Fig. 8: A proposed mechanism for the photochemically-induced bending of bulk crystals of U-CB[8]-MPyVB.

a Crystal face index analyses of U-CB[8]-MPyVB. b Changes of light exposed surface, (100) plane, and light shielding surface, (\(\bar{1}00\bar{1}00\)) plane, of U-CB[8]-MPyVB crystal when subject to UV light.