About the Authors

Joong-Youn Shim

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing


Affiliation Department of Physical Sciences, School of Arts and Sciences, Dalton State College, Dalton, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.