($e,2e$) INVESTIGATION OF He $2\ell2\ell'$ AUTOIONIZING LEVELS

J.G. Childers and N.L.S. Martin

Department of Physics and Astronomy, University of Kentucky, Lexington, KY 40506, USA

An ($e,2e$) spectrometer is being used to investigate the electron impact ionization of
helium in the neighborhood of the $2\ell2\ell'$ autoionizing resonances.