Conference Proceedings

Student advisees identified by an asterisk      

  1. T. Williamson*, M. Lust*, and N. Ghalichechian, “Novel Ka-Band Phase Shifter Design Based on Vanadium Dioxide Switches for 5G Applications”, 2022 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Denver, CO, July 10-15, 2022.
  2. S. Chen*, M. Lust*, and N. Ghalichechian, “Exploiting Nonlinear Properties of the VO2 in mmWave Antenna-Coupled Sensor”, 2022 Solid-State Sensor, Actuator, and Microsystems Workshop, pp. 1-4, Hilton Head Island, SC, June 5-9, 2022.
  3. J. Ramsey*, K.Q. Henderson* and N. Ghalichechian, “Thermally Actuated Vanadium Dioxide Millimeter Wave Reflectarray”, at The 16th European Conference on Antennas and Propagation (EuCAP), Madrid, Spain, March 27- April 1, 2022, pp. 1-4.c
  4. J. Eichenberger*, J. Dai, S. Wu, R. Zhao, and N. Ghalichechian, “Magnetically Reconfigurable Band-Reject Metasurface Filter,” in USNC-URSI National Radio Science Meeting, Boulder, CO, Jan 4-8, 2022, pp. 176-177.
  5. J. Eichenberger*, J. Dai, S. Wu, R. Zhao, and N. Ghalichechian, “Magnetically Reconfigurable Band-Reject Metasurface Filter”, USNC-URSI National Radio Science Meeting, Boulder, CO, Jan 4-8, 2022.
  6. J. Eichenberger*, N. Ghalichechian, “Novel Slot Array Mechanical Reconfiguration Approach Based on Accordion Structure and Micro-actuator”, IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Singapore, 4-10 December 2021.
  7. J. Ramsey*, K. Henderson, N. Ghalichechian, “Reconfigurable Reflectarray Unit Cell using Vanadium Dioxide”, IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Singapore, 4-10 December 2021.
  8. M. Lust* and N. Ghalichechian, “VO2-Based Reconfigurable Meanderline Polarizer at Ka-band”, IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Singapore, 4-10 December 2021.
  9. K.Q. Henderson* and N. Ghalichechian, “Steerable Reflectarray Using Tunable Height Dielectric for High-Power Applications”, at The 14th European Conference on Antennas and Propagation (EuCAP), Copenhagen, Denmark, March 15-20, 2020. pp. 1-4, doi: 10.23919/EuCAP48036.2020.9135191.
  10. C. Matos*, J. Li*, and N. Ghalichechian, “Robotically Controlled Pattern Measurements of 60 GHz Phased Array Antenna”, 41st Annual Symposium of the Antenna Measurement Techniques Association, San Diego, CA, USA, 2019, pp. 1-2, doi: 10.23919/AMTAP.2019.8906311.
  11. S. Chen*, M. Lust*, and N. Ghalichechian, “A Vanadium Dioxide Microbolometer in the Transition Region for Millimeter Wave Imaging”, IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Atlanta, Georgia, 7-12 July, 2019, pp. 1641-1642, doi: 10.1109/APUSNCURSINRSM.2019.8888891.
  12. K.Q. Henderson* and N. Ghalichechian, “Steerable Spiral Slot Reflectarray at 66 GHz Using Micromachined Movable Silicon Slab”, IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Atlanta, Georgia, 7-12 July, 2019, pp. 1949-1950, doi: 10.1109/APUSNCURSINRSM.2019.8888895.
  13. J. Li* and N. Ghalichechian, “Suspended Highly-efficient On-chip Phased Array Antenna at 60 GHz”, IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Atlanta, Georgia, 7-12 July, 2019. pp. 2195-2196, doi: 10.1109/APUSNCURSINRSM.2019.8888390
  14. K.Q. Zhao*, G. Senger*, and N. Ghalichechian, “3D-Printed Frequency Scanning Slotted Waveguide Array with Wide Band Power divider”, 2019 United States National Committee of URSI National Radio Science Meeting (USNC-URSI NRSM), Boulder, CO, USA, 2019, pp. 1-2, doi: 10.23919/USNC-URSI-NRSM.2019.8712999.
  15. J. Eichenberger*, E. Yetisir, and N. Ghalichechian, “Antipodal UWB Vivaldi Antenna with Pseudoelement and Notched Flares for 2.5-57 GHz Applications”, 2018 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Boston, MA, 2018, pp. 270-1758, doi: 10.1109/APUSNCURSINRSM.2018.8609262.
  16. K.H. Jeong* and N. Ghalichechian, “Design, Fabrication and Measurement of a Millimeter Wave Fresnel Lens using Additive”, 2018 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Boston, MA, 2018, pp. 1879-1880, doi: 10.1109/APUSNCURSINRSM.2018.8608842.
  17. J. Li* and N. Ghalichechian, “A High-gain Large-scanning 60 GHz Via-fed Patch Phased Array Antenna”, 2018 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Boston, MA, 2018, pp. 1701-1702, doi: 10.1109/APUSNCURSINRSM.2018.8608446.
  18. K.Q. Henderson* and N. Ghalichechian, “Metal Only Spiral Slot Reflectarray Element Operating at 66 GHz”, 2018 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Boston, MA, 2018, pp. 1633-1634, doi: 10.1109/APUSNCURSINRSM.2018.8608825.
  19. S. Chen* and N. Ghalichechian “The Design of High-Responsivity Millimeter Wave Imager Using Vanadium Dioxide Microbolometers”, 12th European Conference on Antennas and Propagation (EuCAP 2018), London, 2018, pp. 1-4, doi: 10.1049/cp.2018.0560.
  20. B. Ghassemiparvin and N. Ghalichechian “W-Band True-Time Delay Phase Shifters Using Paraffin Microactuators”, at 12th European Conference on Antennas and Propagation (EuCAP 2018), London, 2018, pp. 1-4, doi: 10.1049/cp.2018.0522.
  21. B. Ghassemiparvin*, and N. Ghalichechian, “Broadband Complex Permittivity Measurement of Paraffin Films at 26 GHz–1 THz Using Time Domain Spectroscopy” 2017 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, San Diego, CA, 2017, pp. 887-888, doi: 10.1109/APUSNCURSINRSM.2017.8072486.
  22. B. Ghassemiparvin*, S. Shah*, and N. Ghalichechian, “Novel Paraffin-based 100-GHz Variable Capacitors for Reconfigurable Antennas,” 2017 11th European Conference on Antennas and Propagation (EUCAP), Paris, 2017, pp. 3506-3510, doi: 10.23919/EuCAP.2017.7928379
  23. K. Keshtkaran* and N. Ghalichechian, “60 GHz Capacitively Probe-Fed Patch Arrays with Suspended Elements,” 2017 11th European Conference on Antennas and Propagation (EUCAP), Paris, 2017, pp. 2511-2513, doi: 10.23919/EuCAP.2017.7928510.
  24. B. Ghassemiparvin* and N. Ghalichechian, “Reconfigurable Millimeter-wave Antennas using Paraffin-Based MEMS Capacitors,” 2016 10th European Conference on Antennas and Propagation (EuCAP), Davos, 2016, pp. 1-4, doi: 10.1109/EuCAP.2016.7481595.
  25. K. Keshtkaran* and N. Ghalichechian, “Suspended 60 GHz Phased Array Antenna With High Efficiency,” 2016 International Workshop on Antenna Technology (iWAT), Cocoa Beach, FL, 2016, pp. 37-39, doi: 10.1109/IWAT.2016.7434794.
  26. B. Ghassemiparvin* and N. Ghalichechian, “Permittivity and Dielectric Loss Measurement of Paraffin for mW and THz Applications,” 2016 International Workshop on Antenna Technology (iWAT), Cocoa Beach, FL, 2016, pp. 48-50, doi: 10.1109/IWAT.2016.7434797.
  27. D. K. Papantonis, E. Yetisir, N. Ghalichechian and J. L. Volakis, “Tunable band rejection in a tightly-coupled array using varactor diodes,” 2016 International Workshop on Antenna Technology (iWAT), Cocoa Beach, FL, 2016, pp. 20-22, doi: 10.1109/IWAT.2016.7434789.
  28. E. Yetisir, N. Ghalichechian, J. Volakis, “Wideband & Wide Angle Scanning Array with Parasitic Superstrate”, 2015 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Vancouver, BC, 2015, pp. 2521-2522, doi: 10.1109/APS.2015.7305649.
  29. D. Papantonis, N. Ghalichechian, J. Volakis, “UWB Arrays With Tunable Band Rejection”, 2015 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Vancouver, BC, 2015, pp. 2277-2278, doi: 10.1109/APS.2015.7305527.
  30. V. Sanphuang, N. Ghalichechian, N. Nahar, J. Volakis, “Bandwidth Reconfigurable THz Filter Employing Phase-Change Material”, 2015 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Vancouver, BC, 2015, pp. 2289-2290, doi: 10.1109/APS.2015.7305533.
  31. D. Papantonis, N. Ghalichechian, J. Volakis, “Reconfigurable Ultra-Wideband Array with Tunable Band Rejection across a 7:1 Bandwidth”, 2015 IEEE MTT-S International Microwave Symposium, Phoenix, AZ, 2015, pp. 1-3, doi: 10.1109/MWSYM.2015.7166828.
  32. L. Chau, J. G. Ho, X. Lan, G. Altvater, R. M. Young, N. El-Hinnawy, D. Nichols, J Volakis, N Ghalichechian., “Optically-controlled GeTe phase change switch and its applications in reconfigurable antenna arrays,” Proceedings of SPIE- The International Society of Optical Engineering, Volume 9479, Baltimore, MD, April 20, 2015, http://dx.doi.org/10.1117/12.2179852.
  33. D. K. Papantonis, M. Novak, N. Ghalichechian and J. L. Volakis, “Low-profile ultra-wideband reconfigurable tightly-coupled arrays,” 2015 9th European Conference on Antennas and Propagation (EuCAP), Lisbon, 2015, pp. 1-4. Electronic ISBN:978-8-8907-0185-6.
  34. V. Sanphuang, N. Ghalichechian, N. Nahar, J. Volakis, “Phase Change Materials for Reconfigurability in THz band,” NAECON 2014 – IEEE National Aerospace and Electronics Conference, Dayton, OH, 2014, pp. 319-320, doi: 10.1109/NAECON.2014.7045827.
  35. V. Sanphuang, N. Ghalichechian, N. Nahar, J. Volakis, “Reconfigurable THz Filters with Integrated Micro-Heater,” 2014 IEEE Antennas and Propagation Society International Symposium (APSURSI), Memphis, TN, 2014, pp. 565-566, doi: 10.1109/APS.2014.6904613.
  36. M.I. Beyaz, M. McCarthy, N. Ghalichechian, and R. Ghodssi, “Photodiode Position Sensors for Integrated Feedback Control of a Long-Range Micropositioner”, Proceedings of the 2008 IEEE Sensors Conference, Lecce, Italy, October 26-29, 2008, http://dx.doi.org/10.1109/icsens.2008.4716563
  37. N. Ghalichechian, M. McCarthy, M. I. Beyaz, and R. Ghodssi, “Measurement and Modeling of Friction in Linear and Rotary Micromotors Supported on Microball Bearings,” proceedings of the 21th IEEE International Conference on Micro Electro Mechanical Systems,” Tuscan, Arizona, Jan 13-17, 2008, http://dx.doi.org/10.1109/memsys.2008.4443704
  38. M. I. Beyaz, N. Ghalichechian, and R. Ghodssi, “Towards an Autonomous Electrostatic Micromotor: Integrated Feedback Control,” proceedings of the 21th IEEE International Conference on Micro Electro Mechanical Systems,” Tuscan, Arizona, Jan 13-17, 2008, http://dx.doi.org/10.1109/memsys.2008.4443698
  39. M. I. Beyaz, N. Ghalichechian, and R. Ghodssi, “Toward Smart Micromachines with Integrated Feedback Control,” International Semiconductor Device Research Symposium (ISRS 2007), College Park, MD, December 11 – 14, 2007, http://dx.doi.org/10.1109/isdrs.2007.4422471
  40. N. Ghalichechian, A. Modafe, M. I. Beyaz, and R. Ghodssi, “A Rotary Micromotor Supported on Microball Bearings,” The 14th International Conference on Solid-State Sensors, Actuators, and Microsystems (Transducers ’07), pp. 1123-1126, Lyon, France, June 10-14, 2007, http://dx.doi.org/10.1109/sensor.2007.4300332
  41. N. Ghalichechian, A. Modafe, M. I. Beyaz, C. M. Waits, and R. Ghodssi, “Design and Fabrication of a Rotary, Electrostatic Micromotor Supported on Microball Bearings,” Sixth International Workshop on Micro and Nanotechnology for Power Generation and Energy Conversion Applications (Power MEMS ’06), pp. 227-230, Berkeley, CA, USA, Nov 29-Dec 1, 2006.
  42. N. Ghalichechian, A. Modafe, A. Frey, J. H. Lang, and R. Ghodssi, “Dynamic Characterization of a Linear Variable-Capacitance Micromotor”, 2006 Solid-State Sensor, Actuator, and Microsystems Workshop, pp. 19-22, Hilton Head Island, SC, June 4-8, 2006. (This paper is available in the conference proceeding but no ISBN/doi is located)
  43. A. Modafe, N. Ghalichechian, A. Frey, J. H. Lang, and R. Ghodssi, “Microball-Bearing-Supported Electrostatic Micromachines with Polymer Dielectric Films for Electromechanical Power Conversion,” Fifth International Workshop on Micro Nano Technology for Power Generation and Energy Conversion Applications (Power MEMS ‘05), pp.173-6, Tokyo, Japan, November 28-30, 2005. (This paper is available in the conference proceeding but no ISBN/doi is located)
  44. A. Modafe, N. Ghalichechian, and R. Ghodssi, “Multilevel Interconnection and Isolation for Electrostatic MEMS Using Embedded Benzocyclobutene in Silicon Process”, Twenty Second International VLSI Multilevel Interconnection (VMIC) Conference, Fremont, CA, October 4-6, 2005 (invited paper).
  45. A. Modafe, N. Ghalichechian, J. H. Lang, and R. Ghodssi, “A Microball-Bearing-Supported Linear Electrostatic Micromotor with Benzocyclobutene Polymer Insulating Layers,” The 13th International Conference on Solid-State Sensors, Actuators, and Microsystems (Transducers ’05), pp. 693-6, Seoul, Korea, June 5-9, 2005, http://dx.doi.org/10.1109/sensor.2005.1496511
  46. X. Tan, A. Modafe, R. Hergert, N. Ghalichechian, B. Shapiro, and R. Ghodssi, “Vision-based Microtribological Characterization of Linear Microball Bearings,” in Proceedings of 2004 ASME/STLE International Joint Tribology Conference, Long Beach, CA, Oct 24-27, 2004, http://dx.doi.org/10.1115/trib2004-64334
  47. A. Modafe, N. Ghalichechian, B. Kleber and R. Ghodssi, “Electrical Characterization of BCB for Electrostatic Microelectromechanical Devices,” in Proceedings of Materials Research Society 2003 Fall Meeting, Boston, MA, December 1-5, 2003, http://dx.doi.org/10.1557/proc-782-a5.69