Optics and photonics articles within Nature

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  • Article |

    Using a three-layer opto-electronic neural network, direct, clock-less sub-nanosecond image classification on a silicon photonics chip is demonstrated, achieving a classification time comparable with a single clock cycle of state-of-the-art digital implementations.

    • Farshid Ashtiani
    • , Alexander J. Geers
    •  & Firooz Aflatouni

  • Article |

    Electrically controlled quantum confinement of excitons to below 10 nm is achieved in a 2D semiconductor by combining in-plane electric fields with interactions between excitons and free charges.

    • Deepankur Thureja
    • , Atac Imamoglu
    •  & Puneet A. Murthy

  • Perspective |

    The control of light–matter interactions as a way to manipulate and synthesize strongly correlated quantum matter is discussed, highlighting a field termed ‘strongly correlated electron–photon science’.

    • Jacqueline Bloch
    • , Andrea Cavalleri
    •  & Angel Rubio

  • Article
    | Open Access

    A quantum network formed by three optically connected nodes comprising solid-state qubits demonstrates the teleportation of quantum information between two non-neighbouring nodes, negating the need for a direct connection between them.

    • S. L. N. Hermans
    • , M. Pompili
    •  & R. Hanson

  • Article |

    Using a compact, particle-beam-driven plasma-based accelerator to accelerate high-quality electron beams that are completely characterized in the six-dimensional phase space, free-electron lasing  is observed with narrow-band amplified radiation in the infrared range.

    • R. Pompili
    • , D. Alesini
    •  & M. Ferrario

  • Article
    | Open Access

    A simple and power-efficient microcomb source is used to drive complementary metal–oxide–semiconductor silicon photonic engines, a step towards the next generation of fully integrated photonic systems.

    • Haowen Shu
    • , Lin Chang
    •  & John E. Bowers

  • Article |

    Light-field control of real and virtual charge carriers in a gold–graphene–gold heterostructure is demonstrated, and used to create a logic gate for application in lightwave electronics.

    • Tobias Boolakee
    • , Christian Heide
    •  & Peter Hommelhoff

  • Article |

    A solid-state single-electron qubit platform is demonstrated based on trapping and manipulating isolated single electrons on an ultraclean solid neon surface in vacuum, which performs near the state of the art for a charge qubit.

    • Xianjing Zhou
    • , Gerwin Koolstra
    •  & Dafei Jin

  • Article |

    Two new plasmon modes are observed in macroscopic twisted bilayer graphene with a highly ordered moiré superlattice, the first being the signature of chiral plasmons and the second a slow plasmonic mode around 0.4 electronvolts.

    • Tianye Huang
    • , Xuecou Tu
    •  & Xiaomu Wang

  • Article
    | Open Access

    Two-junction TPV cells with efficiencies of more than 40% are reported, using an emitter with a temperature between 1,900 and 2,400 °C, for integration into a TPV system for thermal energy grid storage.

    • Alina LaPotin
    • , Kevin L. Schulte
    •  & Asegun Henry

  • Article |

    A material design strategy and fabrication process is described to produce all-polymer light-emitting diodes with high brightness, current efficiency and good mechanical stability, with applications in skin electronics and human–machine interfaces.

    • Zhitao Zhang
    • , Weichen Wang
    •  & Zhenan Bao

  • News & Views |

    An optical device enables high-speed, high-resolution distance measurements to be made over a large field of view. Clever switching gives the integrated design a tiny footprint and keeps its power consumption low.

    • H. Y. Fu
    •  & Qian Li

  • News & Views |

    A plasma-based device is set to challenge particle accelerators that generate high-quality light pulses, with evidence that the cheaper plasma platform can run at competitive repetition rates.

    • Michael Litos

  • Article
    | Open Access

    Shear phenomena in the infrared dielectric response of a monoclinic crystal are shown to unveil a new polariton class termed hyperbolic shear polariton that can emerge in any low-symmetry monoclinic or triclinic system.

    • Nikolai C. Passler
    • , Xiang Ni
    •  & Alexander Paarmann

  • Article
    | Open Access

    A hybrid algorithm that applies backpropagation is used to train layers of controllable physical systems to carry out calculations like deep neural networks, but accounting for real-world noise and imperfections.

    • Logan G. Wright
    • , Tatsuhiro Onodera
    •  & Peter L. McMahon

  • Article
    | Open Access

    A triple phase transition, where changing a single parameter simultaneously gives rise to metal–insulator, topological and a parity–time symmetry-breaking phase transitions, is observed in non-Hermitian Floquet quasicrystals.

    • Sebastian Weidemann
    • , Mark Kremer
    •  & Alexander Szameit

  • News & Views |

    An optical device designed to control the properties of electron waves inside an electron microscope demonstrates that clever platforms for integrated photonics need not be powered by expensive laser systems.

    • Martin Kozák

  • Article
    | Open Access

    A silicon nitride microresonator is used for coherent phase modulation of a transmission electron microscope beam, with future applications in combining high-resolution microscopy with spectroscopy, holography and metrology.

    • Jan-Wilke Henke
    • , Arslan Sajid Raja
    •  & Tobias J. Kippenberg

  • Article |

    Stable, dissipative optomechanical solitons are realized using optical fields in a whispering gallery mode resonator by balancing the optomechanical nonlinearities with a tailored modal dispersion.

    • Jing Zhang
    • , Bo Peng
    •  & Lan Yang

  • Article |

    A combination of multiview imaging, structured illumination, reconstruction algorithms and deep-learning predictions realizes spatial- and temporal-resolution improvements in fluorescence microscopy to produce super-resolution images from diffraction-limited input images.

    • Yicong Wu
    • , Xiaofei Han
    •  & Hari Shroff

  • Article |

    Engineering of the coupling between optical modes in a lithium niobate chip enables the realization of tunable, bi-directional and low-loss electro-optic frequency shifters controlled using only continuous and single-tone microwaves.

    • Yaowen Hu
    • , Mengjie Yu
    •  & Marko Lončar

  • Article |

    Bloch wavefunctions of two types of hole in gallium arsenide are reconstructed by measuring the polarization of light emitted by collisions of electrons and holes accelerated by a terahertz laser.

    • J. B. Costello
    • , S. D. O’Hara
    •  & M. S. Sherwin

  • Article |

    Experiments using two coupled optical ring resonators and based on the concept of synthetic dimension reveal non-Hermitian energy band structures exhibiting topologically non-trivial knots and links.

    • Kai Wang
    • , Avik Dutt
    •  & Shanhui Fan

  • News & Views |

    Organic molecules are increasingly crucial in quantum-optics technologies. An experiment shows how the strong coupling between confined organic molecules and light can improve photon detection at room temperature.

    • Sebastian Klembt

  • News & Views |

    Tiny flakes of metal suspended in a solution have been observed to self-assemble into pairs separated by a narrow gap — offering a tunable system for studying combinations of light and matter known as polaritons.

    • Johannes Feist

  • Review Article |

    This Review discusses the state of the art of interface optics—including refractive optics, meta-optics and moiré engineering—for the control of van der Waals polaritons.

    • Qing Zhang
    • , Guangwei Hu
    •  & Cheng-Wei Qiu

  • Article |

    Gold nanoflake pairs form by self-assembly in an aqueous ligand solution and offer stable and tunable microcavities by virtue of equilibrium between attractive Casimir forces and repulsive electrostatic forces.

    • Battulga Munkhbat
    • , Adriana Canales
    •  & Timur O. Shegai

  • Article |

    High-performance optoelectronic devices that operate in the infrared regime at room temperature exhibit wide-range, active and reversible tunability of the operating wavelengths with black phosphorus.

    • Hyungjin Kim
    • , Shiekh Zia Uddin
    •  & Ali Javey

  • Article |

    Nonlinearity is shown to induce quantized topological transport via soliton motion; specifically, we demonstrate nonlinear Thouless pumping of photons in waveguide arrays with a non-uniformly occupied energy band.

    • Marius Jürgensen
    • , Sebabrata Mukherjee
    •  & Mikael C. Rechtsman

  • News & Views |

    Light sources known as free-electron lasers can produce intense X-ray radiation for a wide range of applications. The process usually needs huge particle accelerators, but an experiment shows how to overcome this limitation.

    • Luca Giannessi

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