Emergent phases in graphene flat bands

S Bhowmik, A Ghosh, U Chandni - Reports on Progress in …, 2024 - iopscience.iop.org
Electronic correlations in two-dimensional materials play a crucial role in stabilising
emergent phases of matter. The realisation of correlation-driven phenomena in graphene …

Coulomb screening of superconductivity in magic-angle twisted bilayer graphene

J Barrier, L Peng, S Xu, VI Fal'ko, K Watanabe… - arxiv preprint arxiv …, 2024 - arxiv.org
The origin of superconductivity in magic-angle twisted bilayer graphene has been a subject
of intense debate. While some experimental evidence indicated an unconventional pairing …

Double-edged Role of Interactions in Superconducting Twisted Bilayer Graphene

X Gao, A Jimeno-Pozo, PA Pantaleon… - arxiv preprint arxiv …, 2024 - arxiv.org
For the unconventional superconducting phases in moire materials, a critical question is the
role played by electronic interactions in the formation of Cooper pairs. In twisted bilayer …

Magic distances for flat bands in twisted bilayer graphene

A Palamara, M Pisarra, A Sindona - arxiv preprint arxiv:2401.09884, 2024 - arxiv.org
Twisted bilayer graphene is known to host isolated and relatively flat bands near charge
neutrality, when tuned to specific magic angles. Nonetheless, these rotational …