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Removal of toxic metal ions with magnetic hydrogels

Ozgur Ozaya, Sema Ekicia, Yakup Barana, Nahit Aktasb, Nurettin Sahinera,* aCanakkale Onsekiz Mart University, Faculty of Sciences and Arts, Chemistry Department – Nanomaterial and Nanotechnology Research Laboratory, Terzioglu Campus, 17020 Canakkale, Turkey bYuzuncu Yil University, Faculty of Engineering and Architecture, Chemical Engineering Department, 65080 Van, Turkey a r t i c l e i n f o Article history: Received 5 April 2009 Received in revised form 28 June 2009 Accepted 30 June 2009 Published online 4 July 2009 Keywords: Remediation Magnetic Composite Functional hydrogel Pollution

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Removal of veterinary antibiotics from sequencing batch reactor (SBR) pretreated swine wastewater by Fenton’s reagent

Weiwei Ben, Zhimin Qiang*, Xun Pan, Meixue Chen Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, 18 Shuang-qing Road, Hai-dian District, Beijing 100085, China a r t i c l e i n f o Article history: Received 14 February 2009 Received in revised form 15 May 2009 Accepted 28 June 2009 Published online 4 July 2009 Keywords: Antibiotics degradation Swine wastewater Fenton’s reagent Sequencing batch reactor Heavy metals a b s t r a c t The large-scale application of veterinary antibiotics in livestock industry makes swine

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Occurrence and removal of N-nitrosamines in wastewater treatment plants

Martin Krauss*, Philipp Longre ´e, Falk Dorusch, Christoph Ort1, Juliane Hollender Eawag, Swiss Federal Institute of Aquatic Science and Technology, Ueberlandstrasse 133, CH-8600 Du ¨bendorf, Switzerland a r t i c l e i n f o Article history: Received 26 February 2009 Received in revised form 18 June 2009 Accepted 22 June 2009 Published online 27 June 2009 Keywords: NDMA N-Nitrosomorpholine Nitrosamines Wastewater Sewage treatment plant Degradation a b s t r a c t The presence of nitrosamines in wastewater might pose a risk to water resources even in

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Adsorption, sedimentation, and inactivation of E. coli within wastewater treatment wetlands

L. Boutiliera,*, R. Jamiesonb, R. Gordonc, C. Laked, W. Harte aBiological Engineering, Dalhousie University, 1360 Barrington Street, Halifax, NS, B3J 2X4, Canada bDepartment of Process Engineering & Applied Science, Dalhousie University, 1360 Barrington Street, Halifax, NS, B3J 2X4, Canada cDepartment of Land Resource Science, University of Guelph, 50 Stone Road East, Guelph, Ontario, N1G 2W1, Canada dCivil Engineering, Dalhousie University, 1360 Barrington Street, Halifax, NS, B2J 2X4, Canada

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Oxone/Co2D oxidation as an advanced oxidation process: Comparison with traditional Fenton oxidation for treatment of landfill leachate

Jianhui Sun, Xiaoyan Li, Jinglan Feng*, Xiaoke Tian College of Chemistry and Environmental Sciences, Henan Normal University, Henan Key Laboratory for Environmental Pollution Control, Xinxiang, Henan 453007, PR China a r t i c l e i n f o Article history: Received 20 February 2009 Received in revised form 15 June 2009 Accepted 20 June 2009 Published online 25 June 2009 Keywords: Oxone/Co2þ Fenton Landfill leachate AOPs a b s t r a c t In this paper, the application of Fenton and Oxone/Co2þ oxidation processes for landfill

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Identification of biofoulant of membrane bioreactors in soluble microbial products

Daisuke Okamuraa,b, Yoshihiko Moria, Tomotaka Hashimotoa, Katsutoshi Horib,c,* aMicroza & Water Processing Division, Asahi Kasei Chemicals Co., Ltd., Fuji, Shizuoka 416-8501, Japan bDepartment of Materials Science and Engineering, Nagoya Institute of Technology, Gokiso-cho, Showa-ku, Nagoya 466-8555, Japan cProject Research Center for Interfacial Microbiology, Nagoya Institute of Technology, Gokiso-cho, Showa-ku, Nagoya 466-8555, Japan a r t i c l e i n f o Article history: Received 26 February 2009 Received in revised form 10 June 2009 Accepted 19 June 2009 Published online 25 June 2009

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Advanced treatment of biologically pretreated coking wastewater by electrochemical oxidation using boron-doped diamond electrodes

Xiuping Zhu, Jinren Ni*, Peng Lai Department of Environmental Engineering, Peking University, the Key Laboratory of Water and Sediment Sciences, Ministry of Education, Beijing 100871, China a r t i c l e i n f o Article history: Received 8 April 2009 Received in revised form 14 June 2009 Accepted 16 June 2009 Published online 23 June 2009 Keywords: Electrochemical oxidation Coking wastewater Boron-doped diamond electrodes Hydroxyl radical a b s t r a c t Electrochemical oxidation is a promising technology to treatment of bio-refractory

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Sorption of dichlorodiphenyltrichloroethane (DDT) and its metabolites by activated carbon in clean water and sediment slurries

Sarah E. Halea, Jeanne E. Tomaszewskib, Richard G. Luthyc, David Wernera,* aSchool of Civil Engineering and Geosciences, Newcastle University, NE1 7RU Newcastle upon Tyne, England, United Kingdom bSwiss Federal Institute of Technology ETH, CH-8092 Zu ¨rich, Switzerland cDepartment of Civil and Environmental Engineering, Stanford University, Stanford, CA 94305-5080, USA a r t i c l e i n f o Article history: Received 9 April 2009 Received in revised form 13 June 2009 Accepted 16 June 2009 Published online 23 June 2009 Keywords: Sorbent amendment Activated carbon fouling Passive sampling

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Removal of antimony(V) and antimony(III) from drinking water by coagulation–flocculation–sedimentation (CFS)

Xuejun Guo, Zhijun Wu, Mengchang He* State Key Laboratory of Environment Simulation, School of Environment, Beijing Normal University, No. 19 Xinjiekouwai Street, Beijing 100875, China a r t i c l e i n f o Article history: Received 18 March 2009 Received in revised form 11 June 2009 Accepted 16 June 2009 Published online 24 June 2009 Keywords: Antimony Removal Coagulation–Flocculation– Sedimentation (CFS) a b s t r a c t Antimony occurs widely in the environment as a result of natural processes and human

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Impacts of climate change on phosphorus loading from a grassland catchment: Implications for future management

Eleanor Jenningsa,b,*, Norman Allottc, Donald C. Piersond, Elliot M. Schneidermand, David Lenihane, Patrick Samuelssonf, David Taylora aCentre for the Environment, School of Natural Sciences, Trinity College Dublin, Dublin, Ireland bDepartment of Applied Sciences, Dundalk Institute of Technology, Dundalk, Ireland cDepartment of Zoology and Centre for the Environment, School of Natural Sciences, Trinity College Dublin, Dublin, Ireland dNew York City Department of Environmental Protection, 71 Smith Avenue, Kingston, NY 12401, USA

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