Enhancement in Physical Properties of Silver-Doped Fe–Ni Invar Nano-alloy Using Chemical Reduction Method. - Hassan, Zaheer-ul-; Munir, Tariq; Ahmad, Naseeb; Hashmi, M. Ibad Ullah; Ali, Yasir; Tahir, Muhammad Bilal; Hussain, Abid; Rehman, Jalil ur; Wattoo, Abdul Ghafar; Alrobei, Hussein (Journal of Superconductivity & Novel Magnetism, 2021)