a
Department of Electrical and Computer Engineering, University of Alberta, 2nd Floor, ECERF, Edmonton, Canada
E-mail: aelias@ualberta.ca
;
Tel: +1-780-492-7926
b
Faculty of Chemistry and Chemical Engineering, Eindhoven University of Technology, PO Box 513, Eindhoven, The Netherlands
c
Philips Research Laboratories, High Tech Campus 4, Eindhoven, The Netherlands