1. US Army Engineer Research and Development Center, Environmental Laboratory Vicksburg Mississippi USA
2. Bennett Aerospace Raleigh North Carolina USA
3. SIMETRI, Inc., 7005 University Boulevard Winter Park Florida USA
4. North Carolina State University, Analytical Instrumentation Facility (AIF) Raleigh North Carolina USA
5. US Army Engineer Research and Development Center, Geotechnical and Structures Laboratory Vicksburg Mississippi USA