1. Department of Chemical
and Materials Engineering, University of Alberta, Edmonton, Alberta T6G 2V4, Canada
2. Champion Technologies, Incorporated, 3200 Southwest Freeway, Suite 2700, Houston,
Texas 77027, United States
3. Bartlesville Technology
Center, Phillips 66, Bartlesville,
Oklahoma 74004, United States
4. Statoil Research Centre, N-7004 Trondheim, Norway