| Bardeen J,Cooper L N,Schrieffer J R. Phys. Rev.,1957,108: 1175 |
| McMillan W L. Phys. Rev.,1968,167:331 |
| Bednorz J G,Müller K A. Z. Physik B - Condensed Matter,1986, 64:189 |
| Li D,Lee K,Wang B Y et al. Nature,2019,572:624 |
| Sun H,Huo M,Hu X et al. Nature,2023,621:493 |
| Yang J,Sun H,Hu X et al. Nat. Commun.,2024,15:4373 |
| Yang Y,Zhang G M,Zhang F C. Phys. Rev. B,2023,108: L201108 |
| Liu Y B,Mei J W,Ye F et al. Phys. Rev. Lett.,2023,131:236002 |
| Findlay S D,Shibata N,Sawada H et al. Ultramicroscopy,2010, 110:903 |
| Close R,Chen Z,Shibata N et al. Ultramicroscopy,2015,159:124 |
| Jiang Y,Chen Z,Han Y et al. Nature,2018,559:343 |
| Chen Z,Jiang Y,Shao Y T et al. Science,2021,372:826 |
| Dong Z,Huo M,Li J et al. Nature,2024,630:847 |
| Zhang F C,Rice T M. Phys. Rev. B,1988,37:3759 |
| Zaanen J,Sawatzky G A,Allen J W. Phys. Rev. Lett.,1985,55: 418 |
| Chen C T,Sette F,Ma Y et al. Phys. Rev. Lett.,1991,66:104 |
| Hepting M,Li D,Jia C J et al. Nat. Mater.,2020,19:381 |
| Goodge B H,Li D,Lee K et al. Proc. Natl. Acad. Sci. USA, 2021,118:e2007683118 |
| Zhou Y,Guo J,Cai S et al. 2023,arXiv:2311.12361 |