Bonnie Antoun, Sandia National Laboratories, Livermore, USA. H. Jerry Qi, University of Colorado, Boulder, USA. Richard Hall, Air Force Research Laboratory, Wright-Patterson AFB, USA. G P Tandon, University of Dayton Research Institute, Dayton, USA. Hongbing Lu, University of Texas-Dallas, Dallas, USA. Charles Lu, University of Kentucky, Paducah, USA. Jevan Furmanski, Los Alamos National Laboratory, Los Alamos, USA. Alireza Amirkhizi, University California San Diego, La Jolla, USA.