About the Authors

Somayeh Mahdavi

Affiliation School of Physics, University of Sydney, Sydney, New South Wales, Australia

Serdar Kuyucak

serdar@physics.usyd.edu.au

Affiliation School of Physics, University of Sydney, Sydney, New South Wales, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SM SK. Performed the experiments: SM. Analyzed the data: SM SK. Contributed to the writing of the manuscript: SM SK.