About the Authors

Luisanna Cocco

luisanna.cocco@diee.unica.it

Affiliation Department of Electric and Electronic Engineering, University of Cagliari, 09123 Cagliari, Italy

Michele Marchesi

Affiliation Department of Electric and Electronic Engineering, University of Cagliari, 09123 Cagliari, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LC MM. Performed the experiments: LC MM. Analyzed the data: LC MM. Contributed reagents/materials/analysis tools: LC MM. Wrote the paper: LC MM.