Enhancing passive UHF RFID backscatter energy using chirp spread spectrum signals and channel shortening. - Taoufik Ben Jabeur; Abdullah Kadri; Khalifa Abdulla Hazaa (WCNC, 2016)

The Motion of a Point Vortex in Multiply-Connected Polygonal Domains. - El Mostafa Kalmoun; Mohamed M. S. Nasser; Khalifa Abdulla Hazaa (Symmetry, 2020)

Evaluating the Online Learning Experience at Higher Education Institutions. - Abdel-Salam G. Abdel-Salam; Khalifa Abdulla Hazaa; Emad Ahmed Abu-Shanab (Int. J. Cyber Behav. Psychol. Learn., 2022)

Performance prediction in online academic course: a deep learning approach with time series imaging. - Ahmed Ben Said; Abdel-Salam G. Abdel-Salam; Khalifa Abdulla Hazaa (Multim. Tools Appl., 2024)