Extended Data Fig. 8: Universality of silk surfactant-assisted wetting for various water-enabled nanodevices.
From: Silk fibroin as a surfactant for water-based nanofabrication

The wetting mechanism proposed in this study can be applied to almost any aqueous metal precursor solution. As examples, the digital images show the coating results on a hydrophobic substrate after adding 0.01 w/v% of SF to a total of 9 different metal precursor aqueous solutions.