Send requests for copies to nikolova [at] ieee [dot] org

July 06, 2011

 

PUBLICATIONS

 

Journal papers (names of trainees in bold)

 

(accepted)

1.     R.K. Amineh, M. Ravan, N.K. Nikolova, and A. Khalatpour, “Three-dimensional near-field microwave holography using reflected and transmitted signals,” IEEE Trans. Antennas Propagat. (June 2, 2011).

 

(published)

2.     A. Khalatpour, R.K. Amineh, M.H. Bakr, N.K. Nikolova, and J.W. Bandler, “Accelerating input space mapping optimization with adjoint sensitivities,” IEEE Microw. Wireless Comp. Lett., vol. 21, No. 6, pp. 280–282, Jun. 2011.

3.     R.K. Amineh, M. Ravan, A. Trehan, and N.K. Nikolova, “Near-field microwave imaging based on aperture raster scanning with TEM horn antennas,” IEEE Trans. Antennas Propagat., vol. 59, No. 3, pp. 928–940, Mar. 2011.

4.     Y. Zhang, N.K. Nikolova, and M.H. Bakr, “Input impedance sensitivity analysis of patch antenna with discrete perturbations on method-of-moment grids,” Applied Computational Electromagnetics Society Journal, vol. 25, No. 10, pp. 867–876, Oct. 2010.

5.     A.G. Radwan, M.H. Bakr, and N.K. Nikolova, “Transient adjoint sensitivities for discontinuities with Gaussian material distributions,” Progress In Electromagnetics Research B, vol. 27, pp. 1–19, 2010.

6.     L. Liu, A. Trehan, and N.K. Nikolova, “Near-field detection at microwave frequencies based on self-adjoint response sensitivity analysis,” Inverse Problems, vol. 26, 105001, 2010.

7.     M. Ravan, R.K. Amineh, and N.K. Nikolova, “Two-dimensional near-field microwave holography,” Inverse Problems, vol. 26, 055011, 2010.

8.     M. Ravan, R.K. Amineh, S. Koziel, N.K. Nikolova, and J.P. Reilly “Sizing of 3-D arbitrary defects using magnetic flux leakage measurements,” IEEE Trans. Magnetics, vol. 46, No. 4, pp. 1024–1033, Apr. 2010.

9.     M. Ravan, R.K. Amineh, S. Koziel, N.K. Nikolova, and J.P. Reilly, “Sizing of multiple cracks using magnetic flux leakage measurements,” IET Science, Meas. & Tech., vol. 4, No. 1, pp. 1–11, Jan. 2010.

10.  L. Liu, N.K. Nikolova, and N.T. Sangary, “Evaluation of the specific absorption rate and the temperature rise in the human eyes with account for resonance,” IEEE Trans. Microwave Theory Tech., vol. 57, No. 12, pp. 3450–3460, Dec. 2009.

11.  M.M. El-Desouki, S.M. Abdelsayed, M.J. Deen, N.K. Nikolova, and Y.M. Haddara, “The impact of on-chip interconnections on CMOS RF circuits,” IEEE Trans. Electron Devices, vol. 56, No. 9, pp. 1882–1890, Sep. 2009.

12.  A. Khodayari-Rostamabad, J.P. Reilly, N.K. Nikolova, J.R. Hare, and S. Pasha, “Machine learning techniques for the analysis of magnetic flux leakage images in pipeline inspection,” IEEE Trans. Magnetics, vol. 45, No. 8, pp. 3073–3084, Aug. 2009.

13.  P. Zhao, M.H. Bakr, and N.K. Nikolova, “Adjoint first order sensitivities of transient responses and their applications in the solution of inverse problems,” IEEE Trans. Antennas Propagat., vol. 57, No. 7, pp. 2137–2146, July 2009.

14.  N.K. Nikolova, X. Zhu, Y. Song, A. Hasib, and M.H. Bakr, “S-parameter sensitivities for electromagnetic optimization based on volume field solutions,” IEEE Trans. Microwave Theory Tech., vol. 57, No. 6, pp. 1526–1538, Jun. 2009.

15.  R.K. Amineh, A. Trehan, and N.K. Nikolova, “TEM horn antenna for ultra-wide band microwave breast imaging” Progress In Electromagnetic Research B, vol. 13, pp. 59–74, 2009.

16.  P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “Efficient transmission line modeling sensitivity analysis exploiting rubber cells,” Progress In Electromagnetic Research B, vol. 11, pp. 223–243, 2009.

17.  P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “Time-domain sensitivity analysis of planar structures using first-order one-way wave equation boundaries,” Int. J. of Numerical Modelling: Electronic Networks, Devices and Fields, vol. 21, No. 5, pp. 287–296, Sep./Oct. 2008.

18.  Y. Song and N.K. Nikolova, “Memory efficient method for wideband self-adjoint sensitivity analysis,” IEEE Trans. Microwave Theory Tech., vol. 56, No. 8, pp. 1917–1927, Aug. 2008.

19.  R.K. Amineh, S. Koziel, N.K. Nikolova, J.W. Bandler, and J.P. Reilly, “A space mapping methodology for defect characterization from magnetic flux leakage measurements,” IEEE Trans. Magnetics, vol. 44, No. 8, pp. 2058-2065, Aug. 2008.

20.  P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “Theory of self-adjoint S-parameter sensitivities for lossless nonhomogeneous transmission-line modeling problems,” IET Microw. Antennas Propag., vol. 2, No. 3, pp. 211–220, Apr. 2008.

21.  R.K. Amineh, N.K. Nikolova, J.P. Reilly, and J.R. Hare, “Characterization of surface breaking cracks using one tangential component of magnetic leakage field,” IEEE Trans. Magnetics, vol. 44, No. 4, pp. 516–524. Apr. 2008.

22.  Y. Song, N.K. Nikolova, and M.H. Bakr, “Efficient time-domain sensitivity analysis using coarse grids,” Applied Computational Electromagnetics Society Journal, vol. 23, No. 1, pp. 5–15, Mar. 2008.

23.  Y. Song, Ying Li, N.K. Nikolova, and M.H. Bakr, “Self-adjoint sensitivity analysis of lossy dielectric structures with electromagnetic time-domain simulators,” Int. J. of Numerical Modelling: Electronic Networks, Devices and Fields, vol. 21, No. 1–2, pp. 117–132, Jan.–Apr. 2008.

24.  H.M. Jafari, M.J. Deen, S. Hranilovic, and N.K. Nikolova, “Co-polarized and cross-polarized antenna arrays for breast cancer detection,” IET Microw. Antennas Propag., vol. 1, No. 5, pp. 1055–1058, Oct. 2007.

25.  D. Li, J. Zhu, N.K. Nikolova, M.H. Bakr, and J.W. Bandler, “Electromagnetic optimization using sensitivity analysis in the frequency domain,” IET Microw. Antennas Propag., vol. 1, No. 4, pp. 852–859, Aug. 2007.

26.  S.M. Ali, N.K. Nikolova, and M.H. Bakr, “Semi-analytical approach to sensitivity analysis of lossy inhomogeneous structures,” Applied Computational Electromagnetics Society Journal, vol. 22, No. 2, pp. 219–227, July 2007.

27.  H.M. Jafari, M.J. Deen, S. Hranilovic, and N.K. Nikolova, “A study of ultra-wideband antennas for near-field imaging,” IEEE Trans. Antennas Propagat., vol. 55, No. 4, pp. 1184–1188, Apr. 2007.

28.  J. Zhu, J.W. Bandler, N.K. Nikolova, and S. Koziel, “Antenna optimization through space mapping,” IEEE Trans. Antennas Propagat., vol. 55, No. 3, pp. 651–658, Mar. 2007.

29.  M. Swillam, M.H. Bakr, N.K. Nikolova, and X. Li, “Adjoint sensitivity analysis of dielectric discontinuities using FDTD,” Electromagnetics, vol. 27, No. 2, pp. 123–140, Feb. 2007.

30.  M.A. El Sabbagh, M.H. Bakr, and N.K. Nikolova, “Sensitivity analysis of the scattering parameters of microwave filters using the adjoint network method,” Int. J. RF and Microwave Computer-Aided Engineering, vol. 16, No. 6, pp. 596–606, Nov. 2006.

31.  S.M. Ali, N.K. Nikolova, and N.T. Sangary, “Near-field microwave nondestructive testing for defect shape and material identification,” Nondestructive Testing and Evaluation, vol. 21, No. 2, pp. 79–93, June 2006.

32.  S.M. Ali, N.K. Nikolova, and M.H. Bakr, “A discrete adjoint variable method for printed circuit board CAD,” INFORMS Journal on Computing, vol. 18, No. 2, pp. 186–196, Spring 2006.

33.  S.M. Abdelsayed, M.J. Deen, and N.K. Nikolova, “Parasitics-aware layout design of a low-power fully-integrated CMOS power amplifier,” J. Vacuum Science & Technology A, vol. 24, No. 3, pp. 835–840, May/June 2006.

34.   N.K. Nikolova, Ying Li, Yan Li, and M.H. Bakr, “Sensitivity analysis of scattering parameters with electromagnetic time-domain simulators,” IEEE Trans. Microwave Theory Tech., vol. 54, No. 4, pp. 1598–1610, Apr. 2006.

35.  G.A. Kouzaev, M.J. Deen, N.K. Nikolova, and A.H. Rahal, “Cavity models of planar components grounded by via-holes and their experimental verification,” IEEE Trans. Microwave Theory Tech., vol. 54, No. 3, pp. 1033–1042, Mar. 2006.

36.  N.K. Nikolova, J. Zhu, D. Li, M.H. Bakr, and J.W. Bandler, “Sensitivity analysis of network parameters with electromagnetic frequency-domain simulators,” IEEE Trans. Microwave Theory Tech., vol. 54, No. 2, pp. 670–681, Feb. 2006.

37.  M.H. Bakr, N.K. Nikolova, and P.A.W. Basl, “Self-adjoint S-parameter sensitivities for lossless homogeneous TLM problems,” Int. J. of Numerical Modelling: Electronic Networks, Devices and Fields, vol. 18, No. 6, pp. 441–455, Nov./Dec. 2005.

38.  P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “An AVM technique for 3D TLM with symmetric condensed nodes,” IEEE Microw. and Wireless Comp. Letters, vol. 15, No. 10, pp. 618–620, Oct. 2005.

39.  Y.S. Rickard and N.K. Nikolova, “Off-grid perfect boundary conditions for the FDTD method,” IEEE Trans. Microwave Theory Tech., vol. 53, No. 7, pp. 2274–2283, July 2005.

40.  M.H. Bakr and N.K. Nikolova, “Efficient estimation of adjoint-variable S-parameter sensitivities with time domain TLM,” Int. J. of Numerical Modelling: Electronic Networks, Devices and Fields, vol. 18, No. 2, pp. 171–187, Mar./Apr. 2005.

41.  Y.S. Rickard and N.K. Nikolova, “Enhancement of PML absorbing boundary conditions for the wave equation,” IEEE Trans. Antennas Propagat., vol. 53, No. 3, pp. 1242–1246, Mar. 2005.

42.  G.A. Kouzaev, M.J. Deen, N.K. Nikolova, and A. Rahal, “An approximate parallel-plate waveguide model of a lossy multilayered microstrip line,” Microwave and Optical Technology Letters, vol. 45, No. 1, pp. 23–26, Apr. 2005.

43.  E.A. Soliman, M.H. Bakr, and N.K. Nikolova, “Accelerated gradient-based optimization of planar circuits,” IEEE Trans. Antennas Propagat., vol. 53, No. 2, pp. 880–883, Feb. 2005.

44.  P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “Efficient estimation of sensitivities in TLM with dielectric discontinuities,” IEEE Microwave and Wireless Components Letters, vol. 15, No. 2, pp. 89–91, Feb. 2005.

45.  N.K. Nikolova and Y.S. Rickard, “Nonradiating electromagnetic sources in a nonuniform medium,” Physical Review E, vol. 71, 016617, Jan. 2005.

46.  G.A. Kouzaev, M.J. Deen, and N.K. Nikolova, “A parallel-plate waveguide model of lossy microstrip lines,” IEEE Microwave and Wireless Components Letters, vol. 15, No. 1, pp. 27–29, Jan. 2005.

47.  S.M. Ali, N.K. Nikolova, and M.H. Bakr, “Recent advances in sensitivity analysis with frequency-domain full-wave EM solvers,” Applied Computational Electromagnetics Society Journal, vol. 19, No. 3, pp. 147–154, Nov. 2004.

48.  J.W. Bandler, Q.S. Cheng, D.M. Hailu, and N.K. Nikolova, “A space mapping design framework,” IEEE Trans. Microwave Theory Tech., vol. 52, No. 11, pp. 2601–2610, Nov. 2004.

49.  N.K. Nikolova, “Electromagnetic boundary conditions and uniqueness revisited,” IEEE Antennas & Propagation Magazine, vol. 46, No. 5, pp. 141–149, Oct. 2004.

50.  S.M. Ali, N.K. Nikolova, and M.H. Bakr, “Central adjoint variable method for sensitivity analysis,” IEEE Trans. Magnetics, vol. 40, No. 4, pp. 1969–1971, July 2004.

51.  N.K. Nikolova, R. Safian, E.A. Soliman, M.H. Bakr, and J.W. Bandler, “Accelerated gradient based optimization using adjoint sensitivities,” IEEE Trans. Antennas Propagat., vol. 52, No. 8, pp. 2147–2157, Aug. 2004.

52.  N. Sangary and N.K. Nikolova, “Line-of-sight approximation to the equivalence principle,” IEEE Trans. Antennas Propagat., vol. 52, No. 7, pp. 1890–1897, July 2004.

53.  E.A. Soliman, M.H. Bakr, and N.K. Nikolova, “Neural networks – method of moments (NN-MoM) technique for the efficient filling of the MoM coupling matrix,” IEEE Trans. Antennas Propagat., vol. 52, No. 6, pp. 1521–1529, June 2004.

54.  G.A. Kouzaev, M.J. Deen, N.K. Nikolova, and A.H. Rahal, “Influence of eccentricity on the frequency limitations of circular-pad grounding vias,” IEEE Microwave and Wireless Components Letters, vol. 14, No. 6, pp. 265–267, June 2004.

55.  S.M. Ali, N.K. Nikolova, and M.H. Bakr, “Sensitivity analysis with full-wave EM solvers based on structured grids,” IEEE Trans. Magnetics, vol. 40, No. 3, pp. 1521–1529, May 2004.

56.  N.K. Nikolova, “A uniaxial approach to time-domain computations using EM potentials,” Int. J. of Numerical Modelling: Electronic Networks, Devices and Fields, vol. 17, No. 3, pp. 269–284, May/June 2004.

57.  N.K. Nikolova, H.W. Tam, and M.H. Bakr, “Sensitivity analysis with the FDTD method on structured grids,” IEEE Trans. Microwave Theory Tech., vol. 52, No. 4, pp. 1207–1216, Apr. 2004.

58.  E.A. Soliman, M.H. Bakr, and N.K. Nikolova, “Modeling of microstrip lines using neural networks – applications to the design and analysis of distributed microstrip circuits,” Int. J. of RF and Microwave Computer-Aided Engineering, vol. 14, No. 2, pp. 166–173, Mar. 2004.

59.  M.H. Bakr and N.K. Nikolova, “An adjoint variable method for time domain TLM with fixed structured grids,” IEEE Trans. Microwave Theory Tech., vol. 52, No. 2, pp. 554–559, Feb. 2004.

60.  E.A. Soliman, M.H. Bakr, and N.K. Nikolova, “An adjoint variable method for sensitivity calculations of multiport devices,” IEEE Trans. Microwave Theory Tech., vol. 52, No. 2, pp. 589–599, Feb. 2004.

61.  M.H. Bakr and N.K. Nikolova, “An adjoint variable method for time domain TLM with wideband Johns matrix boundaries,” IEEE Trans. Microwave Theory Tech., vol. 52, No. 2, pp. 678–685, Feb. 2004.

62.  N.K. Nikolova, J.W. Bandler, and M.H. Bakr, “Adjoint techniques for sensitivity analysis in high-frequency structure CAD,” IEEE Trans. Microwave Theory Tech., vol. 52, No. 1, pp. 403–419, Jan. 2004.

63.  J.W. Bandler, Q. Cheng, N.K. Nikolova, and M.A. Ismail, “Implicit space mapping EM-based modeling and design exploiting preassigned parameters,” IEEE Trans. Microwave Theory Tech., vol. 52, No. 1, pp. 378–385, Jan. 2004.

64.  G.A. Kouzaev, N.K. Nikolova, and M.J. Deen, “Circular-pad via model based on cavity field analysis,” IEEE Microwave and Wireless Components Letters, vol. 13, No. 11, pp. 481–483, Nov. 2003.

65.  Y.S. Rickard and N.K. Georgieva, “Problem-independent enhancement of PML ABC for finite difference time domain techniques,” IEEE Trans. Antennas Propagat., vol. 51, No. 10, pp. 3002–3006, Oct. 2003.

66.  M.H. Bakr and N.K. Nikolova, “An adjoint variable method for frequency domain TLM problems with conducting boundaries,” IEEE Microwave and Wireless Components Letters, vol. 13, No. 9, pp. 408–410, Sep. 2003.

67.  W.S. Weiglhofer and N.K. Georgieva, “Vector potentials and scalarization for nonhomogeneous isotropic mediums,” Electromagnetics, vol. 23, No. 5, pp. 387–398, July 2003.

68.  N.K. Georgieva and W.S. Weiglhofer, “Electromagnetic vector potentials in isotropic nonhomogeneous materials: mode equivalence and scalarization,” IEE Proc.-Microw. Antennas Propag., vol. 150, No. 3, pp. 164–170, June 2003.

69.  N.K. Georgieva and H.W. Tam, “Potential formalisms in electromagnetic field analysis,” IEEE Trans. Microwave Theory Tech., vol. 51, No. 4, pp. 1330–1338, Apr. 2003.

70.  Y.S. Rickard, N.K. Georgieva, and H.W. Tam, “Absorbing boundary conditions for adjoint problems in the design sensitivity analysis with the FDTD method,” IEEE Trans. Microwave Theory Tech., vol. 51, No. 2, pp. 526–529, Feb. 2003.

71.  Y. Rickard, N.K. Georgieva, and W.-P. Huang, “Application and optimization of PML ABC for the 3-D wave equation in the time domain,” IEEE Trans. Antennas Propagat., vol. 51, No. 2, pp. 286–295, Feb. 2003.

72.  N.K. Georgieva, S. Glavic, M.H. Bakr, and J.W. Bandler, “Feasible adjoint sensitivity technique for EM design optimization,” IEEE Trans. Microwave Theory Tech., vol. 50, No. 12, pp. 2751–2758, Dec. 2002.

73.  N.K. Georgieva and W.S. Weiglhofer, “Electromagnetic vector potentials and the scalarization of sources in a nonhomogeneous medium,” Physical Review E, vol. 66, 046614, Oct. 2002.

74.  N.K. Georgieva, “Construction of solutions to electromagnetic problems in terms of two collinear vector potentials,” IEEE Trans. Microwave Theory Tech., vol. 50, No. 8, pp. 1950–1959, Aug. 2002.

75.  Y. Rickard, N.K. Georgieva, and W.-P. Huang, “A perfectly matched layer for the 3-D wave equation in the time domain,” IEEE Microwave and Wireless Components Letters, vol. 12, No. 5, pp. 181–183, May 2002.

76.  J.W. Bandler, N.K. Georgieva, M.A. Ismail, J.E. Rayas-Sánchez, and Q. J. Zhang, “A generalized space mapping tableau approach to microwave device modeling,” IEEE Trans. Microwave Theory Tech., vol. 49, No. 1, pp. 67–79, Jan. 2001.

77.  M.H. Bakr, J.W. Bandler, N.K. Georgieva, and K. Madsen, “A hybrid aggressive space mapping algorithm for EM optimization,” IEEE Trans. Microw. Theory Tech., vol. 47, No. 12, pp. 2440–2449, Dec. 1999.

78.  M.H. Bakr, J.W. Bandler, and N.K. Georgieva, “An aggressive approach to parameter extraction,” IEEE Trans. Microwave Theory Tech., vol. 47, No. 12, pp. 2428–2439, Dec. 1999.

79.  N.K. Georgieva, Z. Chen, and P. Bhartia, “Analysis of transient electromagnetic fields based on the vector potential function,” IEEE Trans. Magnetics, vol. 35, No. 3, pp. 1410–1413, May 1999.

80.  N.K. Georgieva, Z. Chen, and W. Oberhammer, “On resonant effects in multilayer RF/micro-wave printed circuit board applications,” IEEE Trans. Components, Packaging, and Manufacturing Technology Part B, vol. 22, No. 2, pp. 200–206, May 1999.

81.  N.K. Georgieva and E. Yamashita, “Time-domain vector-potential analysis of transmission line problems,” IEEE Trans. Microwave Theory Tech., vol. 46, No. 4, pp. 404–410, Apr. 1998.

82.  N.K. Georgieva and E. Yamashita, “Finite-difference vector-potential solution of transient electromagnetic field problems,” Int. J. of RF and Microwave Computer-Aided Engineering, vol. 8, No. 1, pp. 56–67, Jan. 1998.

83.  N.K. Georgieva and E. Yamashita, “Finite-difference approach to the solution of time-domain integral equations for layered structures,” IEEE Trans. Microwave Theory Tech., vol. 45, No. 6, pp. 984–990, June 1997.

 

Conference proceedings (refereed)

1.           Y. Zhang, L. Liu, and N.K. Nikolova, “Sensitivity-based imaging with near-zone microwave raster scanning,” The 8th European Radar Conference (EuRAD 2011), Oct. 2011, accepted.

2.           Khalatpour, R.K. Amineh, Q.S. Cheng, J.W. Bandler, and N.K. Nikolova, “Adjoint-accelerated design framework for novel materials in microwave applications,” The 41st European Microwave Conference (EuMC 2011), Oct. 2011, accepted.

3.           K. Moussakhani, R.K. Amineh, and N.K. Nikolova, “High-efficiency TEM horn antenna for ultra-wide band microwave tissue imaging,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, July 2011.

4.           Q.S. Cheng, J.W. Bandler, N.K. Nikolova, and S. Koziel, “Fast space mapping modeling with adjoint sensitivity,” IEEE MTT-S Int. Microwave Symposium 2011, June 2011.

5.           J.W. Bandler, Q.S. Cheng, N.K. Nikolova, M.H. Bakr, and S. Koziel, “Electromagnetics-based CAD and optimization of microwave circuits exploiting time-domain techniques,” IEEE MTT-S Int. Microwave Symposium 2011, June 2011.

6.           S. Dadash, K. Moussakhani, N.K. Nikolova, and Li Liu, “New method for exact self-adjoint sensitivity analysis of metallic shapes,” IEEE MTT-S Int. Microwave Symposium 2011, June 2011.

7.           Khalatpour, R.K. Amineh, H. Xu, Y. Baskharoun, and N.K. Nikolova, “Image quality enhancement in the microwave raster scanning method,” IEEE MTT-S Int. Microwave Symposium 2011, June 2011.

8.           R. K. Amineh, Li Liu, H. Xu, M. S. Dadash, K. Moussakhani, Y. Baskharoun, and N. K. Nikolova, “Practical issues in microwave raster scanning,” European Conference on Antennas and Propagation (EuCAP) 2011, April 2011.

9.           M.H. Bakr, Yu Zhang, and N.K. Nikolova, “The solution of thick region inverse source problems with time domain TLM,” Progress In Electromagnetics Research Symposium, Marrakesh, Morocco, March 2011.

10.        Y. Zhang, Li Liu, and N.K. Nikolova, “Resolution study for detection algorithm based on self-adjoint sensitivity analysis with microwave responses,” The 27th Annual Review of Progress in Applied Computational Electromagnetics (ACES 2011), March 2011.

11.        Y. Zhang, M.K. Meshram, and N.K. Nikolova, “S-parameter sensitivity analysis of planar antennas using self-adjoint approach with the method of moments,” The 27th Annual Review of Progress in Applied Computational Electromagnetics (ACES 2011), March 2011.

12.        Yu Zhang, M.H. Bakr, and N.K. Nikolova, “The solution of thin-region inverse source problems with noisy field data using the TLM method,” The 27th Annual Review of Progress in Applied Computational Electromagnetics (ACES 2011), March 2011.

13.        M. Ravan, R. K. Amineh, S. Koziel, N.K. Nikolova, and J. P. Reilly, “Estimation of multiple surface cracks parameters using MFL testing,” XX URSI Comm. B Int. Symp. on Electromagnetic Theory (EMT-S 2010), Aug. 2010.

14.        Li Liu, A. Trehan, N.K. Nikolova, “Detection using microwaves and self-adjoint sensitivity analysis,” XX URSI Comm. B Int. Symp. on Electromagnetic Theory (EMT-S 2010), Aug. 2010.

15.        M. Ravan, R.K. Amineh, N.K. Nikolova, “Near-field microwave holographic imaging: target localization and resolution study,” XX URSI Comm. B Int. Symp. on Electromagnetic Theory (EMT-S 2010), Aug. 2010.

16.        N.K. Nikolova and T. Thayaparan, “Parametric studies of weapon signatures and the influence of the human body in concealed weapon detection based on late-time responses,” 14th Int. Symp. on Antenna Technology and Applied Electromagnetics and the American Electromagnetics Conference (ANTEM/AMEREM 2010), July 2010.

17.        R.K. Amineh and N.K. Nikolova, “Design, fabrication, and characterization of ultra-wide band TEM horn for microwave imaging,” 14th Int. Symp. on Antenna Technology and Applied Electromagnetics and the American Electromagnetics Conference (ANTEM/AMEREM 2010), July 2010.

18.        Y. Zhang and N.K. Nikolova, “Sensitivity analysis with discrete perturbation of planar structure on method-of-moment grids,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, July 2010.

19.        R.K. Amineh, M. Ravan, A. Trehan, and N.K. Nikolova, “Microwave imaging for breast cancer diagnosis based on planar aperture scanning,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, July 2010.

20.        M. Ravan, R.K. Amineh, and N.K. Nikolova, “Microwave holography for near-field imaging,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, July 2010.

21.        Trehan, Li Liu, R.K. Amineh, and N.K. Nikolova, “Systematic fidelity assessment of antennas for near-field microwave imaging,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, July 2010.

22.        Li Liu, A. Trehan and Natalia K. Nikolova, “Detection at microwave frequencies based on self-adjoint sensitivity analysis,” IEEE MTT-S Int. Microwave Symposium 2010, May 2010, pp. 189–192.

23.        R.K. Amineh, M. Ravan, A. Trehan, and N.K. Nikolova, “Near-field microwave imaging based on planar aperture scanning,” IEEE MTT-S Int. Microwave Symposium 2010, May 2010, pp. 760–763.

24.        Y. Zhang, N.K. Nikolova, and M.H. Bakr, “Sensitivity analysis with discrete perturbations on method-of-moment grids,” The 26th Annual Review of Progress in Applied Computational Electromagnetics (ACES 2010), April 2010.

25.        Li Liu, A. Trehan, and N.K. Nikolova, “Detection based on self adjoint sensitivity analysis of microwave responses,” The 26th Annual Review of Progress in Applied Computational Electromagnetics (ACES 2010), April 2010.

26.        A.G. Radwan, M.H. Bakr, and N.K. Nikolova, “Transient adjoint sensitivities for problems with multiple discontinuities exhibiting space dependent properties,” The 26th Annual Review of Progress in Applied Computational Electromagnetics (ACES 2010), April 2010.

27.        R.K. Amineh, A. Trehan, and N.K. Nikolova, “Ultra-wide band TEM horn antenna for microwave imaging of the breast,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, June 2009, CDROM.

28.        L. Liu, N.K. Nikolova, and N.T. Sangary, “Feasible methods for the evaluation of the specific absorption rate and the temperature rise in the human eyes,” IEEE MTT-S Int. Microwave Symposium, June 2009, pp. 1321–1324.

29.        X. Zhu and N.K. Nikolova, “Accuracy improvement of the S-parameter adjoint sensitivity analysis for shape parameters,” IEEE MTT-S Int. Microwave Symposium, June 2009, pp. 529–532.

30.        P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “Sensitivity analysis of microstrip structures in TLM using one-way wave equation absorbing boundaries,” The 25th  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2009), Mar. 2009, CDROM.

31.        M.H. Bakr, P. Zhao, N.K. Nikolova, and N. Sangary, “Adjoint sensitivity analysis of transient responses exploiting the TLM method,” The 25th  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2009), Mar. 2009, CDROM.

32.        R.K. Amineh, A. Trehan, and N.K. Nikolova, “Ultra-wide band TEM horn antenna for microwave imaging of the breast,” 13th Int. Symp. on Antenna Technology and Applied Electromagnetics and Canadian Radio Science Meeting (ANTEM/URSI 2009), Feb. 2009, CDROM.

33.        M. Ravan, R.K. Amineh, S. Koziel, N.K. Nikolova, and J.P. Reilly, “Three-dimensional defect reconstruction from MFL signals using space mapping optimization,” 13th Int. Symp. on Antenna Technology and Applied Electromagnetics and Canadian Radio Science Meeting (ANTEM/URSI 2009), Feb. 2009, CDROM.

34.        N.K. Nikolova, C. Ganea, S.M. Pasha, R.K. Amineh, I. Smith, R. Thompson, J.R. Hare, D. Cronin, “ERW seam inspection using circumferential flux,” Proc. of the 7th Int. Pipeline Conference (IPC) 2008, Sep. 2008, CDROM.

35.        L. Liu and N.K. Nikolova, “Modeling the maximum specific absorption rate in the human eye,” 2008 URSI General Assembly, Aug. 2008, CDROM.

36.        Y. Song and N.K. Nikolova, “Novel approach to wideband Jacobian computation for microwave imaging,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, July 2008, CDROM.

37.        Trehan, R.K. Amineh, M.S. Georgiev, and N.K. Nikolova, “Accuracy assessment of photogrammetry surface reconstruction for improving microwave imaging,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, July 2008, CDROM.

38.        P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “Efficient TLM sensitivity analysis exploiting rubber cells,” IEEE MTT-S Int. Microwave Symposium, June 2008, pp. 53–56.

39.        X. Zhu, A. Hasib, N.K. Nikolova, and M.H. Bakr, “Efficient electromagnetic optimization using self-adjoint Jacobian computation based on a central-node FDFD method,” IEEE MTT-S Int. Microwave Symposium, June 2008, pp. 979–982.

40.        Y. Song and N.K. Nikolova, “Microwave breast tumor detection exploiting wideband Jacobians,” 17th Int. Conference on Microwaves, Radar and Wireless Communications MIKON 2008, May 2008, CDROM.

41.        M.H. Bakr and N.K. Nikolova, “Adjoint sensitivities for efficient optimization of high-frequency structures,” 13th Biennial IEEE Conference on Electromagnetic Field Computation (IEEE CEFC 2008), May 2008, CDROM.

42.        N.K. Nikolova, A. Hasib, and X. Zhu, “Independent sensitivity solver based on the frequency domain finite difference method,” The 24th  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2008), Mar. 2008, pp. 1024–1029.

43.        Y. Song and N.K. Nikolova, “Wideband self-adjoint Jacobian computation with time-domain field solutions,” The 24th  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2008), Mar. 2008, pp. 522–527.

44.        R.K. Amineh, S. Koziel, N.K. Nikolova, J.W. Bandler, and J.P. Reilly, “A space mapping methodology for defect characterization,” The 24th  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2008), Mar. 2008, pp. 609–614.

45.        M.A. Swillam, M.H. Bakr, N.K. Nikolova, and X. Li, “Second order accurate adjoint sensitivities of dielectric discontinuities using FDTD,” The 24th  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2008), Mar. 2008, pp. 1034–1039.

46.        Trehan, R.K. Amineh, M.S. Georgiev, and N.K. Nikolova, “Photogrammetry-based surface reconstruction for improving microwave breast tumor detection,” The 24th  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2008), Mar. 2008, pp. 68–73.

47.        P. Zhao, M.H. Bakr, and N.K. Nikolova, “Microwave imaging exploiting adjoint based surrogate models,” The 24th  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2008), Mar. 2008, pp. 74–79.

48.        Y. Song and N.K. Nikolova, “Efficient Jacobian computation for high-frequency inverse problem solutions,” The 2nd European Conference on Antennas and Propagation (EuCAP 2007), Nov. 2007, CDROM.

49.        X. Zhu, A. Hasib, and N.K. Nikolova, “Electromagnetic sensitivity analysis of scattering parameters based on the FDFD method,” Int. Symp. on Signals, Systems, and Electronics (ISSSE 2007), July–Aug. 2007, pp. 165–168.

50.        D. Hailu, N.K. Nikolova, and M.H. Bakr, “Sub-wavelength microwave radar imaging for detection of breast cancer tumors,” Int. Symp. on Signals, Systems, and Electronics (ISSSE 2007), July–Aug. 2007, pp. 107–110.

51.        Y. Song, N.K. Nikolova, and M.H. Bakr, “Recent advances in self-adjoint sensitivity analysis with electromagnetic time-domain solvers,” URSI North American Radio Science Meeting, July 2007, CDROM.

52.        Y. Song and N.K. Nikolova, “Sensitivity analysis of electrically small objects in lossy inhomogeneous structures,” IEEE AP-S Int. Symposium on Antennas and Propagation, June 2007, pp. 4453–4456.

53.        Y. Song and N.K. Nikolova, “Central-node approach for accurate self-adjoint sensitivity analysis of dielectric structures,” IEEE MTT-S Int. Microwave Symposium, June 2007, pp. 895–898.

54.        Y. Song, N.K. Nikolova, and M.H. Bakr, “Efficient time-domain sensitivity analysis using coarse grids,” The 23rd  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2007), Mar. 2007, pp. 386–392.

55.        P. Basl, M.H. Bakr, and N.K. Nikolova, “Efficient sensitivity analysis of lossy discontinuities using time-domain TLM,” ANTEM/URSI 2006 Conference Proc., July 2006, pp. 613–616.

56.        H.M. Jafari, M.J. Deen, S. Hranilovic, and N.K. Nikolova, “Slot antenna for ultra-wideband applications,” IEEE AP-S/URSI/AMEREM Int. Symp., July 2006, pp. 1107–1110.

57.        Y. Song and N.K. Nikolova, “Feasibility study of forward electromagnetic solutions used in breast tumor detection,” IEEE AP-S/URSI/AMEREM Int. Symp., July 2006, pp. 1414–1417.

58.        D. Li, N.K. Nikolova, and M.H. Bakr, “Optimization using Broyden-update self-adjoint sensitivities,” IEEE AP-S/URSI/AMEREM Int. Symp., July 2006, pp. 573–576.

59.        S.M. Ali, N.K. Nikolova, and N.T. Sangary, “Microwave nondestructive defect identification using sensitivity analysis,” IEEE AP-S/URSI/AMEREM Int. Symp., July 2006, pp. 1391–1394.

60.        Ying Li, Yan Li, N.K. Nikolova, and M.H. Bakr, “Time domain sensitivity analysis of lossy dielectric structures,” Frontiers of Applied Computation Electromagnetics (FACE) 2006, June 2006, CDROM.

61.        P. Abolghasem, M.H. Bakr, and N.K. Nikolova, “Adjoint-based TLM sensitivities exploiting the hybrid symmetrical condensed node,” Frontiers of Applied Computation Electromagnetics (FACE) 2006 (Victoria, BC), June 2006, CDROM.

62.        Ying Li, N.K. Nikolova, and M.H. Bakr, “TLM-based self-adjoint sensitivities of S-parameters with time-domain electromagnetic solvers,” IEEE MTT-S Int. Microwave Symposium Digest, June 2006, pp. 165–168.

63.        J. Zhu, J.W. Bandler, N.K. Nikolova, and S. Koziel, “Antenna design through space mapping optimization,” IEEE MTT-S Int. Microwave Symposium Digest, June 2006, pp. 1605–1608.

64.        P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “Accelerating Cauchy interpolation using adjoint sensitivities,” The 22nd  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2006), Mar. 2006, pp. 680–684.

65.        N.K. Nikolova, Ying Li, Yan Li, and M.H. Bakr, “Self-adjoint Sensitivity Analysis of Linear Electromagnetic Problems in the Time Domain,” The 22nd  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2006), Mar. 2006, pp. 685–690.

66.        M.H. Bakr and N.K. Nikolova, “Self-adjoint S-parameter sensitivities for TLM problems,” The 22nd  Int. Review of Progress in Applied Computational Electromagnetics (ACES 2006), Mar. 2006, pp. 691–694.

67.        J. Zhu, N.K. Nikolova, and J.W. Bandler, “Self-adjoint sensitivity analysis of high-frequency structures with FEKO,” The 22nd  Int. Review of Progress in Applied Computational Electro-magnetics (ACES 2006), Mar. 2006, pp. 877–880.

68.        S.M. Abdelsayed, N.K. Nikolova, and M.J. Deen, “Radiation characteristics of loop antennas for biomedical implants,” XXVIIIth General Assembly of the International Union of Radio Science, Oct. 2005, CDROM.

69.        N.K. Nikolova, J. Zhu, D. Li, and M.H. Bakr “Extracting the derivatives of network parameters from frequency-domain electromagnetic solutions,” XXVIIIth General Assembly of the International Union of Radio Science, Oct. 2005, CDROM.

70.        P. Abolghasem, M.H. Bakr, and N.K. Nikolova, “Recent trends in time-domain adjoint sensitivity estimation,” XXVIIIth General Assembly of the International Union of Radio Science, Oct. 2005, CDROM.

71.        S.M. Abdelsayed, M.J. Deen, and N.K. Nikolova, "A fully integrated low-power CMOS power amplifier for biomedical applications," 35th European Microwave Conference Proceedings, Oct. 2005, vol. 3, pp. 1715–1718.

72.        N.K. Nikolova, Y.S. Rickard, and Ying Li, “Accuracy and convergence of the time domain wave equation methods,” 2005 Workshop on Computational Electromagnetics in the Time Domain (CEM-TD 2005) Proceedings, Sep. 2005, pp. 36–39.

73.        J.W. Hansen and N.K. Nikolova, “Radiated cross-power from two antennas,” 2nd IASTED Int. Conference on Antennas, Radar, and Wave Propagation ARP 2005, July 2005, pp. 354–359.

74.        Y.S. Rickard, Ying Li, and N.K. Nikolova, “Asymptotic convergence in the FDTD and TLM methods,” 2nd IASTED Int. Conference on Antennas, Radar, and Wave Propagation ARP 2005, July 2005, pp. 38–43.

75.        S.M. Ali, N.K. Nikolova, and M.H. Bakr, “Non-destructive testing and evaluation utilizing frequency-domain EM modeling,” 2nd IASTED Int. Conference on Antennas, Radar, and Wave Propagation ARP 2005, July 2005, pp. 29–34.

76.        S.M. Ali, N.K. Nikolova, and M.H. Bakr, “Semi-analytical approach for sensitivity analysis with lossy dielectrics,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation Digest, July 2005, vol. 2B, pp. 109–112.

77.        Y.S. Rickard and N.K. Nikolova, “Slanted walls in the FDTD method,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation Digest, July 2005, vol. 1A, pp. 118–121.

78.        P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “Advances in the adjoint variable method for time-domain Transmission Line Modeling,” 2005 IEEE/ACES Int. Conference on Wireless Communications and Applied Computational Electromagnetics, Apr. 2005, pp. 293–296.

79.        P.A.W. Basl, M.H. Bakr, and N.K. Nikolova, “Adjoint sensitivities of real objective functions for time-domain TLM,” ANTEM 2004/URSI Digest, July 2004, pp. 123–126.

80.        S.M. Ali, N.K. Nikolova, and M.H. Bakr, “Sensitivity analysis and optimization utilizing an approximate auxiliary problem,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, June 2004, pp. 1118–1121.

81.        J.W. Bandler, Q.S. Cheng, D.M. Hailu, and N.K. Nikolova, “An implementable space mapping design framework,” IEEE MTT-S Int. Microwave Symposium Digest, June 2004, pp. 703–706.

82.        N.K. Nikolova and Y.S. Rickard, “Electromagnetic source equivalence in a nonuniform medium,” URSI International Symposium on Electromagnetic Theory Proc., May 2004, vol. 1, pp. 239–241.
83.        Y. S. Rickard and N. K. Nikolova, “Enhancing the PML ABC for the wave equation,” URSI International Symposium on Electromagnetic Theory Proc., May 2004, vol. 1, pp. 462–464.

84.        Y.S. Rickard and N.K. Nikolova, “Off-grid perfect BCs for the FDTD method,” 20th Annual Review of Progress in Applied Computational Electromagnetics CDROM, Apr. 2004.

85.        M.H. Bakr and N.K. Nikolova, “Efficient adjoint sensitivity estimation for time-domain techniques with structured grids,” 20th Annual Review of Progress in Applied Computational Electromagnetics (ACES 2004) CDROM, Apr. 2004.

86.        N.K. Nikolova, S. Ali, M.H. Bakr, E.A. Soliman, and J.W. Bandler, “Response sensitivity analysis with frequency-domain full-wave electromagnetic solvers,” 20th Annual Review of Progress in Applied Computational Electromagnetics (ACES 2004) CDROM, Apr. 2004.

87.        G. Shen, H.W.W. Tam, N.K. Nikolova, and M.H. Bakr, “Adjoint sensitivity technique for FDTD methods on structured grids,” IEEE AP-S/URSI Int. Symposium on Antennas and Propagation Digest, June 2003, vol. 3, pp. 746–749.

88.        S.M. Ali, N.K. Nikolova, and M.H. Bakr, “Design sensitivity analysis for optimization with the frequency domain TLM,” Canadian Conference on Electrical and Computer Engineering Digest, May 2003, vol. 3, pp. 1971–1974.

89.        N.K. Nikolova, “Time-domain computations using EM potentials: a uniaxial approach,” invited, The 5th Intnl. Workshop on Computational Electromagnetics in the Time Domain (CEM-2003) Digest, June 2003, pp. 143–148.

90.        M.H. Bakr and N.K. Nikolova, “An adjoint variable method for time domain TLM with fixed structured grids,” IEEE MTT-S Int. Microwave Symposium Digest, June 2003, vol. 2, pp. 1121–1124.

91.        R. Safian, N.K. Nikolova, M.H. Bakr, and J.W. Bandler, “Feasible adjoint sensitivity technique for EM design exploiting Broyden’s update,” IEEE MTT-S Int. Microwave Symposium Digest, June 2003, vol. 1, pp. 299–302.

92.        N.K. Nikolova, “A uniaxial time-domain wave potential analysis of the electromagnetic field in nonuniform media,” 19th Annual Review of Progress in Applied Computational Electromagnetics  (ACES 2003), Mar. 2003, pp. 490–495.

93.        N. Sangary and N.K. Georgieva, “Line-of-sight approximation to the equivalence principle,” XXVIIth General Assembly of the International Union of Radio Science (URSI), Aug. 2002, vol. 2, p. 34.

94.        N.K. Georgieva, S. Glavic, M.H. Bakr, and J. W. Bandler, “Feasible adjoint sensitivity technique for EM optimization,” IEEE MTT-S Int. Microwave Symposium Digest, June 2002, pp. 971–974.

95.        J.W. Bandler, Q. Cheng, N.K. Georgieva, and M.A. Ismail, “Implicit space mapping EM-based modeling and design exploiting preassigned parameters,” IEEE MTT-S Int. Microwave Symposium Digest, June 2002, pp. 713–716.

96.        N.K. Georgieva, S. Glavic, M.H. Bakr, and J. W. Bandler, “Adjoint variable method for design sensitivity analysis with the method of moments,” 18th Annual Review of Progress in Applied Computational Electromagnetics (ACES 2002), Mar. 2002, pp. 195–201.

97.        N.K. Georgieva, “On vector potential pairs in computational electrodynamics,” Asia-Pacific Radio Science Conference AP-RASC’01, Aug. 2001, pp. 81.

98.        M. Bakr, N.K. Georgieva, and W.J.R. Hoefer, “Efficient derivative estimation for the optimization of microstrip antennas,” Asia-Pacific Radio Science Conference AP-RASC’01, Aug. 2001, pp. 92.

99.        N.K. Georgieva, “Construction of solutions to electromagnetic problems in terms of two collinear vector potentials,” IEEE MTT-S Int. Microwave Symposium Digest 2001, May 2001, vol. 3, pp. 2011–2014.

100.    N.K. Georgieva, “Study on the completeness of a pair of two collinear vector potentials in electrodynamics,” URSI Int. Symposium on Electromagnetic Theory Digest 2001, May 2001, pp. 267–269.

101.    N.K. Georgieva and Y. Rickard, “The application of the wave potential functions to the analysis of transient electromagnetic fields”, IEEE MTT-S Int. Microwave Symposium Digest, June 2000, vol. 2, pp. 1129–1132.

102.    J.W. Bandler, N.K. Georgieva, M.A. Ismail, J.E. Rayas-Sánchez, and Q. J. Zhang, “A generalized space mapping tableau approach to microwave device modeling,” 29th European Microwave Conference, 1999, vol. 3, pp.231–234.

103.    N.K. Georgieva and Y. Rickard, “Time domain modelling of electromagnetic field propagation via wave potentials,” XXVIth General Assembly of the International Union of Radio Science (URSI) Abstracts Digest, Aug. 1999, pp. 178.

104.    M.H. Bakr, J.W. Bandler, N.K. Georgieva, and K. Madsen, “A hybrid aggressive space mapping algorithm for EM optimization,” IEEE MTT-S Int. Microwave Symposium Digest, June 1999, vol. 1, pp. 265–268.

105.    M.H. Bakr, J.W. Bandler, and N.K. Georgieva, “An aggressive approach to parameter extraction,” IEEE MTT-S Int. Microwave Symposium Digest, June 1999, vol. 1, pp. 261–264.

106.    M.H. Bakr, J.W. Bandler, and N.K. Georgieva, “Modeling of microwave circuits exploiting space derivative mapping,” IEEE MTT-S Int. Microwave Symposium Digest, June 1999, vol. 2, pp. 715–718.

107.    J.W. Bandler, M.H. Bakr, N.K. Georgieva, M.A. Ismail, and D.G. Swanson, Jr., “Recent results in electromagnetic optimization of microwave components including microstrip T-junctions,” Proc. 15th Annual Review of Progress in Applied Computational Electromagnetics (ACES 99), 1999, pp. 326–333.

108.    N.K. Georgieva, Z. Chen, and P. Bhartia, “Analysis of transient electromagnetic fields based on the vector potential function,” The 8th Biennial IEEE Conference on Electromagnetic Field Computation (CEFC’98), June 1998, pp. 98–101.

109.    N.K. Georgieva, Z. Chen, and P. Bhartia, “Transient analysis of antenna parameters based on the vector-potential function,” IEEE AP-S/URSI Int. Symp. on Antennas and Propagation, June 1998, vol.4, pp. 2310–2313.

110.    N.K. Georgieva, Z. Chen, and W. Oberhammer, “Time-domain vector-potential analysis of complex RF multilayer structures via segmentation technique,” IEEE MTT-S Int. Microwave Symposium Digest, June 1998, vol. 2, pp. 485–488.

111.    N.K. Georgieva and E. Yamashita, “Finite-difference vector-potential time-domain approach to the analysis of planar structures,” IEEE MTT-S Int. Microwave Symposium Digest, June 1997, vol. 2, pp. 981–985.

112.    N.K. Georgieva and E. Yamashita, “Analysis method for transient fields in planar structures by marching-on-in-time integral equation technique”, IEEE MTT-S Int. Microwave Symposium Digest, June 1996, pp. 1051–1054.

113.    N.K. Georgieva, “Analysis of the characteristic parameters of microstrip lines by the boundary element method,” Annual Symposium in Electronics (Gabrovo, Bulgaria), June 1992.

 

Invited Lectures

1.       N.K. Nikolova, “Microwave near-field imaging of human tissue: hopes, challenges, outlook,” (Distinguished Microwave Lecturer series), presented at the 70th URSI CNC Meeting Symp., École Polytechnique de Montréal, May 2011.

2.       N.K. Nikolova, “Microwave near-field imaging of human tissue: hopes, challenges, outlook,” (Distinguished Microwave Lecturer series), University of Ottawa, May 2011.

3.       N. K. Nikolova, “Solving design problems through electromagnetic simulation,” Institute of High-Performance Computing (IHPC), Singapore, Mar. 2011.

4.       N.K. Nikolova, “Microwave near-field imaging of human tissue: hopes, challenges, outlook,” (Distinguished Microwave Lecturer series), National University of Singapore, Singapore, Mar. 2011.

5.       N.K. Nikolova, “Microwave near-field imaging of human tissue: hopes, challenges, outlook,” (Distinguished Microwave Lecturer series), University of Waterloo, Mar. 2011.

6.       N.K. Nikolova, “Microwave near-field imaging of human tissue: hopes, challenges, outlook,” (Distinguished Microwave Lecturer series), presented at Winter TCC meeting of IEEE MTT-S, Phoenix AZ, Jan. 2011.

7.       N.K. Nikolova, “Recent advances in the methodologies of near-field microwave imaging,” University of Toronto, Dec. 2009.

8.       N.K. Nikolova, R.K. Amineh, L. Liu, and A. Trehan, “Microwave imaging of the human body: beyond simulation,” Pennsylvania State University, University Park, Oct. 2009.

9.       N.K. Nikolova, “Solving design and inverse-imaging problems through electromagnetic simulation,” Defence R&D Canada – Ottawa, Sep. 2008.

10.    N.K. Nikolova, “Solving design and inverse-imaging problems through electromagnetic simulation,” Warsaw University of Technology, May 2008.

 

Workshop and Non-refereed Conference Presentations

1.       N.K. Nikolova, R.K. Amineh, and Li Liu, “Microwave raster scanning apparatus and real-time reconstruction methods,” CRC 10 Year Anniversary Event (Toronto), Nov. 2010.

2.       N.K. Nikolova, R.K. Amineh, and Li Liu, “Microwave raster scanning apparatus and real-time reconstruction methods,” 2010 Advances in Breast Cancer Research Workshop (Fayetteville, AR), Oct. 2010.

3.       K. Moussakhani, S. Dadash, and N.K. Nikolova, “Using self adjoint sensitivity analysis for design of metamaterial unit cell,” The 10th International Workshop on Finite Elements for Microwave Engineering (Meredith, New Hampshire), Oct. 2010.

4.       N.K. Nikolova and Li Liu, “Microwave real-time detection of scatterers using self-adjoint sensitivity analysis,” International Workshop on Advances in Modeling and Optimization of High Frequency Structures (Reykjavik, Iceland), Aug. 2010.

5.       N.K. Nikolova, R.K. Amineh, A. Trehan, and Li Liu,  “Direct methods for detection and imaging with microwave measurements in the ultra-wide band,” Workshop on Ultra Wide Band Technology – State-of-the-Art and Applications, IEEE MTT-S Int. Symposium (Anaheim, CA), May 2010.

6.       N.K. Nikolova, L. Liu, R.K. Amineh, and A. Trehan,  “Electromagnetic simulations aiding imaging and detection with microwaves,” Workshop on New Theories, Applications and Practice of Electromagnetic Field Simulators, IEEE MTT-S Int. Symposium (Anaheim, CA), May 2010.

7.       N.K. Nikolova, L. Liu, and A. Trehan, “Adjoint sensitivities in microwave imaging and design tuning,” Workshop on EM-Based Microwave Optimization Technology: State of the Art and Applications, IEEE MTT-S Int. Symposium (Boston, MA), June 2009.

8.       N.K. Nikolova, “From the Guest Editor’s desk: Electromagnetic software in microwave engineering,” IEEE Microwave Magazine, Dec. 2008.

9.       N.K. Nikolova, “Solving design and inverse-imaging problems through electromagnetic simulation,” invited, 17th Int. Conference on Microwaves, Radar and Wireless Communications MIKON 2008, May 2008.

10.    R.K. Amineh, N.K. Nikolova, J.P. Reilly, and J.R. Hare, “Characterization of surface breaking cracks,” 20th Int. Pipeline Pigging and Integrity Management Conference, Houston, TX, Feb. 2008.

11.    A. Hasib, X. Zhu, and N.K. Nikolova, “Frequency-domain sensitivity analysis for optimization with HFSS,” First-Pass System Success, Ansoft Application Workshop for High-Performance Electronic Design, Toronto, Oct. 2007.

12.    D. Li and N.K. Nikolova, “S-parameter sensitivity analysis of waveguide structures with FEMLAB,” COMSOL Multiphysics Conference, Oct. 2005, Cambridge, MA, pp. 267–271.

13.    N.K. Nikolova, “Sensitivity analysis and optimization with frequency-domain electromagnetic solvers,” Workshop on Electromagnetics-based Computer-aided Design of High-frequency Structures and Antennas, McMaster University, Sep. 2005.

14.    N.K. Nikolova, “Sensitivity analysis in the time domain: applications with the FDTD method,” Workshop on Electromagnetics-based Computer-aided Design of High-frequency Structures and Antennas, McMaster University, Sep. 2005.

15.    N.K. Nikolova, “The origin of nonuniqueness in inverse electromagnetic problems: a review,” Workshop on Field-based Synthesis and Computer Aided Design of Electromagnetic Structures, 16th Int. Zurich Symp. on Electromagnetic Compatibility, Feb. 2005.

16.    N.K. Nikolova, “Teaching waves and electrodynamics: concepts and tools,” Workshop on Electromagnetics Education, IEEE MTT-S Int. Symposium (Fort Worth, Texas), June 2004.

17.    N.K. Georgieva and Y. Rickard, “Problem-independent enhancement of PML ABC for finite difference time domain techniques in electrodynamics,” Southern Ontario Numerical Analysis Day (The FIELDS Institute for Research in Mathematical Sciences), Apr. 2002.

18.    N.K. Georgieva, S. Glavic, M.H. Bakr, and J.W. Bandler, “Adjoint sensitivities for EM simulations,” Workshop on Optimization Engines for Wireless and Microwave Computer Aided Engineering, Carleton University, Ottawa, June 2002.

19.    N.K. Georgieva, S. Glavic, M.H. Bakr, and J.W. Bandler, “Adjoint variable methods for design sensitivity analysis with the method of moments,” CITO Annual Workshop, Ottawa, May 2002.

20.    S. Glavic and N.K. Georgieva, “Adjoint-based optimization of antennas with the Method of Moments,” poster presentation at the Micronet Annual Workshop (Hull, Québec), Apr. 2002.

21.    R. Tam, H. Tam, and N.K. Georgieva, “Optimization oriented transient EM simulator for the design of high-frequency structures,” Micronet Annual Workshop (Aylmer, Québec), Apr. 2001.

22.    N.K. Georgieva, “Visualization and involvement: a key to the intuitive understanding of electromagnetics and antenna theory,” Workshop on Web-Based RF and Microwave Education, IEEE MTT-S Int. Symposium (Phoenix, Arizona), May 2001.

23.    N.K. Georgieva, “Commercial EM simulators and optimization,” Workshop on Next Generation Optimization Methodologies for Wireless and Microwave Circuit Design, McMaster University, June 1999.

 

 

BOOKS AND BOOK CHAPTERS

 

1.       N.K. Nikolova, M. Ravan, and R.K. Amineh, Chapter VI, “Substrate integrated antennas on silicon,” prepared for J.M. Deen and G. Boeck, eds., Silicon-Based Millimetre-wave Components and Systems, submitted (book in preparation).

2.       N. Georgieva, “Time-domain theory and applications of electromagnetic potentials,” in Recent Research Development in Microwave Theory & Techniques (vol. 2), Transworld Research Network, 2002. (ISBN 81-7736-099-X)

3.       N. Georgieva, Chapter IV, “Electromagnetic induction, time-varying electromagnetic fields, electromagnetic energy,” in M. Ivanova, S.V. Savov, E. Panov, N. Georgieva and R. Vassilev, Solved Problems in Electromagnetics, Technical University of Varna Press Center, 1997 (in Bulgarian)