1. Graduate Research Assistant, Lyles School of Civil Engineering, Purdue Univ., 550 Stadium Mall Dr., West Lafayette, IN 47907, US, e-mail: yfarnam@purdue.edu
2. Chemical Engineer, Materials and Structural Systems Division, National Institute of Standards and Technology, 100 Bureau Dr., Stop 8615, Gaithersburg, MD 20899, US, e-mail: dale.bentz@nist.gov
3. Assistant Professor, Dept. of Civil and Environmental Engineering, Worcester Polytechnic Institute, 100 Institute Rd., Worcester, MA 01609, US, e-mail: arsakulich@wpi.edu
4. Research Associate, Energy and Environment Division, National Institute of Standards and Technology, 100 Bureau Dr., Stop 8615, Gaithersburg, MD 20899, US, e-mail: daniel.flynn@nist.gov
5. Jack and Kay Hockema Professor of Civil Engineering, Director of Pankow Materials Laboratory, Lyles School of Civil Engineering, Purdue Univ., 550 Stadium Mall Dr., West Lafayette, IN 47907, US (Corresponding author), e-mail: wjweiss@purdue.edu