Mechanical Engineering Department;
Collage of Engineering;
King Khalid University;
Abha;
Saudi Arabia;
Mechanical Engineering Department;
Collage of Engineering at Shoubra;
Benha University;
Cairo;
Egypt;
Mechanical Engineering Department;
Collage of Engineering;
Benha University;
Benha;
Egypt;
Desalination; Basin; Solar; Double; Slope; Still; Vacuum; Water; Productivity;