The Columbia University Astrophysics Laboratory invites applications for a Postdoctoral Research Scientist position in experimental atomic physics.  The project is entitled “Fe IX Line Survey and Density Sensitivity Studies in Support of the NASA Heliophysics Program”.  The successful candidate will join the group of Drs. Daniel Wolf Savin and Michael Hahn.  The experimental work will be carried out using the EBIT-I electron beam ion trap located at the Lawrence Livermore National Laboratory (LLNL) in Livermore, CA.  The research is being carried out in collaboration with the groups of Dr. Greg Brown at LLNL and Dr. Peter Beiersdorfer at the University of California Berkeley. The successful candidate will be appointed at Columbia, but will be based at LLNL.  The appointment will