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Dr. Edmund Spencer

Dr. Edmund Spencer

Associate Professor
Electrical Engineering

Education

  • Ph.D. Electrical and Computer Engineering, University of Texas at Austin
  • M.S. Electrical and Computer Engineering, University of Texas at Austin
  • B.S. Electrical and Electronics Engineering, University of Leicester, UK

Research

  • Space plasma physics and space weather.
  • Design and development of next generation instruments for space science and space plasma characterization.
  • Development of theoretical and analytical frameworks to analyze and interpret the measured data from instruments immersed in or proximate to a plasma.
  • Interaction of the solar wind with the earth's magnetosphere.
  • Nonlinear dynamics of growth, onset, expansion and recovery phases of geomagnetic substorms.
  • Nonlinear dynamics of the initial, main and recovery phases of geomagnetic storms.
  • Development of Full Electromagnetic 3D Particle in Cell codes for the analysis of RF instrument behavior in space plasmas.
  • Analyzing and synthesizing models to explain satellite and ground based measurements of solar wind-magnetosphere-ionosphere activity.
  • Genetic Algorithms, Particle Swarm Optimization, Differential
  • Evolution and other stochastic optimization algorithms and applications.

Publications

 

  • E. Spencer, S. Patra, Ionosphere Plasma Electron Parameters From Radio Frequency Sweeping Impedance Probe Measurements, Radio Science, 10.1002/2015RS005697, August 2015.
  • S. Patra, E. Spencer, The effect of changing solar wind conditions on the inner magnetosphere and ring current: A model data comparison, JGR Space Physics, 10.1002/2015JA021299, August 2015.
  • T. Andriyas, E. Spencer, Collisionless Resistivity in a Bifurcated Current Sheet, JGR Space Physics, doi: 10.1002/2013JA019242, June 2014.
  • E. Spencer, S. Russ, R. Gollapalli, B. Kerrigan, J. Mullins, K. Leggett, D. Clark, J. Mizell, D. Vassiliadis, G. Lusk, Measurements And Particle In Cell vs. Fluid Simulations Of A New Time Domain Impedance Probe For Ionospheric Plasma Characterization, Poster, AGU Fall Meeting 2015.
  • D. Vassiliadis, J. Christian, A. Keesee, E. Spencer, J. Gross, G. Lusk, Bringing Space Science to the Undergraduate Classroom: NASA's USIP Mission,Poster, AGU Fall Meeting 2015.
  • E. Spencer, Development of a Time Domain Radio Frequency Plasma Impedance Probe For Measurement of Absolute Electron Density and Electron Neutral Collision Frequency, Poster, AGU Fall Meeting 2014.

For a complete list of publications, please see CV.

Courses

  • EE 354 Electromagnetics I
  • EE 355 Electromagnetics II
  • EE 575 Stochastic Processes