Investigation on microstructural evolution and surface integrity of Ti-6Al-4V alloy machined using WC nanoparticle-enhanced powder-suspended EDMElaiyarasan Uthirapathi, Shanthos Kumar Ganesan, Visagan Arjunan, Elangovan Theerthamalai and Putti Venkata Siva TejaMetall. Res. Technol., 123 1 (2026) 115DOI: https://doi.org/10.1051/metal/2025108