EPR
From NMR Wiki
EPR spectroscopists are welcome to use NMR wiki to collect information about the electron paramagnetic resonance. Since EPR community is smaller then NMR, it will benefit from the network effect with contributors from the field of nuclear magnetic resonance.
Introduction to EPR @ New Mexico State University
Links for basic information about EPR @ ETH, Zurich
EPR Equipment (1)
EPR Software (1)