Mechanochemical fabrication of Se-doped poly(triazine imide) with donor–acceptor motifs for photocatalytic cleavage of C–C bonds in lignin - Xudong Guo; Shuangzhen Guo; Linglong Shi; Da Li; Hao Nie; Jianjie Wang; Liping Zhao; Yihan Sun; Sitong Wu; Zeyun Hao (Bioresource Technology, 2026)