Charge-4e superconductivity and chiral metal in 45°-twisted bilayer cuprates and related bilayers

YB Liu, J Zhou, C Wu, F Yang - Nature Communications, 2023 - nature.com
The material realization of charge-4e/6e superconductivity (SC) is a big challenge. Here, we
propose to realize charge-4e SC in maximally-twisted homobilayers, such as 45∘-twisted …

Prominent Josephson tunneling between twisted single copper oxide planes of Bi2Sr2-xLaxCuO6+y

H Wang, Y Zhu, Z Bai, Z Wang, S Hu, HY Xie… - Nature …, 2023 - nature.com
Josephson tunneling in twisted cuprate junctions provides a litmus test for the pairing
symmetry, which is fundamental for understanding the microscopic mechanism of high …

Twisted cuprate van der Waals heterostructures with controlled Josephson coupling

M Martini, Y Lee, T Confalone, S Shokri, CN Saggau… - Materials Today, 2023 - Elsevier
Twisted van der Waals (vdW) heterostructures offer a unique platform for engineering the
efficient Josephson coupling between cuprate thin crystals harboring the nodal …

Encapsulating High‐Temperature Superconducting Twisted van der Waals Heterostructures Blocks Detrimental Effects of Disorder

Y Lee, M Martini, T Confalone, S Shokri… - Advanced …, 2023 - Wiley Online Library
High‐temperature cuprate superconductors based van der Waals (vdW) heterostructures
hold high technological promise. One of the obstacles hindering their progress is the …

High-angular-momentum topological superconductivities in twisted bilayer quasicrystal systems

YB Liu, Y Zhang, WQ Chen, F Yang - Physical Review B, 2023 - APS
The electron states in the quasicrystal (QC) are hot topics recently. While previous attentions
were focused on such intrinsic QCs as the Penrose lattice, the recent “twistronics” provides …

Chiral Majorana modes via proximity to a twisted cuprate bilayer

G Margalit, B Yan, M Franz, Y Oreg - Physical Review B, 2022 - APS
We propose a novel heterostructure to achieve chiral topological superconductivity in two
dimensions. A substrate with a large Rashba spin-orbit coupling energy is brought in …

Making chiral topological superconductors from nontopological superconductors through large angle twists

YB Liu, J Zhou, Y Zhang, WQ Chen, F Yang - Physical Review B, 2023 - APS
The material realization of the intrinsic chiral topological superconductivity (TSC) is still a big
challenge in modern condensed-matter physics. In this paper, we propose a general …

Inhomogeneity-induced time-reversal symmetry breaking in cuprate twist junctions

AC Yuan, Y Vituri, E Berg, B Spivak, SA Kivelson - Physical Review B, 2023 - APS
The lowest-order Josephson coupling, J 1 (θ) cos (ϕ), between two d-wave superconductors
with a phase difference ϕ across the junction vanishes when their relative orientation is …

Majorana zero modes in twisted transition metal dichalcogenide homobilayers

XJ Luo, WX Qiu, F Wu - Physical Review B, 2024 - APS
Semiconductor moiré superlattices provide a highly tunable platform to study the interplay
between electron correlation and band topology. For example, the generalized Kane-Mele …

2D high-temperature superconductor integration in contact printed circuit boards

CN Saggau, S Shokri, M Martini… - … Applied Materials & …, 2023 - ACS Publications
Inherent properties of superconducting Bi2Sr2CaCu2O8+ x films, such as the high
superconducting transition temperature T c, efficient Josephson coupling between …