About the Authors

Moutusi Manna

Affiliations Department of Chemistry, University of Calcutta, Kolkata, India, Department of Physics, Tampere University of Technology, Tampere, Finland

Chaitali Mukhopadhyay

chaitalicu@yahoo.com

Affiliation Department of Chemistry, University of Calcutta, Kolkata, India

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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