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Grains and grain boundaries in highly crystalline monolayer molybdenum disulphide.
Recent progress in large-area synthesis of monolayer molybdenum disulphide, a new two-dimensional direct-bandgap semiconductor, is paving the way for applications in atomically thin electronics.Expand
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High-Strength Chemical-Vapor–Deposited Graphene and Grain Boundaries
Graphene Staying Strong Although exfoliated graphene can be extremely strong, it is produced on too small a scale for materials application. Graphene can be produced on a more practical scale byExpand
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Atomically thin p-n junctions with van der Waals heterointerfaces.
Semiconductor p-n junctions are essential building blocks for electronic and optoelectronic devices. In conventional p-n junctions, regions depleted of free charge carriers form on either side of theExpand
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Electron tunneling through atomically flat and ultrathin hexagonal boron nitride
Electron tunneling through atomically flat and ultrathin hexagonal boron nitride (h-BN) on gold-coated mica was investigated using conductive atomic force microscopy. Low-bias direct tunneling wasExpand
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Multi-terminal transport measurements of MoS2 using a van der Waals heterostructure device platform.
Atomically thin two-dimensional semiconductors such as MoS2 hold great promise for electrical, optical and mechanical devices and display novel physical phenomena. However, the electron mobility ofExpand
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Flexible and transparent MoS2 field-effect transistors on hexagonal boron nitride-graphene heterostructures.
Atomically thin forms of layered materials, such as conducting graphene, insulating hexagonal boron nitride (hBN), and semiconducting molybdenum disulfide (MoS2), have generated great interestsExpand
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Effect of defects on the intrinsic strength and stiffness of graphene.
It is important from a fundamental standpoint and for practical applications to understand how the mechanical properties of graphene are influenced by defects. Here we report that the two-dimensionalExpand
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Graphene mechanical oscillators with tunable frequency.
Oscillators, which produce continuous periodic signals from direct current power, are central to modern communications systems, with versatile applications including timing references and frequencyExpand
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Controlled charge trapping by molybdenum disulphide and graphene in ultrathin heterostructured memory devices.
Atomically thin two-dimensional materials have emerged as promising candidates for flexible and transparent electronic applications. Here we show non-volatile memory devices, based on field-effectExpand
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Sintering of nano-sized WC–Co powders produced by a gas reduction–carburization process
Abstract Nanocrystalline cemented tungsten carbide has attracted considerable interests for use in cutting tool because of its superior mechanical properties. In this study, nano-sized powders ofExpand
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