Dr Imad Ahmed
Senior Research Associate: Environmental Geochemistry
Publications
Articles
- Hamilton-Taylor, John and Ahmed, Imad and Davison, William and Zhang, Hao (2011) How well can we predict and measure metal speciation in freshwaters? Environmental Chemistry, 8 (5). pp. 461-465. ISSN 1448-2517
- Ahmed, I. A. M. and Young, S. D. and Crout, N. M. J. (2010) Ageing and structural effects on the sorption characteristics of Cd2+ by clinoptilolite and Y-type zeolite studied using isotope exchange technique. Journal of Hazardous Materials, 184 (1-3). pp. 574-584. ISSN 0304-3894
- Ahmed, Imad A. M. and Shaw, Sam and Kakonyi, Gabriella and Benning, Liane G. (2010) In situ studies of green rust formation using synchrotron-based X-ray scattering : helping to develop a new range of environmental materials. ECG Bulletin. pp. 3-5. ISSN 1758-6224
- Rogers, C. M. and Shaw, S. and Burke, I. T. and Ahmed, Imad A. M. (2010) Cr(VI) removal from alkaline COPR leachate using green rust. Geochimica and Cosmochimica Acta, 74 (12, Su). A843-A896. ISSN 0016-7037
- Ahmed, Imad A. M. and Benning, Liane G. and Kakonyi, Gabriella and Sumoondur, Aryani D. and Terrill, Nick J. and Shaw, Samuel (2010) Formation of green rust sulfate : a combined in situ time-resolved X-ray scattering and electrochemical study. Langmuir, 26 (9). pp. 6593-6603. ISSN 0743-7463
- Ahmed, Imad A. M. and Shaw, S. and Benning, L. G. and Terrill, N. J. (2010) The formation and stability of green rust : developing nanomaterials for environmental cleanup. Diamond Light Source, Annual Science Report 2009/2010. pp. 73-74.
- Ahmed, Imad A. M. and Young, S. D. and Mosselmans, J. F. W. and Crout, N. M. J. and Bailey, E. H. (2009) Coordination of Cd2+ ions in the internal pore system of Zeolite-X : a combined EXAFS and isotopic exchange study. Geochimica and Cosmochimica Acta, 73 (6). pp. 1577-1587. ISSN 0016-7037
- Sumoondur, A. D. and Shaw, S. and Ahmed, Imad A. M. and Benning, L. G. (2008) Green rust is a precursor to magnetite : direct evidence from an in situ diffraction study. Geochimica and Cosmochimica Acta, 72 (12, Su). A817-A923. ISSN 0016-7037
- Shaw, S. and Ahmed, Imad A. M. and Benning, L. G. and Kakonyi, G. and Behrends, T. (2008) Synchrotron-based X-ray scattering studies of mineral reactions in complex geochemical systems. Geochimica and Cosmochimica Acta, 72 (12, Su). A817-A923. ISSN 0016-7037
- Kakonyi, G. and Shaw, S. and Ahmed, Imad A. M. and Benning, L.G. (2008) The formation and oxidation of green rust : mechanisms, kinetics and trace element speciation. Geochimica and Cosmochimica Acta, 72 (12, Su). A443-A508. ISSN 0016-7037
- Ahmed, Imad A. M. and Kakonyi, G. and Benning, L. G. and Shaw, S. (2008) An in situ SAXS/WAXS study of sulfate- and carbonate-green rust formation. Geochimica and Cosmochimica Acta, 72 (12, Su). A1-A40. ISSN 0016-7037
- Ahmed, Imad A. M. and Crout, Neil M. J. and Young, Scott D. (2008) Kinetics of Cd sorption, desorption and fixation by calcite : a long-term radiotracer study. Geochimica and Cosmochimica Acta, 72 (6). pp. 1498-1512. ISSN 0016-7037
- Sumoondur, A. and Shaw, S. and Ahmed, Imad A. M. and Benning, L. G. (2008) Green rust a precursor for magnetite : an in situ synchrotron based study. Mineralogical Magazine, 72 (1). pp. 43-46. ISSN 0026-461X
- Ahmed, Imad A. M. and Shaw, S. and Benning, L. G. (2008) Formation of hydroxysulphate and hydroxycarbonate green rusts in the presence of zinc using time-resolved in situ Small and Wide Angle X-ray Scattering. Mineralogical Magazine, 72 (1). pp. 1-4. ISSN 0026-461X
- Ahmed, Imad A. M. and Young, Scott D. and Crout, Neil M. J. (2006) Time-dependent sorption of Cd2+ on CaX zeolite : experimental observations and model predictions. Geochimica and Cosmochimica Acta, 70 (19). pp. 4850-4861. ISSN 0016-7037
Books & Chapters
- Ahmed, Imad and Kakonyi, G. (2012) Environmental contamination of cadmium and lead. In: The Encyclopedia of Environmental Management. Taylor & Francis. (In Press)
- Ahmed, Imad (2012) Environmental contamination of vanadium and chromium group elements. In: The Encyclopedia of Environmental Management. Taylor & Francis. (In Press)
Conference Items
- Shaw, S. and Benning, L. G. and Ahmed, Imad A. M. and Kakonyi, G. and Sumoondur, A. and Terrill, N. (2009) Green rust nanoparticle formation, stability and oxidation, and its role in natural and engineered systems. In: American Geophysical Union, Fall Meeting,, 2009-12-14 - 2009-12-18, San Francisco, USA..
Profile Sections
Contact Details
- Office:
- B43 LEC 3
- Tel:
- +44 (0)1524 510211
- Email:
- Email hidden
- Website:
- http://www.lancs.ac.uk/staff/ahmedi/