3 papers
cond-mat.supr-con2025
Two-dimensional non-van der Waals niobium nitride nanosheets with high-temperature two-gap superconductivity
Si-Yi Xiong, Peng Jiang, Yiming Wang +1
The exploration of the superconductivity in two-dimensional materials has garnered significant attention due to their promising low-power applications and fundamental scientific in…
cond-mat.supr-con2025
Orbital Signatures of Density Wave Transition in La3Ni2O7-delta and La2PrNi2O7-delta RP-Nickelates Probed via in-situ X-ray Absorption Near-edge Spectroscopy
Mingtao Li, Mingxin Zhang, Yiming Wang +7
The report of superconductivity (SC) with Tc~80 K in bilayer Ruddlesden-Popper (RP) nickelate La3Ni2O7-delta have sparked considerable investigations on its normal state properties…
cond-mat.supr-con2024
Distinguishing Electronic Band Structure of Single-layer and Bilayer Ruddlesden-Popper Nickelates Probed by in-situ High Pressure X-ray Absorption Near-edge Spectroscopy
Mingtao Li, Yiming Wang, Cuiying Pei +8
We report a comprehensive study of electronic band structure for single-layer (SL) and bilayer (BL) RP-nickelates probed by in-situ HP X-ray absorption near edge spectroscopy (XANE…