Thanks Jeff Regards Ant At 12:36 PM 12/11/97 -0600, you wrote: >Interesting question actually. We use a PuBe source to calibrate our >germanium detectors up to 4.4 MeV. De-excitation from C12*. If you're not >looking for it, it's sure to pass on by. > >Jeff Chapman >ORNL Waste Assay Facility >