About the Authors

Erez Persi

Affiliation School of Physics and Astronomy, Tel Aviv University, Tel Aviv, Israel

David Horn

horn@tau.ac.il

Affiliation School of Physics and Astronomy, Tel Aviv University, Tel Aviv, Israel

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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