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 …

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 …

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 …

-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 …

Theory of magnetic excitations in the multilayer nickelate superconductor

S Bötzel, F Lechermann, J Gondolf, IM Eremin - Physical Review B, 2024 - APS
Motivated by the recent reports of high-T c superconductivity in La 3 Ni 2 O 7 under
pressure, we analyzed theoretically the magnetic excitations in the normal and the …

Superconductivity in the pressurized nickelate La3Ni2O7 in the vicinity of a BEC–BCS crossover

H Schlömer, U Schollwöck, F Grusdt… - Communications …, 2024 - nature.com
Ever since the discovery of high-temperature superconductivity in cuprates, gaining
microscopic insights into the nature of pairing in strongly correlated systems has remained …

Pair correlations of the hybridized orbitals in a ladder model for the bilayer nickelate

M Kakoi, T Kaneko, H Sakakibara, M Ochi, K Kuroki - Physical Review B, 2024 - APS
To clarify the nature of high-temperature superconductivity in the bilayer nickelate La 3 Ni 2
O 7 under pressure, we investigate, using the density-matrix renormalization group method …

Electronic structure, self-do**, and superconducting instability in the alternating single-layer trilayer stacking nickelates

Y Zhang, LF Lin, A Moreo, TA Maier, E Dagotto - Physical Review B, 2024 - APS
Motivated by the recently proposed alternating single-layer trilayer stacking structure for the
nickelate La 3 Ni 2 O 7, we comprehensively study this system using ab initio and random …

Frustrated superconductivity and intrinsic reduction of in trilayer nickelate

Q Qin, J Wang, Y Yang - arxiv preprint arxiv:2405.04340, 2024 - arxiv.org
Identifying the key factors controlling the magnitude of $ T_c $ is of critical importance in the
pursuit of high-temperature superconductivity. In cuprates, $ T_c $ reaches its maximal …