About the Authors

Nandor Bekesi

nandor.bekesi@io.cfmac.csic.es

Affiliation Instituto de Óptica “Daza de Valdés”, Consejo Superior de Investigaciones Científicas, Madrid, Spain

Carlos Dorronsoro

Affiliation Instituto de Óptica “Daza de Valdés”, Consejo Superior de Investigaciones Científicas, Madrid, Spain

Andrés de la Hoz

Affiliation Instituto de Óptica “Daza de Valdés”, Consejo Superior de Investigaciones Científicas, Madrid, Spain

Susana Marcos

Affiliation Instituto de Óptica “Daza de Valdés”, Consejo Superior de Investigaciones Científicas, Madrid, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: NB CD SM. Data curation: NB. Formal analysis: NB. Funding acquisition: NB CD AdlH SM. Investigation: NB AdlH. Methodology: NB CD SM. Project administration: NB SM. Resources: NB CD SM. Software: NB. Supervision: NB SM. Validation: NB AdlH. Visualization: NB. Writing – original draft: NB SM. Writing – review & editing: NB SM.