Fig. 3: Recrystallization-induced polymorphism of compound 1.
From: Mechanoactivated amorphization and photopolymerization of styryldipyryliums

a The selective preparation of 1-cM and 1-sM by the recrystallization of monomer 1 and their response to irradiation (470 nm, 24 h). Scale bar = 1 mm. b PXRD patterns of the 1-M initial, 1-sM, 1-cM, 1-cM single crystal (simulated) and 1-aM.