Extended Data Fig. 1: Schematic illustration of rotation suppression and auto-catalysis.
From: Irreversible synthesis of an ultrastrong two-dimensional polymeric material

a, Linkage-core conjugations inhibit out-of-plane rotation. b, Auto-catalytic self-templating. Computational method: gas-phase geometry optimizations with Q-Chem v4.2 to compute 298 K conjugation enthalpies using the ωB97-XD/6-311 + G(d, p) DFT functional and basis set combination.