S.K. Mahammad Siddiq, T. Syeda Jeelani Basri, Ezhakudiyan Ravindran. "Green synthesis of bismuth oxide nanoparticles using neem leaf: Enhanced photocatalytic degradation of congo red, 4-nitrophenol reduction and antibacterial activity." Next Nanotechnology (2026). https://doi.org/10.1016/j.nxnano.2026.100480