Emergent ferromagnetism and insulator-metal transition in δ-doped ultrathin ruthenates

Z Ali, M Saghayezhian, Z Wang, A O'Hara… - npj Quantum …, 2022 - nature.com
Heterostructures of complex transition metal oxides are known to induce extraordinary
emergent quantum states that arise from broken symmetry and other discontinuities at …

High-Mobility Carriers in Epitaxial IrO2 Films Grown using Hybrid Molecular Beam Epitaxy

S Nair, Z Yang, K Storr, B Jalan - Nano letters, 2024 - ACS Publications
Binary rutile oxides of 5d metals such as IrO2 stand out in comparison to their 3d and 4d
counterparts due to limited experimental studies, despite rich predicted quantum …

Bandwidth Control and Symmetry Breaking in a Mott‐Hubbard Correlated Metal

L Shoham, M Baskin, T Tiwald… - Advanced Functional …, 2023 - Wiley Online Library
In Mott materials strong electron correlation yields a spectrum of complex electronic
structures. Recent synthesis advancements open realistic opportunities for harnessing Mott …

Mott-Anderson metal-insulator transitions from entanglement

GA Canella, VV França - Physical Review B, 2021 - APS
A metal can be driven to an insulating phase through distinct mechanisms. A possible way is
via the Coulomb interaction, which then defines the Mott metal-insulator transition (MIT) …

Flexible transparent conducting strontium vanadate/mica heteroepitaxial membranes with mechanically tunable transport behaviors

J Liu, S Liu, Y Wu - Journal of Alloys and Compounds, 2022 - Elsevier
Strongly correlated metal strontium vanadate (SrVO 3) was recently proposed to be used as
a promising transparent conductor. Control of the optical and electrical properties of SrVO 3 …

Quantum confinement induced metal-insulator transition in strongly correlated quantum wells of superlattices

ADN James, M Aichhorn, J Laverock - Physical Review Research, 2021 - APS
Dynamical mean-field theory (DMFT) has been employed in conjunction with density
functional theory (DFT+ DMFT) to investigate the metal-insulator transition (MIT) of strongly …

Effects of temperature and magnetization on the Mott–Anderson physics in one-dimensional disordered systems

GA Canella, K Zawadzki, VV França - Scientific Reports, 2022 - nature.com
Abstract We investigate the Mott–Anderson physics in interacting disordered one-
dimensional chains through the average single-site entanglement quantified by the linear …

Zoology of spin and orbital fluctuations in ultrathin oxide films

M Pickem, J Kaufmann, K Held, JM Tomczak - Physical Review B, 2021 - APS
Many metallic transition-metal oxides turn insulating when grown as films that are only a few
unit cells thick. The microscopic origins of these thickness-induced metal-to-insulator …

Plasmonic Properties of SrVO3 Bulk and Nanostructures

C Su, K Ruotsalainen, A Nicolaou… - Advanced Optical …, 2023 - Wiley Online Library
Correlated metals, such as SrVO3 (SVO) or SrNbO3, are promising materials for optical
devices such as transparent conductors. Here, a real‐space and reciprocal‐space electron …

Tuning structural, transport, and magnetic properties of epitaxial through Ba substitution

Z Ali, Z Wang, AR Mazza, M Saghayezhian, R Nepal… - Physical Review B, 2023 - APS
The perovskite ruthenates (A Ru O 3, A= Ca, Ba, or Sr) exhibit unique properties owing to a
subtle interplay of crystal structure and electronic-spin degrees of freedom. Here, we …