1. Global Centre for Environmental Remediation (GCER), College of Engineering, Science and Environment, The University of Newcastle, University Drive, Callaghan, New South Wales 2308, Australia
2. Cooperative Research Centre for Contamination Assessment and Remediation of the Environment (CRC CARE), ATC Building, The University of Newcastle, Callaghan, New South Wales 2308, Australia
3. Cooperative Research Centre for High Performance Soil (CRC SOIL), IDB Building, The University of Newcastle, Callaghan, New South Wales 2308, Australia
4. Centre for Technology in Water and Wastewater, School of Civil and Environmental Engineering, University of Technology Sydney (UTS), P.O. Box 123, 15 Broadway, Sydney, New South Wales 2007, Australia
5. Electron Microscope and X-ray (EMX) Unit, The University of Newcastle, Callaghan, New South Wales 2308, Australia