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  1. Article

    Open Access

    Chiral excitonic order from twofold van Hove singularities in kagome metals

    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 approximately hexagonal Fermi surfaces – one ele...

    Harley D. Scammell, Julian Ingham, Tommy Li, Oleg P. Sushkov in Nature Communications (2023)

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  2. No Access

    Article

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

    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 creates a superconduct...

    Jiang-**azi Lin, Phum Siriviboon, Harley D. Scammell, Song Liu… in Nature Physics (2022)