1. Institut für Physik, Universit?t Mainz, D-6500, Mainz, Federal Republic of Germany 3. Gesellschaft für Schwerionenforschung, Postfach 110541, D-6100, Darmstadt, Federal Republic of Germany
Abstract:
The 29p-Rydberg state of neutral indium was produced by double resonant two-photon excitation in a fast atomic beam and detected via field ionization in a longitudinal electric field.