Orbital magnetic states in moiré graphene systems

J Liu, X Dai - Nature Reviews Physics, 2021 - nature.com
Moiré graphene systems have attracted considerable attention in the past 3 years because
they exhibit exotic phenomena including correlated insulating states, unconventional …

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 …

Exotic physical properties of 2D materials modulated by moiré superlattices

B Shi, P Qi, M Jiang, Y Dai, F Lin, H Zhang… - Materials …, 2021 - pubs.rsc.org
van der Waals heterostructures of two-dimensional materials are naturally endowed with the
nanoscale moiré pattern, which has become a versatile platform for studying novel quantum …

Chiral excitonic order from twofold van Hove singularities in kagome metals

HD Scammell, J Ingham, T Li, OP Sushkov - Nature Communications, 2023 - nature.com
Recent experiments on kagome metals AV3Sb5 (A= K, Rb, Cs) identify twofold van Hove
singularities (TvHS) with opposite concavity near the Fermi energy, generating two …

Enhanced superconducting diode effect due to coexisting phases

S Banerjee, MS Scheurer - Physical Review Letters, 2024 - APS
The superconducting diode effect refers to an asymmetry in the critical supercurrent J c (n^)
along opposite directions, J c (n^)≠ J c (-n^). While the basic symmetry requirements for this …

Moiré phonons in magic-angle twisted bilayer graphene

X Liu, R Peng, Z Sun, J Liu - Nano letters, 2022 - ACS Publications
Magic-angle twisted bilayer graphene (TBG) has attracted significant interest recently due to
the discoveries of diverse correlated and topological states. In this work, we study the …

Intrinsic spin Hall torque in a moiré Chern magnet

CL Tschirhart, E Redekop, L Li, T Li, S Jiang, T Arp… - Nature Physics, 2023 - nature.com
In spin torque magnetic memories, electrically actuated spin currents are used to switch a
magnetic bit. Typically, these require a multilayer geometry including both a free …

Magic momenta and three-dimensional landau levels from a three-dimensional graphite moiré superlattice

X Lu, B **e, Y Yang, Y Zhang, X Kong, J Li, F Ding… - Physical Review Letters, 2024 - APS
In this Letter, we theoretically explore the physical properties of a new type of three-
dimensional graphite moiré superlattice, the bulk alternating twisted graphite (ATG) system …

Nonlinear Hall effect from long-lived valley-polarizing relaxons

JM Lihm, CH Park - Physical Review Letters, 2024 - APS
The nonlinear Hall effect has attracted much attention due to the famous, widely adopted
interpretation in terms of the Berry curvature dipole in momentum space. Using ab initio …

van der Waals multiferroic tunnel junctions based on sliding multiferroic layered

Y Feng, J Han, K Zhang, X Lin, G Gao, Q Yang, S Meng - Physical Review B, 2024 - APS
Multiferroic tunnel junctions (MFTJs) have attracted considerable attention due to their
multifunctional properties, which are valuable for nonvolatile memory devices. The recent …