1. Graduate Research Assistant, Dept. of Mechanical Engineering, Univ. of Cincinnati, 717 Engineering Research Center, Cincinnati, OH 45221 (corresponding author).
2. Postdoctoral Research Scientist, Dept. of Electrical Engineering and Computing Systems, Univ. of Cincinnati, 717 Engineering Research Center, ML-30, Cincinnati, OH 45221.
3. Professor and Director, Structural Dynamics Research Laboratory, Dept. of Mechanical and Materials Engineering, College of Engineering and Applied Science, Univ. of Cincinnati, Cincinnati, OH 45221-0072.
4. Associate Research Professor, Dept. of Electrical Engineering and Computing Systems, Univ. of Cincinnati, 721 Engineering Research Center, ML-30, Cincinnati, OH 45221.
5. Professor and Head, Dept. of Electrical Engineering and Computing Systems, Univ. of Cincinnati, Rhodes 812J, ML-30, Cincinnati, OH 45221.