1. School
of Materials Engineering, Purdue University, 701 West Stadium Avenue, West Lafayette, Indiana 47907, United States
2. School
of Mechanical Engineering, University of California, Merced, California 95343, United States
3. School
of Mechanical Engineering, Purdue University, West Lafayette, Indiana 47907, United States
4. IBM Materials
Engineering, Tucson, Arizona 85744, United States
5. Forest
Products Laboratory, U.S. Forest Service, One Gifford Pinchot Drive, Madison, Wisconsin 53726, United States