Publications

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A
Hegazy, O., El-Azab, J., Badr, and S. S. Obayya, "Accurate relative-phase and time-delay maps all over the emission cone of hyperentangled photon source", SPIE Photonics Europe , Brussels, April 2016. spie_maps_all_over_the_emission_cone.pdf
El-Bashar, R., M. Hussein, S. F. Hegazy, Y. Badr, M. F. O. Hameed, and S. S. A. Obayya, "Analysis of highly efficient quad-crescent-shaped Si nanowires solar cell", Optics Express, vol. 29, issue 9, pp. 13641-13656, 2021. ahamdullah_ramy_oe_2021.pdf
B
Said, K. A., S. F. Hegazy, and S. S. A. Obayya, "Basis expansion model for tracking and equalizing rapidly varying multimode fiber channels", Optical Fiber Technology, vol. 67, pp. 102695, 2021. alhamdul_allah_karim_oft_2021.pdf
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Morra, A. E., S. F. Hegazy, A. Elsonbaty, and S. S. A. Obayya, "Chaotic DPSK-MPPM modulation technique for a physically secure and highly robust optical communication system", 2016 IEEE/ACES International Conference on Wireless Information Technology and Systems (ICWITS) and Applied Computational Electromagnetics (ACES): IEEE, pp. 1–2, 2016. Abstract
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Elfiki, A., H. Khallaf, S. F. Hegazy, A. Elsonbaty, H. Shalapy, and S. Obayya, "Chaotic Polarization-Assisted LDPSK-MPPM Modulation for Free-Space Optical Communications", IEEE Transactions on Wireless Communications, vol. 18, issue 9, pp. 4225 – 4237, 2019.
AbdElFattah, M., S. F. Hegazy, and S. Obayya, "Compact Optical Asymmetric Cryptosystem Based on Unequal Modulus Decomposition of Multiple Color Images", Optics and Lasers in Engineering, vol. 129, pp. 106063, 2020.
Hegazy, S. F., S. S. A. Obayya, and B. E. A. Saleh, "Concurrent Quantum State Transfer and Random Channel Sniffing", CLEO: QELS\_Fundamental Science: Optical Society of America, pp. FTh1D–4, 2020. Abstract
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E
El-Bashar, R., M. Hussein, S. F. Hegazy, Y. Badr, M. F. O. Hameed, and S. S. A. Obayya, "Efficient Silicon Nanowires Solar Cell", 2021 International Applied Computational Electromagnetics Society Symposium (ACES): IEEE, pp. 1–2, 2021. Abstract
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El-Bashar, R., M. Hussein, S. F. Hegazy, Y. Badr, B. M. A. Rahman, K. T. V. Grattan, and S. S. A. Obayya, "Electrical performance of efficient quad-crescent-shaped Si nanowire solar cell", Scientific Reports, vol. 12, issue 1, pp. 48, 2022. ahamdullah_ramy_scientificreports2022.pdf
Hegazy, O., Morra, A. E., and S. S. Obayya, "Encoding M classical bits in the relative arrival time of dense-coded photons", SPIE Photonics Europe , Brussels, April 2016. spie_encoding_dense-coded_photons.pdf
Hegazy, S. F., M. S. Mansour, and L. El-Nadi, "Enhanced type-I polarization-entangled photons using CW-diode Laser", MTPR-10, Cairo, WSPC, 9910, pp. 211–220 , 2010.
Hegazy, S. F., and S. S. A. Obayya, "Extended source of indistinguishable polarization-entangled photons over wide angles of emission", Applied Physics Letters, vol. 117, no. 24: AIP Publishing LLC, pp. 244003, 2020. Abstractalhamdullah_hegazy_apl.pdf

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H
gamal, Y., B. M. Younis, S. F. Hegazy, Y. Badr, M. F. O. Hameed, and S. S. A. Obayya, "Highly efficient modified dual D-shaped PCF polarization filter", Optical Fiber Technology, vol. 62, pp. 102459, 2021. alhamdullah_yosuf_oft_2021.pdf
Gamal, Y., B. M. Younis, S. F. Hegazy, Y. Badr, M. F. O. Hameed, and S. S. A. Obayya, "Highly Sensitive Multi-Functional Plasmonic Biosensor Based on Dual Core Photonic Crystal Fiber", IEEE Sensors Journal, vol. 22, no. 7: IEEE, pp. 6731–6738, 2022. Abstractalhamdullah_yusuf_2022_ieeesensors.pdf

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Hegazy, S. F., J. El-Azab, Y. A. Badr, and S. S. A. Obayya, "How to Optimally Collect Hyperentangled photons", 5th International Conference on MODERN TRENDS in PHYSICS RESEARCH , 2014.
Morra, A. E., H. M. H. Shalaby, S. F. Hegazy, and S. S. A. Obayya, "Hybrid direct-detection differential phase shift keying-multipulse pulse position modulation techniques for optical communication systems", Optics Communications, vol. 357 , pp. 86-94, 2015.
Morra, A. E., H. M. H. Shalaby, S. F. Hegazy, and S. S. A. Obayya, "Hybrid direct-detection differential phase shift keying-multipulse pulse position modulation techniques for optical communication systems", Optics Communications, vol. 357: Elsevier, pp. 86–94, 2015. Abstract
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Hegazy, S. F., S. S. A. Obayya, and B. E. A. Saleh, "Hyperentangled Photon Generation Using Crossed Quasi-Phase-Matched Superlattice", CLEO: QELS_Fundamental Science 2017, San Jose, USA, 12 May, 2017.
N
Salem, D. S., S. F. Hegazy, and S. S. A. Obayya, "Nanogold-loaded chitosan nanocomposites for pH/light-responsive drug release and synergistic chemo-photothermal cancer therapy", Colloid and Interface Science Communications, vol. 41: Elsevier, pp. 100361, 2021. Abstract
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Elsonbaty, A., S. F. Hegazy, and S. S. A. Obayya, "A new technique for ultrafast physical random number generatation using optical chaos", SPIE Photonics Europe, Brussels, April 2016. spie_physical_random_number_generation.pdf
Elsonbaty, A., S. F. Hegazy, and S. S. Obayya, "Numerical analysis of ultrafast physical random number generator using dual-channel optical chaos", Optical Engineering, vol. 55, issue 9, pp. 094105-094105, 2016. oe_amr.pdf
O
Abdelfattah, M. G., S. F. Hegazy, N. F. F. Areed, and S. S. A. Obayya, "Optical cryptosystem for visually meaningful encrypted images based on gyrator transform and Hénon map", Optical and Quantum Electronics, vol. 54, no. 2: Springer US, pp. 1–22, 2022. Abstract
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Abdelfattah, M. G., S. F. Hegazy, and S. S. A. Obayya, "Optical essential secret image sharing using unequal modulus decomposition and gyrator transform", Optical and Quantum Electronics, vol. 56, issue 107, pp. 1-11, 2024. alhamdullah_abdelfattah_2023_oqel.pdf
Hegazy, S. F., S. S. A. Obayya, and B. E. A. Saleh, "Orthogonal quasi-phase-matched superlattice for generation of hyperentangled photons", Nature Scientific Reports, vol. 7, issue 1, pp. 1-14, 2017.