Space Science Division, Naval Research Laboratory : National Research Council Research Associate, National Academy of Sciences
Space Science Division, Naval Research Laboratory : Department of Physical Sciences, Hiroshima University
Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency (JAXA)(ISAS)
Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency (JAXA)(ISAS)
W. W. Hansen Experimental Physics Laboratory, Kavli Institute for Particle Astrophysics and Cosmology, Department of Physics and SLAC National Accelerator Laboratory, Stanford University : Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency (JAXA)(ISAS)