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Qunyang Li

Researcher at Tsinghua University

Publications -  127
Citations -  7596

Qunyang Li is an academic researcher from Tsinghua University. The author has contributed to research in topics: Graphene & Tribology. The author has an hindex of 32, co-authored 96 publications receiving 5250 citations. Previous affiliations of Qunyang Li include Brown University & University of Pennsylvania.

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Tuning Local Electrical Conductivity via Fine Atomic Scale Structures of Two-Dimensional Interfaces.

TL;DR: Using conductive atomic force microscopy (c-AFM), for the first time, this work directly confirms the conjecture that the electrical conductivity of physisorbed 2D material-metal/semiconductor interfaces is determined by the local electronic charge transfer and demonstrates that the electronic chargeTransfer can be fine-tuned by the topological defects of 2D materials and the atomic stacking with respect to the substrate.
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Modeling Atomic-Scale Electrical Contact Quality Across Two-Dimensional Interfaces.

TL;DR: This real-space model unravels the atomic-level spatial modulation of contact conductance, and the twist angle-dependent interlayer conductance between misoriented graphene layers, through atomically resolved conductive atomic force microscopy.
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Oxide-assisted growth of scalable single-crystalline graphene with seamlessly stitched millimeter-sized domains on commercial copper foils

TL;DR: In this article, the authors presented the CVD growth of scalable single-crystalline graphene by seamless stitching millimeter-sized unidirectional aligned hexagonal domains using different types of commercial Cu foils without repeated substrate polishing and H2-annealing processes.
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Lateral force modulation by moiré superlattice structure: Surfing on periodically undulated graphene sheets

TL;DR: In this paper, the authors used molecular dynamics simulations to reveal that a periodic offset modulation in lateral force is produced when a tip slides over graphene with varying height, due to geometric undulation of graphene due to its different stacking states on the substrate.
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Synergistic adhesion mechanisms of spider capture silk

TL;DR: A synergistic enhancement mechanism due to the elasticity of silk fibres is revealed, deepening the understanding of the working principles of spider silk and suggesting guidelines for biomimetic designs of spider-inspired adhesion and capture devices.