. 165-173
ISSN:
0304-3894
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; aluminum; bicarbonates; catalysts; chemical oxygen demand; chemical reactions; cobalt; coprecipitation; decolorization; effluents; environmental impact; hydrogen peroxide; hydrotalcite; hydroxyl radicals; industry; leaching; magnesium; methylene blue; optical properties; scanning electron microscopy
Abstract:
... The effluents from industries are commonly non-biodegradable and produce various hazardous intermediate products by chemical reactions that have direct impact on environment. In the present investigation, a series of Co–Mg/AL ternary LDH catalysts with fixed Mg/Al ratio were prepared by co-precipitation method. The effect of Co on the activity of the catalyst was monitored on the degradation of me ...
DOI:
10.1016/j.jhazmat.2015.02.056

4. Development of an activated carbon filter to remove NO2 and HONO in indoor air

Author:
Jun Young Yoo; Chan Jung Park; Ki Yeong Kim; Youn-Suk Son; Choong-Min Kang; Jack M. Wolfson; In-Ha Jung; Sung-Joo Lee; Petros Koutrakis
Source:
Journal of hazardous materials 2015 v.289 pp. 184-189
ISSN:
0304-3894
Subject:
activated carbon; air; coatings; copper; filters; manganese; mixing; nitrogen dioxide; p-aminobenzoic acid; phosphoric acid; potassium hydroxide; potassium nitrate; potassium permanganate
Abstract:
... To obtain the optimum removal efficiency of NO2 and HONO by coated activated carbon (ACs), the influencing factors, including the loading rate, metal and non-metal precursors, and mixture ratios, were investigated. The NOx removal efficiency (RE) for K, with the same loading (1.0wt.%), was generally higher than for those loaded with Cu or Mn. The RE of NO2 was also higher when KOH was used as the ...
DOI:
10.1016/j.jhazmat.2015.02.038

5. Effect of di-n-butyl phthalate on root physiology and rhizosphere microbial community of cucumber seedlings

Author:
Ying Zhang; Yue Tao; Hui Zhang; Lei Wang; Guoqiang Sun; Xin Sun; Kehinde O. Erinle; Chengcheng Feng; Qiuxia Song; Mo Li
Source:
Journal of hazardous materials 2015 v.289 pp. 9-17
ISSN:
0304-3894
Subject:
Actinobacteridae; Pseudomonas; cucumbers; denaturing gradient gel electrophoresis; dibutyl phthalate; endoplasmic reticulum; microbial communities; mitochondria; protein content; rhizosphere; rhizosphere bacteria; seedlings; soil; starch granules; vacuoles
Abstract:
... The authors investigated the effects of di-n-butyl phthalate (DBP) on root physiology and rhizosphere microbial communities of cucumber seedlings (sativus L. cv Jinyan No. 4). Root protein content and root activity were observed to decrease. From the ultrastructural micrographs, visible impact on the mitochondria, endoplasmic reticulum and vacuole were detected. Moreover, the number of starch grai ...
DOI:
10.1016/j.jhazmat.2015.01.071

6. Effect of molecular structure of aniline–formaldehyde copolymers on corrosion inhibition of mild steel in hydrochloric acid solution

Author:
Yan Zhang; Mengyan Nie; Xiutong Wang; Yukun Zhu; Fuhua Shi; Jianqiang Yu; Baorong Hou
Source:
Journal of hazardous materials 2015 v.289 pp. 130-139
ISSN:
0304-3894
Subject:
adsorption; aniline; chemical structure; composite polymers; condensation reactions; corrosion; dielectric spectroscopy; formaldehyde; hydrochloric acid; polymerization; steel; weight loss
Abstract:
... Aniline–formaldehyde copolymers with different molecular structures have been prepared and investigated for the purpose of corrosion control of mild steel in hydrochloric acid. The copolymers were synthesized by a condensation polymerization process with different ratios of aniline to formaldehyde in acidic precursor solutions. The corrosion inhibition efficiency of as-synthesized copolymers for Q ...
DOI:
10.1016/j.jhazmat.2015.02.036

7. Effect of soil properties on the toxicity of Pb: Assessment of the appropriateness of guideline values

Author:
A. Romero-Freire; F.J. Martin Peinado; C.A.M. van Gestel
Source:
Journal of hazardous materials 2015 v.289 pp. 46-53
ISSN:
0304-3894
Subject:
Lactuca sativa; Vibrio fischeri; adverse effects; bioassays; carbon; guidelines; lead; lighting; root growth; soil pH; soil pollution; soil respiration; solubility; toxicity
Abstract:
... Soil contamination with lead is a worldwide problem. Pb can cause adverse effects, but its mobility and availability in the terrestrial environment are strongly controlled by soil properties. The present study investigated the influence of different soil properties on the solubility of lead in laboratory spiked soils, and its toxicity in three bioassays, including Lactuca sativa root elongation an ...
DOI:
10.1016/j.jhazmat.2015.02.034

8. Enhanced photocatalytic oxidation of gaseous elemental mercury by TiO2 in a high temperature environment

Author:
Huazhen Shen; Iau-Ren Ie; Chung-Shin Yuan; Chung-Hsuang Hung; Wei-Hsiang Chen; Jinjing Luo; Yi-Hsiu Jen
Source:
Journal of hazardous materials 2015 v.289 pp. 235-243
ISSN:
0304-3894
Subject:
ambient temperature; coatings; flue gas; glass; irradiation; mercury; oxygen; photooxidation; physicochemical properties; titanium dioxide; wavelengths
Abstract:
... The photo-oxidation of Hg0 in a lab-scale reactor by titanium dioxide (TiO2) coated on the surface of glass beads was investigated at high temperatures. TiO2 was calcinated at four different temperatures of 300°C, 400°C, 500°C and 600°C (noted as Ti300, Ti400, Ti500 and Ti600) and characterized for its physicochemical properties. The calcinated TiO2 coating on the glass beads was then tested to co ...
DOI:
10.1016/j.jhazmat.2015.02.033

9. Facile preparation of electroactive amorphous α-ZrP/PANI hybrid film for potential-triggered adsorption of Pb2+ ions

Author:
Quan Zhang; Xiao Du; Xuli Ma; Xiaogang Hao; Guoqing Guan; Zhongde Wang; Chunfeng Xue; Zhonglin Zhang; Zhijun Zuo
Source:
Journal of hazardous materials 2015 v.289 pp. 91-100
ISSN:
0304-3894
Subject:
heavy metals; lead; scanning electron microscopy; nanosheets; X-radiation; aqueous solutions; carbon nanotubes; electrodes; electrochemistry; phosphates; metal ions; oxygen; films (materials); gold; hydrolysis; temperature; adsorption; X-ray diffraction; quartz; wastewater; desorption
Abstract:
... An electroactive hybrid film composed of amorphous α-zirconium phosphate and polyaniline (α-ZrP/PANI) is controllably synthesized on carbon nanotubes (CNTs) modified Au electrodes in aqueous solution by cyclic voltammetry method. Electrochemical quartz crystal microbalance (EQCM), scanning electron microscopy (SEM) and X-ray power diffraction (XRD) analysis are applied for the evaluation of the sy ...
DOI:
10.1016/j.jhazmat.2015.02.039

10. Identification of antimycotic drugs transformation products upon UV exposure

Author:
Jorge Casado; Isaac Rodríguez; María Ramil; Rafael Cela
Source:
Journal of hazardous materials 2015 v.289 pp. 72-82
ISSN:
0304-3894
Subject:
Daphnia magna; agricultural soils; clotrimazole; desorption; drugs; hydroxylation; ketoconazole; liquid chromatography; mass spectrometry; miconazole; sand; silicone; solvents; ultraviolet radiation; wavelengths
Abstract:
... The reactivity of three imidazolic, environmental persistent antimycotic drugs (clotrimazole, CTZ; ketoconazole, KTZ; and miconazole, MCZ) upon exposure to ultraviolet (UV) radiation is discussed. First, precursor compounds were immobilized in a silicone support which was further exposed to UV light at two different wavelengths: 254 and 365nm. After solvent desorption, degradation kinetics of the ...
DOI:
10.1016/j.jhazmat.2015.02.031

11. In situ growing directional spindle TiO2 nanocrystals on cellulose fibers for enhanced Pb2+ adsorption from water

Author:
Yanxiang Li; Lixia Cao; Lei Li; Chuanfang Yang
Source:
Journal of hazardous materials 2015 v.289 pp. 140-148
ISSN:
0304-3894
Subject:
adsorption; cellulose; cellulosic fibers; decontamination; engineering; filtration; heavy metals; hydrolysis; lead; nanocomposites; nanocrystals; nanoparticles; surface area; titanium dioxide
Abstract:
... TiO2/cellulose nanocomposite was synthesized by in situ generation of titanium dioxide (TiO2) nanocrystals on cellulose fibers (CF) via facile hydrolysis of TiOSO4. Cellulose was intended as a scaffold to immobilize TiO2 nanoparticles (NPs), but turned out surprisingly to be also a chemical template that directed the crystal growth. As a result, spindle rutile TiO2 crystals were nicely formed on t ...
DOI:
10.1016/j.jhazmat.2015.02.051

12. Long-term toxic effects of deltamethrin and fenvalerante in soil

Author:
Yufang Song; Jianrong Kai; Xueying Song; Wei Zhang; Lingling Li
Source:
Journal of hazardous materials 2015 v.289 pp. 158-164
ISSN:
0304-3894
Subject:
Eisenia fetida; chronic exposure; cytotoxicity; deltamethrin; earthworms; enzyme activity; fenvalerate; metabolites; pyrethrins; reproductive success; risk assessment; soil; survival rate
Abstract:
... In this study, the long-term toxic effects of pyrethroids on the earthworm Eisenia fetida were evaluated. Earthworms were exposed to moist filter paper and soil for 14 days to evaluate the survival, exposed to soil for 56 days to assess the reproductive success and for 28 days to identify the cytotoxicity. Results showed that the earthworm survival rate decreased with increasing the concentration ...
DOI:
10.1016/j.jhazmat.2015.02.057

13. Microwave-assisted activated carbon from cocoa shell as adsorbent for removal of sodium diclofenac and nimesulide from aqueous effluents

Author:
Caroline Saucier; Matthew A. Adebayo; Eder C. Lima; Renato Cataluña; Pascal S. Thue; Lizie D.T. Prola; M.J. Puchana-Rosero; Fernando M. Machado; Flavio A. Pavan; G.L. Dotto
Source:
Journal of hazardous materials 2015 v.289 pp. 18-27
ISSN:
0304-3894
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; activated carbon; adsorbents; adsorption; aqueous solutions; desorption; diclofenac; effluents; hospitals; hydrochloric acid; kinetics; microwave treatment; pH; scanning electron microscopy; sugars
Abstract:
... Microwave-induced chemical activation process was used to prepare an activated carbon from cocoa shell for efficient removal of two anti-inflammatories, sodium diclofenac (DFC) and nimesulide (NM), from aqueous solutions. A paste was obtained from a mixture of cocoa shell and inorganic components; with a ratio of inorganic: organic of 1 (CSC-1.0). The mixture was pyrolyzed in a microwave oven in l ...
DOI:
10.1016/j.jhazmat.2015.02.026

14. Modified natural diatomite and its enhanced immobilization of lead, copper and cadmium in simulated contaminated soils

Author:
Xinxin Ye; Shenghong Kang; Huimin Wang; Hongying Li; Yunxia Zhang; Guozhong Wang; Huijun Zhao
Source:
Journal of hazardous materials 2015 v.289 pp. 210-218
ISSN:
0304-3894
Subject:
acid treatment; cadmium; calcium chloride; copper; diatomaceous earth; leaching; lead; microbial activity; polluted soils; surface area; toxic substances; ultrasonic treatment
Abstract:
... Natural diatomite was modified through facile acid treatment and ultrasonication, which increased its electronegativity, and the pore volume and surface area achieved to 0.211cm3g−1 and 76.9m2g−1, respectively. Modified diatomite was investigated to immobilize the potential toxic elements (PTEs) of Pb, Cu and Cd in simulated contaminated soil comparing to natural diatomite. When incubated with con ...
DOI:
10.1016/j.jhazmat.2015.02.052

15. Polyvinyl alcohol-immobilized Phanerochaete chrysosporium and its application in the bioremediation of composite-polluted wastewater

Author:
Zhenzhen Huang; Guiqiu Chen; Guangming Zeng; Anwei Chen; Yanan Zuo; Zhi Guo; Qiong Tan; Zhongxian Song; Qiuya Niu
Source:
Journal of hazardous materials 2015 v.289 pp. 174-183
ISSN:
0304-3894
Subject:
2,4-dichlorophenol; Fourier transform infrared spectroscopy; Phanerochaete chrysosporium; bioremediation; biosorbents; cadmium; carbon; desorption; fumaric acid; nitrogen; polyvinyl alcohol; protein secretion; wastewater
Abstract:
... A novel biosorbent, polyvinyl alcohol (PVA)-immobilized Phanerochaete chrysosporium, was applied to the bioremediation of composite-polluted wastewater, containing both cadmium and 2,4-dichlorophenol (2,4-DCP). The optimum removal efficiency achieved was 78% for Cd(II) and 95.4% for 2,4-DCP at initial concentrations of 20mg/L Cd(II) and 40mg/L 2,4-DCP. PPBs had significantly enhanced the resistanc ...
DOI:
10.1016/j.jhazmat.2015.02.043

16. Preparation and characterization of an organic/inorganic hybrid sorbent (PLE) to enhance selectivity for As(V)

Author:
Byungryul An; Hakchan Kim; Chanhyuk Park; Sang-Hyup Lee; Jae-Woo Choi
Source:
Journal of hazardous materials 2015 v.289 pp. 54-62
ISSN:
0304-3894
Subject:
Fourier transform infrared spectroscopy; arsenates; arsenic; bicarbonates; chitosan; nickel; pH; polymers; sodium chloride; sorption; sulfates
Abstract:
... For the selective removal of arsenate (As(V)) a hybrid sorbent was prepared using a non-toxic natural organic material, chitosan, by loading a transition metal, nickel. The immobilization of nickel was achieved by coordination with a deprotonated amino group (NH2) in the chitosan polymer chain. The amount of nickel was directly correlated to the presence of the amino group and was calculated to be ...
DOI:
10.1016/j.jhazmat.2015.02.029

17. Selective removal of erythromycin by magnetic imprinted polymers synthesized from chitosan-stabilized Pickering emulsion

Author:
Hongxiang Ou; Qunhui Chen; Jianming Pan; Yunlei Zhang; Yong Huang; Xueyong Qi
Source:
Journal of hazardous materials 2015 v.289 pp. 28-37
ISSN:
0304-3894
Subject:
adsorption; aqueous solutions; azithromycin; chitosan; chloramphenicol; crosslinking; emulsions; hydrophobicity; magnetite; models; nanoparticles; oils; polymerization; polymers; sorption isotherms
Abstract:
... Magnetic imprinted polymers (MIPs) were synthesized by Pickering emulsion polymerization and used to adsorb erythromycin (ERY) from aqueous solution. The oil-in-water Pickering emulsion was stabilized by chitosan nanoparticles with hydrophobic Fe3O4 nanoparticles as magnetic carrier. The imprinting system was fabricated by radical polymerization with functional and crosslinked monomer in the oil p ...
DOI:
10.1016/j.jhazmat.2015.02.030

18. Sequential decolorization of azo dye and mineralization of decolorization liquid coupled with bioelectricity generation using a pH self-neutralized photobioelectrochemical system operated with polarity reversion

Author:
Jian Sun; Yongyou Hu; Wanjun Li; Yaping Zhang; Jie Chen; Feng Deng
Source:
Journal of hazardous materials 2015 v.289 pp. 108-117
ISSN:
0304-3894
Subject:
Chlorella vulgaris; acidity; alkalinity; azo dyes; bacteria; bioelectricity; biofilm; decolorization; electrodes; inoculum; mineralization; pH; wastewater
Abstract:
... A novel photobioelectrochemical system (PBES) was developed by acclimating algal-bacterial biofilm in both anode and cathode using Chlorella vulgaris and indigenous wastewater bacteria as inoculums. The PBES was operated in polarity reversion mode depend on dark/light alternate reaction to achieve simultaneous pH self-neutralization, azo dye degradation (Congo red) and bioelectricity generation. T ...
DOI:
10.1016/j.jhazmat.2015.02.010

19. Sonocatalytic degradation of RhB over LuFeO3 particles under ultrasonic irradiation

Author:
M. Zhou; H. Yang; T. Xian; R.S. Li; H.M. Zhang; X.X. Wang
Source:
Journal of hazardous materials 2015 v.289 pp. 149-157
ISSN:
0304-3894
Subject:
catalysts; ethanol; fluorometry; free radicals; gels; irradiation; pH; particle size; polyacrylamide; temperature; ultrasonics
Abstract:
... LuFeO3 particles with an average particle size of ∼200nm were synthesized via a polyacrylamide gel route. The sonocatalytic activity of LuFeO3 particles was evaluated by the degradation of Rhodamine B (RhB) under ultrasonic irradiation, revealing that they exhibit a good sonocatalytic activity. The effects of various experimental factors including ultrasonic frequency (f), reaction solution temper ...
DOI:
10.1016/j.jhazmat.2015.02.054

20. Toxicity assessment of 4-chlorophenol to aerobic granular sludge and its interaction with extracellular polymeric substances

Author:
Dong Wei; Yifan Wang; Xiaodong Wang; Mengting Li; Fei Han; Luyu Ju; Ge Zhang; Li Shi; Kai Li; Bingfeng Wang; Bin Du; Qin Wei
Source:
Journal of hazardous materials 2015 v.289 pp. 101-107
ISSN:
0304-3894
Subject:
ammonia; ammonium nitrogen; autotrophic bacteria; fluorescence; fluorescence emission spectroscopy; polysaccharides; proteins; sludge; toxicity; tryptophan; wastewater
Abstract:
... The main objective of this study was to evaluate the toxicity of 4-chlorophenol (4-CP) to aerobic granular sludge in the process of treating ammonia rich wastewater. In the short-term exposure of 4-CP of 5 and 10mg/L, ammonia nitrogen removal efficiencies in the batch reactors decreased to 87.18±2.81 and 41.16±3.55%, which were remarkably lower than that of control experiment (99.83±0.54%). Corres ...
DOI:
10.1016/j.jhazmat.2015.02.047