1. Department
of Energy and Process Engineering, Norwegian University of Science and Technology, Kolbjørn Hejes vei 1b, 7491 Trondheim, Norway
2. Combustion Research
Facility, Sandia National Laboratories, Livermore, California 94550, United States
3. SINTEF Energy Research, P.O. Box 4761, Sluppen, 7465 Trondheim, Norway