Drop impact printing

• Published in: Nature communications Vol. 11; no. 1; pp. 4327 - 11
• Main Authors: Modak, Chandantaru Dey, Kumar, Arvind, Tripathy, Abinash, Sen, Prosenjit
• Format: Journal Article
• Language: English
• Published: London Nature Publishing Group UK 28.08.2020; Nature Publishing Group; Nature Portfolio
• Subjects: 147/135; 639/166/987; 639/301/1005/190; 639/925/927/351; Droplets; Humanities and Social Sciences; Hydrophobicity; multidisciplinary; Nanoparticles; Nozzles; Pore size; Porosity; Printers (data processing); Printing; Recoil; Science; Science (multidisciplinary); Surface tension; Viscosity

Hydrodynamic collapse of a central air-cavity during the recoil phase of droplet impact on a superhydrophobic sieve leads to satellite-free generation of a single droplet through the sieve. Two modes of cavity formation and droplet ejection have been observed and explained. The volume of the generat...