Perspective: Explicitly correlated electronic structure theory for complex systems

[1 ]Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569 Stuttgart, Germany

[2 ]Department Chemie, Technische Universität München (TUM), Lichtenbergstrasse 4, D-85747 Garching, Germany

[3 ]Graduate School of Science, Technology, and Innovation, Kobe University, Nada-ku, Kobe 657-8501, Japan

[4 ]Department of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois 61801, USA

[5 ]Graduate School of System Informatics, Kobe University, Nada-ku, Kobe 657-8501, Japan