1. Department of Fiber Science
and Apparel Design, Cornell University,
Ithaca, New York 14853, United States
2. Department of Forest Biomaterials, North Carolina State University, Campus Box 8005, Raleigh,
North Carolina 27695-8005, United States
3. School of Chemical Technology,
Department of Forest Products Technology, Aalto University, P. O. Box 16300, FI-00076 Aalto, Finland