About the Authors

Sabine Kling

Affiliation Instituto de Óptica “Daza de Valdés”, Madrid, Spain

Nandor Bekesi

Affiliation Instituto de Óptica “Daza de Valdés”, Madrid, Spain

Carlos Dorronsoro

Affiliation Instituto de Óptica “Daza de Valdés”, Madrid, Spain

Daniel Pascual

Affiliation Instituto de Óptica “Daza de Valdés”, Madrid, Spain

Susana Marcos

susana@io.cfmac.csic.es

Affiliation Instituto de Óptica “Daza de Valdés”, Madrid, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SK SM. Performed the experiments: SK NB DP. Analyzed the data: SK NB CD SM. Contributed reagents/materials/analysis tools: SM. Contributed to the writing of the manuscript: SK NB SM. Designed and performed the simulations: SK NB. Designed and performed the experimental air-puff characterisation: CD DP.