About the Authors
- Ras B. Pandey
- Department of Physics and Astronomy, University of Southern Mississippi, Hattiesburg, Missouri, United States of America
- Barry L. Farmer
- Materials and Manufacturing Directorate, Air Force Research Laboratory, Wright Patterson Air Force Base, Ohio, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: RBP BLF. Performed the experiments: RBP. Analyzed the data: RBP. Contributed reagents/materials/analysis tools: RBP. Wrote the paper: RBP.