Superconductivity in infinite-layer nickelates

Y Nomura, R Arita - Reports on Progress in Physics, 2022 - iopscience.iop.org
The recent discovery of the superconductivity in the doped infinite layer nickelates RNiO 2
(R= La, Pr, Nd) is of great interest since the nickelates are isostructural to doped (Ca, Sr) …

Superconductivity in nickel-based 112 systems

Q Gu, HH Wen - The Innovation, 2022 - cell.com
Superconductivity has been discovered recently in infinite-layer nickel-based 112 thin films
R 1− x A x NiO 2 (R= La, Nd, Pr and A= Sr, Ca). They are isostructural to the infinite-layer …

Signatures of superconductivity near 80 K in a nickelate under high pressure

H Sun, M Huo, X Hu, J Li, Z Liu, Y Han, L Tang, Z Mao… - Nature, 2023 - nature.com
Although high-transition-temperature (high-T c) superconductivity in cuprates has been
known for more than three decades, the underlying mechanism remains unknown …

Superconductivity in a quintuple-layer square-planar nickelate

GA Pan, D Ferenc Segedin, H LaBollita, Q Song… - Nature materials, 2022 - nature.com
Since the discovery of high-temperature superconductivity in copper oxide materials, there
have been sustained efforts to both understand the origins of this phase and discover new …

Superconductivity in pressurized trilayer La4Ni3O10−δ single crystals

Y Zhu, D Peng, E Zhang, B Pan, X Chen, L Chen… - Nature, 2024 - nature.com
The pursuit of discovering new high-temperature superconductors that diverge from the
copper-based model,–has profound implications for explaining mechanisms behind …

Multiorbital Processes Rule the Normal State

F Lechermann - Physical Review X, 2020 - APS
The predominant Ni-multiorbital nature of infinite-layer neodynium nickelate at stoichiometry
and with doping is revealed. We investigate the correlated electronic structure of NdNiO 2 at …

Limits to the strain engineering of layered square-planar nickelate thin films

D Ferenc Segedin, BH Goodge, GA Pan… - Nature …, 2023 - nature.com
The layered square-planar nickelates, Nd n+ 1Ni n O2 n+ 2, are an appealing system to tune
the electronic properties of square-planar nickelates via dimensionality; indeed …

Experimental Progress in Superconducting Nickelates

BY Wang, K Lee, BH Goodge - Annual Review of Condensed …, 2024 - annualreviews.org
The superconducting nickelates were first proposed as potential analogs to the cuprate
unconventional superconductors in 1999, but it took twenty years before superconductivity …

Strong Superexchange in a Nickelate Revealed by Resonant Inelastic X-Ray Scattering

JQ Lin, P Villar Arribi, G Fabbris, AS Botana… - Physical Review Letters, 2021 - APS
The discovery of superconductivity in ad 9-δ nickelate has inspired disparate theoretical
perspectives regarding the essential physics of this class of materials. A key issue is the …

Exchange interactions and sensitivity of the Ni two-hole spin state to Hund's coupling in doped

X Wan, V Ivanov, G Resta, I Leonov, SY Savrasov - Physical Review B, 2021 - APS
Using the density-functional-based LDA+ U method and linear-response theory, we study
the magnetic exchange interactions of the superconductor Nd 1− x Sr x Ni O 2. Our …