Giant enhancement of second harmonic generation from monolayer 2D materials placed on photonic moiré superlattice [PDF]
Nanophotonics, 2023 We numerically investigate second harmonic generation (SHG) from a monolayer of 2D-material placed on photonic moiré superlattice fabricated by dielectric materials.
Ning Tingyin +4 more
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Vertical Stress Induced Anomalous Spectral Shift of 13.17° Moiré Superlattice in Twist Bilayer Graphene [PDF]
Molecules, 2023 The electronic states of the twist bilayer graphene (TBG) moiré superlattice are usually regulated by the rotation angle, applied electric field, applied magnetic field, carrier concentration and applied stress, and thus exhibit novel physical properties.
Wenjing Miao, Hao Sheng, Jingang Wang
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Highly Tunable Moiré Superlattice Potentials in Twisted Hexagonal Boron Nitrides [PDF]
Advanced ScienceMoiré superlattice of twisted hexagonal boron nitride (hBN) has emerged as an advanced atomically thin van der Waals interfacial ferroelectricity platform.
Kwanghee Han +10 more
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Emergence of orbital angular moment at van Hove singularity in graphene/h-BN moiré superlattice [PDF]
Nature Communications, 2020 An orbital magnetic moment emerges as a result of inversion symmetry broken at the graphene/h-BN moiré superlattice. Here, Moriya et al. report thermoelectric evidence of magnetic field induced valley splitting for a van Hove singularity in this ...
Rai Moriya +8 more
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Dielectric catastrophe at the Wigner-Mott transition in a moiré superlattice [PDF]
Nature Communications, 2022 The Wigner-Mott insulator is driven by extended Coulomb repulsion, rather than the on-site Coulomb repulsion of the Mott insulator. Here, the authors observe a continuous bandwidth-tuned transition between a metal and a Wigner-Mott insulator in a MoSe2 ...
Yanhao Tang +7 more
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Exciton Superposition across Moiré States in a Semiconducting Moiré Superlattice [PDF]
Nature Communications, 2023 Moiré superlattices of semiconducting transition metal dichalcogenides enable unprecedented spatial control of electron wavefunctions, leading to emerging quantum states.
Zhen Lian +11 more
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Long-range moiré tuning effect via inter-layer drag interaction [PDF]
Nature CommunicationsConstructing moiré superlattices has been demonstrated to be a powerful approach for tailoring the electronic properties of two-dimensional van der Waals materials.
Lijun Zhu +6 more
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Moiré superlattice-driven bionic hydrogel robot with programmable multifunctionality [PDF]
Nature CommunicationsThe flexibility and intelligent responsiveness of hydrogel robots offer great potential for exploration in narrow and complex environments. However, the integration of sensors with hydrogel robotic bodies remains challenging. Inspired by marine organisms,
Liangshutong Zhang +6 more
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Observation of strong spin-orbit couplings in plasmonic spin-twistronics topological lattices [PDF]
Nature CommunicationsTwistronics is based on the control of the relative twist angle between the two layers of two-dimensional (2D) material in a moiré superlattice. Manipulating the twist angle enables controlling a variety of nontrivial properties, making twistronics a ...
Peng Shi +7 more
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Bichromatic moiré superlattices for tunable quadrupolar trions and correlated states [PDF]
Nature CommunicationsMoiré superlattices in transition metal dichalcogenide heterostructures provide a platform to engineer many-body interactions. Here, we realize a bichromatic moiré superlattice in an asymmetric WSe2/WS2/WSe2 heterotrilayer by combining R- and H-stacked ...
Mingfeng Chen +13 more
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