Ramahi, Omar
A metasurface for conversion of electromagnetic radiation to DC, Mohamed El Badawe, Thamer S Almoneef, Omar M Ramahi. AIP Advances 7 (3), pp. 035112 (2017/3)
Electromagnetic Energy Harvesting Using Full-Wave Rectification, Faruk Erkmen, Thamer S Almoneef, Omar M Ramahi. IEEE Transactions on Microwave Theory and Techniques 65 (5), pp. 1843-1851 (2017/5)
Balanced full-wave rectenna for electromagnetic energy harvesting, Faruk Erkmen, Thamer S Almoneef, Omar M Ramahi. 2017 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, pp. 1081-1082 (2017/7/9)
A planar dipole array with high-permittivity superstrate for efficient electromagnetic wireless energy harvesting, Ahmed Z Ashoor, Omar M Ramahi. 2017 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, pp. 2035-2036 (2017/7/9)
Tightly coupled antennas for low cost and highly efficient energy harvesters, Thamer S Almoneef, Faruk Erkmen, Omar M Ramahi. 2017 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, pp. 2029-2030 (2017/7/9)
A planar dipole array surface for electromagnetic energy harvesting and wireless power transfer, Ahmed Z Ashoor, Thamer S Almoneef, Omar M Ramahi. IEEE Transactions on Microwave Theory and Techniques (2017/9/21)
Harvesting the Energy of Multi-Polarized Electromagnetic Waves, Thamer S Almoneef, Faruk Erkmen, Omar M Ramahi. Scientific reports 7 (1), pp. 14656 (2017/11/7)
Almoneef, T. S., Sun, H., & Ramahi, O. M. (2016). A 3-D folded dipole antenna array for far-field electromagnetic energy transfer. IEEE Antennas and Wireless Propagation Letters, 15, 1406-1409.
Alzoubi, K., Alguraan, Z., & Ramahi, O. M. (2016). Portable Automated Oxygen Administration System for hypoxaemic patients. SpringerPlus, 5(1), 470.
Ramahi, O. (2016, March). Metasurfaces for Far-Field Wireless Power Transfer and Energy Harvesting. In Qatar Foundation Annual Research Conference Proceedings (Vol. 2016, No. 1, p. EEPP3120). Qatar: HBKU Press.
Moomen, A., Ali, A., & Ramahi, O. M. (2016). Reducing Sweeping Frequencies in Microwave NDT Employing Machine Learning Feature Selection. Sensors, 16(4), 559.
Ali, A., Hu, B., & Ramahi, O. (2015). Intelligent detection of cracks in metallic surfaces using a waveguide sensor loaded with metamaterial elements. Sensors, 15(5), 11402-11416.
Ruphuy, M., Siddiqui, O., & Ramahi, O. M. (2015). Electrically thin flat lenses and reflectors. JOSA A, 32(9), 1700-1706.
Ashoor, A. Z., & Ramahi, O. M. (2015). Dielectric resonator antenna arrays for microwave energy harvesting and far-field wireless power transfer. Progress In Electromagnetics Research C, 59, 89-99.
Tao, B., Sun, H., & Ramahi, O. M. (2015). RFID Tag Antenna for Metallic or Non-Metallic Surfaces. Progress In Electromagnetics Research C, 59, 51-57.
T. Almoneef and O. M. Ramahi, "Split-ring resonator arrays for electromagnetic energy harvesting," Progress In Electromagnetics Research B, Vol. 62, 167-180, 2015. Link
Alavikia, B., Almoneef, T. S., & Ramahi, O. M. (2015). Complementary split ring resonator arrays for electromagnetic energy harvesting. Applied Physics Letters, 107(3), 033902.
Alavikia, B., Almoneef, T. S., & Ramahi, O. M. (2015). Wideband resonator arrays for electromagnetic energy harvesting and wireless power transfer. Applied Physics Letters, 107(24), 243902.
Alavikia, B., Kabiri, A., & Ramahi, O. M. (2015). Poynting theorem constraints on the signs of the imaginary parts of the electromagnetic constitutive parameters. JOSA A, 32(4), 522-532.
Alavikia, B., Kabiri, A., & Ramahi, O. M. (2015). Poynting theorem constraints on the signs of the imaginary parts of the electromagnetic constitutive parameters: reply. JOSA A, 32(8), 1566.
AlShareef, M. R., & Ramahi, O. (2015) Extraordinary terahertz transmission through electrically small particles. In SPIE Nanoscience+ Engineering, 9544. International Society for Optics and Photonics.
Ruphuy, M., & Ramahi, O. M. (2015). Analytical models for electrically thin flat lenses and reflectors. JOSA A, 32(4), 507-513.
Tao, H. Sun and O. M. Ramahi, “RFID Tag Antennas for Metallic and non-Metallic Surfaces,” Progress in Electromagnetic Research , Vol. 59, pp. 51–57, 2015.
R. Ramzan, O. Siddiqui, A. Nauroze, and O. M. Ramahi, “A Microstrip Probe Based on Electromagnetic Energy Tunneling for Extremely Small and Arbitrarily Shaped Dielectric Samples,” IEEE Antennas and Propagation Waves Letters, Vol. 14, pp. 1554-1556, 2015.
M.Ruphuy, O. Siddiqui and O. M. Ramahi, “Flat Lenses and Reflectors,” Journal of the Optical Society of America A, Vol. 32, No. 9, pp. 1700-1706, Sept. 2015.Alavikia, T. Almoneef and O. M. Ramahi, “Complementary Split Ring Resonator Arrays for Electromagnetic Energy Harvesting,” Applied Physics Letters, Vol. 107, pp. 033902-5, July 2015.
Alavikia, A. Kabiri and O. M. Ramahi, “Poynting Theorem Constraints on the Signs of the Imaginary Parts of the Electromagnetic Constitutive Parameters: Reply to Comment,” Journal of the Optical Society of America A, Vol. 32, No. 8, pp. 1566-01, August 2015.
Almoneef and O. M. Ramahi, “Metamaterial Electromagnetic Energy Harvester with Near Unity Efficiency,” Applied Physics Letters, Vol. 106, pp. 153902-4, April 2015 .(APL Editor’s Pick; featured in APL press release that was covered by 14 technology news outlets around the world; most read article in APL for the month of May 2015).
Ali, B. Hu and O. M. Ramahi, “Intelligent Detection of Cracks in Metallic Surfaces using Waveguide Sensor Loaded with Metamaterial Elements,” Sensors, Vol. 15, No. 5, pp. 11402-11416, May 2015.
Siddiqui, M. Kashanianfard and O. M. Ramahi, “Dielectric Sensors Based on Electromagnetic Energy Tunneling,” Sensors, Vol. 15, No. 4, pp. 7844-7856, 2015.
T. Almoneef and O. M. Ramahi, “Split-Ring Resonator Arrays for Electromagnetic Energy Harvesting,” Progress in Electromagnetic Research B, 62, pp. 167–180, 2015.
Alavikia, A. Kabiri, and O. M. Ramahi, “Poynting Theorem Constraints on the Sign of the Imaginary Parts of the Electromagnetic Constitutive Parameters,” Journal of the Optical Society of America A. Vol. 32, No. 4, pp. 522-532, April 2015.
Ruphuy and O. M. Ramahi, “Analytical Models for Electrically Thin Flat Lenses and Reflectors,” Journal of the Optical Society of America A, Vol. 32, No. 4, pp. 507–513, April 2015.
Kabiri and O. M. Ramahi, “Generic Building Blocks for Construction of Artificial Magnetic Media,” Progress in Electromagnetic Research B, Vol. 62, pp. 17–28, 2015.
S. Almoneef and O. M. Ramahi, “A 3-Dimensional Stacked Metamaterial Array for Electromagnetic Energy Harvesting,”Progress in Electromagnetic Research, Vol. 146, pp. 109–115, 2014.
Albishi and O. M. Ramahi, “Detection of Surface and Subsurface Cracks in Metallic and non-Metallic Materials using Complementary Split-Ring Resonator,” Sensors14(10), pp. 19354-19370; Oct. 1, 2014. Available online at doi:10.3390/s141019354.
AlShareef and O. M. Ramahi, “Electrically Small Particles Combining Even- and Odd-Mode Currents for Microwave Energy Harvesting,” Applied Physics Letters. Vol. 104, pp. 253906-4; doi: 10.1063/1.4885776.
Ren, A. Kabiri and O. M. Ramahi, “Detection of Localized Magnetostatic Surface Resonant Spheres,” IEEE Transactions on Magnetics, Vol. 50, No. 10, Oct. 2014.
Alavikia, T. Almoneef and O. M. Ramahi, “Electromagnetic Energy Harvesting using Complementary Split-Ring Resonators,” Applied Physics Letters, Vol. 104, No. 16, pp. 163903-4, 2014.
Hu, Z. Ren, M. S. Boybay and O. M. Ramahi, “Waveguide Probe Loaded with Split Ring Resonators for Crack Detection in Metallic Surfaces,” IEEE Transactions on Microwaves Theory and Techniques, Vol. 62, No. 4, pp. 871-878, April 2014.
Bait-Suwailam, B. Alavikia, and O. M. Ramahi, “Reduction of Electromagnetic Radiation From Apertures and Enclosures Using Electromagnetic Bandgap (EBG) Structures,” in press, IEEE Transactions on Components, Packaging and Manufacturing Technology.
Nayyeri, M. Soleimani and O. M. Ramahi, “A Method to Model Thin Conductive Layers in the Finite-Difference Time-Domain Method,” IEEE Transactions on Electromagnetic Compatibility, Vol. 56, No. 2, pp. 385-392, April 2014.
Alhazmi, F. Aydinoglu, B. Cui, O. M. Ramahi, M. Irannejad, A.Brzezinski and M. Yavuz, “NSTOA-13-RA-108 Comparison of the Effects of Varying of Metal Electrode in Metal-Insulator-Metal Diodes with multi-dielectric layers,” Austin J Nanomed Nanotechnol, Vol. 2, No. 2, pp. 1-4, 2014.
Aydinoglu, M. Alhazmi, B. Cui, O. M. Ramahi, and M. Yavuz, “Higher Performance Metal-Insulator- Metal Diodes using Multiple Insulator Layers,” Austin J Nanomed Nanotechnol, Vol. 1, No. 1, pp. 1-3, 2014
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