TY - SER AU - Eid, Sayeda Elewa AU - Ebraheem, Seif AU - Magdy, Nehad TI - Preparation of 4pnpan Dyed Poly (Vinyl Butyral) Copolymer Films for Dosimetric Applications KW - Gamma Radiation KW - 4-P-Nitrophenyl-Azo-1-Naphthol KW - Poly (Vinyl Butyral) Copolymer ER -