About the Authors

Linliang Yu

Affiliation Department of Chemistry, University of Kentucky, Lexington, Kentucky, United States of America

Wei Lu

Affiliation Department of Chemistry, University of Kentucky, Lexington, Kentucky, United States of America

Yinan Wei

yinan.wei@uky.edu

Affiliation Department of Chemistry, University of Kentucky, Lexington, Kentucky, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YW LY WL. Performed the experiments: LY WL. Analyzed the data: YW LY. Contributed reagents/materials/analysis tools: YW. Wrote the paper: YW LY.