Jamesina J Simpson portrait
  • Professor, Elect & Computer Engineering
801-585-6929

Publications

  • Jamesina J. Simpson (2002). Two-dimensional FDTD model of antipodal ELF propagation and Schumann resonance of the Earth. IEEE Antennas and Wireless Propagation Letters. Vol. 1(2), 53-56. Published, 01/2002.
    https://doi.org/10.1109/LAWP.2002.805123
  • J. J. Simpson and A. Taflove (2004). Three-dimensional FDTD modeling of impulsive ELF antipodal propagation and Schumann resonance of the Earth-sphere. IEEE Transactions on Antennas and Propagation. Vol. 52(2), 443-451. Published, 02/2004.
    https://doi.org/10.1109/TAP.2004.823953
  • J. J. Simpson, A. Taflove, J. A. Mix, and H. Heck (2004). Computational and experimental study of a microwave electromagnetic bandgap structure with waveguiding defect for potential use as a bandpass wireless interconnect. IEEE Microwave and Wireless Components Letters. Vol. 14(7), 343-345. Published, 01/2004.
    https://doi.org/10.1109/LMWC.2004.829283
  • J. J. Simpson and A. Taflove (2004). Efficient modeling of impulsive ELF antipodal propagation about the Earth sphere using an optimized two-dimensional geodesic FDTD grid. IEEE Antennas and Wireless Propagation Letters. Vol. 3(1), 215-218. Published, 01/2004.
    https://doi.org/10.1109/LAWP.2004.834936
  • A. Taflove and J. J. Simpson, “Introduction to Maxwell’s Equations and the Yee Algorithm,” Chap. 3 in Computational Electrodynamics: The Finite-Difference Time-Domain Method, 3rd ed., A. Taflove and S. C. Hagness, Norwood, MA: Artech, 2005. Published, 01/2005.
  • M. Piket-May, W. K. Gwarek, T.-L. Wu, B. Houshmand, T. Itoh, and J. J. Simpson “High-Speed Electronic Circuits with Active and Nonlinear Components,” Chap. 15 in Computational Electrodynamics: The Finite-Difference Time-Domain Method, 3rd ed., A. Taflove and S. C. Hagness, Norwood, MA: Artech, 2005. Published, 01/2005.
  • J. J. Simpson and A. Taflove (2005). Electrokinetic effect of the Loma Prieta earthquake calculated by an entire-Earth FDTD solution of Maxwell’s equations. Geophysical Research Letters. Vol. 32(L09302). Published, 06/2005.
    https://doi.org/10.1029/2005GL022601
  • J. J. Simpson and A. Taflove & A. Taflove (2006). A novel ELF radar for major oil deposits. IEEE Geoscience and Remote Sensing Letters. Vol. 3(1), 36-39. Published, 03/2006.
    https://doi.org/10.1109/LGRS.2005.856118
  • J. J. Simpson, A. Taflove, J. A. Mix, and H. Heck (2006). Substrate integrated waveguides optimized for ultrahigh-speed digital interconnects. IEEE Transactions on Microwave Theory and Techniques. Vol. 54(5), 1983-1990. Published, 05/2006.
    https://doi.org/10.1109/TMTT.2006.873622
  • J. J. Simpson, R. P. Heikes, and A. Taflove (2006). FDTD modeling of a novel ELF radar for major oil deposits using a three-dimensional geodesic grid of the Earth-ionosphere waveguide. IEEE Transactions on Antennas and Propagation. Vol. 54(6), 1734-1741. Published, 06/2006.
    https://doi.org/10.1109/TAP.2006.875504
  • J. J. Simpson and A. Taflove (2006). ELF radar system proposed for localized D-region ionospheric anomalies. IEEE Geoscience and Remote Sensing Letters. Vol. 3(4), 500-503. Published, 10/2006.
    https://doi.org/10.1109/LGRS.2006.878443
  • J. J. Simpson and A. Taflove (2007). A review of progress in FDTD Maxwell’s equations modeling of impulsive sub-ionospheric propagation below 300 kHz. IEEE Transactions on Antennas and Propagation in the Special Issue on Electromagnetic Wave Propagation in Complex Environments: A Tribute to Leopold Benno Felsen. Vol. 55(6), 1582-1590. Published, 06/2007.
    https://doi.org/10.1109/TAP.2007.897138
  • A. Heifetz, J. J. Simpson, S.-C. Kong, A. Taflove, and V. Backman (2008). Subdiffraction optical resolution of a gold nanosphere located within the nanojet of Mie-resonant dielectric microsphere. Optics Express. Vol. 15(25), 17334-17342. Published, 01/2008.
    https://doi.org/10.1364/OE.15.017334
  • S.-C. Kong, J. J. Simpson, and V. Backman (2008). ADE-FDTD scattered-field formulation for dispersive materials. IEEE Microwave and Wireless Components Letters. Vol. 18(1), 4-6. Published, 01/2008.
    https://doi.org/10.1109/LMWC.2007.911970
  • J. J. Simpson (2008). Global FDTD Maxwell’s equations modeling of electromagnetic propagation from currents in the lithosphere. IEEE Transactions on Antennas and Propagation. Vol. 56(1), 199-203. Published, 01/2008.
    https://doi.org/10.1109/TAP.2007.913149
  • J. J. Simpson (2009). Current and future applications of 3-D global Earth-ionosphere models based on the full-vector Maxwell’s equations FDTD method. Surveys in Geophysics. Vol. 30(2), 105-130. Published, 01/2009.
    https://doi.org/10.1007/s10712-009-9063-5
  • Y. Yu and J. J. Simpson (2010). An E-J collocated 3-D FDTD model of electromagnetic wave propagation in magnetized cold plasma. IEEE Transactions on Antennas and Propagation. Vol. 58(2), 469-478. Published, 01/2010.
    https://doi.org/10.1109/TAP.2009.2037706,
  • [Also published in the Virtual Journal for Biomedical Optics, vol. 5, iss. 16, pp. 16805-16812, 2010.]. Published, 01/2010.
    https://doi.org/10.1364/OE.18.016805
  • M. Madrid, J. J. Simpson, and M. Hayat (2011). FDTD calculations of the diffraction coefficient of vibrating wedges. IEEE Antennas and Wireless and Propagation Letters. Vol. 10, 163-166. Published, 01/2011.
    https://doi.org/10.1109/LAWP.2011.2121890
  • Y. Yu and J. J. Simpson (2011). A magnetic field-independent absorbing boundary condition for the FDTD E-J collocated magnetized cold plasma algorithm. IEEE Antennas and Wireless Propagation Letters. Vol. 10, 294-297. Published, 01/2011.
    https://doi.org/10.1109/LAWP.2011.2139191
  • C. Méndez-Ruiz and J. J. Simpson, “Ultra high-resolution FDTD modeling of a high-performance VLSI package for identifying resonances and coupling”, Applied Computational Electromagnetics Society Journal, vol. 26, no. 4, pp. 284-294, 2011. Published, 01/2011.
    http://www.ece.utah.edu/~simpson/Papers/Paper19.pd...
  • J. J. Simpson (2011). On the possibility of high-level transient coronal mass ejection–induced ionospheric current coupling to electric power grids. Journal of Geophysical Research. Vol. 116(A11308). Published, 01/2011.
    https://doi.org/10.1029/2011JA016830
  • J. J. Simpson (2012). An established numerical method applied to geophysics. Eos, newspaper of the American Geophysical Union, Washington, DC (feature article; circulation of over 61,000). Published, 07/2012.
  • C. Mendez-Ruiz and J. J. Simpson, "Cepstral analysis of photonic nanojet-illuminated biological cells," Applied Computational Electromagnetics Society Journal, vol. 27, no. 3, pp. 215-222, 2012. Published, 04/2012.
    http://www.ece.utah.edu/~simpson/Papers/Paper21.pd...
  • J. Niu and J. J. Simpson (2012). On the air-sea boundary in marine CSEM detection modeling of sub-seafloor hydrocarbon reservoirs. Antennas and Wireless Propagation Letters. Vol. 11, 651-654. Published, 07/2012.
    https://doi.org/10.1109/LAWP.2012.2203329
  • Y. Yu, J. Niu, and J. J. Simpson (2012). A 3-D global Earth-ionosphere FDTD model including an anisotropic magnetized plasma ionosphere. IEEE Transactions on Antennas and Propagation. Vol. 60(7), 3246-3256. Published, 07/2012.
    https://doi.org/10.1109/TAP.2012.2196937
  • I. R. Çapoğlu, J. Rogers, C. Méndez-Ruiz, J. J. Simpson, S. H. Tseng, K. Chen, M. Ding, A. Taflove, and V. Backman, “FDTD and PSTD Applications in Biophotonics,” Chap. in Advances in FDTD Computational Electrodynamics: Photonics and Nanotechnology, A. Taflove, A. Oskooi, and S. G. Johnson, Norwood, MA: Artech, 2013. Published, 02/2013.
  • M. Hasan & J. J. Simpson (2013). Photonic nanojet enhanced nanometer-scale germanium photodiode. Applied Optics. Vol. 52(22), 5420-5425. Published, 07/2013.
    https://doi.org/10.1364/AO.52.005420
  • M. Hasan & J. J. Simpson (2014). Three-dimensional subwavelength confinement of a photonic nanojet using a plasmonic nanoantenna gap. Microwave and Optical Technology Letters. Vol. 56(11), 2700-2706. Published, 06/2014.
    https://doi.org/10.1002/mop.28680
  • B. T. Nguyen & A. Samimi and J. J. Simpson (2014). Recent advances in FDTD modeling of electromagnetic wave propagation in the ionosphere. Applied Computational Electromagnetics Society Journal. Vol. 29. Published, 12/2014.
    https://my.ece.utah.edu/~simpson/Papers/Paper26.pd...
  • A. Samimi & J. J. Simpson (2015). An efficient 3-D FDTD model of electromagnetic wave propagation in magnetized plasma. IEEE Trans. Antennas and Propagation. Vol. 63(1), 269-279. Published, 01/2015.
    https://doi.org/10.1109/TAP.2014.2366203
  • A. Samimi, B. T. Nguyen, and J. J. Simpson (2015). FDTD Modeling of Electromagnetic Wave Propagation in the Ionosphere. Chapter 4 in Computational Electromagnetic Methods and Applications, Edited by Wen Yu, Norwood, MA: Artech. Published, 04/2015.
  • B. T Nguyen, C. Furse and J. J. Simpson (2015). A 3-D stochastic FDTD model of electromagnetic wave propagation in magnetized ionosphere plasma. IEEE Transactions on Antennas and Propagation. Vol. 63(1), 304-313. Published, 01/2015.
    https://doi.org/10.1109/TAP.2014.2365824
  • A. Samimi & J. J. Simpson (2016). Parallelization of 3-D global FDTD Earth-ionosphere waveguide models at resolutions on the order of ~1 km and higher. IEEE Antennas and Wireless Propagation Letters. Vol. 15. Published, 01/2016.
    https://my.ece.utah.edu/~simpson/Papers/Paper29.pd...
  • A. Pulkkinen, E. Bernabeu, A. Thomson, A. Viljanen, R. Pirjola, D. Boteler J. Eichner, et al. (2017). Geomagnetically induced currents: science, engineering, and applications readiness. AGU's Space Weather Journal. Vol. 15(7), 828-856. Published, 03/2017.
    https://doi.org/10.1109/LAWP.2016.2545526
  • S. Pokhrel, B. Nguyen, M. Rodriguez, E. Bernabeu, and J. J. Simpson (2018). A finite difference time domain investigation of electric field enhancements along ocean-continent boundaries during space weather events. Journal of Geophysical Research – Space Physics. Vol. 123(6), DOI: 10.1029/2017JA024648. Published, 06/2018.
    https://doi.org/10.1029/2017JA024648
  • S. Pokhrel, M. Rodriguez, A. Samimi, G. Heber, and J. J. Simpson (2018). Parallel I/O for 3-D global FDTD Earth-ionosphere waveguide models at resolutions on the order of ~1 km and higher using HDF5. IEEE Transactions on Antennas and Propagation. Vol. 7, 3548-3555. Published, 08/2018.
    https://doi.org/10.1109/TAP.2018.2835163
  • S. Pokhrel, V. Shankar, and J. J. Simpson (2018). 3-D FDTD modeling of electromagnetic wave propagation in magnetized plasma requiring singular updates to the current density equation. IEEE Transactions on Antennas and Propagation. Vol. 66(9), 4772-4781. Published, 08/2018.
    https://doi.org/10.1109/TAP.2018.2847601
  • B. T. Nguyen, S. Wiechecki Vergara, C. D. Sarris, and J. J. Simpson (2018). Ionospheric variability effects on impulsive ELF antipodal propagation about the Earth-sphere. IEEE Transactions on Antennas and Propagation. Vol. 66(11), 6244 - 6254. Published, 08/2018.
    https://doi.org/10.1109/TAP.2018.2874478
  • B. T. Nguyen, A. Samimi, S. Wiechecki Vergara, C. D. Sarris, and J. J. Simpson (2019). Analysis of electromagnetic wave propagation in variable / uncertain magnetized plasma via the polynomial chaos expansion method. IEEE Transactions on Antennas and Propagation. Vol. 67(1), 438-449. Published, 01/2019.
    https://doi.org/10.1109/TAP.2018.2879676
  • D. R. Smith, S. Burns, J. J. Simpson, and S. Ferrone (2019). FDTD modeling of scattered ultra low-frequency electromagnetic waves from objects submerged in the ocean. IEEE Transactions on Antennas and Propagation. Vol. 67(4), 2534 – 2541. Published, 04/2019.
    https://doi.org/10.1109/TAP.2019.2891464
  • S. Pokhrel & G. Moss, and J. J. Simpson (2019). FDTD modeling of coils for wireless charging applications. Applied Computational Electromagnetics Society Journal. Vol. 34(11), 1620 – 1628. Published, 04/2019.
    https://my.ece.utah.edu/~simpson/Papers/Paper37.pd...
  • X. Xu, C. Zhou, L. Chen, Z. Xia, X. Liu, J. J. Simpson, and Y. Zhang (2020). Two dimensional full-wave modeling of propagation of low altitude hiss in the ionosphere. Geophysical Research Letters. Vol. 47(4). Published, 03/2020.
    https://doi.org/10.1029/2019GL086601
  • D. R. Smith, C. Y. Huang, J. J. Simpson, and E. Dao (2020). FDTD Modeling of HF Waves through Ionospheric Plasma Irregularities. Journal of Geophysical Research – Space Physics. Vol. 125(3). Published, 02/2020.
    https://doi.org/10.1029/2019JA027499
  • X. Xu, L. Chen, C. Zhou, X. Liu, Z. Xia, J. J. Simpson, and Y. Zhang (2020). Two dimensional full-wave simulation of whistler-mode wave propagation near the local lower hybrid resonance frequency in a dipole field. Journal of Geophysical Research – Space Physics. Vol. 125(4). Published, 03/2020.
    https://doi.org/10.1029/2019JA027750
  • D. Balsara and J. J. Simpson (2020). Making a synthesis of FDTD and DGTD Schemes for computational electromagnetics. IEEE Journal on Multiscale and Multiphysics Computational Techniques. Vol. 5, 99-118. Published, 06/2020.
    https://doi.org/10.1109/JMMCT.2020.3001910
  • D. R. Smith, T. Tan, E. Dao, C. Huang, and J. J. Simpson (2020). An FDTD investigation of orthogonality and the backscattering of HF waves in the presence of ionospheric irregularities. Journal of Geophysical Research – Space Physics. Vol. 125. Published, 08/2020.
    https://doi.org/10.1029/2020JA028201
  • D. R. Smith and J. J. Simpson (2021). On the possibility of using ULF/ELF electromagnetic waves from undersea cables to detect airplanes submerged in the ocean. ACES Journal. Vol. 36(5), 486-495. Published, 05/2021.
    https://www.ece.utah.edu/~simpson/Papers/Paper43.p...
  • S. Burns, F. Gasdia, J. J. Simpson, and R. Marshall (2021). 3-D FDTD Modeling of Long-Distance VLF propagation in the Earth-ionosphere waveguide. IEEE Transactions on Antennas and Propagation. Vol. 69, 7743-7752. Published, 11/2021.
    https://www.ece.utah.edu/~simpson/Papers/Paper44.p...
  • D. S. Balsara, S. Samantaray, K. Niknam, J. J. Simpson, G. Montecinos, (2021). An optimized CPML formulations for high order FVTD schemes for CED. IEEE Journal on Multiscale and Multiphysics Computational Techniques. Vol. 6, 183-200. Published, 11/13/2021.
    https://doi.org/10.1109/JMMCT.2021.3128449
  • K. Niknam and J. J. Simpson (2021). A review of grid-based, time-domain modeling of Electromagnetic Wave Propagation in the Ionosphere. IEEE Journal on Multiscale and Multiphysics Computational Techniques. Vol. 6, 214 – 228. Published, 11/12/2021.
    https://doi.org/10.1109/JMMCT.2021.3136128
  • J. J. Simpson (2021). The Impact of Hard Work and ‘Scratching’ for Ideas. IEEE Antennas and Propagation Magazine. Published, 10/01/2021.
  • D. R. Smith, C. Jin, J. J. Simpson, and E. Decrossas (2022). FDTD modeling internal electrostatic discharge events coupled to high frequency antennas. IEEE Transactions on Electromagnetic Compatibility. Vol. 64, 39 – 46. Published, 02/19/2022.
    https://doi.org/10.1109/TEMC.2021.3088065
  • F. L. Teixeira, C. Sarris, Y. Zhang, D.-Y. Na, J.-P. Berenger, Y. Su, M. Okoniewski, W. C. Chew, V. (2023). Finite-difference time-domain methods. Nature Reviews Methods Primers. Vol. 3:75. Published, 10/02/2023.
    https://doi.org/10.1038/s43586-023-00257-4
  • P. S. Paneru, J. J. Simpson, and M. B. Moldwin (2024). Grid Resolution Requirements for FDTD Modeling of Geoelectric Fields. Journal of Geophysical Research -- Space Weather. Vol. 129(6). Published, 06/2024.
    https://doi.org/10.1029/2023JA032125
  • Y. Zhang and J. J. Simpson (2024). Extrapolation within the time-stepping loop of FDTD models. IEEE Transactions on Antennas and Propagation. Vol. 72, 3553-3557. Published, 04/2024.
    https://ieeexplore.ieee.org/document/10445325
  • Y. Zhang, D. R. Smith, and J. J. Simpson (2024). A 3-D global FDTD Courant-limit model of the Earth for long-time-span and high-altitude applications. Applied Computational Electromagnetics Society Journal. Vol. 39:2. Published, 02/2024.
  • L. Jensen, Y. Rahmani, and J. J. Simpson (2024). The hunt for perpendicular magnetic field measurements in plasma. The Astrophysics Journal. Vol. 963. Published, 01/2024.
    https://iopscience.iop.org/article/10.3847/1538-43...
  • K. Niknam and J. J. Simpson (2023). A TF/SF plane wave source condition for the constraint-preserving FVTD Method. IEEE Journal on Multiscale and Multiphysics Computational Techniques. Vol. 8, 108-122. Published, 08/2023.
    https://doi.org/10.1109/JMMCT.2023.3241190

Research Keywords

  • Maxwell's equations
  • Electromagnetics
  • Electromagnetic Propagation
  • Computational Electromagnetics
  • Finite-Difference Time-Domain (FDTD)
  • Geophysical electromagnetic theory and practice
  • Cancer detection
  • Bioelectromagnetics
  • Biophotonics
  • Plasmonics
  • Supercomputing

Presentations

  • J. J. Simpson* and A. Taflove, “Two-dimensional FDTD modeling of impulsive ELF antipodal propagation about the Earth-sphere,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, San Antonio, TX, vol. 3, pp. 678-681, June 2002. Conference Paper, Refereed, Presented, 06/2002.
  • J. J. Simpson* and A. Taflove, “FDTD modeling of millimeter-wave photonic bandgap structures for potential use as ultrahigh speed bandpass wireless interconnects,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, San Antonio, TX, p. 82, June 2002. Conference Paper, Refereed, Presented, 06/2002.
  • J. J. Simpson* and A. Taflove, “Global three-dimensional FDTD modeling of impulsive ELF propagation about the Earth,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Columbus, OH, vol. 4, pp. 940-943, June 2003. Conference Paper, Refereed, Presented, 06/2003.
  • A. Taflove*, J. J. Simpson, and G. Chang, “Two emerging multiphysics FDTD applications from the megameter scale at 3 Hz to the nanometer scale at 300 THz,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Columbus, OH, June 2003. Conference Paper, Refereed, Presented, 06/2003.
  • J. J. Simpson* and A. Taflove, “Computational study of millimeter-wave metal-pin photonic bandgap waveguides for use as ultrahigh-speed bandpass wireless interconnects,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Columbus, OH, vol. 4, pp. 871-874, June 2003. Conference Paper, Refereed, Presented, 06/2003.
  • J. J. Simpson* and A. Taflove, “Three-dimensional FDTD modeling of the response of the global Earth-ionosphere waveguide to seismically-induced sources,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Monterey, CA, June 2004. Conference Paper, Refereed, Presented, 06/2004.
  • J. J. Simpson*, A. Taflove, J. A. Mix, and H. Heck, “A study of a microwave electromagnetic bandgap structure with waveguiding defect for potential use as a bandpass wireless interconnect,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Monterey, CA, vol. 2, pp. 1523-1526, June 2004. Conference Paper, Refereed, Presented, 06/2004.
  • J. J. Simpson* and A. Taflove, “Recent advances in FDTD modeling of ULF/ELF propagation within the global Earth-ionosphere waveguide,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, F2-3, p. 167, Jan. 2005 (invited). Conference Paper, Refereed, Presented, 01/2005.
  • J. J. Simpson*, A. Taflove, J. A. Mix, and H. Heck, “An experimental and computational study of bandpass wireless digital-bus interconnects using electromagnetic bandgap technology at 50 GHz,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Washington, D.C., July 2005 (invited). Conference Paper, Refereed, Presented, 07/2005.
  • J. J. Simpson* and A. Taflove, “Whole Earth FDTD modeling of ELF electromagnetic sounding of oil deposits with the U.S. Navy’s ELF transmitter system,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Washington, D.C., July 2005. Conference Paper, Refereed, Presented, 07/2005.
  • J. J. Simpson* and A. Taflove, “3-D FDTD modeling of ULF/ELF propagation within the global Earth-ionosphere cavity using an optimized geodesic grid,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Washington, D.C., July 2005 (invited). Conference Paper, Refereed, Presented, 07/2005.
  • J. J. Simpson* and A. Taflove, “Global 3-D FDTD Maxwell’s equations modeling of ionospheric disturbances associated with earthquakes using an optimized geodesic grid,” Proc. American Geophysical Union Fall Meeting, San Francisco, CA, Dec. 2005. Conference Paper, Refereed, Presented, 12/2005.
  • J. J. Simpson* and A. Taflove, “An investigation of a novel radar for ionospheric disturbances using a global 3-D FDTD model of the earth-ionosphere waveguide,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2006. Conference Paper, Refereed, Presented, 01/2006.
  • J. J. Simpson* and A. Taflove, “Proposal for an ELF radar of D-region ionospheric anomalies analyzed using a 3-D geodesic FDTD model of the Earth-ionosphere waveguide,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Albuquerque, NM, July 2006. Conference Paper, Refereed, Presented, 07/2006.
  • J. J. Simpson*, A. Taflove, J. A. Mix, H. Heck, “Optimized substrate integrated waveguide bends for high-speed digital circuits,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Albuquerque, NM, July 2006. Conference Paper, Refereed, Presented, 07/2006.
  • J. J. Simpson* and A. Taflove, “Progress in three-dimensional FDTD Maxwell’s equations modeling of global impulsive ULF/ELF propagation,” Proc. Progress in Electromagnetics Research Symposium (PIERS), Tokyo, Japan, Aug. 2006 (invited). Conference Paper, Refereed, Presented, 08/2006.
  • J. J. Simpson* and A. Taflove, “3-D FDTD Maxwell’s equations modeling of sub-30 kHz electromagnetic wave propagation in the Earth-ionosphere waveguide including ionospheric plasma as influenced by the geomagnetic field,” Proc. American Geophysical Union Fall Meeting, San Francisco, CA, Dec. 2006. Conference Paper, Refereed, Presented, 12/2006.
  • J. J. Simpson* and A. Taflove, “3-D FDTD model of the Earth-ionosphere waveguide including a gyrotropic plasma ionosphere,” Proc. URSI North American Radio Science Meeting, Ottawa, Canada, July 2007. Conference Paper, Refereed, Presented, 07/2007.
  • J. J. Simpson*, “FDTD full-Maxwell’s equations modeling from near-DC to light,” Proc. 24th International Review of Progress in Applied Computational Electromagnetics (ACES), Niagara Falls, Canada, April 2008 (invited). Conference Paper, Refereed, Presented, 04/2008.
  • J. J. Simpson*, “3-D FDTD modeling of hazardous effects of an historically intense coronal mass ejection on the global earth-ionosphere waveguide environment,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, San Diego, CA, July 2008. Conference Paper, Refereed, Presented, 07/2008.
  • A. Altunc*, J. J. Simpson, C. E. Baum, C. G. Christodoulou, and E. Schamiloglu, “Numerical simulation of a lens for launching a spherical wave,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, San Diego, CA, July 2008. Conference Paper, Refereed, Presented, 07/2008.
  • J. J. Simpson*, X. Li, A. Heifetz, and V. Backman, “FDTD computational synthesis and analysis of the partial-wave spectroscopy image of the inhomogeneous dielectric sphere,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, San Diego, CA, July 2008 (invited). Conference Paper, Refereed, Presented, 07/2008.
  • J. J. Simpson*, B. Horine, and H. Heck, “Ultra high-resolution FDTD modeling of an integrated circuit package for characterizing and solving EMC problems in compact portable electronic devices,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, San Diego, CA, July 2008. Conference Paper, Refereed, Presented, 07/2008.
  • Y. Yu* and J. J. Simpson, “3-D FDTD modeling of electromagnetic wave propagation in magnetized cold plasma,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2009. Conference Paper, Refereed, Presented, 01/2009.
  • J. J. Simpson*, “FDTD modeling applications in ultrahigh-speed interconnects and electromagnetic compatibility of complex packages,” IEEE MTT-S International Microwave Workshop Series on Signal Integrity and High-Speed Interconnects, Guadalajara, Mexico. Invited Talk/Keynote, Presented, 02/2009.
  • J. J. Simpson*, “FDTD Modeling Applications at Intel Corporation in ultrahigh-Speed Interconnects and Electromagnetic Compatibility of Complex Packages,” IEEE MTT-S International Microwave Workshop Series on Signal Integrity and High-Speed Interconnects, Guadalajara, Mexico, Feb. 2009 (invited). Conference Paper, Refereed, Presented, 02/2009.
  • J. J. Simpson*, I. R. Çapoğlu, and V. Backman, “Using FDTD to Improve Our Understanding of Partial Wave Spectroscopy for Advancing Ultra Early-Stage Cancer Detection Techniques,” International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM) and the Canadian Radio Sciences Meeting (URSI/CNC), Banff, AB, Canada, Feb. 2009 (invited). Conference Paper, Refereed, Presented, 02/2009.
  • E. Tanner*, J. J. Simpson, and H. Smartt, “Remote-sensing of underground caverns using a 3-D FDTD model,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Charleston, SC, June 2009. Conference Paper, Refereed, Presented, 06/2009.
  • M. Madrid*, J. J. Simpson, B. Santhanam, W. Gerstle, T. Atwood, and M. M. Hayat, “Modeling electromagnetic wave interactions with vibrating structures,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Charleston, SC, June 2009. Conference Paper, Refereed, Presented, 06/2009.
  • C. Méndez-Ruiz*, J. J. Simpson, B. Horine, K. Slattery, “Utra high-resolution FDTD modeling of a high-performance VLSI package,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Charleston, SC, June 2009. Conference Paper, Refereed, Presented, 06/2009.
  • Y. Yu* and J. J. Simpson, “A new 3-D FDTD model of magnetized cold plasma for modeling electromagnetic wave propagation in the Earth-ionosphere waveguide,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Charleston, SC, June 2009. Conference Paper, Refereed, Presented, 06/2009.
  • C. Méndez-Ruiz* and J. J. Simpson, “Ultra high-resolution FDTD modeling of a high-performance VLSI package for identifying EMC issues,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2010. Conference Paper, Refereed, Presented, 01/2010.
  • J. J. Simpson*, “Extended photonic nanojets for obtaining the internal composition of a dielectric slab,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2010 (invited). Conference Paper, Refereed, Presented, 01/2010.
  • Y. Yu* and J. J. Simpson, “FDTD calculation of the Faraday rotation of EM waves propagating within the ionosphere,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2010. Conference Paper, Refereed, Presented, 01/2010.
  • J. J. Simpson*, “Optical detection of a narrow ultra-subwavelength-thin dielectric layer via cepstral analysis of photonic nanojet backscattering,” Photonics North, Niagara Falls, Canada, June 2010 (invited). Conference Paper, Refereed, Presented, 06/2010.
  • Y. Yu and J. J. Simpson*, “Global 3-D FDTD modeling of electromagnetic wave propagation within the Earth-ionosphere system including a magnetized cold plasma ionosphere,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Toronto, Canada, July 2010. Conference Paper, Refereed, Presented, 07/2010.
  • J. J. Simpson*, “Optical detection of a nanometer-thick dielectric layer via cepstral analysis of photonic nanojet backscattering,” Progress in Electromagnetics Research Symposium (PIERS), Cambridge, MA, July 2010 (invited). Conference Paper, Refereed, Presented, 07/2010.
  • J. Niu* and J. J. Simpson, “3D FDTD modeling of marine CSEM in detecting subseafloor hydrocarbon reservoirs,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Toronto, Canada, July 2010. Conference Paper, Refereed, Presented, 07/2010.
  • J. J. Simpson*, “Global 3-D Maxwell’s equations FDTD modeling of the effects of space weather on the Earth-ionosphere system,” International Conference on Electromagnetics in Advanced Applications (ICEAA), Sydney, Australia, Sept. 2010 (invited). Conference Paper, Refereed, Presented, 09/2010.
  • J. J. Simpson*, “Frontiers in full-Maxwell’s equations FDTD modeling,” US-Egypt Regional Workshop on Microwave Emerging Technologies, Cairo, Egypt. Invited Talk/Keynote, Presented, 10/2010.
  • M. Madrid* and J. J. Simpson, “2-D FDTD calculations of the diffraction coefficient of vibrating wedges,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2011. Conference Paper, Refereed, Presented, 01/2011.
  • C. Méndez-Ruiz* and J. J. Simpson, “Analysis of backscattered fields from photonic nanojet-illuminated inhomogeneous dielectric objects having rough sources,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2011 (invited). Conference Paper, Refereed, Presented, 01/2011.
  • J. Niu* and J. J. Simpson, “3-D FDTD modeling of time-domain marine CSEM in detecting subseafloor hydrocarbon reservoirs under shallow seawater,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2011. Conference Paper, Refereed, Presented, 01/2011.
  • J. Kotobi, A. Pulkkinen, and J. J. Simpson*, “Global FDTD modeling of the Earth-Ionosphere system during the 2003 ‘Halloween’ Storms,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2011. Conference Paper, Refereed, Presented, 01/2011.
  • J. J. Simpson*, “Three-dimensional full-Maxwell’s equations modeling of the Earth-ionosphere system for applications ranging from Communications, HAARP, and Space Weather,” 13th International Ionospheric Effects Symposium, Alexandria, VA, May 2011. Conference Paper, Refereed, Presented, 05/2011.
  • J. J. Simpson*, “FDTD calculation of geomagnetically-induced currents on the Finnish natural gas pipeline system,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Spokane, WA, July 2011. Conference Paper, Refereed, Presented, 07/2011.
  • J. J. Simpson* and J. Niu, “Multiphysics modeling of VLF-HF propagation in the earth-ionosphere system for communications, surveillance, and navigation,” International Conference on Electromagnetics in Advanced Applications (ICEAA), Torino, Italy, Sept. 2011 (invited). Conference Paper, Refereed, Presented, 09/2011.
  • J. J. Simpson*, “NSF CAREER: Establishing at the University of New Mexico a student residential college / honors program with extensive faculty involvement,” Proc. American Geophysical Union Fall Meeting, San Francisco, CA, Dec. 2011. Conference Paper, Refereed, Presented, 12/2011.
  • J. J. Simpson*, “Coronal mass ejection-induced short time-scale (<10 seconds) electromagnetic phenomena in the Earth lithosphere-ionosphere system and its potential to disrupt the operation of electric power grids,” Proc. American Geophysical Union Fall Meeting, San Francisco, CA, Dec. 2011. Conference Paper, Refereed, Presented, 12/2011.
  • J. Niu* and J. J. Simpson, “A coupled FDTD/SAMI3 model for electromagnetic wave propagation in the Earth-ionosphere system,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2012. Conference Paper, Refereed, Presented, 01/2012.
  • H. Faraji*, C. Méndez-Ruiz, and J. J. Simpson, “Photonic nanojets applied to possible ultra early-stage cancer detection,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2012 (invited). Conference Paper, Refereed, Presented, 01/2012.
  • J. Niu* and J. J. Simpson, “Calculation of VLF wave propagation using a multi-physics FDTD / SAMI3 simulator of the Earth-ionosphere system,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Chicago, IL, July 2012. Conference Paper, Refereed, Presented, 07/2012.
  • Y. Yu*, J. J. Simpson, and E. Li, “On the development of a global plasma-ionosphere FDTD algorithm for EM cacluation in the Earth-ionosphere system,” International Conference on Electromagnetics in Advanced Applications (ICEAA), Cape Town, South Africa, Sept. 2012 (invited). Conference Paper, Refereed, Presented, 08/2012.
  • H. Faraji, M. Hasan*, and J. J. Simpson, “A feasibility study of microjets applied to breast cancer detection,” International Conference on Electromagnetics in Advanced Applications (ICEAA), Cape Town, South Africa, Sept. 2012 (invited). Conference Paper, Refereed, Presented, 09/2012.
  • J. J. Simpson*, “Beyond mammography: Milijet detection of breast cancer,” Exploring Collaborative Possibilities in Health Sciences and Engineering, University of Utah Center for Medical Innovation Event, Dec. 2012. Invited Talk/Keynote, Presented, 12/2012.
  • M. Hasan* and J. J. Simpson, “Lightsabers (‘laser swords’) for improving photodetector speed and responsivity,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2013. Conference Paper, Refereed, Presented, 01/2013.
  • J. J. Simpson*, “Maxwell’s equations FDTD modeling of electromagnetic phenomena in the Earth-ionosphere system,” Institute of Geophysics and Planetary Physics, University of California – Los Angeles. Invited Talk/Keynote, Presented, 04/2013.
  • B. T. Nguyen* and J. J. Simpson, “A stochastic FDTD model of electromagnetic wave propagation in magnetized ionospheric plasma,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Chicago, IL, July 2013. Conference Paper, Refereed, Presented, 07/2013.
  • J. J. Simpson*, “FDTD Maxwell’s equations modeling from near-DC to light: Applications ranging from geophysics, communications, digital interconnects, to plasmonics and biophotonics,” L3 Communications, Salt Lake City, UT, Sept. 2013. Invited Talk/Keynote, Presented, 09/2013.
  • M. Hasan* and J. J. Simpson, “Superenhanced optical energy concentration through a subwavelength aperture using a photonic nanojet,” NanoUtah 2013 Nanotechnology Conference and Exhibition, Salt Lake City, UT, Oct. 2013 (poster). Other, Presented, 10/2013.
  • J. J. Simpson*, “FDTD modeling of electromagnetic propagation in the Earth-ionosphere waveguide,” Utah State University ECE Dept, Logan, UT, Oct. 2013. Invited Talk/Keynote, Presented, 10/2013.
  • J. J. Simpson*, “FDTD Modeling of Electromagnetic Propagation in the Earth-Ionosphere Waveguide,” China-US Computational Electromagnetics Workshop, Harbin, China, Nov. 2013 (one of eight professors invited from the United States). Invited Talk/Keynote, Presented, 11/2013.
  • B. T. Nguyen* and J. J. Simpson, “A 3-D Stochastic FDTD model of electromagnetic wave propagation in magnetized ionosphere plasma,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2014. Conference Paper, Refereed, Presented, 01/2014.
  • M. Hasan* and J. J. Simpson, “Super-enhanced optical energy concentration through a subwavelength aperture using a photonic nanojet,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2014. Conference Paper, Refereed, Presented, 01/2014.
  • M. Hasan, A. Samimi, B. Sensale-Rodriguez, and J. J. Simpson, “Photonic nanojets: Subwavelength detection, phototiodes, and nanoapertures,” ,” International Conference on Metamaterials, Photonic Crystals, and Plasmonics (META), Singapore, May 2014 (invited). Conference Paper, Refereed, Presented, 05/2014.
  • B. T. Nguyen*, C. Furse, and J. J. Simpson, “Analysis of Electromagnetic Field Variability in Magnetized Ionosphere Plasma using the Stochastic FDTD Method,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Memphis, Tennessee, July 2014 (invited). Conference Paper, Refereed, Presented, 07/2014.
  • A. Samimi* and J. J. Simpson, “Introducing a new method for FDTD modeling of electromagnetic wave propagation in magnetized plasma,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Memphis, Tennessee, July 2014. Conference Paper, Refereed, Presented, 07/2014.
  • B. T. Nguyen* and J. J. Simpson, “An efficient stochastic approach to uncertainty quantification in 3-D FDTD magnetized cold plasma,” International Conference on Electromagnetics in Advanced Applications (ICEAA), Palm Beach, Aruba, August 2014 (invited). Conference Paper, Refereed, Presented, 08/2014.
  • J. J. Simpson*, “A summary of the major global 3-D FDTD modeling capabilities to-date,” International Conference on Computational Electromagnetics, Hong Kong, Hong Kong, February 2015 (invited). Invited Talk/Keynote, Presented, 02/2015.
  • B. T. Nguyen,* A. Samimi, and J. J. Simpson, “A polynomial chaos approach for modeling uncertainty propagation in 3D-FDTD magnetized cold plasma,” IEEE International Symposium on Electromagnetic Compatibility and Signal Integrity, Santa Clara, CA (invited). Conference Paper, Refereed, Presented, 03/2015.
  • J. J. Simpson*, “Petascale computing: Calculating the impact of a geomagnetic storm on electric power grids,” NCSA Blue Waters Symposium for Petascale Science and Beyond,” Sunriver, Oregon. Other, Presented, 05/2015.
  • A. Samimi and J. J. Simpson*, “Global 3-D FDTD Earth-ionosphere models on existing petascale and future exascale supercomputers,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2016 (invited). Invited Talk/Keynote, Presented, 01/2016.
  • J. J. Simpson*, “Maxwell’s equations modeling of electromagnetic wave propagation in the global Earth-ionosphere waveguide via the FDTD method,” Minnesota Institute for Astrophysics, University of Minnesota, Minneapolis, MN. Invited Talk/Keynote, Presented, 02/2016.
  • J. J. Simpson*, “Location-dependent space weather hazards of societal significance within the Earth-ionosphere waveguide,” NCSA Blue Waters Symposium for Petascale Science and Beyond,” Sunriver, Oregon, June 2016. Other, Presented, 05/2016.
  • S. Pohkerel, B. Nguyen, J. J. Simpson, “An investigation of space weather hazards to electric power grids at ocean-continent boundaries,” NCSA Blue Waters Symposium for Petascale Science and Beyond,” Sunriver, Oregon, June 2016 (poster presentation). Other, Presented, 05/2016.
  • A. Samimi, M. Rodriguez, N. Dupree, R. Moore, and J. J. Simpson, “The application of global 3-D FDTD Earth-ionosphere models to VLF propagation: Comparison with LWPC,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Puerto Rico, June 2016. Conference Paper, Refereed, Presented, 06/2016.
  • A. Pulkkinen, E. Bernabeu, A. Thomson, A. Viljanen, J. Eichner, P. Cilliers, D. Welling, N. P. Savani, R. Weigel, J. J. Love, C. Balch, C. Ngwira, G. Crowley, J. J. Simpson, A. Schultz, R. Kataoka, B. Anderson, D. Fugate, R. Pirjola, D. Boteler, “NASA LWS Institute GIC Working Group: GIC science, engineering, and applications readiness,” Proc. American Geophysical Union Fall Meeting, San Francisco, CA, December 2016. Conference Paper, Refereed, Presented, 12/2016.
  • S. Pokhrel, B. Nguyen, J. J. Simpson, “FDTD applied to GICs at ocean-continent boundaries”, Proc. American Geophysical Union Fall Meeting, San Francisco, CA, December 2016. Conference Paper, Refereed, Presented, 12/2016.
  • S. Burns*, A. Samimi, and J. J. Simpson, “Global FDTD Modeling of ULF scatterings from submerged objects,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2017 (invited). Invited Talk/Keynote, Presented, 01/2017.
  • D. Smith, S. Burns, S. Potashnik, and J. J. Simpson, "FDTD modeling of scattered electromagnetic waves at ultra low-frequencies from objects in ocean water," Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, San Diego, CA, July 2017. Conference Paper, Refereed, Presented, 07/2017.
  • S. Pokhrel, V. Shankar, and J. J. Simpson, “Simplified FDTD model of electromagnetic wave propagation in magnetized plasma,” ACES2018, Denver, CO, March 2018. Conference Paper, Refereed, Presented, 03/2018.
  • S. Pokhrel, M. Rodriguez, A. Samimi, G. Heber, and J. J. Simpson, “HDF5 for parallel I/O in high resolution 3-D global FDTD Earth-ionosphere waveguide models,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Boston, MA, July 2018. Conference Paper, Refereed, Presented, 07/2018.
  • S. Pokhrel, J. J. Simpson, D. Welling, and M. Liemohn, “Regional FDTD modeling of GICs during the 2003 “Halloween” solar storm,” Proc. American Geophysical Union Fall Meeting, Washington, D. C., December 2018. Conference Paper, Refereed, Presented, 12/2018.
  • M. Liemohn, D. Welling, J. J. Simpson, R. Ilie, B. Anderson, S. Zou, N. Ganishkina, A. Ridley, J. Gjerloev, A. Kelbert, M. Burleigh, A. Mukhopadhyay, and H. Xu, “CHARGED: Understanding the physics of extreme geomagnetically induced currents,” Proc. American Geophysical Union Fall Meeting, Washington, D. C., December 2018. Conference Paper, Refereed, Presented, 12/2018.
  • D. Smith, C. Huang, J. J. Simpson, and E. Dao, “Modeling HF waves through plasma irregularities using the FDTD method,” Proc. American Geophysical Union Fall Meeting, Washington, D. C., December 2018. Conference Paper, Refereed, Presented, 12/2018.
  • S. Pokhrel, J. J. Simpson, A. Kelbert, D. Welling, and M. Liemohn, “Regional FDTD Modeling of GICs during solar storms,” Space Weather Workshop, Boulder, CO, April 2019. Other, Presented, 04/2019.
  • J. J. Simpson, A. Taflove, and D. Balsara, “Higher-order, globally constraint-preserving FVTD schemes for CED,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Atlanta, GA, July 2019. Invited Talk/Keynote, Presented, 07/2019.
  • D. Balsara, A. Taflove, and J. J. Simpson, “Higher-order, globally constraint-preserving FVTD schemes for CED,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Atlanta, GA, July 2019. Invited Talk/Keynote, Presented, 07/2019.
  • J. J. Simpson, “Proposed detection system for detecting airplanes that have crashed into the ocean,” L3 Communications, Salt Lake City, UT. Invited Talk/Keynote, Presented, 03/2020.
  • Y. Zhang, J. J. Simpson, D. Welling, and M. Liemohn, “Improving the efficiency of Maxwell’s equations FDTD modeling for space weather applications by scaling the speed of light,” Proc. IEEE AP-S International Symposium and USNC-URSI North American Radio Science Meeting, Montreal, Canada, July 2020. Conference Paper, Refereed, Presented, 07/2020.
  • Y. Zhang, J. J. Simpson, A. Ridley, D. Welling, and M. Liemohn, “A comparison of FDTD-predicted surface magnetic fields with SuperMAG, INTERMAGNET, and BATS-R-US and RIM virtual magnetometers during a geomagnetic storm,” Proc. American Geophysical Union Fall Meeting, Washington, D. C., December 2020. Conference Paper, Refereed, Presented, 12/2020.
  • C. Furse*, J. Nagel, B. Sensale-Rodriguez, and J. J. Simpson, “University of Utah hybrid-flexible education,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Marina Bay Sands, Singapore, Dec. 2021. Invited Talk/Keynote, Presented, 12/06/2021.
  • D. S. Balsara, K. Niknam*, and J. J. Simpson, “A PML for the constraint-preserving FVTD method,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Marina Bay Sands, Singapore, Dec. 2021. Conference Paper, Refereed, Presented, 12/06/2021.
  • D. S. Balsara*, S. Samantaray, and J. J. Simpson, “WENO-ADPT methods for AMR and scheme design in CED,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Marina Bay Sands, Singapore, Dec. 2021. Conference Paper, Refereed, Presented, 12/06/2021.
  • K. Niknam* and J. J. Simpson, “A grid-aligned TF/SF plane wave source condition for the constraint-preserving FVTD method,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2022 (invited). Invited Talk/Keynote, Presented, 12/13/2021.
  • J. J. Simpson*, Y. Zhang, P. Paneru, A. Pedgaonkar, and Y. Rahmani, “In memory of Allen Taflove: Geophysical applications and FDTD advancements made possible by generosity and a passion for science,” Proc. IEEE AP-S International Symposium and USNC-URSI Radio Science Meeting, Denver, CO, Jan. 2022. Conference Paper, Refereed, Presented, 07/2022.
  • E. Jensen, M. M. Bisi*, Y. Rahmani, and J. J. Simpson, “The Hunt for Perpendicular Magnetic Field Measurements in Plasma,” Committee on Space Research (COSPAR), Busan, South Korea, July 2024. Conference Paper, Refereed, Presented, 07/2024.
  • A. Pedgaonkar, G. Moss, and J. J. Simpson, “Electromagnetic uncertainty analysis of 3D biological phantoms,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2024. Conference Paper, Refereed, Presented, 01/2024.
  • P. S. Paneru*, J. J. Simpson, and M. B. Moldwin, “FDTD modeling criteria for studying geoelectric fields,” Proc. American Geophysical Union Fall Meeting, San Francisco, CA, December 2023. Conference Paper, Refereed, Presented, 12/2023.
  • J. J. Simpson, “Tips and Tricks for solving EM problems involving immensely large domains and extraordinarily long time spans” International Applied Computational Electromagnetics Society Symposium, Monterey, CA, March 2023. Invited Talk/Keynote, Other, 03/2023.
  • Y. Zhang*, D. R. Smith, and J. J. Simpson, “Introducing a 3-D FDTD global courant limit model of the Earth,” Proc. USNC-URSI National Radio Science Meeting, Boulder, CO, Jan. 2023. Conference Paper, Refereed, Presented, 01/2023.

Languages

  • German, fluent.