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