Diaa A. M. KHALIL

  • Position

    Professor

  • Faculty

    Faculty of Engineering

  • Department

    Electronics and Electrical Communication Engineering

  • Fields of Interest

    Optical MEMS 

    Integrated Optics 

    Optical sensors 

  • List of Publications

    1. Mohamed N. Ali, Yasser M. Sabry, Khaled A. Kirah, and Diaa Khalil, "Analysis of metallic slotted micromirrors using modal decomposition and multiple reflections," J. Opt. Soc. Am. B 39, 586-593 (2022).
    2. Erfan, M., Gnambodoe-Capochichi, M., Sabry, Y.M., Diaa Khalil, Yamin Leprince-Wang and Tarik Bourouina, “Spatiotemporal dynamics of nanowire growth in a microfluidic reactor”, Nature Publishing Group, Microsyst Nanoeng 7, 77 (2021). https://doi.org/10.1038/s41378-021-00308-4.
    3. Moez El-Massry, Sebastien Nazeer, Yasser M. Sabry, and Diaa Khalil, “Physical Parameter Extraction and Modeling of Metallized Deeply-Etched Vertical Mirrors”, IEEE Journal of Microelectromechanical Systems, Vol. 30(6), pp. 930–938, 2021.  
    4. Amr O Ghoname, Yasser Mohammed Sabry, and Diaa Khalil, “Modelling of ATR-FTIR MEMS Spectrometer under Partially-Coherent Multimode-Fiber Illumination”, IEEE Journal of Lightwave Technology, Vol. 39(22), pp. 7092–7098, 2021.
    5. ElZeiny, Walid ElSayed; Sabry, Yasser M.; Khalil, Diaa A,” Complex Kernel-based spectrum reconstruction algorithm for cascaded Fabry–Perot interferometric spectrometer”, OSA, Applied Optics Vol. 60, Issue (29) pp. 8999-9006, 2021 https://doi.org/10.1364/AO.433417.
    6. Bassem Mortada, Mostafa Medhat, Yasser M Sabry, Mohamed Sadek, Ahmed Shebl, Khalid Hassan, Moez El-Masry, Yasseen Nada, Momen Anwar, Mina Gad, Mohamed Hamouda Al Haron, Bassam Saadany, Diaa Khalil, and Tarik Bourouina, “Ultra-Compact Fourier Transform Near-Infrared MEMS Spectral Sensor for Smart Industry and IoT”, IEEE Journal of Selected Topics in Quantum Electronics, 27(6), 9462357, 2021.
    7. Tarek A. Alsaeed and Diaa A Khalil, “Characteristics of a refractometer based on Michelson Interferometer integrated with a Fabry-Perot interferometer”, 167170, Optik 242, Elsevier, 2021.
    8. A. K. Shaheen, Y. M. Sabry and D. Khalil, "Modeling of Fabry-Perot micro cavities under partial spatial coherence illumination using multimode optical fibers," in IEEE/ OSA Journal of Lightwave Technology, 31 March 2021, doi: 10.1109/JLT.2021.3069898.
    9. Salem, A. M., Sabry, Y. M., Fathy, A., Khalil, D. A., “Single MEMS Chip Enabling Dual Spectral‐Range Infrared Micro‐Spectrometer with Optimal Detectors”, Adv. Mater. Technol. Wiley online, 22 March 2021, 2001013. https://doi.org/10.1002/admt.202001013
    10. A. Fathy, Y. M. Sabry, D. Khalil and T. Bourouina, "Differential Optical Spectrometer based on Critical Angle Dispersion," in Journal of Lightwave Technology, Feb. 2021, doi: 10.1109/JLT.2021.3057787
    11. Ahmed M. Othman, Hussein E. Kotb, Yasser M. Sabry, and Diaa Khalil, "Micro-Electro-Mechanical System Fourier Transform Infrared (MEMS FT-IR) Spectrometer Under Modulated–Pulsed Light Source Excitation," Appl. Spectrosc. Vol. 74, issue 7, pp. 799-807, July 2020.
    12. M. A. Selim, Y. M. Sabry and D. Khalil, "Sensitivity Enhancement Factor for Gain-Assisted Cavity Enhanced Spectroscopy”, IEEE Journal of Quantum Electronics, vol. 56, no. 3, pp. 1-8, June 2020, Art no. 7700108, doi: 10.1109/JQE.2020.2984765.
    13. Amr Wageeh, Salwa El-Sabban, and Diaa Khalil, “Design of a 2D fiber mode converter using a planar 2D multi-mode interference structure”, Optik, Vol. 210, paper 164500, May 2020, doi.org/10.1016/j.ijleo.2020.164500.
    14. Alaa Fathy, Yasser M Sabry, Martine Gnambodoe-Capochichi, Frederic Marty, Diaa Khalil, and Tarik Bourouina, “Silicon Multi-Pass Gas Cell for Chip-Scale Gas Analysis by Absorption Spectroscopy”, Micromachines 2020, Vol. 11, Issue (5), pp. 463; https://doi.org/10.3390/mi11050463.
    15. Omar Abdelkarim, Mohamed Hazem Abdellatif, Diaa Khalil, and Ghada Bassioni, “FTIR and UV in steel pipeline coating application“, International Journal of GEOMATE, May, 2020, Vol.18, Issue 69, pp. 130 – 135, ISSN: 2186-2982 (P), 2186-2990 (O), Japan, DOI: https://doi.org/10.21660/2020.69.9427.
    16. Haitham Omran, Mohab Sameh, Ahmed Mahfouz, Omar Saad, Maram T. H. Abou Kana, Frédéric Marty, Diaa Khalil, Tarik Bourouina, and Yasser M. Sabry, “Visible Laser on Silicon Optofluidic Microcavity”, Advanced Materials Technologies, Volume 5, Issue 5, First published: 24 March 2020.
    17. Alaa Fathy, Tarik Bourouina, Yasser Sabry, Sebastien Nazeer, and Diaa Khalil, “On-chip parallel Fourier transform spectrometer for broadband selective infrared spectral sensing", Microsystems and Nano Engineering journal, Microsyst Nanoeng 6, Nature Publishing Group., 10 (2020). https://doi.org/10.1038/s41378-019-0111-0 2020.
    18. El Shamy, R.S., Khalil, D. and Swillam, M.A., “Mid Infrared Optical Gas Sensor Using Plasmonic Mach-Zehnder Interferometer”, Scientific Reports 10, Nature Publishing Group, 1293, 28 Jan. 2020. https://doi.org/10.1038/s41598-020-57538-1.   
    19. Alaa Fathy, Marie Le Pivert, Young Jai Kim, Mame Ousmane Ba, Mazen Erfan,Yasser M. Sabry, Diaa Khalil, Yamin Leprince-Wang, Tarik Bourouina, and Martine Gnambodoe - Capochichi, “Continuous Monitoring of Air Purification: A Study on Volatile Organic Compounds in a Gas Cell”, Sensors 2020, 20(3), 934; https://doi.org/10.3390/s20030934.
    20. Eltagoury, Y. M., Sabry, Y. M., and Khalil, D. A., All‐Silicon Double‐Cavity Fourier‐Transform Infrared Spectrometer On‐Chip.”, Adv. Mater. Technol. 2019, 1900441. https://doi.org/10.1002/admt.201900441.
    21. John O. Gerguis, Yasser M. Sabry, Haitham Omran, and Diaa Khalil, "Spectroscopic Gas Sensing Based on a MEMS-SOA Swept Fiber Laser Source," J. Lightwave Technol. Vol. 37, pp. 5354-5360, Oct. 2019.  
    22. Haitham Omran and Diaa Khalil, “White Light Interferometry of SOI Deeply-Etched Fully Integrated MEMS Interferometers”, (JESC) The Journal of Engineering, Science and Computing Issue I, Volume I, pp. 20-32, April, 2019.
    23. Islam Samir, Yasser M. Sabry, Alaa Fathy, Amr O. Ghoname, Niveen Badra, and Diaa A. Khalil, “Autoregressive superresolution microelectromechanical systems Fourier transform spectrometer”, Applied Optics, Vol. 58, Issue 25, pp. 6784-6790, 1 September 2019, https://doi.org/10.1364/AO.58.006784
    24. Raghi Elshamy, Mohamed A. Swillam, Diaa A. M. Khalil, “Mid Infrared Integrated MZI Gas Sensor Using Suspended Silicon Waveguide”, OSA, IEEE Journal of Lightwave Technology, 2019.
    25. Salwa El-Sabban and Diaa Khalil, “Odd excitation of symmetric MultiMode Interference (MMI) structures”, OSA, Journal of Applied Optics”, Vol. 58, No. 14, pp. 3836- 3843, 10 May 2019.
    26. J. O. Gerguis, YM Sabry, and D. A Khalil, “Capturing the Instantaneous Spectral Response of a MEMS Swept Laser Source Using a Quasi-Static Tunable Filter”, IEEE Journal of Selected Topics in Quantum Electronics, Volume 25, Issue 6, Nov.-Dec. 2019.  
    27. Noha Anous, Tarek Ramadan, Mohamed Abdallah, Khalid Qaraqe, and Diaa Khalil, “Planar asymmetric nano-resonators for highly angle tolerant trans-reflective color filters”, OSA Continuum Vol. 2, No. 3, pp. 890-904, 2019.
    28. M.A. Othman, YM Sabry, A.M. Othman, I. M. Nassar, and D. A. Khalil, “Modal analysis of TE and TM excitations in a metallic slotted micromirror”, Journal of Optical Society of America JOSA B, Vol. 36, No. 3, pp. 610-615, 2019.
    29. H. Shawki, H. Kotb, and Diaa Khalil, “Modeling and characterization of a dual-wavelength SOA-based single longitudinal mode random fiber laser with tunable separation”, OSA Continuum, Vol. 2, No. 2, pp. 358-369, 2019.
    30. MA Selim, GA Adib, YM Sabry, and Diaa Khalil, “Incoherent Gain-Assisted Ring Enhanced Gas Absorption Spectroscopy”, IEEE Journal of Quantum Electronics Vol. 55, No. (1), pp. 1-8, 2019.
    31. Noha Anous, Tarek Ramadan, Mohamed Abdallah, Khalid Qaraqe, Diaa Khalil, “Impact of blue filtering on effective modulation bandwidth and wide-angle operation in white LED-based VLC systems”, OSA Continuum, Vol. 1, No. 3, Nov. 2018. 
    32. Ahmed M. Othman, Hussein E. Kotb, Yasser M. Sabry, Osama Terra, and Diaa A. Khalil, ” Toward On-Chip MEMS-Based Optical Autocorrelator”, OSA _ IEEE Journal of light wave Technology, VOL. 36, NO. 20, pp. 5003-5009, October, 2018.
    33. Islam Samir El-Sayed, Yasser M Sabry, Walid ElSayd ElZeiny, Niveen Badra, and Diaa A Khalil, “Transformation algorithm and analysis of the Fourier transform spectrometer based on cascaded Fabry–Perot interferometers”, OSA Journal of Applied Optics, Vol. 57, No. 25, pp. 7225-7231, Sept. 2018.
    34. Mohamed Ali, Yasser Sabry, Frederic Marty, Tarik Bourouina, Khaled Kirah, and Diaa Khalil, “In-Plane Coupled Fabry-Pérot Micro-cavities Based on Si-Air Bragg”, OSA, Journal of Applied Optics, Vol. 57, No. 18 / 20 June 2018.
    35. Muhammad A Othman, Yasser M Sabry, Mohamed Sadek, Ismail M Nassar, and Diaa A Khalil, “Transmission-enabled fiber Fabry–Perot cavity based on a deeply etched slotted micromirror”, OSA Journal of Applied Optics, Vol. 57, No. 16, pp. 4610-4617, June 2018.
    36. Ahmed A Elsayed, Yasser M Sabry, Frédéric Marty, Tarik Bourouina, and Diaa Khalil, “Optical modeling of black silicon using an effective medium/multi-layer approach”, OSA, Optics Express, Vol. 26, No. 10, pp. 13443-13460, May 2018.
    37. George A. Adib, Yasser M. Sabry, and Diaa Khalil, “Analysis of dual coupler nested coupled cavities”, OSA Journal of Applied Optics, Vol. 56, No. 34, pp. 9457-9468, 1 December 2017.
    38. Noha Anous, Tarek Ramadan, Mohamed Abdallah, Khalid Qaraqe, and Diaa Khalil, “Planar broad-band and wide-angle hybrid plasmonic IMI filters with induced transmission for visible light applications”, OSA Journal of Applied Optics, Vol. 56, No. 31, pp. 8751-8758, November 2017.
    39. M. A. Othman, Y. M. Sabry, I. M. Nassar, M. Sadek, and Diaa Khalil, “Deeply-Etched MEMS Slotted Micromirrors with Controlled Transmittance” IEEE Journal of Quantum Electronics, Vol. 53 Issue 6, Dec. 2017.
    40. Alaa Fathy, Yasser Sabry and Diaa Khalil, “Quasi-homogeneous partial coherent source modeling of multimode optical fiber output using the elementary source method”, IOP Journal of Optics, Vol.19, Issue 10,  14 Sept. 2017.
    41. Heba Shawki, Hussein Kotb, and Diaa Khalil, “Single Longitudinal Mode Broad Band Tunable Random Laser”, OSA, Optics Letters, Vol. 42, Issue 16, pp. 3247-3250, 15 August 2017.
    42. Yasser M Sabry, Diaa Khalil, Bassam Saadany, and Tarik Bourouina, “In-Plane Optical Beam Collimation Using a Three-Dimensional Curved MEMS Mirror”, Journal of Micromachines, Vol. 8, Issue 5,  134, 2017.
    43. Noha Anous, Mohamed Abdallah, Tarek Ramadan, Khalid Qaraqe, and Diaa Khalil, “Angle-tolerant hybrid plasmonic filters for visible light communications”, Applied Optics, Vol. 56, Issue 4, pp. C106-C116, 2017.
    44. Alaa Elhady, Yasser M. Sabry, and Diaa Khalil, "Optical characterization of high speed microscanners based on static slit profiling method", Optics and Lasers in Engineering, Volume 88, Pages 129-138, January 2017.
    45. Yomna M Eltagoury, Mostafa Soliman, Yasser M Sabry, Mohammed J. Alotaibi, and Diaa Khalil, “Electrostatic Comb-Drive Actuator with High In-Plane Translational Velocity”, Journal of Micromachines, Vol. 7, Issue 10,  October 2016.   
    46. Kamal Khalil, Yasser Sabry, Khaled Hassan, Ahmed Shebl, Mostafa Soliman, Yomna Eltagoury, and Diaa Khalil, “In-line optical MEMS phase modulator and application in ring laser frequency modulation”, IEEE, Journal of Quantum Electronics, Vol. 52, No. 8, August 2016.
    47. Salwa El-Sabban, and Diaa Khalil, “A Compact Si Photonic MMI Based Optical Circuit for Mode Division Multiplexing Applications", Journal of Optical Engineering, Vol.55, No. 7, July 2016.
    48. Tarek A. Al-Saeed and Diaa Khalil, “Fourier transform spectrometer based on Fabry-Perot interferometer”, OSA Applied Optics, Vol. 55, No. 20, pp 5322-5331, July 2016.
    49. Mazen Erfan, Yasser M. Sabry, Mohammad Sakr, Bassem Mortada, Mostafa Medhat and Diaa Khalil, “On-Chip Micro-Electro-Mechanical System Fourier Transform Infrared (MEMS FT-IR) Spectrometer-Based Gas Sensing”, OSA Journal of Appl. Spectroscopy, Vol. 70, Issue 5, pp. 897-904, May 2016.
    50. Bassem Mortada, Mazen Erfan, Mostafa Medhat, Yasser M. Sabry, Bassam Saadany and Diaa Khalil, “Wideband Optical MEMS Interferometer Enabled by Multi-Mode Interference Waveguides”, IEEE – OSA, J. Lightwave Technol. Vol. 34, Issue 9, pp. 2145-2151,May 1, 2016.
    51. Alaa Elhady, Mohamed AE Mahmoud, and Diaa Khalil, “In-plane monolithic microscanner with two synchronized, self-aligned flat mirrors and compliant springs”, Journal of Micro/Nanolithography, MEMS, and MOEMS, Vol. 15, No.1, Jan.-March 2016.
    52. Salwa El-Sabban, Amr Wageeh, and Diaa Khalil, “Box-like filter response using multimode single ring micro-resonators”, OSA Journal of Applied Optics, Vol.55, pp. 408-414  Jan. 2016.
    53. Yasser M Sabry, Yomna M Eltagoury, Ahmed Shebl, Mostafa Soliman, Mohamed Sadek, and Diaa Khalil, “In-plane deeply-etched optical MEMS notch filter with high-speed tunability”, Journal of optics, IOP Publishing, Vol. 17, No.12,  125703, Dec. 2015.
    54. Tarek A. Al-Saeed, Mohamed Y. Shalaby, and Diaa A. Khalil, “Study of dual-source Fourier-domain optical coherence tomography”, Optical Engineering Vol. 54, No., 10, 104112, October 2015.
    55. Noha Gaber ; Yuto Takemura ; Frédéric Marty ; Diaa Khalil ; Dan Angelescu ; Elodie Richalot ; Tarik Bourouina “Volume refractometry of liquids using stable optofluidic Fabry–Pérot resonator with curved surfaces”, J. Micro/Nanolith. MEMS MOEMS. JM3, Vol. 14(4), 045501, Oct 28, 2015.
    56. Marwa Ragheb, Hatem Elrefaei, Diaa Khalil, and Omar A. Omar, “Design of an InGaAsP/InP compact integrated optical depolarizer”, OSA Appl. Opt. 54(30), 9017-9024, 2015.
    57. Ismail Nassar and Diaa Khalil, "Diffraction grating polarization beam splitter using nano optical slits”, Optical and Quantum Electronics, Springer, First online: 25 August 2015.
    58. Haitham Omran, and Diaa Khalil. "Accessing Rapidly Scanning Swept Laser Source Instantaneous Spectral width using Multimode Rate Equation Model." IEEE Journal of Selected Topics in Quantum Electronics, Volume 21, NO. 6, November/December 2015.
    59. Yasser M. Sabry, Diaa Khalil, Bassam Saadany, and Tarik Bourouina, “Curved Silicon Micromirror for Linear Displacement-to-Angle Conversion with Uniform Spot Size”, IEEE Journal of Selected Topics in Quantum Electronics, VOL. 21, NO. 4, July/August 2015.
    60. Haitham Omran, Yasser M. Sabry, Mohamed Sadek, Khaled Hassan, and Diaa Khalil, “Wideband Subwavelength Deeply Etched Multilayer Silicon Mirrors for Tunable Optical Filters and SS-OCT Applications“, IEEE Journal of Selected Topics in Quantum Electronics, VOL. 21, NO. 4, July/August 2015.
    61. Salwa El-Sabban, and Diaa Khalil, “Multimode waveguide spot size width converter for silicon photonics applications”, Journal of Optical Engineering, Vol. 54, No. 3, 037103 March 2015.
    62. Yasser M. Sabry, Diaa Khalil and Tarik Bourouina, “Monolithic silicon-micromachined free-space optical interferometers onchip”, Laser Photonics Rev., Vol. 9 Issue 1, 1–24, January 2015.
    63. Alaa Elhady, Diaa Khalil, and M. A. E. Mahmoud “Design optimization of linearly DC controlled staggered vertical comb drive actuators”, Journal of Microsystem Technologies, Springer Berlin Heidelberg, Vol. 21, Issue 1, pp 85-90, January 2015.  
    64. Tarek Al-Saeed, Mohamed Shalaby, and Diaa Khalil,” Dispersion Compensation in Fourier Domain Optical Coherence Tomography”, Applied Optics, Vol. 53, Issue 29, pp.6643-6653, October 2014. 
    65. Noha H. Anous and Diaa A. Khalil, "Performance evaluation of a metal–insulator–metal surface plasmon resonance optical gas sensor under the effect of Gaussian beams”, Journal of Applied Optics, Vol. 53, No. 11, pp. 2515-2522, 10 April 2014.
    66. Amr Wageeh, Salwa El-Sabban, and Diaa Khalil, “Resonance wavelength of integrated optical ring resonator with small radius of curvature”, IEEE Photonic Technology Letters PTL 26, issue 7, pp. 641-644, April 2014.
    67. Yasser M. Sabry, Diaa Khalil, Bassam Saadany, and Tarik Bourouina, “Multi-step etching of three-dimensional sub-millimeter curved silicon microstructures with in-plane principal axis”, Journal of Microelectronic Engineering, Elsevier, Vol. 114, pp. 78-84, Feb. 2014.
    68. Haitham Omran, Yasser Sabry, Mohamed Sadek, Khaled Hasan, Mohamed Shalaby, and Diaa Khalil, “Deeply-Etched Optical MEMS Tunable Filter for Swept Laser Source Applications”, IEEE Photonic Technology Letters PTL, Vol. 26, No.1, pp37-39, January 1, 2014.
    69. Y. M. Sabry, D Khalil, B Saadany, T Bourouina, “In-plane external fiber Fabry–Perot cavity comprising silicon micromachined concave mirror”, Journal of Micro/Nanolithography, MEMS, and MOEMS, JMMM, Vol. 13, No.1, Dec. 16, 2013.  
    70. Y. M. Sabry, B. Saadany, D. Khalil, and T. Bourouina, “Silicon micromirrors with three-dimensional curvature enabling lens-less efficient coupling of free-space light”, Light: Science & Applications, Nature Publishing Group, Vol. 2, e94, 2013.
    71. Yasser M. Sabry, Diaa Khalil, Bassam Saadany, and Tarik Bourouina, “Integrated wide-angle scanner based on translating a curved mirror of acylindrical shape”, OPTICS EXPRESS Vol. 21, No. 12, pp. 13906-13916, 17 June 2013.
    72. Mohamed Mahmoud, Mohamed Shalaby, and Diaa Khalil, “Propagation of Bessel beams generated using finite width Durnin ring”, Applied Optics, Vol. 52 Issue 2, pp.256-263, Jan. 2013.
    73. Tarek A. Al-Saeed and Diaa Khalil, “Signal to Noise Ratio Calculation in moving-optical-wedge Spectrometer”, Journal of Applied Optics, Vol. 51, Iss. 30, pp. 7206–7213, October 2012.
    74. Ismail Nassar, Alaa Hassan, Diaa Khalil and Omar A Omar, "Applying a modal technique on a planar lens based on nanoscale slit arrays", Optical and Quantum Electronics, Springer, Vol. 44, No. 14 pp. 623-633, November 2012.  
    75. Yasser Sabry, Mostafa Medhat, Bassam Saadany, Tarik Bourouina, and Diaa Khalil “On the Parameter Extraction of MEMS Comb-Drive Near-Resonance Equivalent Circuit: A Physically-Based Technique for a Unique Solution”, Journal of Micro/Nanolithography, MEMS, and MOEMS, Volume 11, Issue 2 April 2012.
    76. Ismail Nassar, Alaa Hassan, Diaa Khalil and Omar A Omar, “Modeling of sub-wavelength problems using modal techniques", Journal of Optical Engineering, Vol. 51, March 2012.
    77. Haitham Omran, Mostafa  Medhat, Bassem  Mortada, Bassam  Saadany, and Diaa  Khalil, “Fully integrated Mach-Zhender MEMS interferometer with two complementary outputs”, IEEE Journal of Quantum Electronics, Vo. 48, No. 2, pp. 244-251, Feb., 2012.
    78. Tarek A. Al-Saeed and Diaa Khalil, “Spot size effects in miniaturized moving-optical-wedge interferometer”, Journal of Applied Optics, Vol. 50, No. 17, pp.2671-2678, 10 June 2011.
    79. Tamer Tawfik Elazhary, Ahmed Hisham Morshed, and Diaa Khalil, "Modeling the field diffracted from photo mask at oblique incidence," Journal of Appl. Opt. 49, pp 4207-4216, 1 August 2010.
    80. Tarek A. Al-Saeed and Diaa Khalil, “Diffraction Effects in Optical MEMS Michelson Interferometer”, Journal of Applied Optics, Vol. 49 Issue 20, pp.3960-3966, July 2010.
    81. Maurine Malak, Ahmed H Morshed, Khaled Hassan, Tarik Bourouina, Hanan Anis, and Diaa Khalil, “Design of CWDM multiplexers based on series coupled ring resonators: analysis, potential and prospects on MEMS fabrication technologies”, Journal of Microsystem Technologies, Volume 16 Issue 7, pp 1139-1156, July 2010.
    82. Mohamed A. Abdelalim, Yury Logvin, Diaa A. Khalil, and Hanan Anis, "Steady and oscillating multiple dissipative solitons in normal-dispersion mode-locked Yb-doped fiber laser," Opt. Express 17, No.15, pp. 13128-13139, 2009.
    83. Tarek A. Al-Saeed and Diaa Khalil, “Dispersion compensation in moving optical wedge Fourier Transform spectrometer”, Journal of Applied Optics, Vol. 48, No. 20, pp.3979-3987, 10 July 2009.
    84. Mohamed Abou Seif, Yury Logvin, Diaa Khalil, and Hanan Anis, “Properties and stability limits of an optimized mode-locked Yb-doped femtosecond fiber laser”, Optics Express Vol. 17, No. 4, pp 2264-2279, 16 February 2009.
    85. H. E. Kotb, A. M. E. Safwat, H. Boghdady and Diaa Khalil, “RF Optoelectronic Oscillator using a Directly Modulated Semiconductor Laser and a Fiber Optical Ring Filter”, Microwave and Optical Technology Letters, Vol. 51, No. 2, pp. 470-475, February 2009.
    86. Mohamed A Swillam, Diaa Khalil, and A. H. Morshed, “Effect of the fabrication and design parameters on the performance of MMI devices made by ion exchange: A detailed study”, Journal of Optics A, Pure and Applied Optics V. 10 No 12, December 2008.  
    87. Muhammad Othman, Khaled Hassan, and Diaa Khalil, “A Novel "Straight" MMI PHASAR Using Periodic Segmented Waveguide Phased Array”, Journal of Applied Optics, Vol. 47 Issue 31, pp.5916-5923, November 2008.
    88. Khaled Hassan, Diaa Khalil, Maurine Malak, and Hanan Anis, “Design of an Arrayed Waveguide Grating optical demultiplexer for CWDM applications”, Journal of optics A, Pure and Applied Optics V. 10 No 7, July 2008.
    89. Michael Monir, Hatem El-Refaei, Diaa Khalil, and Omar A. Omar "Comparison of the NM-lines Technique to the Inverse Technique in refractive index profile reconstruction”, Journal of Optical Engineering, Vol. 46, 094601, September 2007.
    90. Marwa M. Ragheb, Hatem H. El-Refaei, Diaa Khalil, and Omar A. Omar, "Design of Compact Integrated InGaAsP/ InP Polarization controller over the C-band”, IEEE/OSA_JLT Vol. 25, No. 9, pp. 2531-2538, September, 2007.
    91. George Isaac and Diaa Khalil, “A Semi-analytical Technique for Leaky Modes Loss Calculation in
      Hollow Dielectric Waveguides with Arbitrary Cross Sections”, IEEE/OSA _JLT, pp. 2337-2344, Vol. 25, No. 9, September 2007.
    92. I.M. Nassar, H. El-Refaei, D. Khalil, and O. A. Omar, “The Design and Optimization of an Ion-Exchanged Polarization Converter using a Genetic Algorithm”, IEEE Photonics Technology Letters, Volume 19, Issue 16, pp:1218 - 1220  August 15, 2007.
    93. Mohamed El-Gaphy and Diaa Khalil, “FTTH Triplexer design using asymmetric Y-Junction with etched branch”, IEEE Photonics Technology Letters, VOL. 19, NO. 15, pp 1157-1159, August 1, 2007. 
    94. Michael Monir, Hatem El-Refaei, Diaa Khalil, and Omar A. Omar, “Assessment of the NM-lines Sensitivity for Measurement Errors”, Fiber and Integrated Optics, Taylor and Francis Inc., Vol. 26, pp. 1-15, 2007.
    95. Tarek Badreldin, Kareem Madkour and Diaa Khalil, “Design of silicon hollow waveguide inline polarizer using a photonic crystal concept”, Journal of Optics A: Pure and Applied Optics, Vol. 0, pp.88-94, Jan. 2007.
    96. B. Saadany, M. Malak, M. Kubota, , F. Marty, Y. Mita,  Diaa Khalil, and T. Bourouina, “Free-Space Tunable and Drop Optical Filters using Vertical Bragg Mirrors on Silicon”, IEEE JSTQE, Vol. 12, No. 6, pp1480-1488, Nov./Dec.,  2006.
    97. Noha Safy El-Din and Diaa Khalil, “Effect of Birefringence on the Coupling Length of Integrated Directional Coupler”, Sci. Bull. Fac. Eng. Ain Shams Univ., Vol. 41, pp. 575-582, Sept. 2006.
    98. George Isaac and Diaa Khalil, “A Ray Optics Model for Triangular Hollow Silicon Waveguides”, Journal of Applied Optics, Vol. 45, No.29, pp 7567-7578, October 2006. 
    99. Michael Monir, Hatem El-Refaei, and Diaa Khalil, ”Single mode refractive index reconstruction using an NM-line technique”, Fiber and Integrated Optics, Taylor and Francis Inc., Volume 25, Number 2 pp. 69-74, March-April 2006. 
    100. T. Mamdouh, and Diaa Khalil, “A MEMS tunable optical ring resonator filter”, Optical and Quantum Electronics, Volume 37, Number 9, pp. 835-853, July 2005.
    101. Ayman Yehia and Diaa Khalil, “Design of a compact Three-Dimensional Multimode Interference PHASed ARray structures (3D MMI PHASAR) for DWDM applications”, IEEE JSTQE, Vol. 11, No. 2, pp. 444-451, Marsh/April 2005. 
    102. Tarek Badreldin, Tamer Saad and Diaa Khalil, “Yield Analysis of Optical MEMS Assembly Process Using a Monte Carlo Simulation Technique”, IEEE, JLT Vol. 23, pp. 510-516, Feb. 2005.
    103. A. Yehia, K. Madkour, H Maaty and D. Khalil, “Multiple-Imaging in 2D MMI Silicon Hollow Waveguides”, IEEE Photonics Technology Letters, Vol. 16, No. 9, pp. 2072-2074, September 2004.
    104. Ayman Yehia and Diaa Khalil, “Cascaded multimode interference phased array structures for dense wavelength division multiplexing applications”, Optical Engineering, Vol. 43 No. 5, pp. 1060-1065, May 2004.
    105. Aymen Bashir, Pekka Katila, Nicolas Ogier, Bassam Saadany, and Diaa Khalil, “A MEMS Based VOA with very low PDL”, IEEE Photonics Technology Letters, Volume: 16, No. 4, pp. 1047 -1049, April 2004.
    106. Diaa Khalil and Ayman Yehia, “Two-dimensional multimode interference in integrated optical structures”, J. Opt. A: Pure Appl. Opt. 6, pp. 137–145 Jan. 2004.
    107. Diaa Khalil, “Extension of the Radiation Spectrum Method RSM for the reflection calculation at the end of a strongly guiding optical waveguide”, Optical and Quantum Electronics, Vol. 35 (8), pp. 801-809, June 2003. 
    108. Diaa Khalil, H. Maaty, A. Bashir, and B. Saadany, “The effect of shutter thickness on opto-mechanical variable optical attenuators”, Microwave and Optical Technology Letters, Vol. 36, Issue 2, pp. 110-112, Jan., 2003.
    109. Bassam Saadany and Diaa Khalil, “Modeling of MOEMS components using HDL-A”, IEEE, Journal of Selected Topics in Quantum Electronics, Vol. 8, No. 1, pp. 132-138, Jan/Feb. 2002.
    110. Salwa El-Sabban, Isabelle Schanen, Diaa Khalil, and Pierre Benech, “Fabrication and test of an integrated optical magic T on a glass substrate”, IEEE Photonics Technology Letters, Volume: 13 No. 7, pp. 684 –686, July 2001.
    111. Salwa El-Sabban, Diaa Khalil, Isabelle Schanen and Pierre Benech, “Design of an Integrated Optical Magic T for Astronomy Applications”, Applied Optics, Vol. 39, No. 36, pp. 6781-6786, 20 Dec. 2000.
    112. Diaa Khalil, Christian Seassal and Smail Tedjini, “Optical Modeling of waveguide photonic nano-structures using the radiation spectrum method (RSM) with evanescent modes”, IEEE Journal of Selected Topics in Quantum Electronics, JSTQE, Vol. 5, No. 1, pp. 127-132. Jan/Feb 1999.
    113. Diaa A. M. Khalil, “On the radiation mode effects in integrated optical directional couplers”, Journal of Optical and Quantum Electronics, Vol. 31, No. 2, pp. 151-159,  Feb. 1999.
    114. Hatem H. El-Refaei and Diaa Khalil, “Design of strip loaded weak guiding 2x2 multimode interference (MMI) structure for an optical router”, IEEE Journal of Quantum Electronics, Vol. 34, No. 12, pp. 2286-2290, December 1998.
    115. Hatem Elrefai and Diaa A. M. Khalil, “Rigorous modal analysis of multimode interference structures with multiple reflections”, Optics communications, Vol.144, pp. 306-314, 15 December 1997.
    116. Diaa A. M. Khalil, “Effect of the transition region on the design of an integrated optical directional coupler”, Sci. Bull. Fac. Eng. Ain Shams Univ., Vol. 32, No. 4, December 1997.
    117. Diaa A. M. Khalil and Tamer A. Amer, “Weighted index beam propagation method WIBPM for the analysis of three dimensional optical structures”, IEE Proceedings part J, Optoelectronics, Vol. 144, Issue 4, pp. 197-202, August 1997.
    118. Diaa A.M. Khalil and Amr M. E. Safwat, "On the improvement of the performance of the optically controlled microwave switch’, IEEE Transactions on Microwave Theory and Techniques, Vol. 45, No. 8, pp. 1358-1361, August 1997.
    119. Amr M. E. Safwat, Diaa A.M. Khalil, H. Elhenawy and H. F. Ragaie, "Quasi-static analysis of an optically illuminated directional coupler”, IEEE Transactions on Microwave Theory and Techniques, Vol. 45, No. 8, pp. 1351-1357, August 1997.
    120. P. Gerard, P. Benech, D. Khalil, R. Rimet and S. Tedjini, “Towards a full vectorial and modal technique for the analysis of integrated optical structure: The radiation spectrum method RSM”, Optics communications, Vol. 140, pp. 128-145, 15 July 1997. 
    121. Amr. M. E. Safwat, J. Haider, Diaa A.M. Khalil, Anne Vilcot, M. Boutinou, H. Elhenawy and H. Ragaie, "Optically Controlled Microwave Matching Technique’, Microwave and optical technology letters, Vol. 11, No. 5, pp. 284-290, 5 April 1996. 
    122. Smail Tedjini, Anh Ho-Quoc, and Diaa Khalil, "All Optical Networks as Microwave and Millimeter wave Circuits", IEEE Transactions on Microwave Theory and Techniques, Vol. 43, No. 9, pp. 2428-2434, September 1995.
    123. Pierre Benech and Diaa Khalil, "Rigorous Spectral Analysis of Leaky Structures: Application to the Prism coupling problem", Optics Communications, Vol. 118, pp. 220-226, 15 July 1995.
    124. Philippe Gérard, Pierre Benech, Diaa Khalil and Roger Rimet, "Effects of radiation mode  Coherent coupling in integrated optics discontinuities", Applied Optics, Vol. 33, No. 21 pp. 4814- 4824, 20 July 1994.
    125. Diaa Khalil and Smail Tedjini, "An electrooptic switching structure on III-V semiconductors using the coherent coupling of radiation modes", Journal de Physique III, No. 9, pp. 1769-1776, September 1993.
    126. Diaa Khalil, Pierre Benech and Smail Tedjini, "Asymmetric excitation of symmetric single-mode Y-junction : The radiation mode effects", IEEE Transactions on Microwave Theory and Techniques, Vol. 40, No. 12, pp. 2235-2242, December 1992.
    127. Diaa Khalil, S. Tedjini and P. Benech, "Analyse théorique et caractérisation expérimentale d'une jonction "Y" utilisée comme capteur de déplacement", Annales des Télécommun., Vol. 47, n° 9-10, pp. 383-390, Sept. 1992.
    128. I. Duport, P. Benech, Diaa. Khalil, and R. Rimet, "Study of linear taper waveguides made by ion-exchange in glass", Journal of physics-D: Applied physics, Vol. 25, No. 6, pp. 913-918, 14 June 1992.         rebuplished at "Engineering Optics”, pp. 341346, IOP Publishing Ltd 1992.
    129. Diaa Khalil and S. Tedjini, "Coherent coupling of radiation modes in Mach-Zehnder electrooptic modulators", IEEE J. Quantum Electronic., Vol. 28, No. 5, pp. 1236-1239, May 1992.
    130. P. Benech, Diaa Khalil, and F. St. André, "An exact simplified method for the normalization of radiation modes in planar multilayer structures", Optics Communications, pp. 96-100, Vol. 88, No. 2-3, March 1992.
    131. Diaa Khalil and Smail Tedjini, "Non-harmonic large amplitude modulation of a semiconductor laser in a self-homodyne interferometric optical system", IEEE Journal of Lightwave Technology, Vol. 9, No. 6, pp. 770-778, June 1991.

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