1. Department of Forest Biomaterials, North Carolina State University, Raleigh, NC 27695, USA
2. Center for Sustainable Biomaterials & Bioenergy, West Virginia University, Morgantown, WV 26506, USA
3. Division of Forestry and Natural Resources, West Virginia University, Morgantown, WV 26506, USA
4. Department of Chemical and Biomedical Engineering, West Virginia University, Morgantown, WV 26506, USA
5. School of Agricultural Sciences and Forestry, Louisiana Tech University, Ruston, LA 71272, USA
6. Department of Mechanical and Aerospace Engineering, West Virginia University, Morgantown, WV 26506, USA