leaves of the sacred lotus flower (Nelumbo) are
characterized by a very high water repellency (superhydrophobicity).
Dirt particles are picked up by water droplets due to a complex micro- and nanoscopic architecture of the surface which enables
minimization of adhesion.
Biomimicry of the superhydrophobicity
observed with leaves from the lotus plant (N. Nucifera)
, caused by its surface being roughened in a highly specific manner [derived
from Purity of the sacred lotus, or escape from contamination in biological