Electron-driven C2-symmetric Dirac semimetal uncovered in Ca3Ru2O7

M. Horio, Q. Wang, V. Granata, 3 K. P. Kramer, Y. Sassa, S. Jöhr, D. Sutter, A. Bold, L. Das, Y. Xu, R. Frison, R. Fittipaldi, 3 T. K. Kim, C. Cacho, J. E. Rault, P. Le Fèvre, F. Bertran, N. C. Plumb, M. Shi, A. Vecchione, 3 M. H. Fischer, and J. Chang Physik-Institut, Universität Zürich, Winterthurerstrasse 190, CH-8057 Zürich, Switzerland CNR-SPIN, I-84084 Fisciano, Salerno, Italy Dipartimento di Fisica ”E.R. Caianiello”, Università di Salerno, I-84084 Fisciano, Salerno, Italy Department of Physics, Chalmers University of Technology, SE-412 96 Göteborg, Sweden Center for X-ray Analytics, Swiss Federal Laboratories for Materials Science and Technology (Empa), Überlandstrasse 129, CH-8600 Dübendorf, Switzerland Diamond Light Source, Harwell Campus, Didcot, OX11 0DE, United Kingdom Synchrotron SOLEIL, Saint-Aubin-BP 48, F-91192 Gif sur Yvette, France Swiss Light Source, Paul Scherrer Institut, CH-5232 Villigen PSI, Switzerland