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).
