1. Wood Science and Engineering, Department of Engineering Sciences and Mathematics, Luleå University of Technology, Forskargatan 1, SE-931 87 Skellefteå, Sweden
2. Chemistry Department, Georgetown University, 37th and O Streets NW, Washington, D.C. 20057, United States
3. Fluid and Experimental Mechanics, Department of Engineering Sciences and Mathematics, Luleå University of Technology, SE-971 87 Luleå, Sweden
4. Institute of Chemistry, Faculty of Chemistry and Geosciences, Vilnius University, Naugarduko 24, Vilnius LT-03225, Lithuania
5. Physics Department, Georgetown University, 37th and O Streets NW, Washington, D.C., 20057, United States