Quantifying the role of the lattice in metal–insulator phase transitions

AB Georgescu, AJ Millis - Communications Physics, 2022 - nature.com
Many materials exhibit phase transitions at which both the electronic properties and the
crystal structure change. Some authors have argued that the change in electronic order is …

Advances in complex oxide quantum materials through new approaches to molecular beam epitaxy

G Rimal, RB Comes - Journal of Physics D: Applied Physics, 2024 - iopscience.iop.org
Molecular beam epitaxy (MBE), a workhorse of the semiconductor industry, has progressed
rapidly in the last few decades in the development of novel materials. Recent developments …

[HTML][HTML] Thin films as practical quantum materials: A status quo and beyond

C Ha, YJ Chung - APL Materials, 2024 - pubs.aip.org
Quantum materials have been in the limelight for several years now. These materials exhibit
intriguing quantum phenomena, which, when harnessed properly, promise extraordinary …

Origin of Interfacial Orbital Reconstruction in Perovskite Superlattices

W Yang, Y Ni, Y Liu, X Feng, J Hu, WM Liu, R Wu… - Physical Review Letters, 2024 - APS
The competition between on-site electronic correlation and local crystal field stands out as a
captivating topic in research. However, its physical ramifications often get overshadowed by …

Understanding the metal-to-insulator transition in La1−xSrxCoO3−δ and its applications for neuromorphic computing

S Zhang, G Galli - npj Computational Materials, 2020 - nature.com
Transition metal oxides that exhibit a metal-to-insulator transition (MIT) as a function of
oxygen vacancy concentration are promising systems to realize energy-efficient platforms for …

Negative dielectric behavior in tetragonal La0. 8Co0. 2-xEuxTiO3 (x= 0.01–0.04) nanorods

NS Kumar, RP Suvarna, KCB Naidu - Materials Characterization, 2020 - Elsevier
Abstract The La 0.8 Co 0.2-x Eu x TiO 3 (x= 0.01, 0.02, 0.03 & 0.04)/LCET nanorods are
synthesized via the hydrothermal technique. The tetragonal phases are detected by the X …

Three dimensional band-filling control of complex oxides triggered by interfacial electron transfer

M Meng, Y Sun, Y Li, Q An, Z Wang, Z Lin… - Nature …, 2021 - nature.com
The d-band-filling of transition metals in complex oxides plays an essential role in
determining their structural, electronic and magnetic properties. Traditionally, at the oxide …

Realization of Fully High‐Spin State and Strong Ferromagnetism in LaCoO3 Monolayer

J Liu, L Si, Q Zhang, X Wang, J Freese… - Advanced Functional …, 2024 - Wiley Online Library
Perovskite LaCoO3 is a subject of extensive and ongoing investigation due to the delicate
competition between high‐spin (HS) and low‐spin (LS) states of Co3+. On the other hand …

Crystal symmetry engineering in epitaxial perovskite superlattices

X Ding, B Yang, H Leng, JH Jang… - Advanced Functional …, 2021 - Wiley Online Library
Interface plays a critical role in determining the physical properties and device performance
of heterostructures. Traditionally, lattice mismatch, resulting from the different lattice …

Spectroscopic aspects of the magnetic interaction in SrCoO2. 75 and SrCoO3 thin films

S Chowdhury, RJ Choudhary, DM Phase - Journal of Alloys and …, 2021 - Elsevier
The origin of the magnetic interaction in SrCoO 2.75 and SrCoO 3 thin films has been
investigated with the help of their experimental valence band (VB) and the conduction band …