1. Process and Energy Department; Delft University of Technology; Leeghwaterstraat 39 2628 CB Delft The Netherlands
2. Current Address: School of Engineering, Institute for Materials and Processes; University of Edinburgh; EH9 3FB Edinburgh UK
3. Energetic Materials; TNO, P.O. Box 45; 2280 AA Rijswijk The Netherlands
4. EPSRC Centre for Innovative Manufacturing in Continuous Manufacturing and Crystallisation (CMAC), Strathclyde Institute of Pharmacy and Biomedical Sciences (SIPBS), Technology and Innovation Centre; University of Strathclyde; 99 George Street Glasgow G1 1RD UK