Electronics, photonics and device physics articles within Nature

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  • Analysis
    | Open Access

    Efficiency roll-off in a wide range of TADF OLEDs is analysed and a figure of merit proposed for materials design to improve efficiency at high brightness, potentially expanding the range of applications of TADF materials.

    • S. Diesing
    • , L. Zhang
    •  & I. D. W. Samuel

  • 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 |

    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

    A room-temperature demonstration of optomechanical squeezing of light and measurement of mechanical motion approaching the Heisenberg limit using a phononic-engineered membrane-in-the-middle cavity with ultralow noise.

    • Guanhao Huang
    • , Alberto Beccari
    •  & Tobias J. Kippenberg

  • Article |

    A scalable nanophotonic electron accelerator with a high particle acceleration gradient and good beam confinement achieves an energy gain of 43%.

    • Tomáš Chlouba
    • , Roy Shiloh
    •  & Peter Hommelhoff

  • Article |

    Spectroscopic measurements of individual rare-earth ion electron spins are performed by detecting their microwave fluorescence, with the method coming close to practical single-electron spin resonance at millikelvin temperatures.

    • Z. Wang
    • , L. Balembois
    •  & E. Flurin

  • Article
    | Open Access

    We developed large-scale photonic-crystal surface-emitting lasers with controlled Hermitian and non-Hermitian couplings inside the photonic crystal and a pre-installed spatial distribution of the lattice constant, which leads to the realization of a continuous-wave brightness of 1 GW cm−2 sr−1.

    • Masahiro Yoshida
    • , Shumpei Katsuno
    •  & Susumu Noda

  • Article
    | Open Access

    A loophole-free violation of Bell’s inequality with superconducting circuits shows that non-locality is a viable new resource in quantum information technology realized with superconducting circuits, promising many potential applications.

    • Simon Storz
    • , Josua Schär
    •  & Andreas Wallraff

  • Article |

    Through microscopic manipulation of radiofrequency fields, a new class of compact terahertz devices is proposed, setting the stage for next-generation ultrafast semiconductor electronics.

    • Mohammad Samizadeh Nikoo
    •  & Elison Matioli

  • Article
    | Open Access

    Vertical organic electrochemical transistors demonstrating unprecedented performances in both p- and n-type operation modes have been synthesized from new electro-active and ion-permeable semiconducting polymers by the interface engineering of electro-active blend layers.

    • Wei Huang
    • , Jianhua Chen
    •  & Antonio Facchetti

  • Article |

    Optomechanical lattices in one and two dimensions with exceptionally low disorder are realized, showing how the optomechanical interaction can be exploited for direct measurements of the Hamiltonian, beyond the tight-binding approximation.

    • Amir Youssefi
    • , Shingo Kono
    •  & Tobias J. Kippenberg

  • Article |

    Using particle-by-particle assembly and adiabatic manipulation of disorder, low-entropy, strongly correlated quantum fluids of light are constructed, opening up new possibilities for the preparation of exotic phases of synthetic matter.

    • Brendan Saxberg
    • , Andrei Vrajitoarea
    •  & David I. Schuster

  • Article |

    Because open-circuit voltage deficit is greater in wide-bandgap perovskite solar cells, the authors introduce diammonium molecules to modify perovskite surface states and achieve a more uniform spatial distribution of surface potential, enabling record voltage all-perovskite tandem solar cells.

    • Hao Chen
    • , Aidan Maxwell
    •  & Edward H. Sargent

  • Article |

    Surface potential measurements of parallel WSe2 and MoS2 multi-layers with aligned and anti-aligned configurations of the polar interfaces were conducted showing evenly spaced, nearly decoupled potential steps, indicative of highly confined interfacial electric fields.

    • Swarup Deb
    • , Wei Cao
    •  & Moshe Ben Shalom

  • Article |

    Magnetically tunable three-dimensional photonic crystals are used to achieve the experimental demonstration of Chern vectors and their topological surface states, showing the Chern vector to be an intrinsic bulk topological invariant in three-dimensional topological materials.

    • Gui-Geng Liu
    • , Zhen Gao
    •  & Baile Zhang

  • Article |

    A reaction is described combining oxidative polymerization and in situ reductive n-doping to yield poly(benzodifurandione), a facilely synthesized stable n-type conducting polymer with ultrahigh conductivity, with applications in organic electronics.

    • Haoran Tang
    • , Yuanying Liang
    •  & Fei Huang

  • Article |

    Individually addressable ‘T centre’ photon-spin qubits are integrated in silicon photonic structures and their spin-dependent telecommunications-band optical transitions characterized, creating opportunities to construct silicon-integrated, telecommunications-band quantum information networks.

    • Daniel B. Higginbottom
    • , Alexander T. K. Kurkjian
    •  & Stephanie Simmons

  • Article |

    Control loops generically produce braids of eigenfrequencies, and these braids form a non-Abelian group that reflects the non-trivial geometry of the space of degeneracies; these features are demonstrated experimentally using a cavity optomechanical system.

    • Yogesh S. S. Patil
    • , Judith Höller
    •  & Jack G. E. Harris

  • Article
    | Open Access

    An organic bipolar junction transistor composed of highly crystalline rubrene thin films has a device architecture that could be used in organic electronics with greatly improved high-frequency performance

    • Shu-Jen Wang
    • , Michael Sawatzki
    •  & Karl Leo

  • 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

  • Article |

    Piezoelectric coupling of a single superconducting qubit to two phononic crystal nanoresonators results in an integrated device that is able to control and read out the quantum state of the two mechanical resonators.

    • E. Alex Wollack
    • , Agnetta Y. Cleland
    •  & Amir H. Safavi-Naeini

  • 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

  • Article |

    Using continuous microwave application without substantial heating, Floquet–Andreev states in graphene Josephson junctions are realized, and their energy spectra are measured directly by superconducting tunnelling spectroscopy.

    • Sein Park
    • , Wonjun Lee
    •  & Gil-Ho Lee

  • Article |

    A piezoelectric fibre woven into a machine-washable fabric converts tenuous sound pressure into electric signals and is used to listen to cardiac sound, determine the source direction of a sound, and record and play back audio.

    • Wei Yan
    • , Grace Noel
    •  & Yoel Fink

  • Article |

    An ensemble of electron spins is detected by their microwave fluorescence using a superconducting single microwave photon counter, making single-spin electron spin resonance spectroscopy a possible future prospect.

    • Emanuele Albertinale
    • , Léo Balembois
    •  & Emmanuel Flurin

  • Article
    | Open Access

    The physics of oriented topological graphs produces anomalous non-reciprocal topological edge states that have greater robustness to disorder and defects than the best performers at present: namely, Chern states.

    • Zhe Zhang
    • , Pierre Delplace
    •  & Romain Fleury

  • Article |

    Nonlinearity induced by a single photon is desirable because it can drive power consumption of optical devices to their fundamental quantum limit, and is demonstrated here at room temperature.

    • Anton V. Zasedatelev
    • , Anton V. Baranikov
    •  & Pavlos G. Lagoudakis

  • Article |

    In a tiny chip-based particle accelerator, phase-space control of the emerging electron beam demonstrates guiding over a length of nearly 80 micrometres and an indispensable prerequisite to electron acceleration to high energies.

    • R. Shiloh
    • , J. Illmer
    •  & P. Hommelhoff

  • Article |

    A study shows that rhombohedral graphene is an ideal platform for well-controlled tests of many-body theory and reveals that magnetism in moiré materials is fundamentally itinerant in nature.

    • Haoxin Zhou
    • , Tian Xie
    •  & Andrea F. Young

  • Article |

    Multiple redox transitions in a molecular memristor can be harnessed as ‘decision trees’ to undertake complex and reconfigurable logic operations in a single time step.

    • Sreetosh Goswami
    • , Rajib Pramanick
    •  & R. Stanley Williams

  • Article |

    Flexible electronic platforms would enable the integration of functional electronic circuitry with many everyday objects; here, a low-cost and fully flexible 32-bit microprocessor is produced.

    • John Biggs
    • , James Myers
    •  & Scott White

  • Article |

    Direct infrared nano-imaging of plasmonic waves in graphene carrying high current density reveals the Fizeau drag of plasmon polaritons by fast-moving quasi-relativistic electrons.

    • Y. Dong
    • , L. Xiong
    •  & D. N. Basov

  • Article |

    A large electronic display textile that is flexible, breathable and withstands repeated machine-washing is integrated with a keyboard and power supply to create a wearable, durable communication tool.

    • Xiang Shi
    • , Yong Zuo
    •  & Huisheng Peng

  • Article |

    Cadmium-free blue quantum dot light-emitting diodes are constructed with a quantum yield of unity, an efficiency at the theoretical limit, high brightness and long operational lifetime.

    • Taehyung Kim
    • , Kwang-Hee Kim
    •  & Eunjoo Jang

  • Article |

    Microscale magnetic devices containing nanoscale spin helices produce an inductance comparable in magnitude to that of a commercial inductor, in a volume about a million times smaller.

    • Tomoyuki Yokouchi
    • , Fumitaka Kagawa
    •  & Yoshinori Tokura

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