Selvarani, J. F. L., Pushpavalli, K., Kala, S. M. J., Prakash, K. (2026). Eco-friendly synthesis of Ag/Au bimetallic nanoparticles using Ruta graveolens leaf extract and their catalytic activity for the reduction of 4-nitrophenol. Next Nanotechnology. https://doi.org/10.1016/j.nxnano.2026.100550