Visualization of oxygen vacancies and self-doped ligand holes in La3Ni2O7−δ

Z Dong, M Huo, J Li, J Li, P Li, H Sun, L Gu, Y Lu… - Nature, 2024‏ - nature.com
The recent discovery of superconductivity in La3Ni2O7− δ under high pressure with a
transition temperature around 80 K (ref.) has sparked extensive experimental,,,–and …

High-temperature superconductivity with zero resistance and strange-metal behaviour in La3Ni2O7−δ

Y Zhang, D Su, Y Huang, Z Shan, H Sun, M Huo, K Ye… - Nature Physics, 2024‏ - nature.com
Recent experimental observations have showed some signatures of superconductivity close
to 80 K in La3Ni2O7 under pressure and have raised the hope of achieving high …

Bilayer Model and Magnetically Mediated Pairing in the Pressurized Nickelate

XZ Qu, DW Qu, J Chen, C Wu, F Yang, W Li, G Su - Physical Review Letters, 2024‏ - APS
The recently discovered nickelate superconductor La 3 Ni 2 O 7 has a high transition
temperature near 80 K under pressure, providing an additional avenue for exploring …

Structural phase transition, s±-wave pairing, and magnetic stripe order in bilayered superconductor La3Ni2O7 under pressure

Y Zhang, LF Lin, A Moreo, TA Maier… - Nature …, 2024‏ - nature.com
Motivated by the recently discovered high-T c superconductor La3Ni2O7, we
comprehensively study this system using density functional theory and random phase …

Evidence of Spin Density Waves in

K Chen, X Liu, J Jiao, M Zou, C Jiang, X Li, Y Luo… - Physical Review Letters, 2024‏ - APS
The recently discovered superconductivity with critical temperature T c up to 80 K in the
double-layer Nickelate La 3 Ni 2 O 7-δ under pressure has drawn great attention. Here, we …

Electronic and magnetic excitations in La3Ni2O7

X Chen, J Choi, Z Jiang, J Mei, K Jiang, J Li… - Nature …, 2024‏ - nature.com
High-temperature superconductivity was discovered in the pressurized nickelate La3Ni2O7
which has a unique bilayer structure and mixed valence state of nickel. The properties at …

High- superconductivity by mobilizing local spin singlets and possible route to higher in pressurized

Q Qin, Y Yang - Physical Review B, 2023‏ - APS
We clarify the pairing mechanism of high-T c superconductivity in bilayer La 3 Ni 2 O 7 under
high pressure by employing the static auxiliary field Monte Carlo approach to simulate a …

Bulk high-temperature superconductivity in pressurized tetragonal La2PrNi2O7

N Wang, G Wang, X Shen, J Hou, J Luo, X Ma, H Yang… - Nature, 2024‏ - nature.com
Abstract The Ruddlesden–Popper (R–P) bilayer nickelate, La3Ni2O7, was recently found to
show signatures of high-temperature superconductivity (HTSC) at pressures above 14 GPa …

Correlated electronic structure, orbital-selective behavior, and magnetic correlations in double-layer under pressure

DA Shilenko, IV Leonov - Physical Review B, 2023‏ - APS
Using ab initio band structure and DFT+ dynamical mean-field theory methods we examine
the effects of electron-electron interactions on the normal state electronic structure, Fermi …

Correlation effects and concomitant two-orbital -wave superconductivity in under high pressure

YH Tian, Y Chen, JM Wang, RQ He, ZY Lu - Physical Review B, 2024‏ - APS
High-T c superconductivity (SC) has been found experimentally in the bilayer material La 3
Ni 2 O 7 under high pressure recently, in which the Ni-3 d 3 z 2− r 2 and 3 dx 2− y 2 orbitals …