Rare-earth nickelates RNiO3: thin films and heterostructures

S Catalano, M Gibert, J Fowlie, J Íñiguez… - Reports on Progress …, 2018 - iopscience.iop.org
This review stands in the larger framework of functional materials by focussing on
heterostructures of rare-earth nickelates, described by the chemical formula RNiO 3 where R …

Structural predictions for correlated electron materials using the functional dynamical mean field theory approach

K Haule - Journal of the Physical Society of Japan, 2018 - journals.jps.jp
The Dynamical Mean Field Theory (DMFT) in combination with the band structure methods
has been able to address reach physics of correlated materials, such as the fluctuating local …

Achieving Long‐Life Ni‐Rich Cathodes with Improved Mechanical‐Chemical Properties Via Concentration Gradient Structure

Z Huang, J Yan, Z Liu, W Wang, Y Tang… - Advanced Functional …, 2024 - Wiley Online Library
The irreversible deterioration of electrochemical performance in Ni‐rich cathode materials,
attributed to crack propagation and undesired side reactions, poses a critical barrier to the …

Charge ordering in superconducting copper oxides

A Frano, S Blanco-Canosa, B Keimer… - Journal of Physics …, 2020 - iopscience.iop.org
Charge order has recently been identified as a leading competitor of high-temperature
superconductivity in moderately doped cuprates. We provide a survey of universal and …

Topotactically induced oxygen vacancy order in nickelate single crystals

YM Wu, P Puphal, H Lee, J Nuss, M Isobe, B Keimer… - Physical Review …, 2023 - APS
The strong structure-property coupling in rare-earth nickelates has spurred the realization of
new quantum phases in rapid succession. Recently, topotactic transformations have …

Site-selective probe of magnetic excitations in rare-earth nickelates using resonant inelastic X-ray scattering

Y Lu, D Betto, K Fürsich, H Suzuki, HH Kim, G Cristiani… - Physical Review X, 2018 - APS
We use high-resolution resonant inelastic x-ray scattering (RIXS) to study a thin film of
NdNiO 3, a compound whose unusual spin-and bond-ordered electronic ground state has …

Complex magnetic order in nickelate slabs

M Hepting, M Hepting - Ordering Phenomena in Rare-Earth Nickelate …, 2017 - Springer
The chapter starts with a general discussion of the peculiarities of 111 oriented crystal
structures which are employed for the following experiments. This particular crystallographic …

Mott transition and magnetism in rare earth nickelates and its fingerprint on the x-ray scattering

K Haule, GL Pascut - Scientific reports, 2017 - nature.com
The metal-insulator transition (MIT) remains among the most thoroughly studied phenomena
in solid state physics, but the complexity of the phenomena, which usually involves …

Confinement- and strain-induced enhancement of thermoelectric properties in superlattices

B Geisler, R Pentcheva - Physical Review Materials, 2018 - APS
By combining ab initio simulations including an on-site Coulomb repulsion term and
Boltzmann theory, we explore the thermoelectric properties of (LaNiO 3) n/(LaAlO 3) n (001) …

Oxygen vacancy formation and electronic reconstruction in strained and superlattices

B Geisler, S Follmann, R Pentcheva - Physical Review B, 2022 - APS
By using density functional theory calculations including a Coulomb repulsion term, we
explore the formation of oxygen vacancies and their impact on the electronic and magnetic …