About the Authors

James Robert White

whitej@umd.edu

Affiliation Applied Mathematics and Scientific Computation Program, University of Maryland – College Park, College Park, Maryland, United States of America

Todd Levy

Affiliation The Johns Hopkins University Applied Physics Laboratory, Laurel, Maryland, United States of America

William Bishop

Affiliation The Johns Hopkins University Applied Physics Laboratory, Laurel, Maryland, United States of America

James D. Beaty

Affiliation The Johns Hopkins University Applied Physics Laboratory, Laurel, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JRW TL. Performed the experiments: JRW TL. Analyzed the data: JRW. Contributed reagents/materials/analysis tools: JRW. Wrote the paper: JRW TL WEB JDB.