Author = Hassan A El-Sayed
Number of Articles: 4
Mechanical and Thermal Stability Studies of PVB/SiO2 Nanocomposite and Their Application on Polyester Nonwoven

Volume 2024, Issue 4, January 2025, Pages 1-11

ِAhmed Abdallah mousa; Ahmed H. Moustafa; Hassan A El-Sayed; Manal G. Mohamed

Surfactant assisted spectrophotometric determination of copper(II), and mercury(II) in real samples using 2- amino-4-((4- nitrophenyl)diazenyl)pyridine-3-ol

Volume 2023, Issue 3, October 2023, Pages 11-26

Ahmed H. Moustafa; Hassan A El-Sayed; Alaa S Amin; Asmaa El-Haggar; Ayman A Gouda

Regioselective synthesis of N-alkylated 4,6-diaryl-2-oxonicotinonitrile

Volume 2022, Issue 3, October 2022, Pages 59-68

Hassan A El-Sayed; Sammar ع Mohamed; Ahmed H. Moustafa; Aya A Aymn

Bulletin of Faculty of Science, Zagazig University

Journal Archive