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Revealing the momentum-resolved electronic structure of infinite-layer nickelates is essential for understanding this new class of unconventional superconductors, but has been hindered by the formidable challenges in improving the sample…

This article summarizes recent work on the many-body (beyond density functional theory) electronic structure of layered rare-earth nickelates, both in the context of the materials themselves and in comparison to the high-temperature…

Strongly Correlated Electrons · Physics 2022-02-03 Hanghui Chen , Alexander Hampel , Jonathan Karp , Frank Lechermann , Andrew Millis

The 2019 discovery of high temperature superconductivity in layered nickelate films, Nd$_{1-x}$SrNiO$_2$, has galvanized a community that has been studying nickelates for more than 30 years both as cuprate analogs and in their own right. On…

Superconductivity · Physics 2021-12-24 J. F. Mitchell

The discovery of infinite layer nickelate superconductor marks the new era in the field of superconductivity. In the rare-earth (Re) nickelates ReNiO2, although the Ni is also of d9 electronic configuration, analogous to Cu d9 in cuprates,…

Superconductivity · Physics 2019-11-27 Peiheng Jiang , Liang Si , Zhaoliang Liao , Zhicheng Zhong

The discovery of superconductivity in the infinite-layer nickelates has opened new perspectives in the context of quantum materials. We analyze, via first-principles calculations, the electronic properties of La$_2$NiO$_3$F -- the first…

Superconductivity · Physics 2021-06-10 F. Bernardini , A. Demourgues , A. Cano

Rare-earth nickelates RNiO$_2$ adopting an infinite-layer phase show superconductivity once La, Pr or Nd are substituted by a divalent cation. Either in the pristine or doped form, these materials are reported to adopt a high symmetry,…

A variety of nickel oxide compounds have long been studied for their manifestation of various correlated electron phenomena. Recently, superconductivity was observed in nanoscale infinite layer nickelate thin films of…

Employing first-principles density functional theory calculations and Wannierization of the low energy band structure, we analyze the electronic structure of undoped, infinite-layer nickelate compounds, NdNiO$_2$, PrNiO$_2$ and LaNiO$_2$.…

The search for oxide materials with physical properties similar to the cuprate high Tc superconductors, but based on alternative transition metals such as nickel, has grown and evolved over time. The recent discovery of superconductivity in…

The discovery of superconductivity in Sr-doped NdNiO$_{2}$ is a crucial breakthrough in the long pursuit for nickel oxide materials with electronic and magnetic properties similar to those of the cuprates. NdNiO$_2$ is the infinite-layer…

Superconductivity · Physics 2020-08-05 Emilian M. Nica , Jyoti Krishna , Rong Yu , Qimiao Si , Antia S. Botana , Onur Erten

Using first-principles calculations, we analyze the evolution of the electronic structure and magnetic properties of infinite-layer nickelates RNiO$_2$ (R= rare-earth) as R changes across the lanthanide series from La to Lu. By correlating…

Strongly Correlated Electrons · Physics 2021-04-27 Jesse Kapeghian , Antia S. Botana

Superconductivity has been discovered recently in nickel based 112 infinite thin films $R_{1-x}$A$_x$NiO$_2$ ($R$ = La, Nd, Pr and A = Sr, Ca). They are isostructural to the infinite-layer cuprate (Ca,Sr)CuO$_2$ and are supposed to have a…

Superconductivity · Physics 2022-01-14 Qiangqiang Gu , Hai-Hu Wen

Infinite-layer nickelate thin films materialize an intriguing new platform for high-temperature unconventional superconductivity, with LaNiO$_2$/SrTiO$_3$ as reference setup. We discuss the relative stability of the elementary interfaces of…

Superconductivity · Physics 2020-08-03 F. Bernardini , A. Cano

The recent discovery of Sr-doped infinite-layer nickelate $\textrm{NdNiO}_2$ [D. Li et al. Nature 572, 624 (2019)] offers an exciting platform for investigating unconventional superconductivity in nickelatebased compounds. In this work, we…

Strongly Correlated Electrons · Physics 2020-05-19 Zhao Liu , Zhi Ren , W. Zhu , Z. F. Wang , Jinlong Yang

The discovery of superconductivity in thin films ($\sim$10 nm) of infinite-layer hole-doped NdNiO$_2$ has invigorated the field of high-temperature superconductivity research, reviving the debate over contrasting views that nickelates that…

Superconductivity · Physics 2022-02-15 Antia S. Botana , Kwan-Woo Lee , Michael R. Norman , Victor Pardo , Warren E. Pickett

After decades of fundamental research, unconventional superconductivity has recently been demonstrated in rare-earth infinite-layer nickelates. The current view depicts these systems as a new category of superconducting materials, as they…

Superconductivity · Physics 2021-06-01 A. S. Botana , F. Bernardini , A. Cano

Recently discovered superconducting infinite-layer nickelates $R$NiO$_2$ ($R$=Nd, La, Pr) attract increasing attention due to their similarities to cuprates. Both $R$NiO$_2$ and YBCO cuprates exhibit the non-Fermi-liquid transport behavior,…

Strongly Correlated Electrons · Physics 2025-12-10 Shinichi Hiragami , Seiichiro Onari

Recently, superconductivity was discovered in the infinite layer of hole-doped nickelates NdNiO$_{2}$. Contrary to this, superconductivity in LaNiO$_{2}$ is still under debate. This indicates the crucial role played by the $f$ electrons on…

Strongly Correlated Electrons · Physics 2023-02-09 Andrzej Ptok , Surajit Basak , Przemysław Piekarz , Andrzej M. Oleś

Infinite-layer nickelate superconductors are typically synthesized as thin films and thus include, besides the more bulk-like inner layers, distinct surface and interface layers in contact with the vacuum and substrate, respectively. Here,…

Strongly Correlated Electrons · Physics 2025-11-26 Leonard M. Verhoff , Liang Si , Karsten Held

Motivated by recent photoemission measurements on the La$_{0.8}$Sr$_{0.2}$NiO$_2$, we carry out a systematic study of the infinite-layer nickelate using both dynamical mean-field theory and density matrix embedding theory. The renormalized…

Strongly Correlated Electrons · Physics 2024-11-07 Ziyan Chen , Yuxin Wang , Kun Jiang , Jiangping Hu
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