Multiple patterns of diblock copolymer confined in irregular geometries with soft surface

Li Ying, Sun Min-Na, Zhang Jin-Jun†, Pan Jun-Xing, Guo Yu-Qi, Wang Bao-Feng, Wu Hai-Shun

Schematics of the shapes of confinement geometries of (a) concave pore with one groove and (b) concave pore with two grooves.