Pseudo–Jahn–Teller Distortion in a One-Dimensional π-Conjugated Polymer - Ziyi Wang; Boyu Qie; Weichen Tang; Jingwei Jiang; Fujia Liu; Peter H. Jacobse; Jiaming Lu; Xinheng Li; Steven G. Louie; Felix R. Fischer; Michael F. Crommie (Journal of the American Chemical Society, 2026)