Author = Mohamed El Sayed Hassan
Preparation and Characterization of Biodegradable Pectin/Polyvinyl Alcohol Composite Membranes

Volume 67, Issue 3, March 2024, Pages 71-78

10.21608/ejchem.2023.224571.8300

Attia Yaseen; Mohamed El Sayed Hassan; Ayman A Mahammad; fathy mehaya; Abdel-Hafeez Shouk; Heba Mostafa Amer


Covalent Immobilization of Dothideomycetes sp. NRC-SSW Chitosanase and Its Application in Chitosan Hydrolysis

Volume 65, Issue 1, January 2022, Pages 397-406

10.21608/ejchem.2021.80642.4000

Shaymaa Ismail; Siham Ismail; Mohamed El Sayed Hassan; Alaa El-Dein Hosny; Amal Mohamed Hashem


Biopolymers; Definition, Classification and Applications

Volume 62, Issue 9, September 2019, Pages 1725-1737

10.21608/ejchem.2019.6967.1580

Mohamed El Sayed Hassan; Jun Bai; De-Qiang Dou