2 papers
cond-mat.soft2026
Impact dynamics of flexible hydrogels on solid substrates of different wettabilities
Akash Chowdhury, Surjyasish Mitra, Sushanta K. Mitra
In this work, we perform experiments with spherical polyacrylamide (PAAm) hydrogel drops/spheres, spanning a broad range of shear moduli and impact velocities on hydrophilic (plasm…
cond-mat.soft2024
Spontaneous rolling on a 90 degree incline
Surjyasish Mitra, A-Reum Kim, Boxin Zhao +1
On perfectly vertical surfaces, rolling is conventionally deemed impossible without external torque. While various species like geckos and spiders exhibit vertical locomotion, they…