3 papers
cond-mat.supr-con2025
Revealing superconducting gap in LaNiO- by Andreev reflection spectroscopy under high pressure
Jianning Guo, Yuzhi Chen, Yulong Wang +5
The recent discovery of compressed superconductivity at 80~K in LaNiO- has brought nickelates into the family of unconventional high-temperature superconductors. Ho…
cond-mat.supr-con2025
Evidence for the Meissner effect in the nickelate superconductor La3Ni2O7-delta single crystal using diamond quantum sensors
Lin Liu, Jianning Guo, Deyuan Hu +6
Quantum sensing with nitrogen-vacancy (NV) centers in diamond enables the characterization of magnetic properties in the extreme situation of tiny sample with defects. Recent studi…
cond-mat.supr-con2025
Soft superconductivity in covalent bismuth dihydride BiH under extreme conditions
Jianning Guo, Dmitrii V. Semenok, Ivan A. Troyan +14
Strong magnetic fields provide a unique environment for investigating the fundamental properties of superconducting materials, especially for hydride superconductors with large upp…