Formation of a two-dimensional single-component correlated electron system and band engineering in the nickelate superconductor

Y Nomura, M Hirayama, T Tadano, Y Yoshimoto… - Physical review B, 2019 - APS
Motivated by the recent experimental discovery of superconductivity in the infinite-layer
nickelate Nd 0.8 Sr 0.2 NiO 2 [Li, Nature (London) 572, 624 (2019) 10.1038/s41586-019 …

Microscopic understanding of magnetic interactions in bilayer

SW Jang, MY Jeong, H Yoon, S Ryee, MJ Han - Physical Review Materials, 2019 - APS
We performed a detailed microscopic analysis of the interlayer magnetic couplings for
bilayer CrI 3. As a first step toward understanding recent experimental observations and …

Pb10− x Cu x (PO4) 6O: a Mott or charge transfer insulator in need of further do** for (super) conductivity

L Si, M Wallerberger, A Smolyanyuk… - Journal of Physics …, 2023 - iopscience.iop.org
We briefly review the status quo of research on the putative superconductor Pb 9 Cu (PO 4)
6 O also known as LK-99. Further, we provide ab initio derived tight-binding parameters for a …

Magnon interactions in a moderately correlated Mott insulator

Q Wang, S Mustafi, E Fogh, N Astrakhantsev… - Nature …, 2024 - nature.com
Quantum fluctuations in low-dimensional systems and near quantum phase transitions have
significant influences on material properties. Yet, it is difficult to experimentally gauge the …

Model Construction and a Possibility of Cupratelike Pairing in a New Nickelate Superconductor

H Sakakibara, H Usui, K Suzuki, T Kotani, H Aoki… - Physical Review Letters, 2020 - APS
Effective models are constructed for a newly discovered superconductor (Nd, Sr) Ni O 2,
which has been considered as a possible nickelate analog of the cuprates. Estimation of the …

Antiferromagnetic ground state of : A parameter-free ab initio description

C Lane, JW Furness, IG Buda, Y Zhang, RS Markiewicz… - Physical Review B, 2018 - APS
We show how an accurate first-principles treatment of the antiferromagnetic ground state of
La 2 CuO 4 can be obtained without invoking any free parameters such as the Hubbard U …

Crucial role of out-of-plane Sb orbitals in Van Hove singularity formation and electronic correlations in the superconducting kagome metal

MY Jeong, HJ Yang, HS Kim, YB Kim, SB Lee, MJ Han - Physical Review B, 2022 - APS
First-principles density functional theory calculations are performed to understand the
electronic structure and interaction parameters for recently discovered superconducting …

Materials design of dynamically stable layered nickelates

M Hirayama, T Tadano, Y Nomura, R Arita - Physical Review B, 2020 - APS
Motivated by the recent discovery of superconductivity in the Sr-doped layered nickelate
NdNiO 2, we perform a systematic computational materials design of layered nickelates that …

Optimizing superconductivity: from cuprates via nickelates to palladates

M Kitatani, L Si, P Worm, JM Tomczak, R Arita… - Physical Review Letters, 2023 - APS
Motivated by cuprate and nickelate superconductors, we perform a comprehensive study of
the superconducting instability in the single-band Hubbard model. We calculate the …

Switching interlayer magnetic order in bilayer CrI 3 by stacking reversal

X Kong, H Yoon, MJ Han, L Liang - Nanoscale, 2021 - pubs.rsc.org
CrI3, a hot two-dimensional (2D) magnet, exhibits complex magnetism depending on the
number of layers and interlayer stacking patterns. For bilayer CrI3, the interlayer magnetism …