Nature

/Nature

Van der Waals integration before and beyond two-dimensional materials

2019-03-20T18:37:00+00:00March 20th, 2019|Categories: Publications|

Van der Waals integration before and beyond two-dimensional materialsVan der Waals integration before and beyond two-dimensional materials, Published online: 20 March 2019; doi:10.1038/s41586-019-1013-xRecent advances and future directions in the use of van der Waals integration beyond two-dimensional materials are reviewed.

Published in: "Nature".

Daily briefing: Black and Hispanic Americans breathe more than their fair share of deadly air pollution

2019-03-13T18:35:13+00:00March 13th, 2019|Categories: Publications|

Daily briefing: Black and Hispanic Americans breathe more than their fair share of deadly air pollutionDaily briefing: Black and Hispanic Americans breathe more than their fair share of deadly air pollution, Published online: 13 March 2019; doi:10.1038/d41586-019-00854-yWhite people make pollution, others breathe it in. Plus: nearly half of childhood cancer goes undiagnosed and 2D semiconductors could extend Moore’s law.

Published in: "Nature".

How 2D semiconductors could extend Moore’s law

2019-03-12T12:34:45+00:00March 12th, 2019|Categories: Publications|

How 2D semiconductors could extend Moore’s lawHow 2D semiconductors could extend Moore’s law, Published online: 12 March 2019; doi:10.1038/d41586-019-00793-8Incredibly thin transistors could deliver even more powerful computers if three research challenges can be solved, argue Ming-Yang Li and colleagues.

Published in: "Nature".

Molecular streaming and its voltage control in ångström-scale channels

2019-03-06T18:34:28+00:00March 6th, 2019|Categories: Publications|

Molecular streaming and its voltage control in ångström-scale channelsMolecular streaming and its voltage control in ångström-scale channels, Published online: 06 March 2019; doi:10.1038/s41586-019-0961-5Pressure-driven transport of aqueous salts through ångström-scale channels created from two-dimensional materials shows a transistor-like effect in which applying a tiny bias voltage can increase transport by up to 20 times.

Published in: "Nature".

Resonantly hybridized excitons in moiré superlattices in van der Waals heterostructures

2019-03-06T18:34:27+00:00March 6th, 2019|Categories: Publications|Tags: , , |

Resonantly hybridized excitons in moiré superlattices in van der Waals heterostructuresResonantly hybridized excitons in moiré superlattices in van der Waals heterostructures, Published online: 06 March 2019; doi:10.1038/s41586-019-0986-9Excitonic bands in MoSe2/WS2 heterostructures can hybridize, resulting in a resonant enhancement of moiré superlattice effects.

Published in: "Nature".

Signatures of moiré-trapped valley excitons in MoSe<sub>2</sub>/WSe<sub>2</sub> heterobilayers

2019-02-25T16:42:02+00:00February 25th, 2019|Categories: Publications|Tags: , |

Signatures of moiré-trapped valley excitons in MoSe2/WSe2 heterobilayersSignatures of moiré-trapped valley excitons in MoSe<sub>2</sub>/WSe<sub>2</sub> heterobilayers, Published online: 25 February 2019; doi:10.1038/s41586-019-0957-1The trapping of interlayer valley excitons in a moiré potential formed by a molybdenum diselenide/tungsten diselenide heterobilayer with twist angle control is reported.

Published in: "Nature".

Evidence for moiré excitons in van der Waals heterostructures

2019-02-25T16:41:59+00:00February 25th, 2019|Categories: Publications|Tags: , , |

Evidence for moiré excitons in van der Waals heterostructuresEvidence for moiré excitons in van der Waals heterostructures, Published online: 25 February 2019; doi:10.1038/s41586-019-0975-zMultiple interlayer exciton resonances in a MoSe2/WSe2 heterobilayer with a small twist angle are attributed to excitonic ground and excited states confined within the moiré potential.

Published in: "Nature".

Observation of moiré excitons in WSe<sub>2</sub>/WS<sub>2</sub> heterostructure superlattices

2019-02-25T16:41:55+00:00February 25th, 2019|Categories: Publications|Tags: , , |

Observation of moiré excitons in WSe2/WS2 heterostructure superlatticesObservation of moiré excitons in WSe<sub>2</sub>/WS<sub>2</sub> heterostructure superlattices, Published online: 25 February 2019; doi:10.1038/s41586-019-0976-yMoiré superlattice exciton states are observed in WSe2/WS2 heterostructures with closely aligned layers.

Published in: "Nature".

Daily briefing: What is reality?

2019-01-08T18:35:19+00:00January 8th, 2019|Categories: Publications|Tags: |

Daily briefing: What is reality?Daily briefing: What is reality?, Published online: 08 January 2019; doi:10.1038/d41586-019-00085-1Is reality more than what we see about us? Plus, a flurry of new fast radio bursts, ‘magic angle’ graphene, and a face-scanning app that spots signs of genetic disease.

Published in: "Nature".

An ultrafast symmetry switch in a Weyl semimetal

2019-01-02T18:33:47+00:00January 2nd, 2019|Categories: Publications|Tags: |

An ultrafast symmetry switch in a Weyl semimetalAn ultrafast symmetry switch in a Weyl semimetal, Published online: 02 January 2019; doi:10.1038/s41586-018-0809-4Terahertz light pulses induce transitions between a topological and a trivial phase in the Weyl semimetal WTe2 through an interlayer shear strain.

Published in: "Nature".

How ‘magic angle’ graphene is stirring up physics

2019-01-02T12:34:51+00:00January 2nd, 2019|Categories: Publications|Tags: |

How ‘magic angle’ graphene is stirring up physicsHow ‘magic angle’ graphene is stirring up physics, Published online: 02 January 2019; doi:10.1038/d41586-018-07848-2Misaligned stacks of the wonder material exhibit superconductivity and other curious properties.

Published in: "Nature".

Observation of the nonlinear Hall effect under time-reversal-symmetric conditions

2018-12-17T16:35:06+00:00December 17th, 2018|Categories: Publications|Tags: |

Observation of the nonlinear Hall effect under time-reversal-symmetric conditionsObservation of the nonlinear Hall effect under time-reversal-symmetric conditions, Published online: 17 December 2018; doi:10.1038/s41586-018-0807-6The nonlinear Hall effect is observed in bilayer WTe2 in the absence of a magnetic field, providing a direct measure of the dipole moment of the Berry curvature.

Published in: "Nature".

Reversible superdense ordering of lithium between two graphene sheets

2018-11-26T16:34:35+00:00November 26th, 2018|Categories: Publications|Tags: |

Reversible superdense ordering of lithium between two graphene sheetsReversible superdense ordering of lithium between two graphene sheets, Published online: 26 November 2018; doi:10.1038/s41586-018-0754-2Using a double-aberration-corrected transmission electron microscope, intercalation of lithium between two graphene sheets is found to produce a dense, multilayer lithium phase, rather than the expected single layer.

Published in: "Nature".

In-plane anisotropic and ultra-low-loss polaritons in a natural van der Waals crystal

2018-10-24T18:34:05+00:00October 24th, 2018|Categories: Publications|

In-plane anisotropic and ultra-low-loss polaritons in a natural van der Waals crystalIn-plane anisotropic and ultra-low-loss polaritons in a natural van der Waals crystal, Published online: 24 October 2018; doi:10.1038/s41586-018-0618-9Observation of the anisotropic propagation of polaritons along the surface of layered, semiconducting α-MoO3 confirms the existence of this phenomenon in natural materials.

Published in: "Nature".

The war on fake graphene

2018-10-08T14:35:51+00:00October 8th, 2018|Categories: Publications|Tags: |

The war on fake grapheneThe war on fake graphene, Published online: 08 October 2018; doi:10.1038/d41586-018-06939-4The material graphene has a vast number of potential applications — but a survey of commercially available graphene samples reveals that research could be undermined by the poor quality of the available material.

Published in: "Nature".

Solution-processable 2D semiconductors for high-performance large-area electronics

2018-10-03T18:34:14+00:00October 3rd, 2018|Categories: Publications|Tags: |

Solution-processable 2D semiconductors for high-performance large-area electronicsSolution-processable 2D semiconductors for high-performance large-area electronics, Published online: 03 October 2018; doi:10.1038/s41586-018-0574-4By intercalating large ammonium molecules to exfoliate MoS2 with preservation of the 2H-phase, highly uniform solutionprocessable 2D semiconductor nanosheets are obtained for the scalable fabrication of large-area thin-film electronics.

Published in: "Nature".

Subcycle observation of lightwave-driven Dirac currents in a topological surface band

2018-09-26T18:34:32+00:00September 26th, 2018|Categories: Publications|

Subcycle observation of lightwave-driven Dirac currents in a topological surface bandSubcycle observation of lightwave-driven Dirac currents in a topological surface band, Published online: 26 September 2018; doi:10.1038/s41586-018-0544-xTime- and angle-resolved photoemission spectroscopy reveals how Dirac fermions in the band structure of the topological surface state of Bi2Te3 are accelerated by the carrier wave of a terahertz-frequency light pulse.

Published in: "Nature".

Extremely efficient terahertz high-harmonic generation in graphene by hot Dirac fermions

2018-09-10T16:34:30+00:00September 10th, 2018|Categories: Publications|Tags: |

Extremely efficient terahertz high-harmonic generation in graphene by hot Dirac fermionsExtremely efficient terahertz high-harmonic generation in graphene by hot Dirac fermions, Published online: 10 September 2018; doi:10.1038/s41586-018-0508-1Efficient terahertz harmonic generation—challenging but important for ultrahigh-speed optoelectronic technologies—is demonstrated in graphene through a nonlinear process that could potentially be generalized to other materials.

Published in: "Nature".

How to make graphene ‘snow’ in a microwave

2018-08-30T16:35:30+00:00August 30th, 2018|Categories: Publications|Tags: |

How to make graphene ‘snow’ in a microwaveHow to make graphene ‘snow’ in a microwave, Published online: 30 August 2018; doi:10.1038/d41586-018-06103-yA simple method produces a high yield of graphene, which is difficult to manufacture in bulk.

Published in: "Nature".

Engineering of robust topological quantum phases in graphene nanoribbons

2018-08-08T18:33:54+00:00August 8th, 2018|Categories: Publications|Tags: |

Engineering of robust topological quantum phases in graphene nanoribbonsEngineering of robust topological quantum phases in graphene nanoribbons, Published online: 08 August 2018; doi:10.1038/s41586-018-0375-9Graphene nanoribbons are used to design robust nanomaterials with controlled periodic coupling of topological boundary states to create quasi-one-dimensional trivial and non-trivial electronic quantum phases.

Published in: "Nature".

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