Converging-diverging shock-driven instabilities along soft hydrogel surfacesRemoveDaniel Pickard, Dmitro Martynowych, Jet Lem, Anwar Koshakji, Shaoting Lin, Xuanhe Zhao, Keith Nelson, Bianca Giovanardi, and Raul RadovitzkyPhys. Rev. E 107, L022601 (2023)