1. School of Energy and Power Engineering, Beihang University, Beijing 100191, People's Republic of China
2. Bristol Composites Institute (ACCIS), University of Bristol, University Walk, BS8 1TR Bristol, United Kingdom
3. Department of Civil Engineering, University of Salerno, 84084 Fisciano, Italy
4. Aerospace Engineering, Texas A&M, College Station, Texas 77843-3141, USA