Optical physics articles within Nature Communications

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  • Article
    | Open Access

    The authors observe THz emission from Ni/Pt heterostructure due to long-range ballistic orbital transport. The velocity of orbital current can be optically tuned by laser fluence, opening the avenue for future optorbitronic devices.

    • Sobhan Subhra Mishra
    • , James Lourembam
    •  & Ranjan Singh

  • Article
    | Open Access

    By resonant pumping the organic cation in 2D perovskite, Fu et al. report the electronic and mechanical couplings between the organic and inorganic sublattices, evidenced by the reduced bandgap and modified lattice degree of freedom within the inorganic sublattice, and slow heat transfer process.

    • Jianhui Fu
    • , Tieyuan Bian
    •  & Tze Chien Sum

  • Article
    | Open Access

    Lee et al. developed ultrathin metallic (metal filling ratios of > 70 %) metamaterials that exhibit perfect transmission at a specific radar frequency. These characteristics enable microwave transparent, low-sheet-resistance radar heaters for safe autonomous driving in extreme weather.

    • Eun-Joo Lee
    • , Jun-Young Kim
    •  & Sun-Kyung Kim

  • Article
    | Open Access

    Quantum emitters in Si show promise for applications in quantum information processing and communication due to their potential as spin-photon interfaces. Jhuria et al. report the formation of selected telecom emitters in Si using local writing and erasing by fs laser pulses and annealing in a hydrogen atmosphere.

    • K. Jhuria
    • , V. Ivanov
    •  & T. Schenkel

  • Article
    | Open Access

    Metasurface-based architectures enhance light-matter interactions between a terahertz photonic mode and glucose vibrational resonance. This platform allows new physical and chemical properties of hybrid light-matter states to be exploited.

    • Ahmed Jaber
    • , Michael Reitz
    •  & Jean-Michel Ménard

  • Article
    | Open Access

    The authors study the [Nb/V/Ta] superconducting artificial superlattice, known to support a superconducting diode effect, by pulsed THz spectroscopy and simultaneous transport. They found a non-monotonic switching between the superconducting and normal state, which can be explained if the THz-driven vortex depinning determines the critical current.

    • Fumiya Sekiguchi
    • , Hideki Narita
    •  & Yoshihiko Kanemitsu

  • Article
    | Open Access

    Stark spectroscopy of molecules in liquid solutions was once challenging due to orientation effects, solved by freezing but limiting ambient studies. Now, THz Stark spectroscopy with intense terahertz pulses enables dynamic analysis of molecules in both non-polar and polar solvents at any temperature, advancing conventional methods.

    • Bong Joo Kang
    • , Egmont J. Rohwer
    •  & Thomas Feurer

  • Article
    | Open Access

    The authors demonstrated an unprecedented level of polarization squeezing of light generated by an atomic ensemble, and a new regime of continuous quantum measurements on a macroscopic material oscillator.

    • Christian Bærentsen
    • , Sergey A. Fedorov
    •  & Eugene S. Polzik

  • Article
    | Open Access

    The laser pulses that drive most laser wakefield accelerators have wavelengths near 1 micrometer and peak power > 100 terawatts. Here, the authors drive plasma wakes with 10 micrometer, 2-terawatt pulses, yielding relativistic electron beams with a collimated, narrow-energy-bandwidth component.

    • R. Zgadzaj
    • , J. Welch
    •  & M. C. Downer

  • Article
    | Open Access

    Color centers in diamond have been proposed as a link between remote superconducting units in hybrid quantum systems, where their orbital degree of freedom is utilized. Here the authors report coherent electric-field control of the orbital state of a neutral NV center in diamond.

    • Hodaka Kurokawa
    • , Keidai Wakamatsu
    •  & Hideo Kosaka

  • Article
    | Open Access

    Surface acoustic wave devices enable modern electronics and are desirable for quantum systems. Here the authors access and control these devices optically, enabling high acoustic quality factors, materials spectroscopy, and hybrid quantum systems.

    • Arjun Iyer
    • , Yadav P. Kandel
    •  & William H. Renninger

  • Article
    | Open Access

    Carbon nanotube-based single photon emitters allow for room-temperature operation, but suffer from vanishing indistinguishability due to strong dephasing. Following a theoretical proposal, the authors tackle the problem experimentally by using a cavity to enhance the photon coherence time and the emission spectral density in the regime of incoherent good cavity-coupling.

    • Lukas Husel
    • , Julian Trapp
    •  & Alexander Högele

  • Article
    | Open Access

    Achieving acoustic waveguides with low loss, tailorability, and easy fabrication is a considerable challenge. Here, the authors introduce suspended anti-resonant acoustic waveguides with superior confinement and high selectivity of acoustic modes, supporting both forward and backward SBS on chip.

    • Peng Lei
    • , Mingyu Xu
    •  & Xiaopeng Xie

  • Article
    | Open Access

    Abbe’s diffraction limit has been a defining concept for microscopy. With finite photon, photon noise remains one essential factor yet to be considered in the theoretical resolution limit. Here, the authors introduced information-based resolution limit allowing for photon-considered resolution assessment of various microscopy and super-resolution modalities.

    • Yilun Li
    •  & Fang Huang

  • Article
    | Open Access

    Caustics, as a unique type of singularity in wave phenomena, occur in diverse physical systems. Here, the authors realize multi-dimensional customization of caustics with 3D-printed metasurfaces. This arbitrary caustic engineering is poised to bring new revolutions to many domains.

    • Xiaoyan Zhou
    • , Hongtao Wang
    •  & Cheng-Wei Qiu

  • Article
    | Open Access

    A promising strategy for scaling trapped-ion-based quantum technologies is to use fully integrated optical waveguides to deliver light to numerous ions at multiple sites. Here, the authors. optically address three ions using on-chip waveguides to deliver three distinct wavelengths per ion, and perform Rabi flopping on each ion simultaneously.

    • Joonhyuk Kwon
    • , William J. Setzer
    •  & Hayden J. McGuinness

  • Article
    | Open Access

    Room-temperature phosphorescence usually occurs immediately after the removal of excitation. Here the authors achieve combined instant and delayed phosphorescence through introduction of phosphines into carbazole emitters.

    • Guang Lu
    • , Jing Tan
    •  & Hui Xu

  • Article
    | Open Access

    Photonic time crystal refers to a material whose dielectric properties oscillate in time. Here the authors theoretically show such behaviour in the excitonic insulator candidate Ta2NiSe5 under optical excitation and use it to explain the enhanced THz reflectivity recently observed in pump-probe experiments

    • Marios H. Michael
    • , Sheikh Rubaiat Ul Haque
    •  & Eugene Demler

  • Article
    | Open Access

    All holographic displays and imaging techniques are fundamentally limited by the étendue supported by existing spatial light modulators. Here, the authors report on using artificial intelligence (AI) to learn an étendue expanding element that effectively increases étendue by two orders of magnitude.

    • Ethan Tseng
    • , Grace Kuo
    •  & Felix Heide

  • Article
    | Open Access

    An efficient way of realising a large number of telecom single-photon emitters for quantum communication is still missing. Here, the authors use a wide-field imaging technique for fast localization of single InAs/InP quantum dots, which are then integrated into circular Bragg grating cavities featuring high single-photon purity and indistinguishability.

    • Paweł Holewa
    • , Daniel A. Vajner
    •  & Elizaveta Semenova

  • Article
    | Open Access

    Correlated insulator states of moire excitons in transition metal dichalcogenide heterostructures have attracted significant attention recently. Here the authors use time-resolved pump-probe spectroscopy to demonstrate the effects of non-equilibrium correlations of moire excitons in WSe2/WS2 heterobilayers.

    • Jinjae Kim
    • , Jiwon Park
    •  & Hyunyong Choi

  • Article
    | Open Access

    Optical recurrent neural networks present a unique challenge for photonic machine learning. Here, the authors experimentally show the first optoacoustic recurrent operator based on stimulated Brillouin scattering which may unlock a new class of optical neural networks with recurrent functionality.

    • Steven Becker
    • , Dirk Englund
    •  & Birgit Stiller

  • Article
    | Open Access

    Here, the authors perform Faraday rotation spectroscopy around the excitonic transitions in hBN-encapsulated WSe2 and MoSe2 monolayers, and interlayer excitons in MoS2 bilayers. They measure a large Verdet constant - 1.9 × 107 deg T−¹cm−¹ for monolayers, and attribute it to the giant oscillator strength and high g-factor of the excitons.

    • Benjamin Carey
    • , Nils Kolja Wessling
    •  & Ashish Arora

  • Article
    | Open Access

    Parity detection is essential in quantum error correction. Here, authors propose a reliable joint parity measurement (JPM) scheme inspired by stimulated emission and experimentally implement the weight-2(4) JPM scheme in a tunable coupling superconducting circuit, which shows comparable performance to the standard CNOT-gate based scheme.

    • Sainan Huai
    • , Kunliang Bu
    •  & Yicong Zheng

  • 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

    2D metallic single crystals are sought after for nanophotonic applications, but their synthesis remains challenging. Here, the authors report an atomic level precision etching method to fabricate large-area crystalline gold flakes with nanometre thickness, showing enhanced plasmonic and nonlinear optical properties.

    • Chenxinyu Pan
    • , Yuanbiao Tong
    •  & Pan Wang

  • Article
    | Open Access

    The advent of isolated attosecond XUV pulse sources marks a new era in attosecond science, pivotal for the investigation of core electron dynamics. Here the authors discover that the coherent Raman coupling between the cation states leads to extra timedelay between different transition channels by applying the attosecond transient absorption spectroscopy on the investigation of complex dynamics of strong field ionization of Krypton.

    • Li Wang
    • , Guangru Bai
    •  & Zengxiu Zhao

  • Article
    | Open Access

    Usual multiqubit entangled states can be described using the graph formalism, where each edge connects only two qubits. Here, instead, the authors use a reprogrammable silicon photonics chip to showcase preparation, verification and processing of arbitrary four-qubit hypergraph states, where hyperedges describe entanglement within a subset of many qubits.

    • Jieshan Huang
    • , Xudong Li
    •  & Jianwei Wang

  • Article
    | Open Access

    Anisotropic light-matter excitations in van der Waals materials are expected to have an impact on nanophotonics applications. Here, the authors report the observation of canalized in-plane mid-infrared plasmons in the semimetallic phase of WS2 and demonstrate their electrical tunability via ion intercalation.

    • Qiaoxia Xing
    • , Jiasheng Zhang
    •  & Hugen Yan

  • Article
    | Open Access

    Manipulating quantum information encoded in a bosonic mode requires sizeable and controllable nonlinearities, but superconducting devices’ strong nonlinearities are normally static. Here, the authors use a SNAIL to suppress static nonlinearities and use drive-dependent ones to reach universal control of a bosonic mode.

    • Axel M. Eriksson
    • , Théo Sépulcre
    •  & Simone Gasparinetti

  • Article
    | Open Access

    Polarization serves as an excellent information encoding carrier. Here, authors expand the metasurface encoding dimensionality of polarization information by engineering the Poincaré Sphere trajectory with generalized Malus’ law, unveiling new opportunities for advanced polarization optics.

    • Zi-Lan Deng
    • , Meng-Xia Hu
    •  & Andrea Alù

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