Authors: Mohamed, HFM Abd El-Aziz, NS

Citation: Hfm. Mohamed et Ns. Abd El-aziz, Study on polystyrene via positron annihilation lifetime and Doppler broadened techniques, POLYMER, 42(19), 2001, pp. 8013-8017

Authors: Mohamed, HFM Abd-Elsadek, GG

Citation: Hfm. Mohamed et Gg. Abd-elsadek, Positron annihilation investigations on poly(methyl methacrylate), RADIAT PH C, 58(5-6), 2000, pp. 597-601

Authors: El-Sayed, AMA Mohamed, HFM Boraei, AAA

Citation: Ama. El-sayed et al., Positron annihilation studies of some charge transfer molecular complexes, RADIAT PH C, 58(5-6), 2000, pp. 791-795

Authors: Mohamed, HFM El-Sayed, AMA Abd-Elsadek, GG

Citation: Hfm. Mohamed et al., Effect of temperature on ortho-positronium in poly(methyl methacrylate), POLYM DEGR, 71(1), 2000, pp. 93-97

Authors: Mohamed, HFM El-Sayed, AMA Abdel-Hady, EE

Citation: Hfm. Mohamed et al., Study of sorption in poly(vinyl alcohol) using the positron annihilation technique, J PHYS-COND, 11(22), 1999, pp. 4461-4467