Publications

Journal Articles        Refereed Conference Papers

Journal Articles 

• 1. D. Comite, S.K. Podilchak, P. Baccarelli, P. Burghignoli, A. Galli, A.P. Freundorfer, and Y.M.M. Antar “Analysis and Design of a Compact Leaky-wave Antenna for Wide-band Broadside Radiation,” Nature, Scientific Reports, Article Number: 17741, (2018).

  2. V.G. Buendía, S.K. Podilchak, G. Goussetis, D. Masotti, A. Costanzo, and P. Nicole, “A Smart Cable Offering Selective and Distributed Antenna Radiation using RF Switches and Non-Conventional Hybrid Couplers," IEEE Transactions on Antennas and Propagation, vol. 66, no. 11, pp. 6346 - 6351, Nov. 2018.

  3. D. Comite, W. Fuscaldo, S.K. Podilchak, P.D. Hilario Re, V.G. Buendía, P. Burghignoli, P. Baccarelli, and A. Galli, “Microwave Generation of X-waves by Means of a Planar Leaky-Wave Antenna," Applied Physics Letters, vol. 113, 144102 (2018).

  4. D. Comite, V.G. Buendía, S.K. Podilchak, D.D. Ruscio, P. Baccarelli, P. Burghignoli, and A. Galli, “Planar Antenna Design for Omnidirectional Conical Radiation through Cylindrical Leaky Waves," IEEE Antennas and Wireless Propagation Letters, vol. 17, no. 10, pp. 1837-1841, 2018.

  5. D. Comite, W. Fuscaldo, S.K. Podilchak, P.D. Hilario Re, V.G. Buendía, P. Burghignoli, P. Baccarelli, and A. Galli, “Radially Periodic Leaky-Wave Antenna for Bessel Beam Generation Over a Wide Frequency Range," IEEE Transactions on Antennas and Propagation, vol. 66, no. 6, pp. 2828 - 2843, Jun. 2018.

  6. A.G. Koutinos, D.E. Anagnostou, R. Joshi, S.K. Podilchak, G.A. Kyriacou, and M.T. Chryssomallis, “Modified Easy to Fabricate E–ShapedCompact Patch Antenna with Wideband and Multiband Functionality," IET Microwaves, Antennas and Propagation. vol. 12, no. 3, pp. 326 – 331, Feb. 2018.

  7. G. Labate, S.K. Podilchak, and L. Matekovits, "Closed-form Harmonic Contrast Control with Surface Impedance Coatings for Conductive Objects", OSA Applied Optics, vol. 56, no. 36, pp. 10055-10059, Dec. 2017.

  8. S.K. Podilchak, A.P. Murdoch, and Y.M.M. Antar, “Compact Microstrip-Based Folded-Shorted Patches by PCB Technology for Use on Microsatellites,” IEEE Antennas and Propagation Magazine – Special Issue on CubeSat Antennas,  vol. 59, no. 2, pp. 88 – 95, Apr. 2017.

  9. D. Comite, S.K. Podilchak, P. Baccarelli, P. Burghignoli, A. Galli, A.P. Freundorfer, and Y.M.M. Antar “A Dual-Layer Leaky-Wave Antenna Designed for Linear Scanning Through Broadside,” IEEE Antennas and Wireless Propagation Letters, vol. 16, 2017.

  10. A.H. Lokman, P.J. Soh, S. Azemi, S.K. Podilchak, S. Chalermwisutkul, M.F. Jamlos, A.A. Al-Hadi, P. Akkaraekthalin and S. Gao, “A Review of Antennas for Pico-Satellite Applications,” International Journal of Antennas and Propagation, pp. 1 – 17, April 2017.

  11. M.S. Sharawi, S.K. Podilchak, M.U. Khan, and Y.M.M. Antar, “A Low-Profile Dual-Band DRA based MIMO Antenna System for Wireless Access Points,” IET Microwaves, Antennas and Propagation.  vol. 11, no. 8, pp. 1174 – 1182, 2017.

  12. R. Hussain, A.T. al-Reshaid, S.K. Podilchak, and M.S. Sharawi, “A Compact 4G MIMO Antenna Integrated with a 5G Array for Current and Future Mobile Handsets,” IET Microwaves Antennas and Propagation, vol. 11, no. 2, pp. 271 – 279, 2017.

  13. M.S. Sharawi, S.K. Podilchak, M.T. Hussain, and Y.M.M. Antar, “Dielectric Resonator Based MIMO Antenna System Enabling Millimeter-wave Mobile Devices,” IET Microwaves Antennas and Propagation, vol. 11, no. 2, pp. 287 – 293, 2017.

  14. S.K. Podilchak, J.C. Johnstone, M. Caillet, M. Clenet, and Y.M.M. Antar, “A Compact Wideband Dielectric Resonator Antenna with a Meandered Slot Ring and Cavity Backing,” IEEE Antennas and Wireless Propagation Letters, vol. 15, pp. 909-913, 2016

  15. A.T. Alreshaid, M.S. Sharawi, S.K. Podilchak, and K. Sarabandi, “Compact Millimeter-wave Switched-Beam Antenna Arrays for Short Range Communications,”  Wiley Optical and Microwave Technology Letters, vol. 58, no. 8, pp. 1917-1921, May 2016.

  16. S.K. Podilchak, P. Baccarelli, P. Burghignoli, A. P. Freundorfer, and Y.M.M. Antar, "Analysis and Design of Annular Microstrip-Based Planar Periodic Leaky-Wave Antennas," IEEE Transactions on Antennas and Propagation, vol. 62, no. 6, pp. 2978-2991, Jun. 2014.                                          

  17. S.K. Podilchak, L. Matekovits, A.P. Freundorfer, Y.M.M. Antar, and M. Orefice, "Controlled Leaky-Wave Radiation from a RadialConfiguration of Width-Modulated Microstrip Lines" IEEE Transactions on Antennas and Propagation, vol. 61, no. 10, pp. 4957-4972, Oct. 2013. 

  18. S.K. Podilchak, M. Caillet, D. Lee, Y.M.M. Antar, L. Chu, J. Cain,  M. Hammar, D. Caldwell, and E. Barron, "A Compact Circularly Polarized Antenna using an Array ofFolded-Shorted Patches," IEEE Transactions on Antennas and Propagation, vol. 61, no. 9, pp. 4861-4867, Sept. 2013.                          

  19. S.K. Podilchak, P. Baccarelli, P. Burghignoli, A. P. Freundorfer, and Y.M.M. Antar, "Optimization of a Planar ‘Bull-Eye’Leaky-Wave Antenna Fed by a Surface-Wave Source," IEEE Antennas and Wireless Propagation Letters, vol. 12, pp. 665-669, 2013.                                                      

  20. S. Henault, S.K. Podilchak, S. Mikki, and Y.M.M. Antar, “A Methodology for Mutual Coupling Estimation and Compensation,” IEEE Transactions on Antennas and Propagation, vol. 61, no. 3, pp. 1119-1131, Mar. 2013.                                                                                                

  21. M.N. Srifi, S.K. Podilchak, M. Essaaidi, and Yahia M.M. Antar, “Compact Disc Monopole Antennas for Current and Future Ultra-Wideband (UWB) Applications,” IEEE Transactions on Antennas and Propagation, vol. 59, no. 12, pp. 4470-4480, Dec. 2011.                                                               

  22. S.F. Mahmoud, S.K. Podilchak, Y.M.M. Antar, and A.P. Freundorfer, “Perturbation Analysis of a Planar Periodic Leaky-Wave Antenna Fedby Surface-Waves,” IEEE Antennas and Wireless Propagation Letters, vol. 10, pp. 174-178, 2011.                                                           

  23. S.K. Podilchak, A.P. Freundorfer, Y.M.M. Antar, and S.F. Mahmoud, “Dielectric Based Leaky-Wave Antenna for High Gain Using a Printed Surface-Wave Source,” Electronics Letters, vol. 46, no. 23, pp. 1537 - 1539, Nov. 2010.                                                                                                          

  24. S.K. Podilchak, Y.M.M. Antar, A.P. Freundorfer, P. Baccarelli, P. Burghignoli, S. Paulotto, and G. Lovat, “Planar Antenna forContinuous Beam Scanning and Broadside Radiation by Selective Surface Wave Suppression,” Electronics Letters, vol. 46, no. 9, pp. 613 - 614, Apr. 2010.                                      

  25. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “PlanarAntenna for Directive Beam Steering at End-Fire Using an Array of Surface-Wave Launchers,” Electronics Lett., vol. 45, no. 9, pp. 444-445, Apr. 2009.

  26. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “PlanarSurface-Wave Sources and Metallic Grating Lenses for Controlled Guided-Wave Propagation,” IEEE Antennas and Wireless Propagation Letters, vol. 8, pp. 371-374, 2009.

  27. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Surface-Wave Launchers for Beam Steering and Application to Planar Leaky-Wave Antennas,” IEEE Transactions on Antennas and Propagation, vol. 57, no. 2, pp. 355-363, Feb. 2009.

  28. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Broadside Radiation from a Planar 2-D Leaky-Wave Antenna by PracticalSurface-Wave Launching,” IEEE Antennas and Wireless Propagation Letters, vol. 7, pp. 516-519, 2008.

  29. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, ”PlanarLeaky-Wave Antenna Designs Offering Conical-Sector Beam Scanning and BroadsideRadiation using Surface-Wave Launchers,” IEEE Antennas and Wireless Propagation Lett., vol. 7, pp. 155-158, 2008

  30. S.K. Podilchak, B.M. Frank, A.P. Freundorfer, and Y.M.M. Antar, “Composite Right/Left Handed Artificial Transmission Line Structures inCMOS for Controlled Insertion Phase at 30 GHz,” Wiley Inter. Jour. of RF and Microwave Comp.-Aided Eng., vol. 50, no. 2, pp. 163-169, Aug. 2008.

  31. S.K. Podilchak, B.M. Frank, A.P. Freundorfer, and Y.M.M. Antar, “A Positive/Negative Refractive Index Coplanar Transmission Line in CMOSfor Controlled Insertion Phase,” Wiley Optical and Microwave Technology Letters, vol. 50, pp. 2227-2229, Aug. 2008.

Refereed Conference Papers

• 1. R. Joshi, C. Constantinides, S.K. Podilchak, M.N. Ramli, H. Lago, and P.J. Soh, “Dual-band Folded-shored Patch Antenna for Military Search and Rescue Operations”, 18th International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM) 2018, Waterloo, Canada, Aug. 2018. (Invited Paper for the Special Session on Research on Antenna an EM Defence and Security Applications)  

  2. C.A. Alistarh, S.K. Podilchak, G. Goussetis, J. Thompson, and J. Lee, “Spectral Smoothing by Multiple Radar Pattern Multiplication for Improved Accuracy”, 18th International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM) 2018, Waterloo, Canada, Aug. 2018. (Best Student Paper Award)

1. V.G. Buendía and S.K. Podilchak, “Simple Surface-Wave Launching by Parallel-Plate and Microstrip Feeding for Leaky-Wave Antennas and Other Planar Guided-Wave Applications,” EuCAP 2018, London, UK, Apr. 2018.                                                                  

   1. R. Joshi, C. Constantinides, S.K. Podilchak, M.N. Ramli, H. Lago, and P.J. Soh, “Robust and Compact PDMS Antennas for Search and Rescue Operations and Emergency Communications”, EuCAP 2018, London, UK, Apr. 2018. (Invited Paper for the Special Session: Textile Antennas)

   2. C.A. Alistarh, P.D. Hilario Re, T.M. Strober, S.A. Rotenberg, S.K. Podilchak, C. Mateo-Segura, Y. Pailhas, G. Goussetis, Y. Petillot, J. Thompson, and Jaesup Lee, “Millimetre-Wave FMCW MIMO Radar System Development using Broadband SIW Antennas”, EuCAP 2018, London, UK, Apr. 2018. (Best Paper Award Finalist Nomination)  

   3. M. Poveda-García, S.K. Podilchak, G. Goussetis, and J.L. Gómez-Tornero, “Substrate-Integrated Waveguide Based Leaky-Wave Antenna with Broadbeam Radiation at Broadside”, EuCAP 2018, London, UK, Apr. 2018.

   4. E.F. Hussin, P. Jack Soh, A.A. Al-Hadi, M.F. Jamlos, M.N. Ramli, H. Lago, N. Kuster, and S.K. Podilchak, “Dual-Band Dual-Polarized Textile Antenna for Location Tracking in AAL”, EuCAP 2018, London, UK, Apr. 2018.

   5. P. Le Bihan, Y. Zhaksylyk, P.D. Hilario Re, S.K. Podilchak, M. García-Vigueras, and G. Goussetis, “Dual-Circularly Polarized Patch Antenna Using Simple Isolation Techniques and Its Array Application”, EuCAP 2018, London, UK, Apr. 2018.

   6. S. Rotenberg, P.D. Hilario Re, S.K. Podilchak, G. Goussetis, and J. Lee, “An Efficient Rectifier for an RDA Wireless Power Transmission System Operating at 2.4 GHz,” URSI General Assembly, Montreal, Canada, August 2017. (Invited Paper for the Special Session on Wireless Power Transfer & Young Scientist Award)

   7. P.M. Gallo, S.K. Podilchak, and L. Matekovits, "A Planar Leaky-Wave Antenna Offering Well Defined Leakage on the 2D Aperture Using Printed Width Modulated Microstrip Lines," IEEE APS-URSI, San Diego, USA, Jul. 2017.

   8. D. Comite, S.K. Podilchak, P. Baccarelli, P. Burghignoli, A. Galli, A.P. Freundorfer, and Y.M.M. Antar “Dispersive Analysis of a Dual-Layer Planar Structure for Leaky-Wave Antenna Applications," IEEE APS-URSI, San Diego, USA, Jul. 2017.

   9. D. Comite, W. Fuscaldoi, P. Burghignoli, P. Baccarelli, S.K. Podilchak, and A. Galli "Bessel Beam Generation by Means of Annular Leaky-Wave Antennas," EuCAP 2017, Paris, France, Mar. 2017.

   10. V.G. Buendía, S.K. Podilchak, G. Goussetis, and J.L. Gomez-Tornero, “A TM0 Surface-Wave Launcher by Microstrip and Substrate Integrated Waveguide Technology,” EuCAP 2017, Paris, France, Mar. 2017.

   11. D.E. Anagnostou, D. Torres, G. Goussetis, and S.K. Podilchak, “Integration of Resistive Heaters for Phase-Change Reconfigurable Antennas,” EuCAP 2017, Paris, France, Mar. 2017.

   12. P.D. Hilario Re, S.K. Podilchak, S. Rotenberg, G. Goussetis, and J. Lee, “Retrodirective Antenna Array for Circularly Polarized Wireless Power Transmission,” EuCAP 2017, Paris, France, Mar. 2017.

   13. S.K. Podilchak, S.F. Mahmoud, A.P. Freundorfer, and Y.M.M. Antar, “New Planar Microwave Devices and Antennas by Practical Surface-Wave Launching,” Euro. Microwave Conference, London, UK, Oct. 2016. (European Microwave Prize)

   14. S.K. Podilchak, S.F. Mahmoud, A.P. Freundorfer, and Y.M.M. Antar, “The Role of Surface Waves in Design of Planar Leaky Wave Antennas,” Euro. Micro. Conf., London, UK, Oct. 2016. (Invited Paper for the Special Session: Techniques and Microwave Devices for Controlling Surface Waves)

   15. J.L. Gomez-Tornero, R. Guzmán-Quirós, G. Goussetis, and S.K. Podilchak, “Electronically-Reconfigurable Parallel-Plate Wave Launchers based on Corrugated Substrate Integrated Leaky Waveguides with Tunable Components,” Euro. Microwave Conference, London, UK, Oct. 2016.

   16. B. Montgomery, S.K. Podilchak, and Y.M.M. Antar, “Circularly Polarized Meshed Patch Antenna for Cubesates and Other Small Satellites,” IEEE APS-URI, Fajardo, Puerto Rico, USA, Jul. 2016.

   17. G. Labate, L. Matekovits, and S.K. Podilchak, “A Methodology for Translating Non-Radiating Sources in Design Parameters of Cloaking Devices,” IEEE APS-URI, Fajardo, Puerto Rico, USA, Jul. 2016.

   18. P.D. Hilario Re, S.K. Podilchak, C. Constantinides, G. Goussetis, and J. Lee, “An Active Retrodirective Antenna Element for Circularly Polarized Wireless Power Transmission,” IEEE Wireless Power Transmission Conference, Aveiro, Portugal, May 2016. (Student Travel Grant Award)

   19. R. Hussain, S.K. Podilchak, M.S. Sharawi, and A. Al-Reshaid, “A Dual Element MIMO Antenna System with a Millimeter-wave Antenna Array," EuCAP 2016, Davos, Switzerland, Apr. 2016.              

   20. M. Hussain, M.S. Sharawi, S.K. Podilchak, and Y.M.M. Antar, “Closely Packed Millimeter-wave MIMO Antenna Arrays with Dielectric Resonator Elements,” EuCAP 2016, Davos, Switzerland, Apr. 2016.

   21. V.G. Buendía, S.K. Podilchak, G. Goussetis, A. Costanzo and P. Nicole, “Smart Cable for Radio Frequency Identification in Aeronautical Applications,” EuCAP 2016, Davos, Switzerland, Apr. 2016. (Travel Grant Award)

   22. C. Constantinides, W. Tang, S.K. Podilchak, G. Goussetis, A. Costanzo and P. Nicole, “Design Considerations for Frequency Scanning Transmit Antennas in Wireless Power Transmission Applications,” IEEE Mediterranean Microwave Symposium, Lecce, Italy, Nov. 2015.

   23. S.K. Podilchak, G. Labate, and L. Matekovits, "Controlling Surface Waves by Introducing Anisotropy into the Conductive Backing of Planar Dielectric Slabs," ICEAA 2015, Torino, Italy, Sept. 2015.

   24. S.K. Podilchak, J. Shaker, R. Chaharmir, and Y.M.M. Antar, "Microwave Waveguide Transitions using Planar Anisotropic Image Guides," ICEAA 2015, Torino, Italy, Sept. 2015. (Young Scientist Best Paper Award Nominee)

   25. S.K. Podilchak, J. Shaker, R. Chaharmir, and Y.M.M. Antar, "Analysis and Design of Polarization Sensitive Planar Guides," IEEE APS-URSI 2015, Vancouver, British Colombia, Canada, Jul. 2015.

   26. M.T. Hussain, O. Hammi, M.S. Sharawi, S.K. Podilchak, and Y.M.M. Antar, "A Dielectric Resonator Based Millimeter-Wave MIMO Antenna Array for Hand-Held Devices," IEEE APS-URSI 2015, Vancouver, British Colombia, Canada, Jul. 2015. (Invited Paper for the Special Session: "Millimeter-Wave Antenna Arrays for 5G Wireless Handheld Devices)         

   27. M.S. Sharawi, S.K. Podilchak, and Y.M.M. Antar, "A Low Profile Dual-Band DRA-Based MIMO Antenna System for Wireless Access Points," IEEE APS-URSI 2015, Vancouver, British Colombia, Canada, Jul. 2015.           

   28. J.L.G. Tornero, A.M. Ros, M.A. Martinez, A.M. Sala, G. Goussetis, and S.K. Podilchak, "A Simple Parallel-Plate Wave Launcher in Substrate Integrated Waveguide Technology," IEEE APS-URSI 2015, Vancouver, British Colombia, Canada, Jul. 2015.

   29. S.K. Podilchak, J.L.G. Tornero, and G. Goussetis, "Microwave Power Transmission by Electromagnetic Surface Wave Propagation for Wireless Power Distribution," Atlantic Radio Science Conference, Gran Canaria, Spain, May 2015. (Invited Paper and Travel Grant for the Special Session: "Wireless Power Transmission and Energy Harvesting")

   30. S.K. Podilchak, J. Shaker, R. Chaharmir, and Y.M.M. Antar, "Polarization Responsive Guides by Artificial Line Anisotropy," Atl. Radio Science Conf., Gran Canaria, Spain, May 2015. (Young Scientist Award)

   31. S.K. Podilchak, J. Johnstone, M. Clenet, and Y.M.M. Antar, "A Compact Hybrid Dielectric Resonator Antenna with a Meandered Slot Ring and Cavity Backing Offering Wideband Operation," EuCAP 2015, Lisbon, Portugal, Apr. 2015.       

   32. S.K. Podilchak, P. Baccarelli, P. Burghignoli, A.P. Freundorfer, and Y.M.M. Antar, "A Circuits-Based Modelling Approach for Leaky-Wave Antennas using a Transverse Equivalent Network Representation," URSI 2014 General Assembly, Beijing, China, Aug. 2014.

   33. S.K. Podilchak, S.F. Mahmoud, A.P. Freundorfer, and Y.M.M. Antar, “Full-Wave Analysis of Planar Surface-Wave Launchers Offering Efficient Surface-Wave Excitation and Guiding Structure Feeding,” URSI 2014 General Assembly, Beijing, China, Aug. 2014.

   34. S.K. Podilchak, P. Baccarelli, P. Burghignoli, A.P. Freundorfer, and Y.M.M. Antar, "A Sectored Planar Periodic Leaky-Wave Antenna Fed by a Printed Surface-Wave Source," IEEE APS 2014, Memphis, USA. 

   35. J. Johnstone, S.K. Podilchak, M. Clenet, and Y.M.M. Antar, "A Compact Dielectric Resonator Antenna for MIMO Applications," IEEE APS-URSI 2014, Memphis, Tennessee, USA.

   36. S.K. Podilchak, M. Clenet, and Y.M.M. Antar, "A Hybrid Dielectric Resonator Antenna with Polarization-Agility and Wideband Operation," EuCAP 2014, The Hague, The Netherlands, Apr. 2014.

   37. S.K. Podilchak, P. Baccarelli, P. Burghignoli, A.P. Freundorfer, and Y.M.M. Antar, "Optimization of Planar Periodic Leaky-Wave Antennas by Selective Surface-Wave Suppression," EuCAP 2014, The Hague, The Netherlands, Apr. 2014. (Best Paper Award Finalist Nomination)  

   38. S.K. Podilchak, L. Matekovits, A.P. Freundorfer, and Y.M.M. Antar, "An Anisotropic Substrate Grounded with a Tensor Impedance Sheet for Control of Guided-Waves and Application to Planar Leaky-Wave Antenna Design," EuCAP 2014, The Hague, The Netherlands, Apr. 2014. (Best Paper Award Finalist Nomination)    

   39. S. Henault, S.K. Podilchak, S. Mikki, and Y.M.M. Antar, "Coupling Estimation in Receiving Antenna Systems for Array Calibration," EuCAP 2014, The Hague, The Netherlands, Apr. 2014. (Best Paper Award Finalist Nomination)  

   40. S.K. Podilchak, Y.M.M. Antar, and A.P. Freundorfer, “Analysis and Design of Planar Metallic Surface Lenses for Controlled Wave Guidance,” IEEE APS-URI International Symposium, Orlando, Florida, USA, Jul. 2013. (Invited Paper for the Special Session: "Metasurfaces for Guidance and Radiation", Honorable Mention in the Student Paper Competition)

   41. S.K. Podilchak, A.P. Freundorfer, Y.M.M. Antar, L. Matekovits, and M. Orefice, “Controlled Leaky-Wave Radiation by Surface-Wave Launching and Microstrip Width Modulation,” IEEE APS-URI International Symposium, Orlando, Florida, USA, Jul. 2013.

   42. D. Rialet, S.K. Podilchak, M. Clenet, and Y.M.M. Antar, "Characterization of Compact Disc UWB Monopole Antennas using the Singularity Expansion Method," IEEE Conference on UWB, Syracuse, New York, Sept. 2012. (Invited Paper)                                                                                              

   43. S. Barrette, S.K. Podilchak, and Y.M.M. Antar , "Ultrawideband Double-Sided Printed Dipole Arrays," IEEE Conference on UWB, Syracuse, NY, Sept. 2012. (Student Paper Competition Finalist)

   44. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A Radial Slot Based Leaky-Wave Antenna Design for Continuous One-Sided Beam Scanning and Broadside Radiation,” IEEE APS-URI, Chicago, USA, Jul. 2012.

   45. A.P. Murdoch, S.K. Podilchak, and Y.M.M. Antar, “A Compact Circularly Polarized Multilayer Printed Antenna for Use on Micro-Satellites,” IEEE APS-URI, Chicago, Illinois, USA, Jul. 2012.

   46. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A TM Guide for Surface Wave Power Routing and Application to Planar Quasi-Optical Dividing/Combining Arrays,” IMS 2012, Mont., June 2012.  

   47. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A Study of Planar Leaky-Wave Antenna Designs Fed by Practical Surface-Wave Launchers,” EuCAP 2012, Prag., Cz. Rep., Mar. 2012.

   48. S.K. Podilchak, M. Caillet, D. Lee, Y.M.M. Antar, L. Chu, M. Hammar, D. Caldwell, and E. Barron, “Compact Antenna for Microsatellite Using Folded Shorted Patches and an Integrated Feeding Network,” EuCAP 2012, Prague, Czech Republic, Mar. 2012. (Best Antenna Design Award)

   49. S.K. Podilchak, L. Matekovits, A.P. Freundorfer, Y.M.M. Antar, and M. Orefice, “A Printed Radial Configuration of Width-Modulated Strip-Lines for Controlled Guided-Wave Radiation,” EuCAP 2012, Prague, Czech Republic, Mar. 2012.                                                                        

   50. S.K. Podilchak , S.F. Mahmoud, A.P. Freundorfer, and  Y.M.M. Antar, “Perturbation Analysis of Planar Periodic Leaky-Wave Antennas Fed by Cylindrical Surface-Waves,” URSI 2011 General Assembly, Istanbul, Turkey, Aug. 2011. (Travel Grant Award)

   51. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A New Leaky-Wave Antenna Design using Simple Surface-Wave Power Routing Techniques,” IEEE APS-URI International Symposium, Spokane, Washington, USA,  July 2011. (Student Paper Competition Finalist, Third Place)                     

   52. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A Simple Technique for Surface-Wave Power Routing and Application to Power Directing Circuits,” Euro. Micro. Conf., Paris, France, Oct. 2010.

   53. S.K. Podilchak, Y.M.M. Antar, and A.P. Freundorfer, “Radiative and Guided-Wave Applications of Planar Surface-Wave Launchers,” Asia-Pacific Radio Science Meeting (AP-RASC), Toyama, Japan, Oct. 2010. (Young Scientist Award)

   54. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Continuous One-Sided Beam Scanning Through Broadside from Backfire to Forward Fire by Efficient Surface-Wave Excitation,” IEEE EMTS, Berlin, Germany, Aug. 2010. (Young Scientist Award)

   55. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A Planar Cavity Based Antenna by Leaky Parallel-Plate Wave Guiding and Practical Surface-Wave Launching,” IEEE APS, Toronto, July 2010.

   56. S. Mahmoud, S. K. Podilchak, and Y.M.M. Antar, “Study of Surface-Waves on Planar High Gain Leaky-Wave Antennas,” IEEE APS, Toronto, July 2010.

   57. L. Matekovits, I. Peter, S.K. Podilchak, A.P. Freundorfer, K. Esselle, and Y.M.M. Antar, “Effects of the Variation of the Dielectric Constant for a Periodic, Width-Modulated Microstrip Line Based Sensor,” IEEE APS,  July 2010.

   58. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A New Configuration of Printed Non-Directive Surface-Wave Sources for Advanced Beam Control,” IEEE ANTEM, Ottawa, July 2010. 

   59. S.K. Podilchak, L. Matekovits, A.P. Freundorfer, and Y.M.M. Antar, “Modulated Strip-Line Leaky-Wave Antenna Using a Printed Grating Lens and a Surface-Wave Source,” ANTEM, Ottawa, July 2010.

   60. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Multilayer Antennas for Directive Beam Steering, Broadside Radiation, and Circular Polarization,” EuCAP, Barcelona, Spain, Apr. 2010.      

   61. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Segmented Circular Strip Planar Leaky-Wave Antenna Designs for Broadside Radiation and One-Sided Beam Scanning,” International Workshop on Antenna Technology (iWAT), Lisbon, Portugal, Mar. 2010. (Student Paper Award Finalist)

   62. M.N. Srifi, S.K. Podilchak, M. Essaaidi, and Y.M.M. Antar, “Planar Circular Disc Monopole Antennas Using Compact Impedance Matching for Ultra-wideband (UWB) Applications,” Asia Pacific Microwave Conference, Suntec, Singapore, Dec. 2009.

   63. S.K. Podilchak, B. M. Frank, A.P. Freundorfer, and Y.M.M. Antar, “High Speed Metamaterial-Inspired Negative Group Delay Circuits in CMOS for Delay Equalization,” IEEE MNRC, Ottawa, October 2009. (Best Student Paper Award)                                                                                       

   64. S.K. Podilchak, S. Paulotto, G. Lovat, P. Baccarelli, P. Burghignoli, A.P. Freundorfer, and Y.M.M. Antar, “A Printed `Bull-Eye' Leaky-Wave Antenna Fed by a Non-Directive Surface-Wave Launcher,” EuMC, Roma, Italy, Sept. 2009. (Travel Grant Award)                    

   65. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “New Leaky-Wave Antennas Using Surface-Wave Launchers and Planar Metallic Grating Lenses,“ ICEAA 2009, Torino, Italy, Sept. 2009.                   

   66. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Directive Surface-Wave Launchers and Application to Planar Quasi-Optical Power Combining using a Metallic Grating Lens,” IEEE IMS 2009, Boston, June 2009. (Travel Grant Award)    

   67. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A Planar Leaky-Wave Antenna Offering Beam Steering at Broadside Using Surface-Wave Launchers,” IEEE APS-URSI, Charleston, South Carolina, USA, May 2009.             

   68. S.K. Podilchak, H. Leong, R. Solomon, and Y.M.M. Antar, “Radar Cross-Section Modeling of Marine Vessels in Practical Oceanic Environments for High-Frequency Surface-Wave Radar,” IEEE Radar Conference (RadarCON), Pasadena, May 2009. (Student Paper Competition Finalist, Fourth Place)

   69. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Single Frequency 2-D Leaky-Wave Beam Steering Using an Array of Surface-Wave Launchers,” European Conference on Antennas and Propagation (EuCAP), Berlin, Germany, Mar. 2009.                                                                  

   70. S.K. Podilchak, Y.M.M. Antar, and A.P. Freundorfer, “New Trends in Planar Antenna Research,” IEEE National Radio Science Conference (IEEE NRSC 2009), Cairo, Egypt, Mar. 2009.

   71. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar “Planar Antennas for Far-Field Beam Steering at End-Fire Using Directive Surface-Wave Launchers,” IEEE ANTEM, Calgary, Feb. 2009. (Best Paper Award)   

   72. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A Technique to Observe the Aperture Field Distribution on Planar Leaky-Wave Antenna Designs by Taking the Inverse Fourier Transform of Measured 2D Far-Field Beam Patterns,” Antenna Measurement Techniques Association (AMTA), Boston, USA, Nov. 2008. (Best Student Paper Award)

   73. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Single Frequency 2-D Leaky-Wave Beam Steering Using an Array of Surface-Wave Launchers,” European Conference on Antennas and Propagation (EuCAP), Berlin, Germany, Mar. 2009.                                                                  

   74. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Novel Planar Antennas Using Circular, Curved and Straight Gratings for Conical-Sector Beam Patterns,” European Microwave Conference, Amsterdam, The Netherlands, Oct. 2008. (Travel Grant Award)                                                         

   75. S.K. Podilchak, B. M. Frank, A.P. Freundorfer, and Y.M.M. Antar, “Metamaterial Artificial Transmission Line Structures in CMOS for Tunable Insertion Phase at 30 GHz,” Microsystems and Nanoelectronics Research Conference, Ottawa, Oct. 2008. (Travel Grant Award)

   76. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “Full Characterization of Directive and Non-Directive Surface-Wave Launchers and Application to Surface-Wave Beam Scanning and Planar Leaky-Wave Antenna Designs,” URSI, Chicago, Illinois, USA, Aug. 2008.  (Young Scientist Award) 

   77. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “New Planar Antenna Designs Using Surface-Wave Launchers for Controlled Leaky-Wave Beam Steering (Invited Paper),” APS, San Diego, Aug. 2008. 

   78. S.K. Podilchak, A.P. Freundorfer, and Y.M.M. Antar, “A Scanning Leaky-Wave Antenna using High Impedance Surfaces and TM0 Surface-Wave Launchers,” URSI 2007, Ottawa, Can., Jul. 2007.