Nanoscience and technology articles within Nature

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  • News & Views |

    A technique called surface-enhanced Raman spectroscopy can detect tiny quantities of compounds in solution, but has been difficult to use for quantitative analysis. A digital approach involving nanoparticles suggests a way forward.

    • Peter J. Vikesland

  • Research Briefing |

    An innovative solid-state lithiation strategy allows the exfoliation of layered transition-metal tellurides into nanosheets in an unprecedentedly short time, without sacrificing their quality. The observation of physical phenomena typically seen in highly crystalline TMT nanosheets opens the way to their use in applications such as batteries and micro-supercapacitors.

  • Article |

    A magnetic-field-induced Wigner crystal in Bernal-stacked bilayer graphene was directly imaged using high-resolution scanning tunnelling microscopy and its structural properties as a function of electron density, magnetic field and temperature were examined.

    • Yen-Chen Tsui
    • , Minhao He
    •  & Ali Yazdani

  • Article |

    Fast and scalable synthesis of a variety of transition metal telluride nanosheets by solid lithiation and hydrolysis is demonstrated and several interesting quantum phenomena were observed, such as quantum oscillations and giant magnetoresistance.

    • Liangzhu Zhang
    • , Zixuan Yang
    •  & Hui-Ming Cheng

  • Article |

    Wafer-scale realization of a nanoscale magnetic tunnel junction hosting a single, ambient skyrmion enables its large readout, efficient switching, and compatibility with lateral manipulation, and thereby provides the backbone for all-electrical skyrmionic device architectures.

    • Shaohai Chen
    • , James Lourembam
    •  & Anjan Soumyanarayanan

  • Article |

    High-density, intrinsically stretchable transistors with high driving ability and integrated circuits with high operation speed and large-scale integration were enabled by a combination of innovations in materials, fabrication process design, device engineering and circuit design.

    • Donglai Zhong
    • , Can Wu
    •  & Zhenan Bao

  • Article |

    A quasi-true time delay is demonstrated for a microwave device implemented in a CMOS technology to miniaturize true-time-delay components of beam-steering systems, addressing the fundamental channel-capacity limitations and increasing data transmission in wireless communications.

    • Bala Govind
    • , Thomas Tapen
    •  & Alyssa Apsel

  • Article
    | Open Access

    An experimental design consisting of a photonic-crystal nanoslab covered with upconversion nanoparticles demonstrates the phenomenon of supercritical coupling, resulting in giant enhancement of upconversion by photonic bound states in the continuum.

    • Chiara Schiattarella
    • , Silvia Romano
    •  & Gianluigi Zito

  • Research Highlight |

    The engine of a microscopic motor can be coupled or uncoupled from the rotor by means of DNA coatings that respond to a variety of stimuli.

  • Research Briefing |

    Tailoring symmetries in an innovative class of optoelectronic metasurface produces a rich landscape of tunable current patterns down to the nanoscale. These materials provide opportunities for ultrafast light-controlled charge flows that could have applications in terahertz science, information processing and other realms.

  • Article
    | Open Access

    Vectorial optoelectronic metasurfaces are described, showing that light pulses can be used to drive and direct local charge flows around symmetry-broken plasmonic nanostructures, leading to tunable responses in terahertz emission.

    • Jacob Pettine
    • , Prashant Padmanabhan
    •  & Hou-Tong Chen

  • News & Views |

    Self-assembling DNA can process information, but the computations have been limited to digital algorithms. A self-assembling DNA system has now been designed to perform complex pattern recognition.

    • Andrew Phillips

  • Article |

    Using valley-resolved scanning tunnelling spectroscopy, twisted WSe2 bilayers are studied, including incommensurate dodecagon quasicrystals at 30° and commensurate moiré crystals at 21.8° and 38.2°.

    • Yanxing Li
    • , Fan Zhang
    •  & Chih-Kang Shih

  • Article
    | Open Access

    Examination of nucleation during self-assembly of multicomponent structures illustrates how ubiquitous molecular phenomena inherently classify high-dimensional patterns of concentrations in a manner similar to neural network computation.

    • Constantine Glen Evans
    • , Jackson O’Brien
    •  & Arvind Murugan

  • Nature Podcast |

    We highlight some of the Nature Briefing’s stories from the end of 2023, including a polar bear fur-inspired sweater, efforts to open OSIRIS-REx’s sample canister, and a dinosaur’s last dinner.

    • Benjamin Thompson
    • , Noah Baker
    •  & Flora Graham

  • Article |

    Semiconducting epigraphene aligned with single-crystal silicon carbide substrates has a band gap of 0.6  eV and room temperature mobilities 20 times larger than that of other two-dimensional semiconductors, making it suitable for nanoelectronics.

    • Jian Zhao
    • , Peixuan Ji
    •  & Walt A. de Heer

  • Research Briefing |

    Medium- and high-entropy alloys are hugely promising materials in metallurgy and catalysis, but their atomic-scale structure — and how that relates to their properties — is not well understood. A powerful method is beginning to reveal their secrets, with hopes for engineering better materials in the future.

  • Article
    | Open Access

    Phospholipids enhance the structural and colloidal integrity of hybrid organic–inorganic lead halide perovskites and lead-free metal halide nanocrystals, which then exhibit enhanced robustness and optical properties.

    • Viktoriia Morad
    • , Andriy Stelmakh
    •  & Maksym V. Kovalenko

  • Article |

    A reconfigurable coherent moiré nanolaser array based on optical flatbands in twisted photonic graphene lattices enables arrays with phase synchronization and high spatial and spectral coherence across a range of distinct patterns.

    • Hong-Yi Luan
    • , Yun-Hao Ouyang
    •  & Ren-Min Ma

  • News & Views |

    An innovative method uses the intrinsic attractive force between silicon surfaces that are separated by a tiny gap to engineer structures that can confine light — offering an ideal set-up for manipulating single photons.

    • Takashi Asano

  • Article
    | Open Access

    Silicon photonic nanocavities based on surface forces and conventional lithography and etching are developed, demonstrating pioneering technology that integrates atomic dimensions with the scalability of planar semiconductors.

    • Ali Nawaz Babar
    • , Thor August Schimmell Weis
    •  & Søren Stobbe

  • Article |

    A plasma set-up consisting of a pair of carbon-fibre-tip-enhanced electrodes enables the generation of a uniform, ultra-high temperature and stable plasma (up to 8,000  K) at atmospheric pressure using a combination of vertically oriented long and short carbon fibres.

    • Hua Xie
    • , Ning Liu
    •  & Liangbing Hu

  • Article |

    Cascaded compression, in which nanopores are compressed by cycles of shrinkage and expansion, is described, leading tohigh-density nanopores in monolayer graphene with a narrow pore-size distribution, left skewness and ultrasmall tail deviation.

    • Jiangtao Wang
    • , Chi Cheng
    •  & Jing Kong

  • Article
    | Open Access

    Imaging of quantum oscillations in Bernal-stacked trilayer graphene with dual gates enables high-precision reconstruction of the highly tunable bands and reveals naturally occurring pseudomagnetic fields as low as 1 mT corresponding to graphene twisting by 1 millidegree.

    • Haibiao Zhou
    • , Nadav Auerbach
    •  & Eli Zeldov

  • Article
    | Open Access

    Transmission electron microscopy is used to observe three-dimensional topological solitons known as hopfions that in a chiral magnet are found to form rings around skyrmion strings, and a nucleation protocol for these rings is provided.

    • Fengshan Zheng
    • , Nikolai S. Kiselev
    •  & Rafal E. Dunin-Borkowski

  • Research Briefing |

    The full promise of materials structured at the nanoscale can be realized only if they can be manufactured more efficiently and at the sizes required for device integration. An innovative method takes advantage of thermodynamic and kinetic effects to control the growth of stacked 2D nanosheets that can be used for practical applications from the nanoscale to the macroscale.

  • Article |

    A miniaturized narrow-channel in-plane electrochemical capacitor shows drastically reduced ionic resistances within both the electrode material and the electrolyte and an ultrahigh areal capacitance by downscaling the channel width with femtosecond-laser scribing.

    • Yajie Hu
    • , Mingmao Wu
    •  & Liangti Qu

  • Article |

    The development of a 400,000-pixel superconducting nanowire single-photon detector array is described, improving the current state of the art by a factor of 400 and showing scalability well beyond the present demonstration.

    • B. G. Oripov
    • , D. S. Rampini
    •  & A. N. McCaughan

  • Article |

    Orbital multiferroicity reported in pentalayer rhombohedral graphene features ferro-orbital-magnetism and ferro-valleytricity, both of which can be controlled by an electric field.

    • Tonghang Han
    • , Zhengguang Lu
    •  & Long Ju

  • Article |

    We report the production of MoS2 nanosheets with high phase purity, showing that the 2H-phase templates facilitate epitaxial growth of Pt nanoparticles, whereas the 1T′ phase supports single-atomically dispersed Pt atoms.

    • Zhenyu Shi
    • , Xiao Zhang
    •  & Hua Zhang

  • News & Views |

    The interaction of a molecule with a specific surface has been shown to produce consistent unidirectional motion driven by voltage pulses. The mechanism can even facilitate the transport of molecular cargo.

    • Leo Gross
    •  & Jascha Repp

  • Article |

    Stacks of van der Waals superconductor heterostructures comprising many layers and several blocks of two-dimensional materials have been grown in a highly controllable manner at a wafer scale using a high-to-low temperature strategy.

    • Zhenjia Zhou
    • , Fuchen Hou
    •  & Libo Gao

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