Study of Equilibrium and Kinetics of Ag(I) Metal Ions Adsorption on Carbon Nanofibers and Its Potential Test as X-Ray Anti-Radiation Material L. O. Ahmad, W. O. A. Sulastri, Alimin, L.O.A.N. Ramadhan, H. Ritonga, Alwahab Alwahab, S. J. Sentosa, A. A. Umar International Journal of Acta Material Vol. 2 No. 2 2026 DOI 10.62749/ijactmat.v2i2.33