Affiliation: | 1. Helmholtz Institute Jena, Jena, Germany;2. Helmholtz Institute Jena, Jena, Germany Institute of Optics and Quantum Electronics, Friedrich Schiller University Jena, Jena, Germany;3. Helmholtz Institute Jena, Jena, Germany Photon Science Division, Deutsches Elektronen-Synchrotron DESY, Hamburg, Germany;4. Helmholtz Institute Jena, Jena, Germany Atomic Physics Division, GSI Helmholtzzentrum für Schwerionenforschung, Darmstadt, Germany Institute of Optics and Quantum Electronics, Friedrich Schiller University Jena, Jena, Germany |