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 …

Superconductivity in nickelate and cuprate superconductors with strong bilayer coupling

Z Fan, JF Zhang, B Zhan, D Lv, XY Jiang, B Normand… - Physical Review B, 2024 - APS
The discovery of superconductivity at 80 K under high pressure in La 3 Ni 2 O 7 presents the
groundbreaking confirmation that high-T c superconductivity is a property of strongly …

Strong interlayer magnetic exchange coupling in La3Ni2O7− δ revealed by inelastic neutron scattering

T **e, M Huo, X Ni, F Shen, X Huang, H Sun… - Science Bulletin, 2024 - Elsevier
After several decades of studies of high-temperature superconductivity, there is no
compelling theory for the mechanism yet; however, the spin fluctuations have been widely …

Orbital-selective superconductivity in the pressurized bilayer nickelate : An infinite projected entangled-pair state study

J Chen, F Yang, W Li - Physical Review B, 2024 - APS
The newly discovered high-T c nickelate superconductor La 3 Ni 2 O 7 has generated
significant research interest. To uncover the pairing mechanism, it is essential to investigate …

Interplay of two orbitals in superconducting under pressure

C Lu, Z Pan, F Yang, C Wu - Physical Review B, 2024 - APS
The discovery of high-T c superconductivity (SC) in La 3 Ni 2 O 7 (LNO) has aroused a great
deal of interest. Previously, it was proposed that the Ni-3 dz 2 orbital is crucial to realize the …

Effective model and -wave superconductivity in trilayer nickelate

QG Yang, KY Jiang, D Wang, HY Lu, QH Wang - Physical Review B, 2024 - APS
The recent discovery of bulk superconductivity in trilayer nickelate La 4 Ni 3 O 10 under high
pressure is attracting a new wave of research interest. In this Letter, we study its electronic …

-wave superconductivity in pressurized

M Zhang, H Sun, YB Liu, Q Liu, WQ Chen, F Yang - Physical Review B, 2024 - APS
Recently, evidence of superconductivity (SC) has been reported in pressurized La 4 Ni 3 O
10. Here we study its possible pairing mechanism and pairing symmetry. Through fitting the …

Structural routes to stabilize superconducting at ambient pressure

LC Rhodes, P Wahl - Physical Review Materials, 2024 - APS
The bilayer perovskite La 3 Ni 2 O 7 has recently been found to enter a superconducting
state under hydrostatic pressure at temperatures as high as 80 K. The onset of …

Nature of charge density waves and metal-insulator transition in pressurized

XW Yi, Y Meng, JW Li, ZW Liao, W Li, JY You, B Gu… - Physical Review B, 2024 - APS
La 3 Ni 2 O 7 has garnered widespread interest recently due to its high-temperature
superconductivity under pressure, accompanied by charge density wave (CDW) ordering …

Trilayer multiorbital models of

CQ Chen, Z Luo, M Wang, W Wú, DX Yao - Physical Review B, 2024 - APS
Recently, the discovery of superconductivity in Ruddlesden-Popper (RP) La 4 Ni 3 O 10
under pressure has further expanded the realm of nickelate-based superconductor family. In …