Robert Green

Assistant Professor

Physics & Engineering Physics, University of Saskatchewan

Current Projects

  • Orbital and electronic reconstruction at correlated oxide interfaces studied with resonant x-ray reflectometry
  • Multi-q, non-collinear magnetic order in SrFeO3 heterostructures
  • The impact of atomic physics on fluctuations in heavy fermion systems and correlated oxides
  • Orbital imaging in multipolar-ordered compounds
  • Resistive memories in correlated oxides

Selected Publications

  • Z. Liao*, N. Gauquelin*, R.J. Green*, K. Müller-Caspary, I. Lobato, L. Li, S. Van Aert, J. Verbeeck, M. Huijben, M.N. Grisolia, V. Rouco, R. El Hage, J.E. Villegas, A. Mercy, M. Bibes, P. Ghosez, G.A. Sawatzky, G. Rijnders, G. Koster. Metal-insulator Transition Engineering by Modulation Tilt-Control in Perovskite Nickelates for Room Temperature Optical Switching. Proceedings of the National Academy of Sciences of the USA 115, 9515 (2018).
  • M. Hepting, R.J. Green, Z. Zhong, M. Bluschke, Y.E. Suyolcu, S. Macke, A. Frano, S. Catalano, M. Gibert, R. Sutarto, F. He, G. Cristiani, G. Logvenov, Y. Wang, P.A. van Aken, P. Hansmann, M. Le Tacon, J.-M. Triscone, G.A. Sawatzky, B. Keimer. E. Benckiser. Complex Magnetic Order in Nickelate Slabs. Nat. Phys. 14, 1097 (2018).
  • R.J. Green, M.W. Haverkort, G.A. Sawatzky. Bond Disproportionation and Dynamical Charge Fluctuations in Perovskite Rare Earth Nickelates. Phys. Rev. B 94, 195127 (2016).
  • R.J. Green, T.Z. Regier, B. Leedahl, J.A. McLeod, X.H. Xu, G.S. Chang, E.Z. Kurmaev, A. Moewes. Adjacent Fe-Vacancy Interactions as the Origin of Room Temperature Ferromagnetism in (In1-xFex)2O3. Phys. Rev. Lett. 115, 167401 (2015).
  • V. Bisogni, S. Catalano, R.J. Green, M. Gibert, R. Scherwitzl, Y. Huang, V.N. Strocov, P. Zubko, S. Balandeh, J.-M. Triscone, G.A. Sawatzky, T. Schmitt. Ground-state Oxygen Holes and the Metal-Insulator Transition in the Negative Charge Transfer Rare-Earth Nickelates. Nat. Commun. 7, 13017 (2016).