A Collaborative National Center for Fusion & Plasma Research

David W Johnson

Principal Research Physicist, Head, ITER Fabrication

David Johnson is a principal research physicist with broad experience in techniques and instrumentation for measuring the characteristics of magnetic fusion plasmas.  He has specific expertise in laser Thomson scattering systems, and has installed and operated such systems on many fusion devices around the world.  He managed a division of plasma diagnostic experts for the Tokamak Fusion Test Reactor (TFTR) and National Spherical Torus Experiment (NSTX) projects, more recently becoming the Work Breakdown Structure Team Leader for US ITER Diagnostics.  He has served on numerous national and international committees related to diagnostic development. 


  • Plasma diagnostics techniques and instrumentation
  • Integration of diagnostics onto fusion devices

U.S. Department of Energy
Princeton Plasma Physics Laboratory is a U.S. Department of Energy national laboratory managed by Princeton University.

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