Intelligent liquid: Researchers develop metafluid with programmable response

https://phys.org/news/2024-04-intelligent-liquid-metafluid-programmable-response.html

"produced 100's of 1,000's highly-deformable elastomer spheres (50 - 500µm) filled with air, silicon oil suspended... capsule number, thickness, size, applied pressure... changes their force, springiness, optical properties, viscosity, transition ability between Newtonian and non-Newtonian... scalable, easy-to-produce... hydraulic actuators, programmable robots (gripper), intelligent shock absorbers dissipating energy based on impact, optics transitioning from clear to opaque, e-inks changing color based on pressure"