Recent Advances in Moiré Superlattice Systems by Angle‐Resolved Photoemission Spectroscopy

Y Li, Q Wan, N Xu - Advanced Materials, 2023 - Wiley Online Library
The last decade has witnessed a flourish in 2D materials including graphene and transition
metal dichalcogenides (TMDs) as atomic‐scale Legos. Artificial moiré superlattices via …

Zero-field superconducting diode effect in small-twist-angle trilayer graphene

JX Lin, P Siriviboon, HD Scammell, S Liu, D Rhodes… - Nature Physics, 2022 - nature.com
The critical current of a superconductor can be different for opposite directions of current flow
when both time-reversal and inversion symmetry are broken. Such non-reciprocal behaviour …

Superconductivity and strong interactions in a tunable moiré quasicrystal

A Uri, SC de la Barrera, MT Randeria… - Nature, 2023 - nature.com
Electronic states in quasicrystals generally preclude a Bloch description, rendering them
fascinating and enigmatic. Owing to their complexity and scarcity, quasicrystals are …

Promotion of superconductivity in magic-angle graphene multilayers

Y Zhang, R Polski, C Lewandowski, A Thomson… - Science, 2022 - science.org
Graphene moiré superlattices show an abundance of correlated insulating, topological, and
superconducting phases. Whereas the origins of strong correlations and nontrivial topology …

Theory of zero-field superconducting diode effect in twisted trilayer graphene

HD Scammell, JIA Li, MS Scheurer - 2D Materials, 2022 - iopscience.iop.org
In a recent experiment (Lin et al 2021 arxiv: 2112.07841 [cond-mat. str-el]), the
superconducting phase hosted by a heterostructure of mirror-symmetric twisted trilayer …

Robust flat bands in twisted trilayer graphene moiré quasicrystals

CY Hao, Z Zhan, PA Pantaleón, JQ He, YX Zhao… - Nature …, 2024 - nature.com
Moiré structures formed by twisting three layers of graphene with two independent twist
angles present an ideal platform for studying correlated quantum phenomena, as an infinite …

Evolution of superconductivity in twisted graphene multilayers

M Long, A Jimeno-Pozo, H Sainz-Cruz… - Proceedings of the …, 2024 - pnas.org
The group of moiré graphene superconductors keeps growing, and by now it contains
twisted graphene multilayers as well as untwisted stacks. We analyze here the contribution …

Pairing symmetry of twisted bilayer graphene: A phenomenological synthesis

E Lake, AS Patri, T Senthil - Physical Review B, 2022 - APS
One of the outstanding questions in the study of twisted bilayer graphene—from both
experimental and theoretical points of view—is the nature of its superconducting phase. In …

Correlated insulators, semimetals, and superconductivity in twisted trilayer graphene

M Christos, S Sachdev, MS Scheurer - Physical Review X, 2022 - APS
Motivated by recent experiments indicating strong superconductivity and intricate correlated
insulating and flavor-polarized physics in mirror-symmetric twisted-trilayer graphene, we …

Emergence of correlations in alternating twist quadrilayer graphene

GW Burg, E Khalaf, Y Wang, K Watanabe… - Nature Materials, 2022 - nature.com
Alternating twist multilayer graphene (ATMG) has recently emerged as a family of moiré
systems that share several fundamental properties with twisted bilayer graphene, and are …