Materials for devices articles within Nature Communications

Featured

  • Article
    | Open Access

    The water stability of perovskites remains challenging due to their intrinsic ionic nature. Here, the authors present water stable perovskite X-ray imager driven by strong cation-π interactions between organic cations and a complete release of microstrain during dimension transformation process.

    • Wanting Pan
    • , Yuhong He
    •  & Haotong Wei
  • Article
    | Open Access

    The simultaneous scaling down of the channel length and gate length of 2D transistors remains challenging. Here, the authors report a self-alignment process to fabricate vertical MoS2 transistors with sub-1 nm gate length and sub−50 nm channel length, exhibiting on-off ratios over 105 and on-state currents of 250 μA/μm at 4 V bias.

    • Liting Liu
    • , Yang Chen
    •  & Yuan Liu
  • Article
    | Open Access

    Designing memristor-integrated passive crossbar arrays to accelerate artificial neural networks with high reliability remains a challenge. Here, the authors propose a self-rectifying resistive switching device incorporated into a crossbar array with a density of 1 kb whose operational performance is assessed in terms of defected-cell proportion, reading margin, and selection functionality.

    • Kanghyeok Jeon
    • , Jin Joo Ryu
    •  & Gun Hwan Kim
  • Article
    | Open Access

    The design of multifunctional platforms with tunable spectroscopic and fluorescent properties that span the ultraviolet, visible, and near-infrared spectral regions remains challenging. Here, the authors report an actuator-type system that leverages a readily-prepared, easily-processable, and exceptionally-stable nonacene-like molecule to achieve multiple complementary dynamic operating modes.

    • Preeta Pratakshya
    • , Chengyi Xu
    •  & Alon A. Gorodetsky
  • Article
    | Open Access

    Gas sensors typically detect only few specific gases; the authors show a broad-spectrum sensor based on correlated 2-dimensional electron gas (C-2DEG), which detects various gases quantitatively and measures partial pressures, through a purely physical mechanism.

    • Yuhao Hong
    • , Long Wei
    •  & Zhaoliang Liao
  • Article
    | Open Access

    In-sensor and near-sensor computing are emerging as the next-generation computing paradigm, for high-density and low-power sensory processing. Here, the authors report a fully hardware-implemented artificial visual system for versatile image processing based on multimodal-multifunctional optoelectronic resistive memory devices with optical and electrical resistive switching modes.

    • Guangdong Zhou
    • , Jie Li
    •  & Shukai Duan
  • Article
    | Open Access

    Chemical approaches to improve aqueous dispersions of conjugated polymers are limited by the feasibility of modifying the backbone or lead to poor performance. Here, Liu et al. show that ground-state electron transfer in donor:acceptor blends aids aqueous dispersion, for high conductivity and solubility.

    • Tiefeng Liu
    • , Johanna Heimonen
    •  & Simone Fabiano
  • Article
    | Open Access

    Several solid-state defect platforms have been proposed for application as a spin-photon interface in quantum communication networks. Here the authors report spin-selective optical transitions and narrow inhomogeneous spectral distribution of V centers in isotopically-enriched SiC emitting in the telecom O-band.

    • Pasquale Cilibrizzi
    • , Muhammad Junaid Arshad
    •  & Cristian Bonato
  • Article
    | Open Access

    Stretchable polymer semiconductors with high mechanical and electrical properties are challenging to develop. Wu et al. show that reversible molecular ordering under strain important for performance optimization and relative stretchability can be used to compare the relative strain tolerance of materials.

    • Hung-Chin Wu
    • , Shayla Nikzad
    •  & Zhenan Bao
  • Article
    | Open Access

    Ferroelectric transistors are promising building blocks for developing energy-efficient memory and logic applications. Here, the authors report a record high 300 K resistance on-off ratio achieved in ferroelectric-gated Mott transistors by exploiting a charge transfer layer to tailor the channel carrier density and mitigate the ferroelectric depolarization effect.

    • Yifei Hao
    • , Xuegang Chen
    •  & Xia Hong
  • Article
    | Open Access

    Responsive hydrogels containing multichannel information have potential in miniature devices, but their fabrication can be challenging. Here, the authors report the creation of hydrogel materials with each pixel containing three-channel information for printing of distinct images in one location.

    • Mingchao Zhang
    • , Yohan Lee
    •  & Metin Sitti
  • Article
    | Open Access

    Contact electrification triggers gas breakdown. Using Coulomb force to estimate voltage, this work provides experimental evidence for the Paschen curves that govern such discharge.

    • Hongcheng Tao
    •  & James Gibert
  • Article
    | Open Access

    Layered thio- and seleno-phosphate ferroelectrics show promise for next-generation memory but have thermal stability issues. Using the electric field-driven phase transition in antiferroelectric CuCrP2S6, the authors introduce a robust memristor, emphasizing the potential of van der Waals antiferroelectrics in advanced neuromorphic computing.

    • Yinchang Ma
    • , Yuan Yan
    •  & Xixiang Zhang
  • Article
    | Open Access

    Few studies have investigated the structural properties of organic mixed ionic-electronic conductors in relation to the transient device characteristics. Here, Kim et al. show that backbone-dependent molecular orientation affects ion injection directionality, which determines ion mobility and transient response.

    • Ji Hwan Kim
    • , Roman Halaksa
    •  & Myung-Han Yoon
  • Article
    | Open Access

    “The combination of stimuli responsive nanomaterials and 3D printing leads interesting applications in the fields of soft robots and actuators. Here, the authors present a 3D printing approach for the fabrication of liquid metal nanoparticles-polymer composites acting as light controlled soft robots which can lift weights, grasp and release items”.

    • Liwen Zhang
    • , Xumin Huang
    •  & Ruirui Qiao
  • Article
    | Open Access

    A combination of functional nanoparticles and liquid streaming can be used to generate structures for the fabrication of soft functional materials. In this study, authors demonstrate the creation of Janus-structured liquids with anisotropic and programmable distributions of nanoparticles by utilizing interfacial assembly and jamming of nanoparticles at the liquid-liquid interface.

    • Ahmadreza Ghaffarkhah
    • , Seyyed Alireza Hashemi
    •  & Mohammad Arjmand
  • Article
    | Open Access

    Transfer printing of inorganic semiconductors is essential for high-performance flexible electronics. Here, Park et al. report the micro-vacuum assisted selective transfer to integrate inorganic thin-film semiconductors on unusual substrates.

    • Sang Hyun Park
    • , Tae Jin Kim
    •  & Keon Jae Lee
  • Article
    | Open Access

    “The interface mismatch of soft substrates and rigid silicon-based microelectronics frequently causes failures of integrated circuits. Here, the authors develop a stretchable solder based on liquid metal-polymer composites which enables seamless integration of electronic components with soft substrates, showcasing high conductivity and stretchability”.

    • Liqing Ai
    • , Weikang Lin
    •  & Xi Yao
  • Article
    | Open Access

    Designing high performance organic neuromorphic devices remains a challenge. Here, Liu et al. report the development of an organic synapse based on a semicrystalline polymer PBFCL10 with device dimension of 50 nm and integration size of 1 Kb and a mixed‐signal neuromorphic hardware system based on the organic neuromatrix and FPGA controller for decision‐making tasks.

    • Shuzhi Liu
    • , Jianmin Zeng
    •  & Gang Liu
  • Article
    | Open Access

    Underwater soft robots made of stimuli-responsive shape-changing hydrogels generally present low actuation speed which is limited by the water diffusion between hydrogels and their surrounding environment. Here, the authors develop dynamic hydrogel robots with a fast and switchable actuation based on a thermally driven chain conformation change after mechanical programming.

    • Chujun Ni
    • , Di Chen
    •  & Qian Zhao
  • Article
    | Open Access

    Body area networks represent a wearable technology suitable for applications like virtual reality and health monitoring. Here, the study presents a wireless battery-free channel that works reliably in harsh environments, including underwater. It utilizes stretchable magneto-inductive metamaterials to enable uninterrupted communication.

    • Amirhossein Hajiaghajani
    • , Patrick Rwei
    •  & Peter Tseng
  • Article
    | Open Access

    Designing robust blue organic light-emitting diodes is a long-standing challenge in the display industry. Here, the authors show that electron-induced degradation reactions play a more critical role in the short lifetime of devices with iridium-based emitters under real operational conditions.

    • Jaewook Kim
    • , Joonghyuk Kim
    •  & Woo Youn Kim
  • Article
    | Open Access

    Electrostrictors are materials that develop mechanical strain proportional to the square of the applied electric field. Here authors report. Zr-doped-Ceria as a new lead-free electrostrictive material with a similar electrostriction coefficient to the best electrostrictor material currently in use.

    • Maxim Varenik
    • , Boyuan Xu
    •  & Igor Lubomirsky
  • Article
    | Open Access

    Artificial sensory systems are typically limited by their performance and response to static and dynamic stimuli. Here, Bai et al. propose an iontronic slip-sensor, which responds to both static pressure and high-frequency vibrations up to 400 Hz, achieving high spatiotemporal resolution for texture recognition.

    • Ningning Bai
    • , Yiheng Xue
    •  & Chuan Fei Guo
  • Article
    | Open Access

    CuCrP2S6 is a potential candidate for realizing low-dimensional multiferroicity. Here, authors report direct observation of robust out-of-plane ferroelectricity in the two-dimensional van der Waals layered CuCrP2S6 at room temperature down to 2.6 nm and study its origin from an atomic perspective. (299 in total)

    • Weng Fu Io
    • , Sin -Yi Pang
    •  & Jianhua Hao
  • Article
    | Open Access

    Oxygen is the most limiting factor in cell transplantation. Here, the authors present an on-site oxygen production platform for implantable cell therapeutics via electrocatalytic water electrolysis, demonstrating the maintenance of high cell loading in hypoxic incubation and a rat model.

    • Inkyu Lee
    • , Abhijith Surendran
    •  & Tzahi Cohen-Karni
  • Article
    | Open Access

    Probabilistic computing has recently emerged as a promising energy-based computing system for solving non-deterministic polynomial-time-hard (NP-hard) problems. Here the authors develop a novel pbit unit, using NbOx volatile memristor, in which a self-clocking oscillator harnesses noise-induced metal-insulator transition, enabling high-performance probabilistic computing.

    • Hakseung Rhee
    • , Gwangmin Kim
    •  & Kyung Min Kim
  • Article
    | Open Access

    Circularly polarized light adds a unique dimension to optical information processing and communication. Here, the authors present a development of a photonic artificial synapse device using chiral perovskite hybrid materials and carbon nanotubes. The heterostructure exhibits efficient synaptic and neuromorphic behaviors, enabling accurate recognition of circularly polarized images.

    • Qi Liu
    • , Qi Wei
    •  & Mingjie Li
  • Article
    | Open Access

    Physical reservoirs that contain intrinsic nonlinear dynamic processes could serve as next-generation dynamic computing systems. Here, Liu et al. introduced an interface-type transistor based on oxygen ion dynamics to perform reservoir computing.

    • Zhuohui Liu
    • , Qinghua Zhang
    •  & Chen Ge
  • Article
    | Open Access

    Printed stretchable electronics with sustainable elastomers are typically limited by their electro-mechanical performances. Herein, Lv et al. report a sustainable vegetable oil-based polyurethane-enabled printed conductor with high performance enabled by the porous binder and sintering of silver flakes.

    • Jian Lv
    • , Gurunathan Thangavel
    •  & Pooi See Lee
  • Article
    | Open Access

    Minimal invasiveness and robust signal detection are required in neural probes. Here, the authors develop NeuroWeb, an ultra-thin, minimally invasive surface electrode array. In vivo electrophysiological and optogenetic experiments show single-unit activity of neurons with high signal-to-noise ratio.

    • Jung Min Lee
    • , Young-Woo Pyo
    •  & Hong-Gyu Park
  • Article
    | Open Access

    The authors showcase a method to design negative lumped elements by engineering the effective permittivity within the waveguide, which enables realizations of wideband waveguide metatronics and promises performance enhancement in various fields.

    • Xu Qin
    • , Pengyu Fu
    •  & Yue Li
  • Article
    | Open Access

    Designing efficient optoelectronic synaptic devices with advanced light responsive multimodal platforms remains a challenge. Here, the authors report on an organic optoelectronic neuromorphic platform that is based on conductive polymers and light-sensitive molecules that can be used to imitate the retina including visual pathways and typical memory processes of neurons.

    • Federica Corrado
    • , Ugo Bruno
    •  & Francesca Santoro
  • Article
    | Open Access

    Preparation of photodiodes with photomultiplication/photovoltaic two operating modes is promising but challenging. Here, the authors report a bias-switchable dual-mode organic photodiode by adopting traps and blocking layer, achieving detectivity of 1012 Jones and fast response speed in both modes.

    • Qingxia Liu
    • , Lingfeng Li
    •  & Yadong Jiang
  • Article
    | Open Access

    Membrane distillation is an emerging desalination technology to obtain freshwater from saline based on low-grade energy. Here the authors report on novel superhydrophobic hierarchical porous membranes with enhanced distillation flux suitable for desalination or wastewater treatment.

    • Youmin Hou
    • , Prexa Shah
    •  & Hans-Jürgen Butt