Optics and photonics articles within Nature Communications

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  • Article
    | Open Access

    Proof-of-principle photonic quantum simulations of molecular vibronic spectra have been realised, but scalability to more complex systems is hindered by the difficulties in generating squeezed coherent states with multiple modes. Here, the authors demonstrate an alternative approach relying on vacuum-squeezed state.

    • Hui Hui Zhu
    • , Hao Sen Chen
    •  & Ai Qun Liu
  • Article
    | Open Access

    In-sensor computing architectures can provide energy-efficient multifunctional capabilities, but their application to the mid-infrared range is challenging. Here, the authors report the realization of non-volatile MoS2/black phosphorus photovoltaic detectors, integrating near- to mid-infrared photodetection, memory and computing functionalities.

    • Yuyan Zhu
    • , Yang Wang
    •  & Peng Zhou
  • Perspective
    | Open Access

    The author sheds light on critical non-technological barriers that significantly limit the broad utilization of machine learning in optical networks and presents several prospective solutions. Various pathways are discussed for the evolving machine learning potential for its desired penetration, credibility, and impact in real-world optical networks.

    • Faisal Nadeem Khan
  • Article
    | Open Access

    Curvature of image sensors that match the focal plane of the lens facilitate focussing but can cause image distortion. Here, an anti-distortion single-lens camera was developed using a curved image sensor with a photo-pixel distribution pattern warped like image warping to correctively reverse distortion.

    • Changsoon Choi
    • , Henry Hinton
    •  & Donhee Ham
  • Article
    | Open Access

    The authors report controlled laser nanofabrication inside silicon. The dimensional barrier is overcome by spatially modulated lasers and anisotropic feedback from preformed structures. Features down to 100 nm is achieved, improving the state-of-the-art by an order-of-magnitude.

    • Rana Asgari Sabet
    • , Aqiq Ishraq
    •  & Onur Tokel
  • Article
    | Open Access

    Here the authors develop a class of metasurfaces based on robust, unidirectional waves. Such metasurfaces, driven by guided one-way waves, may facilitate their on-chip integration, as well as the precise manipulation of wavefronts on deep-subwavelength scales.

    • Shiqing Li
    • , Kosmas L. Tsakmakidis
    •  & Linfang Shen
  • Article
    | Open Access

    The spontaneous orientation polarization in the emissive layer induced by vacuum deposition should be controlled to improve the efficiency of organic light-emitting diodes. Here, the authors report the control through the delicate design of host molecules, achieving high device operational stability.

    • Masaki Tanaka
    • , Chin-Yiu Chan
    •  & Chihaya Adachi
  • Article
    | Open Access

    Integrated photonic iterative processors provide a novel I/O-efficient computing paradigm for matrix-inversion-intensive tasks, achieving higher speed and energy efficiency than state-of-the-art electronic and photonic processors.

    • Minjia Chen
    • , Yizhi Wang
    •  & Qixiang Cheng
  • Article
    | Open Access

    Integrating tunable quantum emitters with commercial photonic circuits is promising for quantum information applications but remains a challenge. Here the authors report integration of InAs/InP microchiplets containing quantum dot single photon emitters into a large-scale foundry silicon platform.

    • Hugo Larocque
    • , Mustafa Atabey Buyukkaya
    •  & Dirk Englund
  • Article
    | Open Access

    Realising scalable entangled photon sources with quantum dots requires compensating for both wavelength mismatches and exciton fine-structure splitting (FSS). So far, multiple QDs with the same emission wavelength and near-zero FSS have not been demonstrated. Here, the authors fill this gap, reaching high entanglement fidelity for multiple QDs tuned into resonance with each other or with Rb atoms.

    • Chen Chen
    • , Jun-Yong Yan
    •  & Feng Liu
  • Article
    | Open Access

    By exploiting Tamm plasmon modes, Ooi et al. report highly directional and enhanced electroluminescence in quasi-2D perovskite LEDs with angular FWHM of 36.6° and spectral FWHM of 12.1 nm. The photonic platform is versatile and tuneable across the visible spectral range with directionality up to 40°.

    • Zher Ying Ooi
    • , Alberto Jiménez-Solano
    •  & Samuel D. Stranks
  • Article
    | Open Access

    Microstructured molds play an important role in polymer replication for applied fields like microfluidics and precision optics. Here, authors present a method to generate micromolds based on reusable photoresponsive hydrogels and demonstrate its application for microfluidic devices and optical elements.

    • Pang Zhu
    • , Qingchuan Song
    •  & Bastian E. Rapp
  • Article
    | Open Access

    The authors demonstrate a novel regime of coherent harmonic modulation yielding resonances (termed acceleration beats) with energy spacing and temporal correlations controlled by the modulation amplitude. These features are associated with accelerated energy-change rates during the harmonic cycle.

    • A. S. Kuznetsov
    • , K. Biermann
    •  & P. V. Santos
  • Article
    | Open Access

    Here the authors report a terahertz detector with a Q value of 1017, embedded in a Tamm cavity and offers a 469 MHz bandwidth. It features an Nb5N6 microbolometer in an Si/air DBR and metal reflector, with tunable resonant frequency via substrate layer thickness.

    • Xuecou Tu
    • , Yichen Zhang
    •  & Peiheng Wu
  • Article
    | Open Access

    Halide perovskite/2D transition metal dichalcogenides (TMD) heterostructures hold promise for photonic/optoelectronic applications, but their bottom-up growth remains challenging. Here, the authors report a van der Waals heteroepitaxy strategy to synthesize various halide perovskite/TMD heterostructures with enhanced lasing performance.

    • Liqiang Zhang
    • , Yiliu Wang
    •  & Xidong Duan
  • Article
    | Open Access

    The Authors demonstrate a fidelity-restorable universal integrated linear optical circuit that relies on a novel 4 × 4 silicon photonic crossbar architecture. Its experimental characterization yields a fidelity of 99.93 ± 0.06%, calculated over 10,000 matrices.

    • Miltiadis Moralis-Pegios
    • , George Giamougiannis
    •  & Nikos Pleros
  • Article
    | Open Access

    The Authors measure the amplification of electromagnetic waves scattered by a rotating metallic cylinder, gaining mechanical rotational energy from the body, as predicted by Zel’dovich in 1971.

    • M. C. Braidotti
    • , A. Vinante
    •  & H. Ulbricht
  • Article
    | Open Access

    The authors demonstrate the experimental generation and mode conversion of spatiotemporal Laguerre/Hermite-Gaussian wavepackets with controllable dual quantum numbers by imprinting two-dimensional complex modulation onto the spectrum of ultrashort laser pulses, opening new possibilities for spatiotemporally sculpturing of light.

    • Xin Liu
    • , Qian Cao
    •  & Qiwen Zhan
  • Article
    | Open Access

    Authors demonstrate a net heat flux between two objects at averagely zero temperature gradient, exploring the nonlinear thermal emissivity based on phase change materials.

    • Yuxuan Li
    • , Yongdi Dang
    •  & Yungui Ma
  • Article
    | Open Access

    Structured vortex light with orbital angular momentum (OAM) holds promise for various optical applications, but its on-chip electrical detection remains challenging. Here, the authors report the realization of photothermoelectric OAM detectors based on 2D PdSe2 and spin-Hall surface plasmonic polariton couplers.

    • Mingjin Dai
    • , Chongwu Wang
    •  & Qi Jie Wang
  • Article
    | Open Access

    Plasmons polaritons, or collective excitations of electrons and electromagnetic fields, have been rarely studied in layered correlated materials. Shiravi et al. report hyperbolic plasmon polaritons in thin flakes of the Kagome metal CsV3Sb5 and discuss correlation effects on their formation and tunability.

    • H. Shiravi
    • , A. Gupta
    •  & G. X. Ni
  • Article
    | Open Access

    A cascadable all-optical NOT gate is a requirement for full-logic in optical computing. By introducing the concept of non-ground-state polariton amplification in organic semiconductor microcavities, the authors realized the operation of an all-optical cascadable universal gate.

    • Denis A. Sannikov
    • , Anton V. Baranikov
    •  & Pavlos G. Lagoudakis
  • Article
    | Open Access

    The authors develop overtone photothermal microscopy that leverages a pump-probe detection of second overtone vibrations within the shortwave-infrared (SWIR) window. This technique complements existing large-scale SWIR imaging approaches, offering enhanced resolution and sensitivity for bioimaging applications.

    • Le Wang
    • , Haonan Lin
    •  & Ji-Xin Cheng
  • Article
    | Open Access

    The authors demonstrate a cavity enhancement of single artificial atoms at telecommunication wavelengths in silicon by coupling them to highly optimized photonic crystal cavities, showing intensity enhancement and highly pure single-photon emission.

    • Valeria Saggio
    • , Carlos Errando-Herranz
    •  & Dirk Englund
  • Article
    | Open Access

    Lasers drive modern research and technology. The modes of laser resonators are crucial for understanding complex cavities, beam propagation, and structured light. Here, the authors experimentally observe a new family of fundamental laser modes with inherent parabolic symmetry: the Boyer-Wolf Gaussian modes.

    • Konrad Tschernig
    • , David Guacaneme
    •  & Miguel A. Bandres
  • Article
    | Open Access

    Non-contact Brillouin microscopy holds potential to disrupt mechanobiology, yet this method faces challenges in presence of strong Rayleigh scattering. Here, the authors introduce a common-path birefringent filter exhibiting ultra-high extinction ratio to investigate turbid biological samples.

    • Giuseppe Antonacci
    • , Renzo Vanna
    •  & Giulio Cerullo
  • Article
    | Open Access

    Optoretinography-based detection of phototransduction and cell deformations in the retina has been mostly centered on photoreceptors. Here, the authors use prolonged and multilayered optoretinography to study light-evoked deformations in rod photoreceptors, retinal pigment epithelium, and subretinal space.

    • Bingyao Tan
    • , Huakun Li
    •  & Tong Ling
  • Article
    | Open Access

    Authors demonstrate the synthesis and characterization of direct bandgap quantum wells in the hexagonal Si1−xGex system. Photoluminescence experiments show light emission up to room temperature, and the emission wavelength can be tuned by thickness of the wells and the Si composition.

    • Wouter H. J. Peeters
    • , Victor T. van Lange
    •  & Erik P. A. M. Bakkers
  • Article
    | Open Access

    Detection of membrane potential changes using voltage indicators typically requires fast imaging rates and highly sensitive imaging methods. Here, the authors introduce scanless two-photon imaging, an approach which enables high signal to noise ratio voltage recordings at kilohertz rates, from multiple neurons simultaneously, both in vitro and in vivo.

    • Ruth R. Sims
    • , Imane Bendifallah
    •  & Valentina Emiliani
  • Article
    | Open Access

    Here the authors develop a subwavelength nonreciprocal optical component harnessing the effect is thermal phase transition of VO2 boosted by the Mie resonant response of the dielectric meta-surface.

    • Aditya Tripathi
    • , Chibuzor Fabian Ugwu
    •  & Sergey S. Kruk
  • Article
    | Open Access

    The authors propose a method for de-scanning the axial focus movement in the detection arm of a fluorescence microscope, enabling aberration-free, multi-color, volumetric imaging. They acquire dual-colour image stacks with an axial range of 70 μm and camera-limited acquisition speed.

    • Hassan Dibaji
    • , Ali Kazemi Nasaban Shotorban
    •  & Tonmoy Chakraborty
  • Article
    | Open Access

    Here the authors develop a dispersive Fourier transform (DFT) based LIDAR method utilizing phase-locked Vernier dual soliton laser combs and demonstrate improved precision in the measurements.

    • Bing Chang
    • , Teng Tan
    •  & Baicheng Yao
  • Article
    | Open Access

    The authors present a diffractive optical processor that approximates optical phase conjugation operation without any digital computing. This compact and all-optical wavefront processor can be used for various applications, including turbidity suppression and aberration correction.

    • Che-Yung Shen
    • , Jingxi Li
    •  & Aydogan Ozcan
  • Article
    | Open Access

    The realization of intrinsically stretchable organic photovoltaics with excellent mechanical robustness remains challenging. Here, the authors redistribute the strain in the active layer to PEDOT:PSS electrodes with simultaneously enhanced stretchability and interfacial adhesion in the device.

    • Jiachen Wang
    • , Yuto Ochiai
    •  & Takao Someya
  • Article
    | Open Access

    Topological waves and their exotic properties are attracting intense research interest. Here, the authors report on the discovery of supertoroidal electromagnetic pulses with robust skyrmionic topology that persists upon propagation over arbitrarily long distances.

    • Yijie Shen
    • , Nikitas Papasimakis
    •  & Nikolay I. Zheludev
  • Article
    | Open Access

    Implementing point spread function (PSF) engineering in high-throughput microscopy has proved challenging. Here, the authors propose a compact PSF engineering approach, which allows for enhanced depth of field and for the recovery of 3D information using single snapshots.

    • Nadav Opatovski
    • , Elias Nehme
    •  & Yoav Shechtman
  • Article
    | Open Access

    Recently, long spin coherence times have been predicted for spin defects in simple oxides. Here, by using high-throughput first-principles calculations, the authors identify promising spin defects in CaO, with electronic properties similar to those of NV centers but with longer coherence times.

    • Joel Davidsson
    • , Mykyta Onizhuk
    •  & Giulia Galli