1. Curators’ Professor, Dept. of Mechanical and Aerospace Engineering, Univ. of Missouri, Rolla, MO 65409-0050. E-mail: dharani@umr.edu
2. Postdoctoral Fellow, Dept. of Mechanical and Aerospace Engineering, Univ. of Missouri, Rolla, MO 65409-0050.
3. Professor and Head, Dept. of Architectural Engineering, The Pennsylvania State Univ., University Park, PA 16802-1417.
4. Research Professor, Graduate Center for Materials Research, Univ. of Missouri, Rolla, MO 65409-1170.
5. Research Associate, Dept. of Architectural Engineering, The Pennsylvania State Univ., University Park, PA 16802-1417.