Surface gradients in chemistry drive directional droplet motion on matter surfaces

https://remarkable-marble-2a4.notion.site/Surface-enhanced-Raman-spectroscopy-harnesses-plasmonic-matter-surfaces-to-boost-vibrational-signals-39c16f2876698027902ae0dcd259afb9

Surface gradients in chemistry drive directional droplet motion on matter surfaces, enabling passive microfluidic transport and self-cleaning behavior.