Chemistry Department;
Faculty of Applied Sciences;
Umm Al-Qura University;
Makkah;
KSA;
Chemistry Department;
Faculty of Science;
Assiut University;
Assiut;
Egypt;
Chemistry Department;
Faculty of Science;
Benha University;
Benha;
Egypt;
Chemistry Department;
Saifia College of Science and Education;
Bhopal;
India;
Biomaterials; Hydrogels; Swelling; Shrinking; Metal-Alginates; Biocatalysts;