Presentations: (presenter in bold, 207)

 

·                    Guiping Zheng, Ahmed A. Kishk, Alexander B. Yakovlev, and Allen W. Glisson,” A Broad Band Printed Bow-tie Antenna with a Simplified Feed,” 2004 Antennas and Propagation Society International Symposium 2004, Vol. IV, pp. 4024-4027, June 2004.

 

·                    Islam A. Eshrah, and Ahmed A. Kishk “Application of the Adaptive Basis Functions/Diagonal Moment Matrix Technique to Arrays of Dielectric Scatterers", 2004 Antennas and Propagation Society International Symposium 2004,  vol. I, pp. 647-650, June 2004.

 

·          M. Zunoubi and Ahmed A. Kishk, “ Efficient analysis of large Method of Moments Matrices,” 2004 Antennas and Propagation Society International Symposium 2004, pp. 639-642, June 2004.

 

·                    Islam A. Eshrah, Ahmed A. Kishk, Alexander B. Yakovlev, and Allen W. Glisson, “Modeling of A Waveguide Probe Excitation for Dielectric Resonator Antennas ", 2004 Antennas and Propagation Society International Symposium 2004,  Vol. II, pp. 1515-1518, June 2004.

 

·                    R. Chair, K. F. Lee, C. L. Mak, K. M. Luk, and A. A. Kishk, “Wideband Shorted Half U-slot Patch Antennas,” 2004 Antennas and Propagation Society International Symposium 2004, Vol. IV, pp. 4132-4135, June 2004.

 

·                    R. Chair, A. A. Kishk K. F. Lee , and C. E. Smith, ”Unidirectinal Wideband Slot Aperture Antennas,” 2004 Antennas and Propagation Society International Symposium 2004,  Vol. II, pp. 1875-1878, June 2004

 

·                    R. Chair, A. A. Kishk K. F. Lee , and C. E. Smith, “Broadband Aperture Coupled Flipped Staired Pyramid and Conical Dielectric Resonator Antennas,” 2004 Antennas and Propagation Society International Symposium 2004, vol. II, pp. 1375-1378, June 2004.

 

·                    Victor A. Klymko, Islam A. Eshrah, Alexander B. Yakovlev, Ahmed A. Kishk, and Allen W. Glisson, “Scattering by Open Metal Obstacles in a Circular Waveguide: Dyadic Green’s Function Approach", 2004 Antennas and Propagation Society International Symposium 2004, Vol. II, pp. 2127-2130, June 2004.

 

·                    A. Tadjalli, A. R. Sebak, T. A. Denidni, A. A. Kishk,” Spheroidal dielectric resonator antenna,” URSI Digist, 2004 USNC/URSI National Radio Science Meeting, p. 184, 2004

 

·          Islam A. Eshrah, Ahmed A. Kishk, Alexander B. Yakovlev, Allen W. Glisson, and Charles E. Smith, “Wideband Lumped Element Equivalent Circuit Model for Waveguide Slots and Applications,” 2004 IEEE MTT-S International Microwave Symposium, Fort Worth, Texas, pp. 607-610, June 2004.

 

·          Islam A. Eshrah, and Ahmed A. Kishk, “Implementation of the adaptive basis functions/diagonal moment matrix technique to array of identical elements,”  2004 URSI International Symposium on Electromagnetic Theory, pp. 837-839, May 2004. (Received the Young Scientist Award)

 

·          Andrew E. Simon and Ahmed A. Kishk,  “Asymptotic Boundary Condition in the Finite Difference Time Domain Method,” 2004 URSI International Symposium on Electromagnetic Theory, May 2004, Pisa, Italy.

 

·                    Victor A. Klymko, Islam A. Eshrah, Alexander B. Yakovlev*, Ahmed A. Kishk, and Allen W. Glisson, “Electric Dyadic Green’s Function for an Ideal Hard Surface Circular Waveguide,” 2004 ACES conference, Syracuse, 6 pages. April 2004.

 

·          Andrew E. Simon and Ahmed A. Kishk, “Asymptotic Strip Boundary Condition in the Finite Difference Time Domain Method,” 2004 ACES conference, Syracuse, 6 pages. April 2004.

 

·                    Asem Al Zoubi and Ahmed Kishk,”Analysis of Printed Transmission Lines, Sigma Xi and Research Poster Symposium, April 2004.

 

·                    Victor A. Klymko, Islam Eshrah, Alexander B. Yakovlev, Ahmed A. Kishk, Allen W. Glisson ,,”Excitation of an ideal hard surface circular waveguide: Electric Dyadic Green’s function Approach,” Sigma Xi and Research Poster Symposium, April 2004.

 

·                    Manish Hiranandani, Ahmed Kishk,”Beam forming Networks for high frequency applications”, Sigma Xi and Research Poster Symposium, April 2004.

 

·          G. Zheng, A.A. Kishk,”Perfect matched Layer Absorbing boundary condition in the periodic structures,” Journal of the Mississippi Academy of Sciences, vol. 49, no. 1, p.100, Beloxi MS, January 2004.

 

·                    M. Zunoubi and Ahmed A. Kishk Implementation of Bi-CGSTAB(L) for Fast and Efficient Analysis of  Electromagnetic Problems,” PEIRS Pissa, Italy, March 2004.

 

·                    R. Chair, K. F. Lee, C. L. Mak, K. M.. Luk, and A. A. Kishk, “Wideband Shorted Half U-slot Patch Antennas,” PEIRS Pissa, Italy, March 2004.

 

·          G. Zheng, A.A. Kishk, A.W. Glisson, and A.B. Yakovlev ,”Simplified Feeding for Modified Printed Yagi Antenna ,” Journal of the Mississippi Academy of Sciences, vol. 49, no. 1, p.100, Beloxi MS, January 2004.

 

·          G. Zheng, A.A. Kishk, A.W. Glisson, and A.B. Yakovlev, ”Modified Periodically Matched Layers Method For Periodic Structures,” Journal of the Mississippi Academy of Sciences, vol. 49, no. 1, p.101, Beloxi MS, January 2004.

 

·          Ahmed A. Kishk,   “Dielectric resonator antenna elements for array applications,”  IEEE International Symposium on Phased Array Systems and Technology pp. 300-305, October 2003.

 

·                    Islam A. Eshrah, Ahmed A. Kishk, Alexander B. Yakovlev, Allen W. Glisson ,”Coupling of a Dielectric Body of Revolution to a Waveguide through a Slot in a Ground Plane,”  Progress In Electromagnetics Research Symposium 2003, Hawaii October 13-16 , pp.137, October 2003.

 

·                    Victor A. Klymko, Alexander B. Yakovlev, Ahmed A. Kishk, Allen W. Glisson , “Excitation of Circular Waveguides with Radial Coaxial Probe Feeds,”    Progress In Electromagnetics Research Symposium 2003, Hawaii October 13-16 , pp.61, October 2003.

 

·          Ahmed A. Kishk, “ Dielectric Resonator Antennas with Different Applications,”  9th International Symposium on Microwave and Optical Technology, Ostrava, Czech Republic, ISMOT 2003. p. 142, August 2003.

 

·          Ahmed A. Kishk,” Dielectric Resonator Antennas a Candidate for Radar Applications,” The Proceeding of the 2003 IEEE Radar Conference, Hantsville, Alabama, May 5-8, pp. 268-264, 2003.

 

·          Islam A. Eshrah*, Ahmed A. Kishk, Alexander B. Yakovlev, and A. W. Glisson,” Dielectric resonator antenna excited by waveguide slot for radar applications,” 2003 IEEE AP_S Int. Symposium, Columbus Ohio, vol. III, pp. 492-495 2003.

 

·          Guiping Zheng*, Ahmed A. Kishk, Alexander B. Yakovlev, and Allen W. Glisson,” Simplified Feeding for a modified printed Yagi antenna,” 2003 IEEE AP_S Int. Symposium, Columbus Ohio, vol. III, pp. 934-937, 2003.

 

·          Ahmed A. Kishk, “Electromagnetic scattering from BOR objects loaded with periodic conducting narrow strips using Asymptotic boundary conditions,” 2003 IEEE AP_S Int. Symposium, Columbus Ohio, vol. I, pp. 661-664, June 2003.

 

·          Ahmed A. Kishk, “Application of rotated sequential feeding for circular polarization bandwidth enhancement of planar array with single-fed DRA elements,” 2003 IEEE AP_S Int. Symposium, Columbus Ohio, vol. IV, pp. 664-667, June 2003.

 

·          G. Zheng, A.A. Kishk, A.W. Glisson, and A.B. Yakovlev ,”Performance of Bow Tie Slot Antenna Fed by a CPW Transmission Line with Tapered Transition ,” MAESC 2003 Conference, Memphis, TN, May , 2003.

 

·          Taninder S. Sijher and Ahmed A. Kishk, "Antenna Simulation from infinitesimal dipoles using Genatic Algorithms,” MAESC 2003 Conference, Memphis, TN, May , 2003

 

·          I.A. Eshrah, A.A. Kishk, A.B. Yakovlev, and A.W. Glisson,” Dielectric Resonator Antenna Excited by Slot on the Broadside Wall of Matched and Shorted Waveguide,”  MAESC 2003 Conference, Memphis, TN, May , 2003.

 

·          Saraswathi C. Kanta and Ahmed A. Kishk, EMPiCASSO® at Play,” MAESC 2003 Conference, Memphis, TN, May, 2003.

 

·          V.A. Klymko, A.B. Yakovlev, A.A. Kishk, and A.W. Glisson,”The Input Impedance of a Coaxial Probe in a Cylindrical Waveguide,” MAESC 2003 Conference, Memphis, TN, May , 2003.

 

·          Taninder S. Sijher and Ahmed A. Kishk, "Antenna Simulation from infinitesimal dipoles using Genatic Algorithms,” Sigma Xi and Research Poster Symposium, April 2003.

 

·          Swee Huat Ong, Ahmed A. Kishk and Allen W. Glisson, “Wideband and Dual-Band Loaded Monopole Dielectric Resonator Antenna,” 19th Annual Review of Progress in Applied Computational Electromagnetics, pp. 104-107, 2003.

 

·          Per-Simon Kildal and Ahmed A. Kishk, “EM Modeling of Surfaces with STOP or GO Characteristics Artificial Magnetic Conductors and Soft and Hard Surfaces, ” 19th Annual Review of Progress in Applied Computational Electromagnetics, pp. 445-454, 2003.

 

·          Ahmed A. Kishk, “ Circularly Polarized Dielectric Resonator Antenna, ” 19th Annual Review of Progress in Applied Computational Electromagnetics, pp. 260-263, 2003.

 

·          Taninder S. Sijher and Ahmed A. Kishk, "Antenna Simulation from infinitesimal dipoles using Genatic Algorithms,” Journal of the Mississippi Academy of Sciences, vol. 48, no. 1, p.76,  Hattiesburg, MS., January 2003.

 

·          Samatha Parupalli, Alexander B. Yakovlev, and Ahmed A. Kishk, "Natural modes of cylindrical dielectric and complex-media waveguides,” Journal of the Mississippi Academy of Sciences, vol. 48, no. 1, p.74, Hattiesburg, MS., January 2003.

 

·          Kishk, A. A., "Dielectric resonator antennas and their potential for millimeter applications,” Proceedings of 2002 Antenna Applications Symposium, Allerton Park, Monticello, Illinois, pp. 45-68, September 2002.

 

·          Jin Yu and Ahmed A. Kishk, “Wavelets Transform of the Method of Moments Matrix Arising from Electromagnetic Scattering From 2D Objects,” Conference Proceedings, ANTEM 2002, Symposium on Antennas Technology and Applied Electromagnetics, July 31-Aug. 2, St-Hubert, Quebec, CANADA, pp.183-186, 2002.

 

·          Ahmed A. Kishk and Kai-Fong Lee,” Design of a Small Size Microstrip Antenna Proximately Coupled to a Hook Shape Probe,” Conference Proceedings, ANTEM 2002, Symposium on Antennas Technology and Applied Electromagnetics, July 31-Aug. 2, St-Hubert, Quebec, CANADA, pp. 467-470, 2002.

 

·          Kishk, A.A.," Overview of Experimental and Numerical Work on Reducing Blockage From Cylinders," 2002 URSI Radio Science Meeting, p. 263, June 2002, (invited).

 

·          Ahmed A. Kishk, ”Tetrahedron and Triangular Dielectric Resonator Antenna with Wideband Performance,” 2002 IEEE Antennas and Propagation Int. Symposium, vol. 4, pp. 462-465, June 2002.

 

·          Ahmed A. Kishk, Allen W. Glisson, Xiao Zhang, ”Analysis of Dielectric Resonator Antennas Excited by a Coaxial Probe with Wideband Enhancement,” 2002 IEEE Antennas and Propagation Int. Symposium, vol. 1, pp. 568-571, June 2002.

 

·          Jin Yu and Ahmed A. Kishk, “Wavelets Transform of the Method of Moments Matrix Arising from Electromagnetic Scattering From 2D Objects,” ANTEM 2002.

 

·          Darko Kajfez and A. A. Kishk, ”Dielectric Resonator Antenna- Possible Candidate For Adaptive Antenna Arrays,” Proceedings VITEL 2002, International Symposium on Telecommunications, Next Generation Networks and Beyond, Portoroz, Slovenia, May 13-14, 2002.

 

·          Androw E. Simon and A. A. Kishk, ”Implementation of the Asymptotic Boundary Condition in the FDTD Method, “Sigma Xi and Research Poster Symposium, April 2002.

 

·          Swee H. Ong, A. A. Kishk, ”Bandwidth Enhancement of the Dielectric Resonator Antenna by Addition of Magnetic Materials,” Sigma Xi and Research Poster Symposium, April 2002.

 

·          Brian T. McDaniel, A. A. Kishk, C.E. Smith, ”Design, Construction, and Verification of an Automated Moveable Indoor Anechoic Chamber for Antenna Measurements,” Sigma Xi and Research Poster Symposium, April 2002.

 

·          Ahmed A. Kishk, ”Analysis of the truncated tetrahedron dielectric resonator antenna excited by a coaxial probe,”18th Annual Review of Progress in Applied computational Electromagnetics, March 2002.

 

·          Androw E. Simon and A. A. Kishk, ”Implementation of the Asymptotic Boundary Condition in the FDTD Method, “ Journal of the Mississippi Academy of Sciences, vol. 47, no. 1, p.70, Beloxi MS, January 2002.

 

·          Swee H. Ong, A. A. Kishk, A. W. Glisson, ”Bandwidth Enhancement of the Dielectric Resonator Antenna by Addition of Magnetic Materials,” Journal of the Mississippi Academy of Sciences, vol. 47, no. 1, p.71-72, Beloxi MS, January 2002.

 

·          Brian T. McDaniel, A. A. Kishk, C.E. Smith, ”Design, Construction, and Verification of an Automated Moveable Indoor Anechoic Chamber for Antenna Measurements,” Journal of the Mississippi Academy of Sciences, vol. 47, no. 1, p.72,  Beloxi MS, January 2002.

 

·          Ahmed A. Kishk, ”Analysis of the truncated tetrahedron dielectric resonator antenna excited by a coaxial probe,”18th Annual Review of Progress in Applied computational Electromagnetics, pp. 581-586, March 2002.  .

 

·          A. A. Kishk, D. Kajfez, and S. Chebolu, Resonant Frequency and Q-factor of Axi-symmetric Composite Microwave Cavities,” 17th Annual Review of Progress in Applied computational Electromagnetics, pp. 409-416, March 2001.

 

·          M. R. Abdul-Gafoor, H. Smith, A. W. Glisson, and A. A. Kishk, “Simple and Efficient Full Wave Analysis of Electromagnetic Coupling in Realistic RF Multilayer PCB Layouts using Cascaded Parallel Plate Waveguide Model,” 17th Annual Review of Progress in Applied computational Electromagnetics, pp. 409-416, March 2001.

 

·          A. W. Glisson, J. Shin, and A. A. Kishk,”On the E-PMCHW Integral Equations For  Conductors at Dielectric Interfaces in Two Dimensions,” National Radio Science Meeting, University of Colorado, Boulder, Colorado, p. 62, Jan. 2001.

 

·          Yan Yin, A. A. Kishk, A. W. Glisson,”Analysis of Conical Dielectric Resonator Antennas”, Journal of the Mississippi Academy of Sciences, vol. 46, no. 1, pp 70-71, Tupelo MS, February 2001.

 

·          Ching-Sia Lim and A. A. Kishk, ”Comparative analysis between conical and Gaussian horn,” Journal of the Mississippi Academy of Sciences, vol. 46, no. 1, p.71, Tupelo MS, February 2001.

 

·          Androw E. Simon and A. A. Kishk, ”Characteristics of circular dielectric rod loaded with conducting strips using the Asymptotic Strip Boundary Conditions,” Journal of the Mississippi Academy of Sciences, vol. 46, no. 1, pp.71-72, Tupelo MS, February 2001.

           

·          Jin Yu and A. A. Kishk, ”Use of The Symbolic Software in The Derivation of Green’s Function Due To A Source In A Grounded Dielectric Substrate,” Journal of the Mississippi Academy of Sciences, vol. 46, no. 1, p.72, Tupelo MS, February 2001.

 

·          Swee H. Ong, A. A. Kishk, A. W. Glisson, ”Annular Dielectric Resonator Loading A Monopole Antenna,”  Journal of the Mississippi Academy of Sciences, vol. 46, no. 1, p.69, Tupelo MS, February 2001.

 

·          Jin Yu and A. A. Kishk,” Wavelet application in Moment methods: A Review”, The University of Mississippi, Chapter of Sigma  Xi Graduate/Under Graduate Student Research Poster Symposium , April 23, 2001.

 

·          Yan Yin, A. A. Kishk, A. W. Glisson,”Bandwidth enhancement of conical dielectric resonator antennas”, The University of Mississippi, Chapter of Sigma  Xi Graduate/Under Graduate Student Research Poster Symposium , April 23, 2001

 

·          Ching-Sia Lim and A. A. Kishk, ”Numerical analysis of corrugated horn antenna with Gaussian profile,” The University of Mississippi, Chapter of Sigma  Xi Graduate/Under Graduate Student Research Poster Symposium , April 23, 2001

 

·          Androw E. Simon and A. A. Kishk, ”Analysis of guided circular dielectric rod loaded with conducting strips using the Asymptotic Strip Boundary Conditions,” The University of Mississippi, Chapter of Sigma  Xi Graduate/Under Graduate Student Research Poster Symposium , April 23, 2001

 

·          Swee H. Ong, A. A. Kishk, A. W. Glisson, ”Wideband loaded monopole antenna for mobile communications,” The University of Mississippi, Chapter of Sigma  Xi Graduate/Under Graduate Student Research Poster Symposium , April 23, 2001.

 

·          Ahmed A. Kishk, and L. Shafai,” Small low side lobe reflector antenna,” Accepted by International Symposium on Microwave and Optical Technology, ISMOT’01, Montreal 2001.

 

·          Ahmed A. Kishk,”Attractive features of 2D Analysis for some 3D problems of microwave circuits and antennas,” MAESC 2001 Conference, p. 22,  May 2001.

 

·          Yan Yin, A. A. Kishk, A. W. Glisson,”Bandwidth enhancement of conical shaped dielectric resonator antennas”, MAESC 2001 Conference, pp. 22-23, May 2001.

 

·          Ching-Sia Lim and A. A. Kishk,” Comparative analysis between conical and profiled horn antennas,”MAESC 2001 Conference, pp. 21-22, May 2001.

 

·          M. R. Abdul-Gaffoor, H. K. Smith, A. W. Glisson, and A. A. Kishk, "An aperture-based method for electromagnetic modeling of multilayer PCB structures", ICEAA 2001, Torino, Italy.

 

·          Ahmed A. Kishk, ”Method of Moments Solution for Strip_loaded Surfaces of Cylindrical Structures with Arbitrarily Shaped Cross-section Using The Asymptotic Boundary Conditions”, ICEAA 2001, Torino, Italy.

 

·          Ji Wang and A.A. Kishk,”Artificial Soft and Hard Surfaces and Their Applications in Electromagnetics: A review,”, Journal of the Mississippi Academy of Sciences, vol. 45, no. 1, p 86, Biloxi MS, January 2000.

 

·          Michael Morgan and A.A. Kishk,”Analysis of Circular Waveguide With Strips Loaded Walls Using Asymptotic Boundary Conditions,” Journal of the Mississippi Academy of Sciences, vol. 45, no. 1, pp 86-87, Biloxi MS, January 2000.

 

·          Xiao Zhang, A. A. Kishk, and A. W. Glisson,”Analysis of Dielectric Resonator Antennas Made of Different Dielectric Materials,”, Journal of the Mississippi Academy of Sciences, vol. 45, no. 1, p 87, Biloxi MS, January 2000.

 

·          Yan Yin, A. A. Kishk, A. W. Glisson,”Parametric Study of the Dielectric Resonator Antennas With Conical Shape”, Journal of the Mississippi Academy of Sciences, vol. 45, no. 1, pp 87-88, Biloxi MS, January 2000.      

 

·          Ji Wang and A.A. Kishk,”Applications of artificial Soft and Hard Surfaces in Electromagnetics,”, Sigma  Xi Symposium, April 2000.

 

·          Michael Morgan and A.A. Kishk,”Applications of the Asymptotic Boundary Conditions in the Analysis of Circular Waveguide With Strip Loaded Walls,”  Sigma  Xi Symposium, April 2000 (Best paper award in Engineering).

 

·          Xiao Zhang, A. A. Kishk, and A. W. Glisson,”Analysis of Dielectric Resonator Antennas Made of Different Dielectric Materials,”, Journal of the Mississippi Academy of Sciences, Sigma  Xi Symposium, April 2000..

 

·          Yan Yin, A. A. Kishk, A. W. Glisson,”Parametric Study of the Dielectric Resonator Antennas With Conical Shape”, Sigma  Xi Symposium, April 2000.

 

·          A. A. Kishk, ”Asymptotic boundary conditions for strip loaded surfaces and corrugated surfaces applied to cylindrical structures,” MAESC 2000 Conference, pp. 24-25, May 2000.

 

·          A. A. Kishk and M. Morgan, Analysis of Circular Waveguide With Strips Loaded Walls Using Asymptotic Boundary Conditions,” Proceeding of the IEEE SouthEastCon 2000, pp. 355-358, 2000.

           

·          A. A. Kishk and A. Goumileski,” Analysis of Strip line and Waveguide Discontinuities as a 2D-Problem using Finite Difference-Time Domain Method,” Proceeding of the IEEE SouthEastCon 2000, pp. 289-292, April 2000.

 

·          K. R. Engala, A. A. Kishk and D. Kajfez , “Simple Computation of the Coupling Coefficient Due to a Rectangular Current Loop For Loaded Coircular Cavities,”Proceeding of the IEEE SouthEastCon 2000, pp. 278-2281, April 2000.

 


·          A. A. Kishk, ”Asymptotic boundary conditions for scattering from transversely corrugated cylinders,” 2000 IEEE Antennas and Propagation Int. Symposium, July 2000.

 


·          Joon Shin, A. A. Kishk and A.W. Glisson,”Analysis of rectangular dielectric resonator antennas excited through a slot over a finite ground plane,” 2000 IEEE Antennas and Propagation Int. Symposium, July 2000.

 

·          Joon Shin, A. W. Glisson and A. A. Kishk,”Analysis of combined conducting and dielectric structures of arbitrary shapes using an E-PMCHW integral equation formulation,”  2000 IEEE Antennas and Propagation Int. Symposium, July 2000.

 

·          A. A. Kishk, A. W. Glisson, and Yan Yin,”Numerical analysis of biconical dielectric resonator antenna for wideband applications,” Conference Proceedings, Symposium on Antenna Technology and Applied Electromagnetics, Antem 2000, pp. 183-186, August 2000.

 

·          Kishk, A. A,  ”Antenna design at the University of Mississippi,” The 1999 Memphis area Engineering Societies Conference, MAESC’99, May 13,1999.

 

·          Kishk, A. A,  Jingyang Chen, and Allen W. Glisson,”A 3D interpolation model for the calculation of the Sommerfeld integrals to analyze dielectric resonator in a multilayered medium,”  XXVI General Assembly of International Union of Radio Science, August 13-21, 1999, Toronto Canada.

 

·          F. Chen, A. W. Glisson, and A. A. Kishk, “Resonant frequency and Q-factor computation for multi-region dielectric resonator antenna structures,” 1999 URSI Radio Science Meeting, Orlando, Florida, July, 1999.

 

·          Ahmed A. Kishk, and Per-Simon Kildal, “Asymptotic Boundary Conditions for Strip_loaded Surfaces of Cylindrical Structures with Arbitrarily Shaped Cross-section,” 1999 APS International Symposium, Orlando, Florida, July, 1999.

 

·          Ahmed A. Kishk, ”Scattering from Transversely Corrugated Cylindrical Structures with Arbitrarily Shaped Cross-Sections Using Asymptotic Boundary Conditions, Proceeding of the International Conference on Electromagnetics in Advanced Applications (ICEAA 99), pp. 607-610, Torino, Italy.

 


·          D. Kajfez, S. Chebolu, A. A. Kishk, and M.R. Abdul-Gaffoor, ”Temprature-Stable Design of Composite Microwave Cavities,” 7th International Symposium on Recent Advances in Microwave Technology 1999, Malaga, Spain.

 

            ·          Ahmed A. Kishk,”Multi-Purpose Code for The Design and Analysis of Axi-Symmetric Antennas, Scatterers and Resonators,” 7th International Symposium on Recent Advances in Microwave Technology 1999, Malaga, Spain

 

            ·          A. A. Kishk, A. W. Glisson, and G. P. Junker, ,"Study of Broadband Dielectric Resonator Antenna," Proceedings of 1999 Antenna Applications Symposium, Allerton Park, Monticello, Illinois, pp. 45-68, September 1999

 

            ·          G. P. Junker, A. A. Kishk, and A. W. Glisson,"Dielectric resonator antena elements with enhanced bandwidth, " 1998 URSI Radio Science Meeting, Atlanta, June, p. 264, 1998

                                                                                                                                   

            ·          A. J. Movahedi, A.W. Glisson, and A. A. Kishk,” Analysis of arbitrily shaped dielectric resonator antenna structures,” 1998 URSI Radio Science Meeting, Atlanta, June, p. 265, 1998

 

            ·          Robert Leijon, P-S. Kildal, and A. A. Kishk, "Analysis of a rotationally symmetric celular phone with a monopole antenna," EuMC96

 

            ·          Ahmed A. Kishk,”An Interactive Package for Microstrip Antenna Arrays With Mutual  Coupling,” 1997 IEEE Antennas and Propag. Int. Symposium, July 1997.

 

            ·          Peter Slattman, Per-Simon Kildal and Ahmed A. Kishk,”Radiation from patches on grounded cylindrical substrates with arbitrary cross-section,” 1997 IEEE Antennas and Propagation International Symposium, July 1997.

 

            ·          A. A. Kishk, P.-S. Kildal, A. Monorchio, G. Manara and Z. Sipus,”Validation of the Asymptotic Corrugation Boundary Condition for Circular Cylinders with Dielectric Filled Corrugations,” 1997 IEEE Antennas and Propag. Int. Symposium, July 1997.

 

            ·          A. Goumileski and Ahmed A. Kishk, Analysis of stripline and waveguide discontinuties as a 2D-problem using finite difference-Time domain method,” Sigma  Xi Symposium, April 1997.

 

            ·          Peter Slattmman and Ahmed A. Kishk,”Radiation from patches on grounded cylindrical substrates with arbitrary cross-section,” Sigma Xi Symposium, April 1997.

 

            ·          P. Slattman, A. A. Kishk, P-S. Kildal,” Analysis of radiation from linear microstrip array antenna including radome and back structure,” Cost 260, Dubrovnik, Croatia, 1997.

 

            ·          L. Shafai, A.A. Kishk, and A. Sebak, “Near Field Focusing of Apertures and reflector antennas,,” 97 IEEE Wescanex Communications, Power and Computing, pp. 246-251, May 1997, Winnipeg, Canada.

 

·          G. P. Junker, A. A. Kishk, and A. W. Glisson,"Rapid parametric study of antennas using moment method,"  ACES Conference Proceedings, vol. II, pp. 784-791, 1996.

 

·          G. P. Junker, A. W. Glisson, and A. A. Kishk,"On the Suitability of simple voltage models for the study of mutual coupling effects," ACES Conference Proceedings, vol. II, pp. 842-849, 1996.

 

·          A. A. Kishk and Per_Simon Kildal," Asymptotic boundary conditions for strip-loaded scatterers applied to circular dielectric cylinders under oblique incidence," EEE Antennas and Propagation International Symposium, Volume Two, pp. 860-863, July 21-26, 1996.

 

·          A. A. Kishk and Per_Simon Kildal," An asymptotic boundary conditions for corrugated surfaces and its application to calculate scattering from circular cylinders with dielectric filled corrugations," EEE Antennas and Propagation International Symposium, Volume Three, pp. 1820-1823, July 21-26, 1996.

 

·          Zvonimir Sipus, P-S. Kildal, and A. A. Kishk,"Green's functions for strip-loaded grounded dielectric slab derived without using Floquet mode expansion," IEEE Antennas and Propagation International Symposium, Volume Three, pp. 2004-2007, July 21-26, 1996.

 

·          Jonas Flodin, Per-Simon Kildal and A. A. Kishk, "Moment method design of a large S/X band corrugated horn," IEEE Antennas and Propagation International Symposium, Volume Three, pp. 2030-2033, July 21-26, 1996.

 

·          Per_Simon Kildal, Zhinong Ying, and A. A. Kishk, "New corrugated soft surface feeds for reflector antennas," URSI Genetal assembly meeting in Lille France, 1996.

 

·          Per_Simon Kildal, A. A. Kishk and Zvonimir Sipus,, "Asymptotic boundary conditions for strip-loaded and corrugated surfaces and waveguides," URSI Genetal assembly meeting in Lille France, 1996.

 

·          Per_Simon Kildal, Zvonimir Sipus, Zhinong Ying, and A. A. Kishk, "Progress report on research with soft and hard surfaces for electromagnetic waves," RVK96 Lulea.

 

·          Zheng, W. P., A. A. Kishk, and C. E. Smith, "A Model for wire antennas protruding through a multilayer medium," presented at Southeastern Symposium on System Theory, Starkville, Mississippi State University, March 12-14 1995.

 

·          W. P. Zheng, C. E. Smith, and A. A. Kishk, "Longitudinal current distribution on cylindrical antennas in a multilayer medium," presented at The University of Mississippi Sigma Xi and Office of Research Graduate Student Research Symposium, March 1995.

 

·          Z. Ying, P.-S. Kildal, and A. A. Kishk, "Study on the bandwidth of some artificially soft surfaces," presented at IEEE Antennas and Propagation International Symposium, Pasadena CA, June 1995.

 

·          J. Hansen, A. A. Kishk, P.-S. Kildal, and O. Dahlsjo, "High performance reflector hat antenna with very low sidelobes for radio link applications," presented at IEEE Antennas and Propagation International Symposium, Pasadena CA, June 1995.

 

·          A. A. Kishk,  and P.-S. Kildal, "Radiation from 3D sources in the presence of 2D composite objects," presented at IEEE Antennas and Propagation International Symposium, Pasadena CA, June 1995.

 

·          G. Junker, A. W. Glisson, and A. A. Kishk, "Mutual coupling effects and radiation characteristics of a linear array of dielectric resonator elements fed by coaxial probes," presented at IEEE Antennas and Propagation International Symposium, Pasadena CA, June 1995.

 

·          Per_Simon Kildal, Zhinong Ying, Zvonimir Sipus, Johan Salomonsson, and A. Ahmed Kishk, "Theoretical and Experimental Study of Corrugations and other Types of Soft and Hard Surfaces in Antenna Design,"  Gigahertz95, Gothenburg, Sweden.

 

·          Per_Simon Kildal, John Sanford, Martin Johansson, Zvonimir Sipus, Oscar R. Lopez, Jonas Flodin, Jonas Hansen, Olof Dahlsjö, and Ahmed Kishk," Analysis and design of reflector, feed, and lens antennas at Chalmers," Gigahertz95, Gothenburg, Sweden.

 

·          John Sanford, Per_Simon Kildal, Peter Slättman, Zvonimir Sipus, Björn Lindmark, Ahmed Kishk, and Robert Lagerholm, "Analysis and Design of Microstrip Antennas at Chalmers," Gigahertz95, Gothenburg, Sweden.

 

·          Chen, J., A. A. Kishk, and A.W. Glisson, "Electromagnetic scattering from a conducting object of arbitrary shape embedded in a multilayered medium," presented at The University of Mississippi Sigma Xi and Office of Research Graduate Student Research Symposium, February 1994.

 

·          Zhou, G. A. A. Kishk, and A.W. Glisson," Analysis of a hemispherical dielectric resonator antenna excited by a coaxial probe or slot aperture," presented at The University of Mississippi Sigma Xi and Office of Research Graduate Student Research Symposium, February 1994.

 

·          Junker, G.P., A. A. Kishk, and A.W. Glisson, "Input Impedance of an aperture coupled dielectric resonator antenna," presented at the 1994 AP-S International Symposium, Seattle, June 1994.

 

·          Chen, J., A. A. Kishk, and A.W. Glisson, "Electromagnetic scattering from a conducting object of arbitrary shape embedded in a multilayered medium," presented at the 1994 AP-S International Symposium, Seattle, June 1994.

 

·          A.A. Kishk and Per-Simon Kildal, "Wideband enhancement of coated metallic hard struts by using magnetic materials," presented at the 1994 AP-S International Symposium, Seattle, June 1994.

 

·          H. Moheb, A.A. Kishk, L. Shafai, and M. Barakat, "Effect of phase center location on performance of an EHF communication offset reflector antenna," presented at the 1994 AP-S International Symposium, Seattle, June 1994.

 

·          G. P. Junker, A. A. Kishk,  A. W. Glisson, and D. Kajfez, "A critical study pertaining to the effect of fabrication imperfections for ground plane backed coaxial probe fed dielectric resonator antennas," presented at  ANTEM'94, Ottawa, Canada, August 1994.

 

·          A. A. Kishk, "S2DS method: Solving the harmonic 2D problem using the moment method," Conference C1.232, Triangle Meeting, FOA 3, Linkoping, October 5, 1994.

 

·          A. A. Kishk, Per-Simon Kildal and Peter Slattman, "Radiation patterns of waveguide slot antennas with an outer structure having arbitrary cross-sectional shape and material combination using the moment method and the S2DS approach," Co-Operation in Science and Technology of the European countries in phased array antennas COST 245, Ankara, Turkey, October 18-20, 1994.

 

·          Gordon, R., and A. A. Kishk,"An efficient finite element method for determining the scattering from lossy cylinders using the impedance boundary condition and an absorbing boundary condition due to oblique incident," presented at the 9th   Annual Review of Progress in Applied Computational Electromagnetic, Conference Monterey, California, March 1993.

 

·          Kishk, A. A., A. Ittipiboon, Y.M.M. Antar, and M. Cuhaci, "Dielectric resonator antennas fed by a slot in the ground plane of a microstrip line,"  presented at the ICAP'93, Antennas and Propagation, April 1993.

 

·          Kishk, A. A., "General transmission line for spherical annular microstrip antenna," presented at the AP-S International Symposium, Ann Arborn, Michigan, July 1993.

 

·          Junker, G.P., A. A. Kishk, and A.W. Glisson,"MoM solution of wire radiators coupled to dielectric bodies of revolution," presented at the 1993 AP-S International Symposium, Ann Arborn, Michigan, July 1993.

 

·          Kishk, A. A., A. W. Glisson, and D. Kajfez,"Computed resonant frequency and far fields of isolated dielectric discs," presented at the 1993 AP-S International Symposium, Ann Arborn, Michigan, July 1993.

 

·          Zhou, G., A. A. Kishk, and A. W. Glisson, "Input impedance of a spherical dielectric resonator antenna excited by a coaxial probe," presented at the 1993 AP-S International Symposium, Ann Arborn, Michigan, July 1993

 

·          Per-Simon Kildal, A.A. Kishk, and K. Forooraghi, "Thick solid blockage-free struts realized by using a hard surface," Presented at 1993 AP-S International Symposium, Ann Arborn, Michigan, July 1993.

 

·          Kishk, A. A. and R. Gordon, "Electromagnetic scattering from conducting bodies of revolution coated with thin magnetic materials," presented at the 9th  COPUMAG Conference on the Computational of Electromagnetic Fields, Miami, Florida, November 1993. 

 

·          Kishk, A. A., Y. M. M. Antar, "Forward and backscattering by axisymmetric targets,"  presented at the 9th COPUMAG Conference on the Computational of Electromagnetic Fields, Miami, Florida, July 1993.

 

·          Kishk, A. A. and B. S. Moumnehm, "Gain enhancement of circular waveguide antenna using dielectric disc," presented at the IEEE Southeastcon'92, April 14, 1992.

 

·          Kasraian, M. K., A. A. Kishk, and M. Tew, "Radiation characteristics of loaded shaped splash plate antenna," presented at the IEEE Southeastcon'92, April 14, 1992.

 

·          Huang, W., A. W. Glisson, and A. A. Kishk, "Electromagnetic characteristics of a thick monopole antenna with dielectric loading," presented at the IEEE Southeastcon'92, April 14, 1992.

 

·          Glisson, A. W., P. M. Goggans, and A. A. Kishk, "Electromagnetic scattering by bodies with complete or partial material coatings of varying thickness,"  presented at  7th Annual Review of Progress in Applied Computational Electromagnetic, Conference Monterey, California, March 1992.

 

·          Kishk, A. A., and M. R. Zunoubi, "Analysis of the dielectric disc antennas above a grounded dielectric substrate," presented at the 1992 AP-S Int. Symposium, Chicago, June 1992.

 

·          Kishk, A. A., P.-S. Kildal and P. M. Goggans, "Analysis of dielectric coated metallic hard struts using equivalent surface currents at all surfaces," presented at the 1992 AP-S International Symposium, Chicago, June 1992.

 

·          Goggans, P. M., S, Shu, and A. A. Kishk, "Computations of the cutoff wavenumbers of arbitrarily shaped waveguides," presented at the 1992 URSI Meeting, Chicago, June 1992.

 

·          Goggans, P. M., S, A. W. Glisson, A. A. Kishk, and B. S. Yang,"The 'Inside out' integral equation formulation for multi-region scatterers," presented at the 1992 URSI Meeting, Chicago, June 1992.

 

·          Gordon, R., and A. A. Kishk, "An efficient finite element method for determining the scattering from lossy cylinders using the impedance boundary condition and an absorbing boundary condition," presented at the 1992 URSI Meeting, Chicago, June 1992.

 

·          Kishk, A. A., Y. M. M. Antar,"Forward and backscattering by symmetric and partially symmetric targets," Presented at the AMCES, Alexandria, Egypt, December 1992.

 

·          Kishk, A. A., F. Alonso Monferrer, and A. W. Glisson,"Modeling of arbitrary shaped microstrip circuits in a two-layered medium," presented at the AMCES,  Alexandria, Egypt, December 1992.

 

·          Ke, Bin and A. A. Kishk,"Input impedance and radiation pattern of spherical circular microstrip antennas," presented at the 1991 AP-S Int. Symposium, June, 1991.

 

·          Goggans, P. and A. A. Kishk,"Scattering from two dimensional composite objects using a mixture of boundary conditions," presented at the 1991 North American Radio Science Meeting, June 1991.  

 

·          Goggans, P., A. A. Kishk, and A. W. Glisson, "The use of "Near-Self" impedance elements in the MM solution for scattering from composite bodies with thin features," presented at the 1991 AP-S Int. Symposium, June 1991.

 

·          Alonso Monferrer, F. and A. A. Kishk, "Green's functions analysis of planar thin wire structures in a two layer grounded medium,"  Presented at the 1991 AP-S International Symposium, June 1991.

 

·          ST. Martin, J. T. H., Y. M. M. Antar, A. A. Kishk, A. Ittipiboon, and M. Cuhaci, "Aperture-coupled dielectric resonator antenna," Presented at the 1991 AP-S International Symposium, June 1991.

 

·          Kishk, A. A,"Impedance boundary conditions in electromagnetic scattering and radiation," presented at PIERS 1991, July 1991.

 

·          Sebak, A., G. E. Bridges, L. Shafai, and A. A. Kishk, "Applications of the impedance boundary conditions to scattering and radiation by complex structures," presented at PIERS 1991, July 1991.

 

·          Parrikar, R. P., A. A. Kishk, and A. Z. Elsherbeni, "Electromagnetic scattering from eccentric circular cylinders," presented at PIERS 1991, July 1991.

 

·          Parrikar R. P., A. A. Kishk, and A. Z. Elsherbeni, "Scattering from an impedance cylinder embedded in a nonconcentric dielectric cylinder,"  presented at the 1990 Southeastcon, April 1990.

 

·          Parrikar R. P., A. A. Kishk, and A. Z. Elsherbeni, "Scattering from a dielectric cylinder embedded in a nonconcentric dielectric cylinder,"  presented at Mississippi Academy of Sciences, February 1990.

 

·          Kishk, A. A., "Surface integral formulations for impedance scatterers in the presence of pure dielectrics," presented at the 1990 URSI Radio Science Meeting,  May 1990.

 

·          Elsherbeni, A. Z. and A. A. Kishk, "Scattering from N parallel circular dielectric cylinders," presented at the 1990 URSI Radio Science Meeting, May 1990.

 

·          Antar, Y. M. M., S. R. Mishra, A. A. Kishk, "Calibration targets for polarimetric RCS measurements," presented at the 1990 URSI Radio Science Meeting, May 1990.

 

·          Kishk, A.A., A.W. Glisson, and P. Goggans, "Scattering from conductors partially coated by thin materials," presented at ANTEM '90, Antenna Technology and Applied Electromagnetic, Winnipeg, Manitoba, Canada, 1990.

 

·          Bridges, G.L., L. Shafai, and A.A. Kishk, "MOM analysis of a cavity-fed shaped-beam reflector antenna, " presented at  ANTEM '90, Antenna Technology and Applied Electromagnetic, Winnipeg, Manitoba, Canada, 1990.

 

·          Kishk, A.A., A. Bridges, A. Sebak, and L. Shafai, "Integral equation solution of scattering from partially coated conducting bodies of revolution," presented at The Fourth Biennial IEEE Conference on Electromagnetic Field Computation, Oct. 22-24, 1990.  Toronto, Ontario, Canada.

 

·          Bridges, G., M. Abouzahra, A. A. Kishk, and L. Shafai,"Radar cross section calculation of partially coated conducting bodies," presented at 5th Annual Review of Progress in Applied Computational Electromagnetic, Conference Monterey, California, March 20_24, 1989.

 

·          Shafai, L. and A. A. Kishk,"Numerical design and evaluation of small primary feeds," presented at QMC Antenna Symposium, April 10_11, 1989, London, England (Invited).

 

·          Antar. Y. M.M. and A.A. Kishk,"The scattering of electromagnetic waves from targets with composite dielectric and metallic surfaces," presented at the 1989 IEEE AP_S International Symposium,  San Jose, CA., June 1989.

 

·          Kishk, A. A., A. A. Sebak, and L. Shafai, "Electromagnetic response of a coated body of revolution in the field of a loop," presented at the 1989 URSI Radio Science Meeting, San Jose, CA, June 1989.

 

·          Kishk, A. A. and Y. M. M. Antar,"Theoretical and experimental investigation of polarization scattering from various targets in the resonance region," presented at Progress in Electromagnetic Research Symposium,  July 25_26, 1989.

 

·          Elsherbeni, A. and A. A. Kishk,"Scattering from multiple imperfectly conducting parallel circular cylinders," presented at Progress in Electromagnetic Research Symposium, July 25_26, 1989.

 

·          Shafai, L., A. A. Kishk, A. A. Sebak, and H. Moheb, "Computer_Aided design software for reflector antenna feeds and scatterers," presented at the IEEE Proceedings Conference on Antennas and Communications MONTECH'89, 1989.

 

·          Kishk, A. A., "Optimum coaxial cavity horn for high aperture efficiency and low cross_polarization," presented at the 1988 IEEE AP_S International Symposium, Syracuse University, June, 1988.

 

·          Kishk, A. A., "Scattering from surface impedance objects coated with pure dielectrics," presented at the 1988 URSI Radio Science Meeting, Syracuse University, June, 1988.

 

·          Kishk, A. A. and Elsherbeni, A., "Cylindrical dielectric cavity antenna loaded by a beam forming ring," presented at the 1988 IEEE AP_S International Symposium, Syracuse University,  June 1988.

 

·          Kishk, A. A.,"Scattering from surface impedance sphere coated with dielectric materials," ANTEM'88, Winnipeg Canada, August 1988

 

·          Kishk, A. A., Antar, Y. M. M., Shafai, L. and Allan, L. E., "Radar cross_section of dielectric bodies with partially thin conducting coating," presented at ANTEM'88, Winnipeg Canada, August 1988.

 

·          Kishk, A.A., and Shafai, L., "Numerical analysis of wraparound antennas for missiles application," presented at the 1987 International Union of Radio Science Meeting, Boulder, Colorado,  Jan. 12_15, 1987.

 

·          Kishk, A.A., and Shafai, L., "Improving of solution accuracy for dielectric bodies using method of moments"  presented at the 1987 IEEE AP_S International Symposium,  June, 1987.

 

·          Kishk, A.A., Antar, Y.M.M., Shafai, L., and Allan, L.E., "Comparison between experimental and numerical results of electromagnetic scattering from lossy dielectric objects," presented at the 1987 IEEE AP_S Int. Symposium, June 1987.

 

·          Kishk, A.A., Ahn, B. C., and Auda, H. A.," Radiation characteristics of cylindrical dielectric resonator antennas," presented at the IEEE Southeastcon'88, April 1988.

 

·          Kishk, A.A., and Shafai, L.,  "Gain optimization of short_backfire antenna with different excitation types,"  presented at the IEEE AP_S Int. Symposium, 1986.

 

·          Kishk, A.A., and Shafai, L.,  " Effect of dielectric disks on the gain of antennas over a finite reflector," presented at the IEEE AP_S International Symposium,  1986.

 

·          Kishk, A.A., and Shafai, L., "Radiation characteristics of short dielectric rod antennas," presented at the IEEE AP_S International Symposium, 1986.

 

·          Shafai, L., Kishk, A.A., Bridges, E., and Smegal, R., "Performance of MSAT vehicular antenna systems,"  presented at the IEEE AP_S Int. Symposium, 1986.

 

·          Kishk, A.A., and Shafai, L., "Effect of wall thickness and aperture size on the radiation characteristics of circular waveguides,"  presented at ANTEM'86, Antenna Technology and Applied Electromagnetic, Aug. 13_14, 1986.

 

·          Kishk, A.A., Antar, Y.M.M., Shafai, L., and Allan, L.E., "Electromagnetic scattering from dielectric bodies of revolution:  Theoretical and experimental results," presented at ANTEM'86, Antenna Technology and Applied Electromagnetic, Winnipeg, Manitoba, Canada, Aug. 13_14, 1986.

 

·          Kishk, A.A., and Shafai, L., "Radiation characteristic of circular microstrip feed," presented at the IEEE Montech '86 Conference on Antenna and Communications, Montreal, Sept. 29_Oct. 1, 1986.

 

·          Kishk, A.A., and Shafai, L., "Electromagnetic scattering from coated conducting bodies of revolution," presented at the IEEE Montech '86 Conference on Antenna and Communications, Montreal, Sept. 29_Oct. 1, 1986.

 

·          Kishk, A.A., and Shafai, L., "Experimental and numerical investigation of stacked circular microstrip antennas," presented at ANTEM'86, Antenna Technology and Applied Electromagnetic, Winnipeg, Manitoba, Canada, Aug. 13_14, 1986.

 

·          Kishk, A.A., and Shafai, L., "E_field, H_field and combined field solution for multi_bodies of revolution," presented at the IEEE AP_S Int. Symposium, 1985.

 

·          Kishk, A.A., and Shafai, L., "Effect of dielectric constant on the solution of dielectric bodies of revolution using different formulation types,"  presented at the IEEE AP_S International Symposium,  1985.

 

·          Kishk, A.A., and Shafai, L., "Numerical solution of circular microstrip antennas and their mode excitation," presented at the IEEE AP_S International Symposium 1985.

 

·          Shafai, L., Kishk, A.A., and Sanad, M.S.A., "High performance satellite ground station antennas," presented at the Microelectronics Conference and Exhibition, MICONEX '85 in Winnipeg, Manitoba, Canada, May, 1985.

 

·          Kishk, A.A., and Shafai, L., "Phase center of wide angle corrugation horns and its dependence on corrugation geometry," presented at the 10th Antennas Symposium at QMC, England, May, 1984.

 

·          Kishk, A.A., Shafai, L., and Rao, K.S., "Optimum phase center of primary feeds and dependence of its location on the corrugation shape," presented at  the IEEE AP_S International Symposium,  1984.

 

·          Shafai, L., Kishk, A.A., Ittipiboon, A., and Bridges, E., "Performance of corrugated feeds with simple corrugation shapes," presented at the IEEE 1983 AP_S International Symposium, Houston, Texas, 1983.

 

·          Shafai, L., Ittipiboon, A., Bridges, E., Kishk, A.A., and Sanad, M.S.A., "Single_band high performance and low cost earth station antennas," presented at the Satellite Communication Conference SCC, pp. 16.1.1_16.1.3., 1983.

                                               

·          Shafai, L., Ittipiboon, A., Bridges, E., Kishk, A.A., and Rao, K.S., "Studies on the performance and optimization of co-axial feeds for reflector antennas," presented at the International Electrical, Electronics Conference and Exposition, Sept., 1983.