1. Forest Biopolymers Science and Engineering, Forest Products Laboratory, U.S. Forest Service, One Gifford
Pinchot Drive, Madison, Wisconsin 53726, United States
2. Analytical
Chemistry and Microscopy, Forest Products Laboratory, U.S. Forest Service, One Gifford Pinchot Drive, Madison, Wisconsin 53726, United States
3. X-ray Science Division, Argonne National Laboratory, 9700 S. Cass Avenue, Argonne, Illinois 60439, United States
4. Scion, 49 Sala Street, Rotorua 3010, New Zealand