About the Authors

Guoyan G. Xu
Carla Slebodnick
Felicia A. Etzkorn

fetzkorn@vt.edu

Affiliation Department of Chemistry, Virginia Tech, Blacksburg, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GGX CS FAE. Performed the experiments: GGX CS FAE. Analyzed the data: GGX CS FAE. Wrote the paper: GGX CS FAE.