Abd Ghani, N. I. S. ., Jamaludin, J., Othman, M., Ismail, I., Rahalim, F., Ideris, M. S. ., & Zaid, F. . (2026). Simulation of a Photoacoustic-Based Gold Authentication System for Tungsten Inclusion Detection Using COMSOL Multiphysics. Malaysian Journal of Science Health & Technology, 12(1), 12-20. https://doi.org/10.33102/mjosht.506