Dr Imad Ahmed CChem, MRSC, MInstP

Sessional - Research

Testing copper-speciation predictions in freshwaters over a wide range of metal–organic matter ratios
Ahmed, I., Hamilton-Taylor, J., Lofts, S., Meeussen, C.L., Lin, C., Zhang, H., Davison, W. 2013 In: Environmental Science and Technology. 47, 3, p. 1487–1495. 9 p.
Journal article

Impact of roadside tree lines on indoor concentrations of traffic-derived particulate matter
Maher, B., Ahmed, I., Davison, B., Karloukovski, V., Clarke, R. 2013 In: Environmental Science and Technology. 47, 23, p. 13737-13744. 8 p.
Journal article

Cadmium and lead: contamination
Kakonyi, G., Ahmed, I. 2013 In: Encyclopedia of environmental management. Boca Raton, Fla. : CRC Press ISBN: 9781439829271.
Chapter

Vanadium and chromium groups
Ahmed, I. 2013 In: Encyclopedia of environmental management. Boca Raton, Fla. : CRC Press ISBN: 9781439829271.
Chapter

How well can we predict and measure metal speciation in freshwaters?
Hamilton-Taylor, J., Ahmed, I., Davison, W., Zhang, H. 4/10/2011 In: Environmental Chemistry. 8, 5, p. 461-465. 5 p.
Journal article

Ageing and structural effects on the sorption characteristics of Cd2+ by clinoptilolite and Y-type zeolite studied using isotope exchange technique.
Ahmed, I.A.M., Young, S.D., Crout, N.M.J. 15/12/2010 In: Journal of Hazardous Materials. 184, 1-3, p. 574-584. 11 p.
Journal article

In situ studies of green rust formation using synchrotron-based X-ray scattering : helping to develop a new range of environmental materials.
Ahmed, I.A.M., Shaw, S., Kakonyi, G., Benning, L.G. 07/2010 In: ECG Bulletin. p. 3-5. 3 p.
Journal article

Cr(VI) removal from alkaline COPR leachate using green rust.
Rogers, C.M., Shaw, S., Burke, I.T., Ahmed, I.A.M. 06/2010 In: Geochimica and Cosmochimica Acta. 74, 12, Su, p. A843-A896.
Journal article

Formation of green rust sulfate : a combined in situ time-resolved X-ray scattering and electrochemical study.
Ahmed, I.A.M., Benning, L.G., Kakonyi, G., Sumoondur, A.D., Terrill, N.J., Shaw, S. 4/05/2010 In: Langmuir. 26, 9, p. 6593-6603. 11 p.
Journal article

The formation and stability of green rust : developing nanomaterials for environmental cleanup.
Ahmed, I.A.M., Shaw, S., Benning, L.G., Terrill, N.J. 2010 In: Diamond Light Source, Annual Science Report 2009/2010. p. 73-74. 2 p.
Journal article

Coordination of Cd2+ ions in the internal pore system of Zeolite-X : a combined EXAFS and isotopic exchange study.
Ahmed, I.A.M., Young, S.D., Mosselmans, J.F.W., Crout, N.M.J., Bailey, E.H. 15/03/2009 In: Geochimica and Cosmochimica Acta. 73, 6, p. 1577-1587. 11 p.
Journal article

Green rust nanoparticle formation, stability and oxidation, and its role in natural and engineered systems.
Shaw, S., Benning, L.G., Ahmed, I.A.M., Kakonyi, G., Sumoondur, A., Terrill, N. 2009
Poster

Green rust is a precursor to magnetite : direct evidence from an in situ diffraction study.
Sumoondur, A.D., Shaw, S., Ahmed, I.A.M., Benning, L.G. 07/2008 In: Geochimica and Cosmochimica Acta. 72, 12, Su, p. A817-A923.
Journal article

Synchrotron-based X-ray scattering studies of mineral reactions in complex geochemical systems.
Shaw, S., Ahmed, I.A.M., Benning, L.G., Kakonyi, G., Behrends, T. 07/2008 In: Geochimica and Cosmochimica Acta. 72, 12, Su, p. A817-A923.
Journal article

The formation and oxidation of green rust : mechanisms, kinetics and trace element speciation.
Kakonyi, G., Shaw, S., Ahmed, I.A.M., Benning, L. 07/2008 In: Geochimica and Cosmochimica Acta. 72, 12, Su, p. A443-A508.
Journal article

An in situ SAXS/WAXS study of sulfate- and carbonate-green rust formation.
Ahmed, I.A.M., Kakonyi, G., Benning, L.G., Shaw, S. 07/2008 In: Geochimica and Cosmochimica Acta. 72, 12, Su, p. A1-A40.
Journal article

Kinetics of Cd sorption, desorption and fixation by calcite : a long-term radiotracer study.
Ahmed, I.A.M., Crout, N.M.J., Young, S.D. 15/03/2008 In: Geochimica and Cosmochimica Acta. 72, 6, p. 1498-1512. 15 p.
Journal article

Green rust a precursor for magnetite : an in situ synchrotron based study.
Sumoondur, A., Shaw, S., Ahmed, I.A.M., Benning, L.G. 2008 In: Mineralogical Magazine. 72, 1, p. 43-46. 4 p.
Journal article

Formation of hydroxysulphate and hydroxycarbonate green rusts in the presence of zinc using time-resolved in situ Small and Wide Angle X-ray Scattering.
Ahmed, I.A.M., Shaw, S., Benning, L.G. 2008 In: Mineralogical Magazine. 72, 1, p. 1-4. 4 p.
Journal article

Time-dependent sorption of Cd2+ on CaX zeolite : experimental observations and model predictions.
Ahmed, I.A.M., Young, S.D., Crout, N.M.J. 1/10/2006 In: Geochimica and Cosmochimica Acta. 70, 19, p. 4850-4861. 12 p.
Journal article