Siddique, M.; Khan, M.; Khan, M. M.; Zeeshan, A.; Khan, R.; Akmal, Z.; Tahir, M. S.; Yan, Q. Alkyne-Linked Spirobifluorene D–π–A–π–D Emitters: Synthesis, Solution-State ICT Photophysics, and Comparative Acceptor Effects . JCE 2026, 5 (2), 17-28. https://doi.org/10.56946/jce.v5i2.948.