Investigators: Carin Roberts-Wollmann, Bernard L. Kassner, Ph.D., P.E.

Investigators: Erin Robartes, Ph.D., Hyun Woong Cho, Ph.D., P.E., Michael D. Fontaine, Ph.D., P.E.

Investigators: Chien-Lun Lan, Ph.D., Mo Zhao, Ph.D., P.E.

Investigators: Harikrishnan Nair, Ph.D., P.E., Stacey D. Diefenderfer, Ph.D., P.E.

Investigators: Gerardo Flintsch, Brian K. Diefenderfer, Ph.D., P.E., Ilker Boz, Ph.D.

Investigators: Brian K. Diefenderfer, Ph.D., P.E., Harikrishnan Nair, Ph.D., P.E.

Investigators: Harikrishnan Nair, Ph.D., P.E., M. Shabbir Hossain, Ph.D., P.E.

Investigators: Amir Behravan, Ph.D., P.E., Gabriel Arce, Ph.D., H. Celik Ozyildirim, Ph.D., P.E.

Investigators: Kun Xie, John S. Miller, Ph.D., P.E.