Performance analysis of hybrid optical OFDM system with high order dispersion compensation. - Hilal Adnan Fadhil; Hassan Yousif Ahmed; Syed Alwee Aljunid (APCC, 2011)

Optical CDMA: performance of spectral-amplitude coding with new direct recovery scheme using vector combinatorial (VC) code. - Hassan Yousif Ahmed; Mohammed Elmaleeh; Hilal Adnan Fadhil; Syed Alwee Aljunid (Int. Arab J. Inf. Technol., 2013)

Matrix partitioning code family for spectral amplitude coding OCDMA. - Hassan Yousif Ahmed (Photonic Netw. Commun., 2014)

Performance Analysis of Diagonal Permutation Shifting (DPS) Codes for SAC-OCDMA Systems. - Zakaria Mukhtar Gharsseldien; Syed Alwee Aljunid; Hassan Yousif Ahmed (J. Inf. Sci. Eng., 2017)

High speed and efficient area optimal ate pairing processor implementation over BN and BLS12 curves on FPGA. - Anissa Sghaier; Zeghid Medien; Loubna Ghammam; Sylvain Duquesne; Mohsen Machhout; Hassan Yousif Ahmed (Microprocess. Microsystems, 2018)

Two-Dimensional Permutation Vectors' (PV) Code for Optical Code Division Multiple Access Systems. - Hassan Yousif Ahmed; Medien Zeghid; Waqas Ahmed Imtiaz; Teena Sharma; Abdellah Chehri; Paul Fortier (Entropy, 2020)

Adaptive Transceiver Architecture With QoS Provision for OCDMA Network Based on Logic Gates. - Hassan Yousif Ahmed; Medien Zeghid; Waqas Ahmed Imtiaz; Teena Sharma; Akhtar Nawaz Khan; Kottakkaran Sooppy Nisar; Abdel-Haleem Abdel-Aty; Mona Mahmoud; Sultan Aljahdali (IEEE Access, 2021)

Modified Optical Burst Switching (OBS) Based Edge Node Architecture Using Real-Time Scheduling Techniques. - Medien Zeghid; Kamal Amaseb; Hassan Yousif Ahmed; Akhtar Nawaz Khan; Abdellah Chehri; Teena Sharma; Kottakkaran Sooppy Nisar (IEEE Access, 2021)

An efficient 2D encoding/decoding technique for optical communication system based on permutation vectors theory. - Hassan Yousif Ahmed; Medien Zeghid; Waqas Ahmed Imtiaz; Teena Sharma; Abdellah Chehri (Multim. Syst., 2021)

Efficient Hardware Implementation of Large Field-Size Elliptic Curve Cryptographic Processor. - Chiou-Yng Lee; Medien Zeghid; Anissa Sghaier; Hassan Yousif Ahmed; Jiafeng Xie (IEEE Access, 2022)

Fast Constant-Time Modular Inversion over Fp Resistant to Simple Power Analysis Attacks for IoT Applications. - Anissa Sghaier; Medien Zeghid; Chiraz Massoud; Hassan Yousif Ahmed; Abdellah Chehri; Mohsen Machhout (Sensors, 2022)

Performance of Cipher Image Transmission in Free Space Optics Under Foggy Weather. - Somia A. Abd El-Mottaleb; Amira G. Mohamed; Abdellah Chehri; Mehtab Singh; Ahmad Atieh; Hassan Yousif Ahmed; Medien Zeghid (IEEE Access, 2023)

Speed/Area-Efficient ECC Processor Implementation Over GF(2m) on FPGA via Novel Algorithm-Architecture Co-Design. - Medien Zeghid; Hassan Yousif Ahmed; Abdellah Chehri; Anissa Sghaier (IEEE Trans. Very Large Scale Integr. Syst., 2023)

Enabling High Capacity Flexible Optical Backhaul Data Transmission Using PDM-OAM Multiplexing. - Somia A. Abd El-Mottaleb; Mehtab Singh; Abdellah Chehri; Ahmad Atieh; Hassan Yousif Ahmed; Medien Zeghid (GLOBECOM, 2024)

Multi-Dimensional Sigma Shift Matrix (nD-SSM) Code With Adaptable Transmitter-Receiver Architecture to Support Multiclass Users for SAC-OCDMA System. - Hassan Yousif Ahmed; Medien Zeghid; Maisara Mohyeldin Gasim; Somia A. Abd El-Mottaleb (IEEE Access, 2024)

Capacity Enhancement Based on Using Hybrid SCM With SAC-OCDMA Using Different Codes for OFC and FSO Transmission Systems. - Somia A. Abd El-Mottaleb; Hassan Yousif Ahmed; Medien Zeghid; Abu Sufian Abdallah Osman Hassan (IEEE Access, 2024)

Performance Enhancement of FSO Communication System Under Rainy Weather Environment Using a Novel Encryption Technique. - Somia A. Abd El-Mottaleb; Amira G. Mohamed; Hassan Yousif Ahmed; Medien Zeghid (IEEE Access, 2024)

Prediction of Chemical Compounds Biodegradability: Molecular Fingerprint-Based Machine Learning Models. - Alaa M. Elsayad; Medien Zeghid; Hassan Yousif Ahmed; Khaled A. Elsayad (IEEE Access, 2024)

Chaos Fractal Digital Image Encryption Transmission in Underwater Optical Wireless Communication System. - Amira G. Mohamed; Somia A. Abd El-Mottaleb; Mehtab Singh; Hassan Yousif Ahmed; Medien Zeghid; Wazie M. Abdulkawi; Belgacem Bouallegue; Osman Ahmed Abdalla (IEEE Access, 2024)

High-Level Design and Implementation of a Configurable Cryptosystem With a Novel Chaos-Enhanced Function. - Medien Zeghid; Hassan Yousif Ahmed; Akhtar Nawaz Khan (IEEE Access, 2025)