3 papers
cond-mat.supr-con2025
Direct Fabrication of a Superconducting Two-Dimensional Electron Gas on KTaO3(111) via Mg-Induced Surface Reduction
Chun Sum Brian Pang, Bruce A. Davidson, Fengmiao Li +16
Two-dimensional electron gases (2DEGs) at the surfaces of KTaO3 have become an exciting platform for exploring strong spin-orbit coupling, Rashba physics, and low-carrier-density s…
cond-mat.supr-con2025
Percolative Pathway to Stripe Order in KTaO3-Based Superconductivity
Zhihao Chen, Chun Sum Brian Pang, Meng Yang +8
The sensitivity of low dimensional superconductors to fluctuations gives rise to emergent behaviors beyond the conventional Bardeen Cooper Schrieffer framework. Anisotropy is one s…
cond-mat.supr-con2025
Universal electronic structure of multi-layered nickelates via oxygen-centered planar orbitals
Christine C. Au-Yeung, X. Chen, S. Smit +17
Superconductivity has been demonstrated in the family of multi-layered nickelates LaNiO and LaNiO. Key questions remain open regarding the low-energy ele…