Nathan Ida

Nathan Ida is a Distinguished Professor of electrical and computer engineering at The University of Akron in Akron, Ohio, USA. His current research interests are in the areas of numerical modeling of electromagnetic fields, electromagnetic wave propagation, theoretical issues in computation, nondestructive testing of materials at low and microwave frequencies as well as in communications, especially in low power remote control and wireless sensing. Dr. Ida has published extensively on electromagnetic field computation, parallel and vector algorithms and computation, nondestructive testing of materials, surface impedance boundary conditions and others. He has written four books, two on computation of electromagnetic fields a third on nondestructive testing with microwaves and a textbook on electromagnetics, now in its second edition. Dr. Ida is a Fellow of the IEEE and a Fellow of the American Society of Nondestructive Testing. Dr. Ida teaches electromagnetics, antenna theory and electromagnetic compatibility, sensing and actuation as well as computational methods and algorithms.

Biography Updated on 9 October 2007

Personal Home Page

http://ee.ascs3.uakron.edu/ida/

Articles in Scholarly Journals [Incomplete List]

  1. Surface impedance boundary conditions for the finite integration technique
    IEEE Transactions on Magnetics, vol. 42, no. 4, pp. 823–826, 2006
  2. Time domain surface impedance concept for low frequency electromagnetic problems—Part II: Application to transient skin and proximity effect problems in cylindrical conductors
    IEE Proceedings - Science, Measurement and Technology, vol. 152, no. 5, p. 207, 2005
  3. Time domain surface impedance concept for low frequency electromagnetic problems—Part I: Derivation of high order surface impedance boundary conditions in the time domain
    IEE Proceedings - Science, Measurement and Technology, vol. 152, no. 4, p. 175, 2005
  4. Reconstruction of transient currents from magnetic data
    COMPEL: The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, vol. 24, no. 4, pp. 1200–1212, 2005
  5. Transmission Line Matrix Model for Detection of Local Changes in Permeability Using a Microwave Technique
    IEEE Transactions on Magnetics, vol. 40, no. 2, pp. 651–654, 2004
  6. Application of surface impedance concept to inverse problems of reconstructing transient currents
    IEEE Transactions on Magnetics, vol. 39, no. 3, pp. 1626–1629, 2003
  7. Method of overlapping patches for electromagnetic computation near imperfectly conducting cusps and edges
    IEEE Transactions on Magnetics, vol. 38, no. 2, pp. 649–652, 2002
  8. Method of early failure detection for elastic diaphragms based on frequency analysis of the acoustic signal
    IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, vol. 49, no. 8, pp. 1025–1028, 2002
  9. High order surface impedance boundary conditions for the FDTD method
    IEEE Transactions on Magnetics, vol. 37, no. 5, pp. 3242–3245, 2001
  10. Surface impedance boundary conditions near corners and edges: rigorous consideration
    IEEE Transactions on Magnetics, vol. 37, no. 5, pp. 3465–3468, 2001
  11. Invariant BEM-SIBC formulations for time- and frequency-domain eddy current problems
    IEEE Transactions on Magnetics, vol. 36, no. 4, pp. 852–855, 2000
  12. Use of the perturbation technique for implementation of surface impedance boundary conditions for the FDTD method
    IEEE Transactions on Magnetics, vol. 36, no. 4, pp. 942–945, 2000
  13. High order differential form-based elements for the computation of electromagnetic field
    IEEE Transactions on Magnetics, vol. 36, no. 4, pp. 1472–1478, 2000
  14. Computation of magnetostatic field using second order edge elements in 3D
    COMPEL: The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, vol. 18, no. 3, pp. 361–371, 1999
  15. Selection of the surface impedance boundary conditions for a given problem
    IEEE Transactions on Magnetics, vol. 35, no. 3, pp. 1486–1489, 1999
  16. Time domain surface impedance boundary conditions of high order of approximation
    IEEE Transactions on Magnetics, vol. 34, no. 5, pp. 2605–2608, 1998
  17. Efficient implementation of the time domain surface impedance boundary conditions for the boundary element method
    IEEE Transactions on Magnetics, vol. 34, no. 5, pp. 2763–2766, 1998
  18. Impedance boundary conditions for transient scattering problems
    IEEE Transactions on Magnetics, vol. 33, no. 2, pp. 1444–1447, 1997
  19. A variable local relaxation technique in nonlinear problems
    IEEE Transactions on Magnetics, vol. 31, no. 3, pp. 1733–1736, 1995
  20. Reliability assessment of an 'a posteriori' error estimate for adaptive computation of electromagnetic field problems
    IEEE Transactions on Magnetics, vol. 31, no. 3, pp. 1761–1764, 1995
  21. Algorithms and data structures for 2D and 3D adaptive finite element mesh refinement
    Finite Elements in Analysis and Design, vol. 17, no. 3, pp. 205–229, 1994
  22. Virtual elements: a smoothing technique to provide continuity in FEM discretized results
    IEEE Transactions on Magnetics, vol. 30, no. 5, pp. 3614–3617, 1994
  23. Use of reduced 3D hexahedral edge elements for 2D TE waveguides and vector potential problems
    IEEE Transactions on Magnetics, vol. 30, no. 5, pp. 3749–3752, 1994
  24. Theoretical models for the remote field effect
    IEEE Transactions on Magnetics, vol. 29, no. 2, pp. 1356–1358, 1993
  25. Curvilinear and higher order 'edge' finite elements in electromagnetic field computation
    IEEE Transactions on Magnetics, vol. 29, no. 2, pp. 1491–1494, 1993
  26. Modeling of velocity terms in 3D eddy current problems
    IEEE Transactions on Magnetics, vol. 28, no. 2, pp. 1178–1181, 1992
  27. Eigenvalue analysis in anisotropically loaded electromagnetic cavities using 'edge' finite elements
    IEEE Transactions on Magnetics, vol. 28, no. 2, pp. 1438–1441, 1992
  28. Utilization of geometric symmetries in 'edge' based boundary integral eddy current solutions
    IEEE Transactions on Magnetics, vol. 28, no. 2, pp. 1704–1707, 1992
  29. Location of wire position in tyre belting using Bayesian analysis
    NDT & E International, vol. 24, no. 2, pp. 95–97, 1991
  30. Eigenvalue analysis in electromagnetic cavities using divergence free finite elements
    IEEE Transactions on Magnetics, vol. 27, no. 5, pp. 3978–3981, 1991
  31. An eddy current constraint formulation for 3D electromagnetic field calculations
    IEEE Transactions on Magnetics, vol. 27, no. 5, pp. 4012–4015, 1991
  32. 3D finite element calculation of harmonic electromagnetic fields
    IEEE Transactions on Magnetics, vol. 26, no. 2, pp. 654–657, 1990
  33. A dynamically segmented bus architecture
    Computers & Electrical Engineering, vol. 16, no. 3, pp. 139–158, 1990
  34. Transient calculations of two-dimensional eddy current problems
    IEEE Transactions on Magnetics, vol. 25, no. 4, pp. 3140–3144, 1989
  35. Alternative approaches to the numerical calculation of impedance
    NDT International, vol. 21, no. 1, pp. 27–35, 1988
  36. Parallel implementation of field solution algorithms
    IEEE Transactions on Magnetics, vol. 24, no. 1, pp. 291–294, 1988
  37. PCNDT-an electromagnetic finite element package for personal computers
    IEEE Transactions on Magnetics, vol. 24, no. 1, pp. 366–369, 1988
  38. Finite element prediction of differential eddy current probe signals from Fe3O4 deposits in PWR steam generators
    NDT International, vol. 18, no. 6, pp. 331–338, 1985
  39. Electromagnetic field modeling on supercomputers
    IEEE Transactions on Magnetics, vol. 21, no. 6, pp. 2490–2494, 1985
  40. Finite element modeling of pulse Eddy current NDT phenomena
    IEEE Transactions on Magnetics, vol. 21, no. 6, pp. 2250–2253, 1985
  41. A finite element model for three-dimensional Eddy current NDT phenomena
    IEEE Transactions on Magnetics, vol. 21, no. 6, pp. 2635–2643, 1985
  42. Solution of linear equations for small computer systems
    International Journal for Numerical Methods in Engineering, vol. 20, no. 4, pp. 625–641, 1984
  43. Simulating Electromagnetic NDT Probe Fields
    IEEE Computer Graphics and Applications, vol. 3, no. 3, pp. 21–28, 1983
  44. 3-D finite element predictions of magnetostatic leakage fields
    IEEE Transactions on Magnetics, vol. 19, no. 5, pp. 2260–2265, 1983