1. CBR Division, Defence Science and Technology Laboratory (Dstl), Porton Down, Salisbury, UK;
2. Department of Chemistry, Ludwig-Maximilians, University, Munich, Germany;
3. Science Division, Chemistry Section, CBRN-Defence Safety and Environmental Protection School, Sonthofen, Germany;
4. Land Division, Defence Science and Technology Group, Fishermans Bend, Melbourne, Australia