Photonic devices articles within Nature Communications

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  • Article
    | Open Access

    Luo et al. report a self-driven hemispherical retinomorphic eye that employs ionogel heterojunctions as photoreceptors. This photoreceptor exhibits broadband photosynapse, high conformability, retinal transplantation, and visual restoration for re-time optical imaging and motion tracking.

    • Xu Luo
    • , Chen Chen
    •  & Wei Huang

  • Article
    | Open Access

    Band engineering in optics allows the design of unconventional forms of light with potential optoelectronic applications. Here, the authors realize slow-light intercavity polaritons in an array of coupled cavities, the photonic architecture enables the spatial segregation of photons and excitons

    • Yesenia A. García Jomaso
    • , Brenda Vargas
    •  & Giuseppe Pirruccio

  • Article
    | Open Access

    Wave scattering can be described with a diffusion model in which the velocity is randomized by scattering. Here the authors find that the velocities of different transmission eigenchannels are distinct on all length scales.

    • Azriel Z. Genack
    • , Yiming Huang
    •  & Zhou Shi

  • Article
    | Open Access

    T centers in silicon are promising candidates for quantum applications yet suffer from weak optical transitions. Here, by integrating with a silicon nanocavity, the authors demonstrate an enhancement of the photon emission rate for a single T center.

    • Adam Johnston
    • , Ulises Felix-Rendon
    •  & Songtao Chen

  • Article
    | Open Access

    Miniaturized and efficient optical modulators are desired for data transmission, processing and communication. Here, the authors report the fabrication of exciton-polariton Mach–Zehnder modulators based on thin WS2 waveguides with a footprint of ~30 μm², modulation ratio up to −6.20 dB and nanosecond response times.

    • Seong Won Lee
    • , Jong Seok Lee
    •  & Su-Hyun Gong

  • Article
    | Open Access

    Biomedical X-ray imaging requires high spatial and temporal resolution of the detectors. Liu et al. report a screen-printed perovskite direct-conversion X-ray CMOS imager with a spatial resolution of 5 lp mm−1 and a speed of 300 fps for low-dose 2D radiography and 3D computed tomography imaging.

    • Yanliang Liu
    • , Chaosong Gao
    •  & Yongshuai Ge

  • Article
    | Open Access

    The efficiency of perovskite solar cells is affected by open-circuit voltage losses due to radiative and non-radiative charge recombination. Here, authors report photocurrent and electroluminescence spectroscopy to probe radiative recombination at sub-bandgap defects in wide-bandgap solar cells.

    • Guus J. W. Aalbers
    • , Tom P. A. van der Pol
    •  & René A. J. Janssen

  • Article
    | Open Access

    Here the authors unveil an approach rooted in non-Hermitian physics to precisely control light amplification in an integrated photonic platform, paving the way for innovative on-chip functionalities, like coherent control of light amplification and routing.

    • Weijie Liu
    • , Quancheng Liu
    •  & Feng Chen

  • Article
    | Open Access

    Light-matter interfaces implementing arbitrary conditional operations on incoming photons would have several applications in quantum computation and communications. Here, the authors demonstrate conditional polarization rotation induced by a single quantum dot spin embedded in an electrically contacted micropillar, spanning up to a pi flip.

    • E. Mehdi
    • , M. Gundín
    •  & L. Lanco

  • Article
    | Open Access

    Photonic waveguide lattices implementing continuous quantum walks have a wide range of applications yet remain based on static devices. Here, the authors demonstrated a fully programmable waveguide array by implementing various Hamiltonians.

    • Yang Yang
    • , Robert J. Chapman
    •  & Alberto Peruzzo

  • Article
    | Open Access

    The authors demonstrate real-time blind photonic interference cancellation using FPGA-photonic coordinated processing with zero calibration micro-ring resonator control and sub-second cancellation weight identification.

    • Joshua C. Lederman
    • , Weipeng Zhang
    •  & Paul R. Prucnal

  • Article
    | Open Access

    The authors introduce an agile, all-fiber laser source with three frequency combs. Three EOM combs from a single laser are expanded in a tri-core nonlinear fiber, maintaining high mutual coherence. This system’s performance is showcased through a 2D four-wave mixing spectroscopy experiment.

    • Eve-Line Bancel
    • , Etienne Genier
    •  & Arnaud Mussot

  • Article
    | Open Access

    The authors demonstrate a very stable yet broadly tunable photonic THz source, characterized from 2 GHz to 1.4 THz. A very narrow Lamb dip feature is observed in a water absorption line, showcasing its potential for sub-kHz resolution spectroscopy.

    • Léo Djevahirdjian
    • , Loïc Lechevallier
    •  & Samir Kassi

  • Article
    | Open Access

    Designing high efficient optoelectronic memory remains a challenge. Here, the authors report a novel optoelectronic memory device based on a photosensitive dielectric that is an insulator in dark and a semiconductor under irradiation with multilevel storage ability, low energy consumption and good compatibility.

    • Rui Zhu
    • , Huili Liang
    •  & Zengxia Mei

  • Article
    | Open Access

    The scattering of light by small particles plays a central role in a myriad of fields. Here, the authors demonstrate a super dipole resonance that arises when two resonant modes of a small particle interfere, overcoming a widely accepted limitation to the cross section.

    • Adrià Canós Valero
    • , Hadi K. Shamkhi
    •  & Alexander S. Shalin

  • Article
    | Open Access

    Smooth topological photonic interfaces lead to less localized boundary modes which improves their guiding characteristics in both spin- and valley Hall metasurfaces. The modes become insensitive to the lattice details, showcasing improved bandgap crossing and longer propagation distances.

    • Anton Vakulenko
    • , Svetlana Kiriushechkina
    •  & Alexander B. Khanikaev

  • Article
    | Open Access

    Owing to the nonequilibrium nature, photonic topological phenomena can involve multiple band gaps. Here the authors report on the discovery of a class of hybrid topological photonic crystals that host quantum anomalous Hall and valley Hall phases simultaneously.

    • Yanan Wang
    • , Hai-Xiao Wang
    •  & Guang-Yu Guo

  • Article
    | Open Access

    The bulk photovoltaic effect (BPVE) is a nonlinear optical effect offering a promising approach to overcome the limitations of conventional photovoltaics. Here, the authors report the observation of BPVE-induced photocurrents at the edges of 2D semiconductors embedded in various van der Waals heterostructures.

    • Zihan Liang
    • , Xin Zhou
    •  & Xiaolong Chen

  • Article
    | Open Access

    Emission enhancement and extraction from quantum emitters is a major challenge for photon sources in e.g. quantum photonic networks. Here the authors propose a broadband waveguide platform which allows to boost, extract, and guide quantum emission within integrated photonic networks.

    • Nicholas A. Güsken
    • , Ming Fu
    •  & Rupert F. Oulton

  • Article
    | Open Access

    Multimodal cognitive computing task is an important research content in the field of AI. Here, the authors propose an efficient sensory memory processing system, which can process sensory information and generate synapse-like and multiwavelength light-emitting output for efficient multimodal information recognition.

    • Liuting Shan
    • , Qizhen Chen
    •  & Huipeng Chen

  • Review Article
    | Open Access

    The lack of a standardized approach for the characterization of the performance of 2D photodetectors represents an important obstacle towards their industrialization. Here, the authors propose practical guidelines to characterize their figures of merit and analyse common situations where their performance can be misestimated.

    • Fang Wang
    • , Tao Zhang
    •  & Weida Hu

  • Article
    | Open Access

    The device efficiency of organic solar cells is usually limited by the inherent energy loss during carrier transport. Here, authors integrate bulk heterojunction organic photovoltaic with vertical field effect transistor, leading to reduced energy loss below 0.2 eV as controlled by the gate voltage.

    • Xiaomin Wu
    • , Changsong Gao
    •  & Huipeng Chen

  • Article
    | Open Access

    The authors combined optical traps and frequency combs to create new acoustic technology – a mechanical frequency comb. The generation of this comb does not require any precision control, making it uniquely positioned for sensing, metrology, and quantum technology.

    • Matthijs H. J. de Jong
    • , Adarsh Ganesan
    •  & Richard A. Norte

  • Article
    | Open Access

    Applications of solid-state qubits in large-scale quantum networks are limited by power and density constraints associated with microwave driving. Here the authors propose a programmable architecture based on diamond color centers driven by electric or strain fields for reduced cross-talk and power consumption.

    • Hanfeng Wang
    • , Matthew E. Trusheim
    •  & Dirk R. Englund

  • Article
    | Open Access

    Here, the authors predict that plasmons in two-dimensional materials with closely located electron and hole Fermi pockets can be amplified when an electrical current bias is applied along the displaced electron-hole pockets, without the need for an external gain medium.

    • Sang Hyun Park
    • , Michael Sammon
    •  & Tony Low

  • Article
    | Open Access

    ‘Giant atom’ physics occurs when the size of the atomic system becomes comparable to the wavelength of the light it interacts with. For atoms, such a regime is impossible to reach, however, for artificial atomic systems such ‘giant atom’ physics can be explored. Here, Wang et al demonstrate giant spin ensembles, consisting of magnetic spheres coupled to a microwave waveguide.

    • Zi-Qi Wang
    • , Yi-Pu Wang
    •  & J. Q. You

  • Article
    | Open Access

    Achieving optical cryptography scheme with both high capacity and security is highly desirable. Here, authors report a Stokes meta-hologram with a hierarchical encryption strategy that allows vector encryptions to produce depth-masked ciphertexts.

    • Xuyue Guo
    • , Peng Li
    •  & Jianlin Zhao

  • Article
    | Open Access

    Nanophotonic light sources with programmable emission spectrum are important building blocks for integrated photonics, sensing and optical computing. Here the authors tune the complex laser spectrum of a network laser achieving selective lasing of a single, two or more modes.

    • Dhruv Saxena
    • , Alexis Arnaudon
    •  & Riccardo Sapienza

  • Article
    | Open Access

    Transition metal dichalcogenides (TMDCs) are interesting for nanophotonic applications due to their high refractive index and excitonic properties. Here, the authors report a scalable bottom-up fabrication method to realize arrays of TMDC metastructures showing dielectric optical modes and self-coupled exciton-polaritons.

    • Fuhuan Shen
    • , Zhenghe Zhang
    •  & Zefeng Chen

  • Article
    | Open Access

    Long operational stability is essential to commercialisation of organic solar cells. Here, the authors investigate the thermal degradation of inverted photovoltaic devices based on PM6:Y6 non-fullerene system to reveal that trap-induced transport resistance is primarily responsible for the drop in fill factor.

    • Christopher Wöpke
    • , Clemens Göhler
    •  & Carsten Deibel

  • Article
    | Open Access

    Andersen et al. have demonstrated a new type of beam steering device based on the excitonic response of an atomically thin semiconductor. Using electrostatic gates, the authors achieved tunable steering with switching times on the nanosecond scale.

    • Trond I. Andersen
    • , Ryan J. Gelly
    •  & Mikhail D. Lukin

  • Article
    | Open Access

    The exploration of topological boundary effects is one of the important aspects that could foster the development of future topological photonics devices. Here the authors propose a straightforward method to construct sharp boundaries in synthetic dimensions using a modulated ring resonator strongly coupled to an auxiliary ring.

    • Avik Dutt
    • , Luqi Yuan
    •  & Shanhui Fan

  • Article
    | Open Access

    Integrated polarization-sensitive photodetectors are important for sensing applications and optical communication. Here, the authors report the realization of 2D black phosphorus homojunction photodetectors defined by ferroelectric substrates, showing polarization ratios up to 288 and high responsivity in the near-infrared.

    • Shuaiqin Wu
    • , Yan Chen
    •  & Jianlu Wang

  • Article
    | Open Access

    Here, the authors show brightening of dark excitons by strong coupling between cavity photons and high energy, spin-allowed, bright excitons in monolayer WSe2. In this regime, the commonly observed photoluminescence quenching stemming from the fast relaxation to the dark ground state is prevented.

    • Hangyong Shan
    • , Ivan Iorsh
    •  & Christian Schneider

  • Article
    | Open Access

    Though active metasurfaces have been attractive for applications requiring control of optical wavefronts, realizing metasurfaces with full phase control remains a challenge. Here, the authors report a metasurface design strategy for enhanced dynamic phase modulation and tunability.

    • Ju Young Kim
    • , Juho Park
    •  & Min Seok Jang

  • Article
    | Open Access

    2D materials represent a promising platform for machine vision and edge computing applications, although usually limited to ultraviolet and visible wavelengths. Here, the authors report the realization of a programmable image sensor based on black phosphorus, implementing multispectral imaging and analog in-memory computing functionalities in the near- to mid-infrared range.

    • Seokhyeong Lee
    • , Ruoming Peng
    •  & Mo Li

  • Article
    | Open Access

    Constructing ultraviolet lasing is of great significance for basic research and medical use. Here the authors present a strategy for generating ultraviolet lasing through a tandem upconversion process with ultralarge anti-Stokes shift (1260 nm).

    • Tianying Sun
    • , Bing Chen
    •  & Feng Wang

  • Article
    | Open Access

    Photoconductive sampling of optical fields is a powerful measurement technique, but existing models fail to connect single-electron dynamics to measured signals. Here, the authors report a model that identifies the roles of electron-neutral scattering and mean-field charge interaction in photoconductive sampling.

    • Johannes Schötz
    • , Ancyline Maliakkal
    •  & Matthias F. Kling

  • Article
    | Open Access

    To realize on-chip optical communication schemes based on silicon, the integration of waveguides onto III-V devices must be achieved. Here, the authors report waveguide-coupled III-V heterostructure photodiodes monolithically integrated on silicon waveguides via aligned nanowire.

    • Pengyan Wen
    • , Preksha Tiwari
    •  & Kirsten E. Moselund

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