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     M. Al-Omari, H. Attia, K. Qureshi, S. I. M. Sheikh, “Design of Frequency Reconfigurable Antenna on Dielectric and Magnetic Metamaterial Composite Substrate”, IEEE Antennas and Wireless Propagation Letters (IEEE-AWPL), November 2022 https://www.techrxiv.org/articles/preprint/Design_of_Frequency_Reconfigurable_Antenna_on_Dielectric_and_Magnetic_Metamaterial_Composite_Substrate/21591630

   

•    H. Rifaqat, M. Ikram, A. M. Algarni, and S. I. M. Sheikh, “Dual Sense Circularly Polarized Compact Slot Antenna for CubeSat Applications”, IEEE ACCESS, Vol. 10, pp. 111732-111737, October 2022 https://ieeexplore.ieee.org/document/9912408

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•    J. Mirza, .... S. I. M. Sheikh, etal., “Performance Enhancement of Ytterbium-doped Fiber Amplifier Employing a Dual-stage in-band Asymmetrical Pumping”, Micromachines (MPDI), Vol. 13, No. 9, pp. 1488, September 2022  https://pubmed.ncbi.nlm.nih.gov/36144110/
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•     M. Musab, H. Attia, K. Qureshi, S. I. M. Sheikh, “Microwave Sensing of Elemental Sulfur Deposition in Gas Pipelines”, IEEE Sensors Journal, Vol. 22, No. 14, pp. 14058, July 2022. https://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=9791129 

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•     J. Mirza, .... S. I. M. Sheikh et al., “Design of an efficient Thulium-doped fiber amplifier for dual-hop earth to satellite optical wireless links”, Ain Shams Engineering Journal,#101983, October 2022. https://www.sciencedirect.com/science/article/pii/S2090447922002945

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•    K. Harb, .. S. I. M. Sheikh, et al, “Non-uniform Scattering of Microwave Radiation due to Layered DUSA Storm: Theory and Experiment”, IEEE Canadian Journal of Elec. & Com. Engg. (IEEE-CJECE), ISSN-0840-86880, Vol. 44, No. 3, pp. 384-389, July 2021. https://ieeexplore.ieee.org/document/9502542

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•    M. A. Munira,.. S.I. Sheikh et al, “Alterations in the magnetic and electrodynamic properties of hard-soft Sr0.5Ba0.5Eu0.01Fe12O19/NixCuyZnwFe2O4 nanocomposites, Journal of Material Research and Technology, Vol. 15, pp. 1416-1429, Nov 2021.

  https://www.sciencedirect.com/science/article/pii/S2238785421009625
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•    S. Gaya, S.I. Sheikh et al “Multiple-input-multiple-output antenna with pattern reconfigurable and correlation reduction for WLAB application”, Engineering Reports, pp 1-15, September 2020. https://onlinelibrary.wiley.com/doi/full/10.1002/eng2.12272

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• S. I. M. Sheikh, E. Hassan, J. Iqbal, H. Attia, “Novel Solution for Multi-Phase Semi-Cylindrical Capacitive Sensors”, IEEE ACCESS, Vol. 7, pp 116342-116347, DOI (identifier) 10.1109/ACCESS.2019.2936299, August 2019. https://ieeexplore.ieee.org/document/8805314

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• M.A. Meriche, H, Attia, A. Messai, Sheikh S. I. M, “Directive Wideband Cavity Antenna with Single Layer Meta-Superstrate”, IEEE Antennas and Wireless Propagation Letters (IEEE-AWPL), DOI 10.1109/TIM.2019.2909941, April 2019. https://ieeexplore.ieee.org/document/8770090

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• S. I. M. Sheikh, E. Hassan, J. Iqbal, “Capacitance Based Monitoring of a Three-phase Crude-Oil Flow”, IEEE Transactions on Instrumentation and Measurement (IEEE-TIM), pp. 1, DOI (identifier) 10.1109/LAWP.2019.2929579, July 2019. https://ieeexplore.ieee.org/document/8685200

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• H. M. Afzal, S. I. M. Sheikh, M. A. Al-Harthi, “Microwave radiations effect on electrical and mechanical properties of poly (vinyl alcohol) and PVA/graphene nanocomposites”, Surfaces and Interfaces, Vol. 13, pp. 65-78, December 2018. https://www.sciencedirect.com/science/article/abs/pii/S2468023018300968 

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•      Sheikh Sharif I. Mitu, A. M. AlGarni , H.A. Ragheb, E. Hassan, ” 3D Beam Scan Using Ferrite Loaded Circular Waveguide Antenna”  IEEE Antennas and Wireless Propagation Letters (IEEE-AWPL), ISSN: 1536-1225, 2017.  https://ieeexplore.ieee.org/document/7727950

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• Sheikh Sharif I. Mitu, A. M. AlGarni and H.A. Ragheb, ” Radiation Characteristics of Circular Waveguide antenna Loaded with Ferrite Rod” , IET Microwaves, Antennas & Propagation, ISSN 1751-8725 , Vol. 10, No. 7, pp. 797–801, 2016

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• Sheikh Sharif I. Mitu and Farooq Sultan, ”Superstrate-Based Beam Scanning of a Fabry-Perot Cavity Antenna”, IEEE Antennas and Wireless Propagation Letters (IEEE-AWPL), ISSN: 1536-1225, Vol.15, pp. 1187-1190, 2016

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• Sheikh Sharif I. Mitu and Farooq Sultan, ”Size Reduced Array Antenna with Enhanced Directivity”, The Applied Computational Electromagnetics Society (ACES) Journal, ISSN: 1054-4887, Article ID 20141143, February 2015.

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• E. Khleif, H. Ragheb and S. Sharif Iqbal, ”Broaqdband Cyoindrical Corner Reflector for 2.4 GHz WiFi Base Station Application”, IJEET, Vol. 6, No. 1, pp. 72-7, January 2015.

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• Sheikh Sharif I. Mitu and Farooq Sultan,” Beam Scanning Properties of a Ferrite Loaded Microstrip Patch Antenna”, International Journal of Antennas and Propagation (IJAP), ISSN: 1687-5869, Article ID 697409, July 2014.

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• Y. S. Faouri, H. A. Ragheb, and Sheikh Sharif I. Mitu, "Cutoff Properties of a Circular Waveguide Loaded with Two Eccentric Dielectric Cylinders” Accepted for publication, Electromagnetics, ISSN 0272-6343, September 2014.

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• Sheikh S. I. M. etal."Directive Stacked Patch Antenna for UWB Applications”, International Journal of Antennas and Propagation
  ISSN: 1687-5869, Article ID 389571, pp 6, November 2013.

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• Sheikh S. I. M. etal."Aperture Stacked Microstrip equal/unequal Power DividerDesign of Simple CVTL Bandstop Filter", Microwave and Optical Technology Letters (MOTL), ISSN: 0895-2477, Accepted (MOP-11-0650), October, 2011.

• M. Sharawi, Sheikh S. I. etal."An 800 MHz 2x1 Compact MIMO Antenna System for LTE Handsets," IEEE-Transactions on Antennas and Propagation (AP), Accepted in January 2011.

• E. Hassan, Sheikh S. I. etal."Design of Simple CVTL Bandstop Filter", Microwave and Optical Technology Letters (MOTL), ISSN: 0895-2477, Accepted for publication (MOP-10-0496), September 2010.

• Sheikh S. I. etal., “A Miicrowave Technique for Detecting Water Deposits in an Air Flow Pipelines”, Applied Computational Electromagnetic Society (ACES) Journal, ISSN: 1054-4887, Vol. 25, No.7, July, 2010

• Sheikh S. I. etal."Analogue/Digital Ferrite Phase Shifter for Phased Array Antennas”, IEEE-Antennas and Wireless Propagation Letters (AWPL), ISSN: 1536-1225, Vol. 9, April, 2010

• Sheikh S. I. and Mir Riyaz Ali, “Beam Squint using Integrated Gyrotropic Phase Shifter", Applied Computational Electromagnetic Society Journal, ISSN: 1054-4887, Vol. 23, No. 2, June 2008.

Download [Abstract (PDF)] or [Abstract (Word)] and [Full paper]

• Sheikh S. I., Al-Quraish K., Ragheb H.A and Babelli I. “Simple Microwave Method for Detecting Water Holdup”, Accepted in Microwave and Optical Technology Letters (MOTL), ISSN: 0895-2477, Vol. 50, No. 2, pp. 354-355, February 2008.

  Download [Abstract (PDF)] or [Abstract (Word)] and [Full paper]

• Sheikh S. I. and Al-Quraish K. “Theoretical Analysis of Magnetically switchable shorted patch antenna", ELECTROMAGNETICS, ISSN: 0272-6343, Vol. 27, No. 8, pp. 545-551, 2007.

  Download [Abstract (PDF)] or [Abstract (Word)] and [Full paper]

• Sheikh S.I. etall, "Performance of Cavity Backed Inverted Microstrip Broadband Antenna", Indian Journal of Radio & Space Physics, ISSN: 0367-8393, Vol 35, pp. 54-58, February 2006.

  Download [Abstract (PDF)] or [Abstract (Word)] and [Full paper]

• Sheikh S.I. and M.M Dawoud., “Predicted performance of Magnetized Semiconductor Phase Shifters for Millimeter-wave Microstrip Array Antennas”, IEEE Microwave and Wireless Components Letters (MWCL), ISSN 1531-1309, Vol. 15, No. 11, pp. 790-792, Nov. 2005.

  Download [Abstract (PDF)] or [Abstract (Word)] and [Full paper] 

• Sheikh S.I., Guha D. and Siddique J. Y., “Performance of Compact Integratable Broadband Antenna”, Electromagnetics, will appear in Vol. 25, No. 4,  2005.

  Download [Abstract] or [Abstract (Word)] and [Full paper]

• Guha D., Siddique J. Y. and Sheikh S.I., “Studies of Field Coupling between Stacked Microstrip Patch Resonators and Design of Broadband Radiators", Scientific Journal of FACTS UNIVERSITATIS: Series of Mechanics, Aromatic Control and Robotics , Vol. 3, No. 15, pp. 1121-1125, 2003.

  Download [Abstract (PDF)] or [Abstract (Word)] and [Full paper]

• Sheikh S.I., “Novel Semiconductor Phase Shifter for Millimeter-Wave Devices”, Microwave and Optical Technology Letters (MOTL), Vol. 39, No.4, November, 2003.

  Download [Abstract (PDF)] or [Abstract (Word)] and [Full paper]

• Sheikh S. I., " Millimeter-wave Semiconductor Two Port Network at 77K". International Journal for Applied Electromagnteics (IAJEM), 11 (2000), pp. 117-126.

  Download [Abstract] or [Abstract (Word)] and [Full paper]

• Sheikh S.I., Gibson A.P.P. and Dillon B.M., “Split Frequencies in Planar Axisymmetric Gyroelectric Resonators”, IEEE Trans. on Microwave Theory and Techniques (MTT), Vol. 46, No. 1, pp 62-69, January 1998.

  Download [Abstract] and [Full paper]

• Gibson A.P.P., Sheikh S.I. and Dillon B.M., “Material Independent Design Charts for Circular Ferrite Devices”, International Journal of Electronics (IJE), Vol. 82, No. 4, pp 427-438, 1997.

  Download [Abstract] and [Full paper]

• Dillon B.M., Gibson A.P.P. and Sheikh S.I., “An Improved Approximation for Effective Permeability in Microwave Ferrites”, IEE Proceedings (part H), Vol. 143, No. 5, pp 444-446, October, 1996.

  Download [Abstract] and [Full paper]

• Sheikh S.I., Gibson A.P.P. and Dillon B.M., “Frequency/Bias-field Mode Charts for Gyrotropic Waveguides”, Microwave and Optical Technology Letters, Vol. 10, No. 4, pp 201-204, 1995.

  Download [Abstract] and [Full paper]

• Gibson A.P.P., Davis L.E. and Sheikh S.I., “Duality's in Circular Gyrotropic Disks and Waveguides”, Electromagnetics, Vol. 15, No. 6, pp 615-629, 1995.

  Download [Abstract] and [Full paper]

• Gibson A.P.P., Dillon B.M. and Sheikh S.I., “Applied Field/Frequency Response of Planar Gyromagnetic Disks”, International Journal of Electronics, Vol. 76, No. 6, pp 1073-1081, 1994.

  Download [Abstract] and [Full paper]

• O. Sokunbi, H. Attia, S. I. M. Sheikh, “Microstrip Antenna Array with Reduced Mutual Coupling Using Slotted-Ring EBG Structure for 5G Applications”, IEEE International Symposium on Antenna and Propagation (APS), Atlanta, 7-12 July 2019

• S. Gaya, H. Attia, A. Mahmoud, M. Sharawi, S. I. M. Sheikh, “A Yagi-Uda Pattern Reconfigurable Antenna for WiMAX Application”, IEEE International Symposium on Antenna and Propagation (APS), Atlanta, 7-12 July 2019

• A. Hamza, H. Attia, Sheikh Sharif I. Mitu etal, “Optimization of an Adaptive Antenna Array Excitations Employing Genetic Algorithm”, IEEE International Symposium on Antenna and Propagation (APS), Atlanta, 7-12 July 2019

• Essam E. Hassan, Iqbal S., S. I. M. Sheikh, “Novel Metering System of a Three-phase Oil Flow in Horizontal Pipeline”, IEEE MTT Texas Symposium on Wireless & Microwave Circuits & Systems, Texas, USA, 4-6 April, 2018

• S. I. M.  Sheikh and M. Ullah, “Simulation model to predict EM scattering due to different parameters of Dust/Sand storms”, 2018 International Applied Computational Electromagnetic Society (ACES) symposium, Denver, USA, 25-29 March, 2018

• Forhad Hossain and Sharif I. M. Sheikh,” Microstrip Patch Resonator for Detecting Red Palm Weevil Infestation in Date Palm Trees”, 9^th Annual KFUPM Students Scientific Forum 1^st May, 2018, KSA

• Mahfuz U. and Sheikh S.I.M., "Simulation model to predict EM scattering due to different parameters of Dust/Sand storms", International Applied Computational Electromagnetics Society Symposium (ACES), Colorado, USA, 24-29 March 2018

• Mousa Al-Omari and Sheikh Sharif I. Mitu “Pattern Reconfigurable Magnetic-Metamaterial- based Microstrip Antenna”, 2017 International Conference on Electrical and Computing Technologies and Applications (ICECTA), UAE. 21-23 November 2017

• M. H. Shamim and S. I. Sheikh "Analysis of graphene and graphene-copper hybrid nano-antenna for terahertz range wireless communication", 9th IEEE-GCC Conference and Exhibition (GCCCE), Bahrain, 8-11 May 2017

• E. Alkhazraji and S. I. Sheikh "Resonance Characteristics and Tunability of Calcium Vanadium Garnets as Ferrite Resonator Antennas", 9th IEEE-GCC Conference and Exhibition (GCCCE), Bahrain, 8-11 May, 2017

• Mousa Al-Omari and Sheikh Sharif I. Mitu “Novel Magnetically Tunable Microstrip Antenna”, Collaborative Conference on 3D and Materials Research (CC3DMR), Seoul, Korea, 20-24 June, 2016

• Sheikh Sharif I. Mitu, Al-Garni A. M. and Ragheb H. A “Beam Steering Using Ferrite Loaded Circular Waveguide Antenna”, 10^th Loughborough Antenna and Propagation Conference (LAPC), England, 10-11 November, 2014

• Sheikh Sharif I. Mitu, Al-Garni A. M. and Ragheb H. A “Beam Steering Using Ferrite Loaded Circular Waveguide Antenna”, 10^th Loughborough Antenna and Propagation Conference (LAPC), England, 10-11 November, 2014.

• Sheikh Sharif I. Mitu, Hussain R., Johar, U. M., Hassan E. M. and Dawoud M. M “Directive Enhancement through Superdirective Array Function”, 3rd Asia-Pacific Conference on Antennas and Propagation, China, 26-28 July, 2014 (withdrawn)

• Farooq Sultan and Sheikh Sharif I. Mitu “SRR Embedded Ferrite Superstrate Based Beam Scanning of 10 GHz Single Microstrip Patch Antenna”, Asia Pacific Microwave Conference (APMC), Japan, 4-7 November, 2014 (withdrawn)

• Sultan F. and Sheikh S. I. M., "Beam Scannable Microstrip Patch Antenna", IEEE International Workshop on Antenna Technology (iWAT), Austrilia, 4-6 March, 2014.

• Khleif, E. F.; Ragheb, H. A., Sheikh S. I. M. "Modified Corner Reflector Antenna fed by a Printed Dipole on a Quarter Cylindrical Substrate", The 2nd Advanced Electromagnetics Symposium, Sharjah - United Arab Emirates, March 19 – 22, 2013.

• Sheikh S. I. M.; Hussain R.; Johar, U.; Hassan E.; Dawoud M., "Directive Enhancement through Superdirective Array Function", IEEE International Conference on Space Science and Communication, Malaysia, 1-3 July, 2013.

• Farooq S. and Hussain R., Sheikh S. I., "Design of a reduced size 7-patch antenna array with FSS based directivity enhancement", 2013 IEEE International Symposium on Phased Array Systems and Technology, Massachusetts, USA, 15-18 October 2013.

• M.Umar Khan, Sheikh S. Iqbal, "A Broadband 1x4 Power Divider with Improved Phase balance", 3rd Saudi Scientific Conference, Saudi Arabia, pp. 53, May 2012.

• Sheikh S. I., S. L. Taiwo, and M. Sharawi  " Aperture coupled 4-layer 4-way Power Divider", 13th International Symposium on Microwave and Optical Technology (ISMOT),  Prague, Czech Re public, pp 20-23, June 2011.

• Sharawi, M.S., Yanal S. Faouri , Sheikh S. I. M.,, "Design and Fabrication of a Dual Electrically Small MIMO Antenna System for 4G Terminals”, IEEE 6th German Microwave Symposium (GeMIC 2011), Darmstadt - Germany, March 2011

• M. Sharawi, F. Yanal, Sheikh S. I.., ", "Design of an Electrically Small Meander Antenna for LTE Mobile Terminals in the 800 MHz Band” , IEEE GCC Conference and Exhibition, 19-22 February 2011..

• M. Sharawi, F. Yanal, Sheikh S. I.., ", "Design and Fabrication of a Dual Electrically Small MIMO Antenna System for 4G Terminals”, IEEE German Microwave Conference (GeMIC), 14-16 March 2011.

• Sheikh S. I. et al., "Multilayer Unequal Microstrip Power Divider", Proceedings of 2010 IEEE International Symposium on Antennas and Propagation (APS), ISSN 1522-3965,  Toronto, Canada 11-17 July (2010),pp 1-4pp 1-4

• Sheikh S. I. et al., "Aperture coupled Phased Array with Novel Phase Shifter", Proceedings of Progress in Electromagnetic Research Symposium (PIERS'10), Cambridge USA, 5-8 July, pp 346, 2010.

• Sheikh S. I. et al.,"Aperture Coupled multilayer Microstrip Power Divider", Proceedings of  Progress in Electromagnetic Research Symposium (PIERS'10), Cambridge USA, 5-8 July, pp 443, 2010.

• Sheikh S. I. et al. "Events of IET Saudi Network", IET volunteers conference, Savoy Place, London, 21-23 March, 2010

• Sheikh S. I. et al., "Design of Novel Tunable Phase Shifter", Proceedings of  Progress in Electromagnetic Research Symposium (PIERS'09), Moscow, 18-21, pp 857, 2009.

• Sheikh S. I., Al-Shahrani, S. M. and Johar U, "24 GHz Active Phased Array Antenna for Microwave Sensors", Proceedings of  7^th International Conference on Electronics, Hardware, Wireless and Optical Communication (EHAC'09), ISSN:1790-5117, Cambridge UK, 21-23, 2009.

• Sheikh S. I. "Activities of IET Saudi Arabian Network", IET volunteers conference, Savoy Place, London, 23-26 May, 2009.

• Sheikh S. I..et al., "Development of 8086 Microprocessor Course for Web" Proceedings of  5et al., "Development of 8086 Microprocessor Course for Web" Proceedings of  5^th Saudi Technical Conference, Riyadh, 11-14 January, 2009.

• Sheikh S. I., “Simulation of Novel Gyrotropic Semiconductor Phase-shifters for Wireless Communication Devices", Comsol Users Conference, Al-Khobar, KSA, 12-13 January, 2009

• Sheikh S. I. and Dawoud M.M., “Circularly Polarized Microstrip Ferrite Phase-shifter with Uneven Excitation ", Proceedings of  Progress in Electromagnetic Research Symposium (PIERS'08), Cambridge USA, 2-6, pp 172, 2008.

• Sheikh S. I. and Ali M.R., “'Beam Scanning Using Integrated Microstrip Ferrite Phase shifter”, Proceedings of 23^rd Progress in Applied Computational Electromagnetics conference, Italy, pp.1746-1749, 2007.  Download [Abstract (PDF)] or [Abstract (word)] and [Full paper]

• Sheikh S.I..,"Integrated Gyrotropic Feed Network for Microstrip Phased Array Antennas", Progress In Electromagnetic Research Symposium (PIERS), Tokyo, Japan, August (2006), pp. 363-365.   Download [Abstract (PDF)] or [Abstract (word)] and [Full paper]

• Sheikh S.I., et all "Effect of Cavity enclosure on the resonance characteristics of an inverted microstrip stacked patch antenna”, Asia-Pacific Microwave Conference (APMC 2004), New Delhi, India, December (2004), pp. 15-18. 

  Download [Abstract (PDF)] or [Abstract (word)] and [Full paper]

• Siddique J., Guha D. and Sheikh S.I., "Input Impedance Behavior of Coax-fed Microstrip Stacked Antenna”, accepted in International Conference on Communication, Devices and Intelligent Systems (CODIS 2004), India, January (2004), pp. 220-223.

  Download [Abstract (PDF)] or [Abstract (word)] and [Full paper]

• Sheikh S.I. and Siddique J., "Internet/Intranet Based Engineering Education" 3^rd Forum on Engineering Education Building Partnership with Government , Industry and Society”, University of Sharjah, United Arab Emirates,  October 14 -15, 2003.

  Download [Abstract (PDF)] or [Abstract (word)] and [Full paper]

• Guha D., Siddique J. and Sheikh S.I., " Studies of Field Coupling Between Stacked Microstrip Patch Resonators and Design of Broadband Radiators”, The 6^th International Symposium on Nonlinear Mechanics - Nonlinear Science and Applications (ISNM NSA), Yugoslavia, 2003.

  Download [Abstract (PDF)] or [Abstract (word)] and [Full paper]

• Sheikh S.I., Siddique J., Guha D. , "Simple Design of a Compact Broadband Microstrip Antenna for Mobile Communication” IEEE Antenna and Propagation Symposium Digest (IEEE-APS), Vol. 2, pp. 288-291, USA, June 2003.

  Download [Abstract (PDF)] or [Abstract (word)] and [Full paper]

• Sheikh S.I.., Siddique J. and Guha D. , "Stacked Patch Antenna for Dual Band Operation” IEEE GCC Conference Digest, pp., Bahrain, 13-14 May 2003. 

  Download [Abstract (PDF)] or [Abstract (word)] and [Full paper]

• Sheikh S.ISheikh S.I. and Junaid S.and Junaid S.,"Web Based Engineering Education" 6th Saudi Engineering Conference, Dhahran Saudi Arabia, October 2002."Web Based Engineering Education" 6th Saudi Engineering Conference, Dhahran Saudi Arabia, October 2002.

• Sheikh S.I. and Junaid S.and Junaid S., "Internet Based Higher Education" 4^th IEEE (KSA) Workshop on Information and Computer Science, King Fahd University of Petroleum and Minerals, Saudi Arabia, March 17-28, 2002.

• Sheikh S.I. and Gibson A., "Millimeter-wave Semiconductor Phase shifters at 77K" 11th International Conference on Antennas and Propagation (ICAP), UK, April 17-24, 2001 (Besttantenna paperantenna paper)

  Download [Abstract (PDF)] or [Abstract (word)] and [Full paper]

• Sheikh S.I.,,“Internet Based Higher Education in Bangladesh” Accepted in International conference on Technology Transfer, Bangladesh,  December 23-24, 2000.“Internet Based Higher Education in Bangladesh” Accepted in International conference on Technology Transfer, Bangladesh,  December 23-24, 2000.

• Sheikh S.I., “Bias-field frequency characteristics of Millimeter wave semiconductor resonator at 77oK” International Conference on Microwave and Millimeter Wave Technology (ICMMT 2000), China, pp. 514, 14-16 September 2000.

  Download [Abstract  (PDF)] or [Abstract (word)] and [Full paper]

• Sheikh S.I. and Dawoud M., “Novel Semiconductor Phase Shifters for Phased-Array Antennas”, 7th Annual IEEE Technical Exchange Meeting, King Fahd University of Petroleum and Minerals, Saudi Arabia, pp18-19, April 2000.

  Download [Abstract] and [Full paper]

• Sheikh S.I.,,“Magnetized Ferrite-Semiconductor Composite Resonator in Micro/Millimetric wave Communication”“Magnetized Ferrite-Semiconductor Composite Resonator in Micro/Millimetric wave Communication” Progress in Electromagnetic Research Symposium (PIERS 1999), Taiwan, pp.100-101, 22-26 March 1999.

  Download [Abstract] and [Full paper]

• Sheikh S.I., “Semiconductor Junction Circulators”, 5th Annual IEEE Technical Exchange Meeting, KFUPM, Dhahran, pp 36-39, May 1998.

  Download [Abstract] and [Full paper]

• Sheikh S.I.,,Gibson A.P.P. and Dillon B.M., “Bias-field/Frequency Design Charts for Composite Gyrotropic Resonators”,Gibson A.P.P. and Dillon B.M., “Bias-field/Frequency Design Charts for Composite Gyrotropic Resonators”, IEEE MTT Symposium, USA, pp th-3f-16, June 1996.

  Download [Abstract] and [Full paper]

• Sheikh S.I.,,Arnaut L.R., Gibson A.A.P. and Chowdhury D.H., “Modal Behavior of Non-reciprocal Semiconductor Ring ResonatorsArnaut L.R., Gibson A.A.P. and Chowdhury D.H., “Modal Behavior of Non-reciprocal Semiconductor Ring Resonators”, Progress in Electromagnetic Research Symposium, Austria, 8-12 July 1996.

  Download [Abstract] and [Full paper]

• Chowdhury D.H., Truscott W.S. and Sheikh S.I., “Effect of Fabrication Process Optimization of novel multiquantumwell APD's”, IEE and IOP joint colloquium on Laboratory-scale Electronic Device Fabrication, England, 23-25 April 1996.

  Download [Abstract] and [Full paper]

• Arnaut L.R. and Sheikh S.I., “Effect of Host Medium Losses and Inter-Particle coupling on the Effective Medium Parameters of Helix-Based Chiral Bianisotropic Media”, Progress in Electromagnetic Research Symposium, Austria, July 1996.

  Download [Abstract] and [Full paper]

• Gibson A.P.P., Sheikh S.I. and Davis L.E., “Tunable Cavity Resonator Waveguide Filters”, Information Technology and Applications Conference, UK, pp 100-104, 2-3 April 1994.

  Download [Abstract] and [Full paper]

• Sheikh S.I.,,Gibson A.A.P. and Davis L.E., “Cut-off Characteristic of Circular Gyrotropic Waveguides with Electric and Magnetic Walls”, Poster Paper inGibson A.A.P. and Davis L.E., “Cut-off Characteristic of Circular Gyrotropic Waveguides with Electric and Magnetic Walls”, Poster Paper in 18th Automated RF and Microwave Measurement Society Conference, UK, April 6-7 1993.

  Download [Abstract] and [Full paper]

Patents and Published Technical Reports

• Sheikh S. I. Mitu, Al-Garni A. M. and Ragheb H. A., “Ferrite Loaded Circular Waveguide Antenna for 3D Scanning” U.S. Patent No. US20160329637, U.S. Patent and Trademark Office (USPTO), November 2018.

• Sheikh Sharif I. Mitu, Farooq Sultan and Raj Mittra, “Ferrite-Loaded, Fabry-Perot Cavity Antenna”, U.S. Patent No. US9035843, U.S. Patent and Trademark Office (USPTO), May 2015.

• Sheikh S. I. (PI), Ragheb H. A. (CI), ‘Design of a Directive Ferrite Loaded Waveguide Antenna for Multi-directional Beam Steering’, Published Final reports, SABIC funded project (SB 111014), February 2015.

• Qureshi K.K. (PI), Sheikh S. I (Co), ‘’Development of all optical logic devices using injection locking technique in DFB lasers, Published Final Report, KFUPM funded project (FT- 121004), February 2015.

• Sheikh S. I. (PI), Qureshi K. (CI), ‘A Novel Phase Shifter-less Beam Scanning Technique using Engineered Gyrotropic Superstrate’, Published Final Report, SABIC funded project (SB-121005), November 2014.

• Hassan E. (PI), Sheikh S. I. (CI) and Umar J. (CI)., ‘Design of Active 24-GHz Microstrip linear phased array ant. for microwave sensors’, Published Final Report, KACST funded project (AT 29-104), October, 2014.

• Sheikh S. I. (PI) and Sharawi S.M. (CI)., ‘Design and implementation of Aperture Stacked Microwtrip Power Splitter for Microwave Communication Systems’, Published Final Report, KFUPM funded project (FT-00013), Oct., 2011.

• Sharawi S.M. (PI) and Sheikh S. I. (CI)., ‘Design or Antenna Arrays for Long Term Evolution (LTE) Handsets’, Published Final Report, SABIC funded project (SB-100009), September, 2011.

• Essam E.H. (PI) and Sheikh S. I. (CI)., ‘Design of Microwave Filters Using Continuously Varying Transmission Lines’’, Published Final Report, SABIC funded project (SB-080010), March, 2010.

• Sheikh S. I. (PI), Saad Al-Sharani (CI) and Umar Johar (CI)., ‘Design of Active 24-GHz Microstrip linear phased array ant. for microwave sensors’, Published Final report, KFUPM funded project (IN-07-0345), Dec, 2009

• Sheikh S. I..and Dawoud M.M., ‘Circularly Polarized Planar Semi. Phase Shifters for Phased Array Antennas’,and Dawoud M.M., ‘Circularly Polarized Planar Semi. Phase Shifters for Phased Array Antennas’, Published Final report, KFUPM funded project (FT-07-0029), November, 2008.

• Sheikh S. I..and Dawoud M.M., ‘Novel Millimeter wave semiconductor phase shifters and its application in phased array antennas’,and Dawoud M.M., ‘Novel Millimeter wave semiconductor phase shifters and its application in phased array antennas’, Published Final report, KFUPM funded project (FT-2001/02), January, 2004.

• Mohandes, M., Sheikh S. I.,, et al, ‘Online Course Development for Digital System Engineering (EE 390) course’,et al, ‘Online Course Development for Digital System Engineering (EE 390) course’, Published Final report, KFUPM funded project, October, 2007

• Title: ‘Measuring the Water-level in the Oil Transmission Pipes using EM-waves ’, Funded By: Schlumberger Dhahran Center for Carbonate Research KSA, Responsibility: Co-investigator, Date Started: October 2005, Date Completed: January 2007.

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  Titlee: ‘Novel Millimeter Wave Semiconductor Phase Shifters and Its Application in Phased Array Antennas’, Funded By: Fast Track Research Grants, KFUPM, KSA, Responsibility: Principal Investigator, Budget: SAR 70,000, Date Started: October 2002, Date Completed: May 2004.

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