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Saughar Jarchi

Associate Professor

Update: 2025-04-24

Saughar Jarchi (Faculty Member)

Technical & Engineering /

Journal Paper

  1. "Terahertz Microstrip Array Antenna with Metasurface Polarization Conversion Using Silicon Dioxide as Dielectric Layer"
    Mona Pourhosseini, Saughar Jarchi, Pejman Rezaei, Zahra Ghattan Kashani
    OPTICAL AND QUANTUM ELECTRONICS, Vol. 56, pp.1-15, 2024
  2. "Amplitude Modulator Design Using Series Graphene Transmission Lines in Terahertz Frequency Band"
    Saughar Jarchi
    IEEE TRANSACTIONS ON NANOTECHNOLOGY, pp.1-6, 2024
  3. "Characteristic Mode Analysis of a Flexible Circularly Polarized UWB Antenna for Wireless Body Area Networks"
    Leila Ghanbari Yosef Abad, Asgar Keshtkar, Saughar Jarchi
    WIRELESS NETWORKS, pp.1-22, 2024
  4. "Multifunctional reconfigurable metasurfaces for manipulation of transmitted wave in THz Band"
    Maryam Mokhayer, Saughar Jarchi, Reza Faraji-Dana
    OPTICAL AND QUANTUM ELECTRONICS, Vol. 56, 2024
  5. "A reconfigurable band-notched wearable super ultra-wideband antenna utilizing a split-ring resonator"
    Leila Ghanbari Yosef Abad, Asgar Keshtkar, Saughar Jarchi
    MICROWAVE AND OPTICAL TECHNOLOGY LETTERS, Vol. 66, pp.1-11, 2024
  6. "Miniaturized meandered ring graphene-metal metasurface with wide angle control on the transmitted wave"
    Maryam Mokhayer, Saughar Jarchi, Reza Faraji-Dana
    AEU-INTERNATIONAL JOURNAL OF ELECTRONICS AND COMMUNICATIONS, Vol. 187, 2024
  7. "A Novel Metamaterial-Inspired UWB and ISM Multiband Antenna for Wireless Communications: Design and Characteristic Mode Analysis"
    Leila Ghanbari Yosef Abad, Asgar Keshtkar, Saughar Jarchi
    Progress In Electromagnetics Research C, Vol. 136, pp.1-12, 2023
  8. "3D metamaterial ultra-wideband absorber for curved surface"
    Mahdi Norozi, Saughar Jarchi, Mohsen Ghaffari?Miab, Meisam Esfandyari, Ali Lalbakhsh, Slawomir Koziel, Sam Reisenfeld, Gholamhosein Moloudian
    Scientific Reports, Vol. 13, pp.1043-1056, 2023
  9. "Designing a Compact Helical Slot Antenna for Multiple Circularly Polarized OAM Modes"
    Ehsan Koohkan, Saughar Jarchi, Ayaz Ghorbani, Mohammad Bod
    IEEE Antennas and Wireless Propagation Letters, Vol. 22, pp.527-530, 2023
  10. "Tunable dielectric resonator antenna with circular polarization and wide bandwidth for terahertz applications"
    Hmidreza Soltanmohammadi, Saughar Jarchi, Arman Soltanmohammadi
    OPTIK, Vol. 287, pp.1-8, 2023
  11. "Fast designing approach for planar graphene filtering leaky-wave antennas"
    Ali Ghajar, Asgar Keshtkar, Saughar Jarchi, Habib Ghorbaninejad
    OPTIK, Vol. 262, 2022
  12. "Multilayer metamaterial graphene sensor with high sensitivity and independent on the incident angle"
    Motahhare Farrokhfar, Saughar Jarchi, Asgar Keshtkar
    OPTIK, Vol. 265, pp.1-11, 2022
  13. "Genetic algorithm design for nonperiodic planar graphene leaky-wave antennas in THz"
    Ali Ghajar, Asgar Keshtkar, Saughar Jarchi, Habib Ghorbaninejad
    INTERNATIONAL JOURNAL OF RF AND MICROWAVE COMPUTER-AIDED ENGINEERING, Vol. 32, pp.1-9, 2022
  14. "Tunable terahertz filter/antenna-sensor using graphene-based metamaterials"
    Meisam Esfandyari, Ali Lalbakhsh, Saughar Jarchi, Mohsen Ghaffari-Miab, Hamideh Noori mahtaj, Roy Simorangkir
    MATERIALS and DESIGN, Vol. 220, pp.1-10, 2022
  15. "Recent and emerging applications of Graphene-based metamaterials in electromagnetics"
    Meisam Esfandyari, Ali Lalbakhsh, Paria Nassirishehni, Saughar Jarchi, Mohsen Ghaffari-Miab, Hamideh Noori mahtaj, Sam Reisenfeld, Mohammad Alibakhshikenari, Slawomir Koziel, Stanislaw Szczepanski
    Road Materials and Pavement Design, Vol. 221, pp.1-12, 2022
  16. "Radiation pattern direction control of THz antenna with applying planar graphene metasurface"
    Saughar Jarchi
    OPTIK, Vol. 243, pp.1-10, 2021
  17. "Enhancing the sensitivity of a transmissive graphene-based plasmonic biosensor"
    Meisam Esfandyari, Saughar Jarchi, Paria Nassirishehni, Mohsen Ghaffari-Miab
    APPLIED OPTICS, Vol. 60, pp.1201-1208, 2021
  18. "Planar metamaterial sensor with graphene elliptical rings in transmission mode"
    Motahhare Farrokhfar, Saughar Jarchi, Asgar Keshtkar
    APPLIED OPTICS, Vol. 60, pp.2434-2440, 2021
  19. "Orbital angular momentum wave generation/detection based on planar multi-slotspiral circularly polarized antenna"
    Ehsan Koohkan, Saughar Jarchi, Ayaz Ghorbani, Mohammad Bod
    MICROWAVE AND OPTICAL TECHNOLOGY LETTERS, Vol. 63, pp.1855-1859, 2021
  20. "Vortex Beam Generation Based on Plasma Reflect- Array Surface at Microwave Frequencies"
    Ehsan Koohkan, Saughar Jarchi, Ayaz Ghorbani, Mohammad Bod
    IEEE TRANSACTIONS ON PLASMA SCIENCE, Vol. 49, pp.2086-2092, 2021
  21. "Complementary Split Ring Resonator Effects on Radiation Pattern Reconfigurable Circular Microstrip Antennas"
    Jafar Fateminasab, Saughar Jarchi, Asgar Keshtkar
    Iranian Journal of Electrical and Electronic Engineering, Vol. 17, 2021
  22. "Low-profile aperture stacked patch antenna for early-stage breast cancer detection applications"
    Mehdi Mehranpour, Saughar Jarchi, Asgar Keshtkar, Ayaz Ghorbani, Ali Araghi, Mohsen Khalily
    INTERNATIONAL JOURNAL OF RF AND MICROWAVE COMPUTER-AIDED ENGINEERING, Vol. 31, pp.22531-22531, 2021
  23. "A novel approach of high-resolution UWB microwave imaging system based on an improved 3D back-projection method for early-stage breast cancer detection applications"
    Mehdi Mehranpour, Saughar Jarchi, A. Ghorbani, Asgar Keshtkar
    International Journal of Microwave and Wireless Technologies, Vol. 13, pp.344-358, 2021
  24. "Compact and wide-band Quasi Yagi-Uda antenna based on periodic grating ground and coupling method in terahertz regime"
    Shima Poorgholam khanjari, Ferdows B. Zarrabi, Saughar Jarchi
    OPTIK, Vol. 203, pp.1-8, 2020
  25. "Robust Breast Cancer Imaging Based on a Hybrid Artifact Suppression Method for Early-Stage Tumor Detection"
    Mehdi Mehranpour, Saughar Jarchi, Asgar Keshtkar, Ayaz Ghorbani, Ali Araghi, Okan Yurduseven, Mohsen Khalily
    IEEE Access, Vol. 8, pp.206790-206805, 2020
  26. "Dual-band, Dynamically Tunable Plasmonic Metamaterial Absorbers Based on Graphene for Terahertz Frequencies"
    Saughar Jarchi, Jalil Rashed-Mohassel, Mehdi Mehranpour
    International Journal of Engineering, Vol. 32, pp.503-509, 2019
  27. "Channel capacity enhancement by adjustable graphene based MIMO antenna in THz band"
    Meisam Esfandyari, Saughar Jarchi, Mohsen Ghaffari-Miab
    OPTICAL AND QUANTUM ELECTRONICS, Vol. 51, pp.1-11, 2019
  28. "Compact and wideband planar loop antenna with microstrip to parallel strip balun feed using metamaterials"
    Shima Poorgholam khanjari, Saughar Jarchi, Mohmoud Mohammad-Taheri
    AEU-INTERNATIONAL JOURNAL OF ELECTRONICS AND COMMUNICATIONS, Vol. 111, pp.152883-152883, 2019
  29. "Miniaturized low-profile antenna based on uniplanar quasi-composite right/left-handed metamaterial"
    , Ali Reza Bayat, Morteza Keshtkar bagheri, Saughar Jarchi
    INTERNATIONAL JOURNAL OF RF AND MICROWAVE COMPUTER-AIDED ENGINEERING, Vol. 29, pp.1-6, 2019
  30. "Study of a Surface Plasmon Resonance Optical Fiber Sensor Based on Periodically Grating and Graphene"
    Meisam Esfandyari, Mahdi Norozi, Pouria Haghdoust, Saughar Jarchi
    Silicon, Vol. 10, pp.2711-2716, 2018
  31. "Compact wideband-printed quasi-Yagi antenna using spiral metamaterial resonator"
    Majid Aeini, Saughar Jarchi, Reza Faraji-Dana
    ELECTRONICS LETTERS, Vol. 53, pp.1393-1394, 2017
  32. "A Planar Layered Ultra-wideband Metamaterial Absorber for Microwave Frequencies"
    Saughar Jarchi, Omid Soltanmohammadi, Jalil Rashed-Mohassel
    International Journal of Engineering, Vol. 30, pp.338-343, 2017
  33. "A broadband ultrathin nonlinear switching metamaterial"
    Ehsan Zarnoosheh Farahani, Saughar Jarchi, Asgar Keshtkar
    Advanced Electromagnetics, Vol. 6, pp.64-70, 2017
  34. "complementary periodic structures for miniaturization of planar antennas"
    Saughar Jarchi, Jalil Rashed-Mohassel, Reza Faraji-Dana, Mahmoud Shahabadi
    International Journal of Engineering, Vol. 28, pp.1463-1468, 2015
  35. "Proximity Effects of a Layered Periodic Structure on Miniaturization of Patch Antennas"
    Saughar Jarchi
    INTERNATIONAL JOURNAL OF RF AND MICROWAVE COMPUTER-AIDED ENGINEERING, Vol. 23, pp.549-558, 2013
  36. ""
    Hamideh Noori mahtaj, Saughar Jarchi, Asgar Keshtkar
    pp.319-327, 2019
  37. "Optimization and Simulation of Polygonal Nano-antennas for Solar Cell"
    Mahsa Alijabbari, Saughar Jarchi, ,
    pp.103-109, 2015

Conference Paper

  1. "Mutual Coupling Reduction in Multiple-Input Multiple-Output Antenna Based on Metamaterial at Low THz Frequency Band"
    Mohamad hosein Aghamohamadi, Saughar Jarchi, Aliakbar Zamani
    The 6th International Conference On Millimeter Wave and Terahertz Technologies (MMWaTT), pp.1-4, 2022
  2. "Reconfigurable Graphene-Based metasurface for THz transmission angle control"
    Maryam Mokhayer, Saughar Jarchi, Reza Faraji-Dana
    The 6th International Conference On Millimeter Wave and Terahertz Technologies (MMWaTT), pp.1-4, 2022
  3. "Adjustable beam antenna using high impedance surface with graphene parts and photonic bandgap for THz applications"
    Hossein Omidi, Saughar Jarchi
    The 6th International Conference On Millimeter Wave and Terahertz Technologies (MMWaTT), pp.1-5, 2022
  4. "A Free-standing Mono-Layer Graphene Metamaterial Sheet as a Tunable Terahertz Absorber"
    Saughar Jarchi
    Annual International Meeting on Low Dimensional Systems RIAPA-LDS2017, 2017
  5. ""
    Mahsa Alijabbari, Saughar Jarchi, Rasoul Seddighi-Bonabi, Kaveh Pasandideh
    Annual International Meeting on Low Dimensional Systems RIAPA-LDS2017, 2017
  6. "Absorption enhancement of spherical nano-shells using graphene substrate for solar cell applications"
    Hamideh Noori mahtaj, Saughar Jarchi, Asgar Keshtkar
    Annual International Meeting on Low Dimensional Systems RIAPA-LDS2017, 2017
  7. "Planar Low VSWR Monopole Antenna for UWB and LTE Communications"
    Leila Ghanbari, Asgar Keshtkar, Sakine Ghanbari, Saughar Jarchi
    Microwave Symposium (MMS) 2016 16th Mediterranean, pp.1-4, 2016
  8. "Low Cost USB-based RF Power Meter for50MHz-9GHz Frequency Band"
    Leila Ghanbari, Saughar Jarchi, Mahdi Farajpour, Mehdi Ahmadi Najafabadi2
    The International Conference on New Researches in Engineering Sciences, pp.1-5, 2016
  9. "Simulation and inspection of some round ended Ag (silver) nano structures effects on extinction cross section"
    Hamideh Noori mahtaj, Saughar Jarchi, Asgar Keshtkar
    Annual International Advanced Schoo lon Low Dimensional Systems (RIAPA-LDS2016), 2016
  10. ""
    Mahsa Alijabbari, Kaveh Pasandideh, Saughar Jarchi, Rasoul Sedighi Bonabi
    Annual International Advanced School on Low Dimensional Systems (RIAPA-LDS2016), 2016
  11. "Ultrathin planar nonlinear switching metamaterial"
    Ehsan Zarnoosheh Farahani, Saughar Jarchi, Asgar Keshtkar
    ICE2015, No 1 , 2015
  12. "Branched nano-dipole for solar energy harvesting"
    Masoud Asgari, Saughar Jarchi
    Annual International RIAPA Meeting on Low Dimensional Systems RAPA-LDS2015, No 1 , pp.23-23, 2015
  13. "Infra-red polygonal nano-antennas for solar cells"
    Mahsa Alijabbari, Saughar Jarchi
    Annual International RIAPA Meeting on Low Dimensional Systems RAPA-LDS2015, No 1 , pp.26-26, 2015
  14. ""
    Shima Poorgholam khanjari, Saughar Jarchi, Mahmood Mohammad-Taheri
    , 2019
  15. "A Planar Dual-Band, Band-pass Filter with High Out-of-Band Rejection Using Metamaterials"
    Saughar Jarchi
    , pp.1-5, 2018
  16. ""
    Mahdi Norozi, Saughar Jarchi, Mohsen Ghafari_Miab
    , 2018
  17. ""
    Atefeh Torabi, Saughar Jarchi, Asgar Keshtkar
    , 2018
  18. ""
    Atefeh Torabi, Saughar Jarchi
    , 2017
  19. "Design of nano absorbers in Terahertz band using Graphene layers"
    Kamal Hamidian, Roxana Bagheri, Saughar Jarchi
    Nano physics and metamaterials, No 1 , pp.244-248, 2015
  20. "Simulation and design of high gain planar antennas using metamaterial layers"
    Mahsa Alijabbari, Farahnaz Mobedi, Saughar Jarchi
    Nano physics and metamaterials, No 1 , pp.288-293, 2015