About the Authors

Leila Fakhraei

Affiliation Department of Physics, University of Arkansas, Fayetteville, Arkansas, United States of America

Shree Hari Gautam

Affiliation Department of Physics, University of Arkansas, Fayetteville, Arkansas, United States of America

Woodrow L. Shew

shew@uark.edu

Affiliation Department of Physics, University of Arkansas, Fayetteville, Arkansas, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: WLS. Formal analysis: LF WLS. Funding acquisition: WLS. Investigation: LF SHG WLS. Methodology: LF SHG WLS. Project administration: WLS. Software: LF WLS. Supervision: WLS. Validation: WLS. Visualization: WLS. Writing – original draft: LF SHG WLS. Writing – review & editing: WLS.