Multidimensional Band-Structure Engineering in Chalcogen-Substituted Covalent Organic Frameworks Through Electrophilicity, Lattice Strain, and Defect Regulation - Junlong Liu; Shuaijun Tang; Peirong Zhang; Zixin Wang; Wenbo Dai; Ruizhi Wen; Lizhi Wang; Jiajia Wang; Shuang-Feng Yin (Journal of the American Chemical Society, 2026)