For pioneering advanced microscopy techniques for the microstructural characterization of alloys and the improved of materials for nuclear energy applications.
For leading scientific contributions in fusion energy sciences with a focus on electromagnetic plasma turbulence and on the stability and dynamics of the edge region of magnetic fusion plasmas.
For far-reaching accomplishments on national security issues relating to nuclear weapons proliferation, security of nuclear materials, and counterterrorism.
For distinguished research on the air/surface exchange of atmospheric trace gases and particles and their interactions with the Earth's biogeochemical cycles, and for pioneering developments in atmospheric sampling methodologies with special emphasis on the global mercury cycle.