6 papers
Superconductivity and Electronic Structures of Nickelate Thin Film Superstructures
Zihao Nie, Yueying Li, Wei Lv +14
Ruddlesden-Popper (RP) nickelates have emerged as a crucial platform for exploring the mechanisms of high-temperature superconductivity. However, the Fermi surface topology require…
Contrasting Momentum-Selective Spin-Density-Wave Gaps in Bilayer and Trilayer Nickelates
Jun Shu, Jun Shen, Xiaoxiang Zhou +12
Resolving where the density-wave gap opens in momentum space is essential for identifying the microscopic origin of the instability in layered nickelates. Using polarization-resolv…
Direct Observation of Unidirectional Density Wave and Band splitting in a Single-Domain Trilayer Nickelate PrNiO
Zhicheng Jiang, Enkang Zhang, Yuxin Wang +12
Unraveling the interplay between density-wave (DW) instabilities and multi-orbital physics is critical for understanding superconductivity in Ruddlesden-Popper nickelates, yet intr…
Observation of superconductivity-induced leading-edge gap in Sr-doped thin films
Wenjie Sun, Zhicheng Jiang, Bo Hao +12
The discovery of high-temperature superconductivity in pressurized bulk has ignited significant interest in nickelate superconductors…
Revealing nanoscale structural phase separation in LaNiO single crystal via scanning near-field optical microscopy
Xiaoxiang Zhou, Weihong He, Kaipeng Ni +16
The discovery of superconductivity in La3Ni2O7- under high pressure,with an onset critical temperature around 80 K, has sparked significant interest in the superconducting phas…
Revealing the electron-spin fluctuation coupling by photoemission in CaKFe4As4
Peng Li, Yuzhe Wang, Yabin Liu +8
Electron-boson coupling in unconventional superconductors is one of the key parameters in understanding the superconducting pairing symmetry. Here, we report definitive photoemissi…