Effective Realization of Higher Order Circular Polarized OAM Mode Circular Patch Antenna. - Umar Fayyaz; Shahab Ahmad Niazi; Xingliang Zhang; Abdul Aziz; Khaled A. Aljaloud; Rifaqat Hussain (IEEE Trans. Circuits Syst. II Express Briefs, 2024)

Design of a Microstrip Line Fed SIW Ring Antenna With Sixth-Order Circular Polarized Conical Pattern. - Umar Fayyaz; Shahab Ahmad Niazi; Khaled A. Aljaloud; Waqar Ahmad Malik; Abdul Aziz; Rifaqat Hussain; Ali H. Alqahtani; Akram Alomainy (IEEE Access, 2025)