Materials science articles within Nature Communications

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  • Article
    | Open Access

    The band topology of twisted 2D systems is a key factor behind their fascinating physics. Here, the authors demonstrate the role of polarization in driving the band topology evolution in twisted transition metal dichalcogenide homobilayers.

    • Xiao-Wei Zhang
    • , Chong Wang
    •  & Di Xiao
  • Article
    | Open Access

    Asymmetric mechanical transducers are pivotal in various applications; however, conventional methods demand continuous energy and intricate fabrication. Here, the authors demonstrate a droplet-based mechanical transducer utilizing wettability-patterned surfaces, enabling precise control of droplet dynamics.

    • Luanluan Xue
    • , An Li
    •  & Yanlin Song
  • Article
    | Open Access

    Dielectric elastomer actuators require high driving electric fields to achieve high performances for soft robots due to their low dielectric constant and high stiffness. Here, the authors introduce polar fluorinated groups and nanodomains aggregated by long alkyl side chains into the dielectric elastomer design to overcome these issues and develop fast soft robots.

    • Wenwen Feng
    • , Lin Sun
    •  & Chao Wang
  • Article
    | Open Access

    Extreme magnetoresistance is characterized by a large and non-saturating magnetoresistance. Typically, it is observed in materials with compensated bandstructures, however, here, Christensen et al demonstrate a large and non-saturating magnetoresistance in a γAl2O3/SrTiO3 heterostructure, which is related to disorder, rather than the materials bandstructure.

    • D. V. Christensen
    • , T. S. Steegemans
    •  & N. Pryds
  • Article
    | Open Access

    The authors observe multiferroicity in a single-layer non van der Waals material, CuCrSe2. The coexistence of room-temperature ferroelectricity and ferromagnetism up to 120 K is corroborated by a set of comprehensive experimental techniques.

    • Zhenyu Sun
    • , Yueqi Su
    •  & Baojie Feng
  • Article
    | Open Access

    Existing proposals of axion insulators are limited to spin-1/2 systems. Here the authors put forward a concept of a high spin axion insulator with several peculiar properties, such as the absence of gapless surface states and tunability of the axion field by an external magnetic field.

    • Shuai Li
    • , Ming Gong
    •  & X. C. Xie
  • Article
    | Open Access

    Targeted drug delivery in vivo is a complex challenge, and understanding the characteristics that define the behavior of delivery vehicles in vivo is vital for advancing delivery vehicle design. Here the authors use a library of polymeric delivery vehicles and high-throughput tools to study the structure-function relationships guiding the physiological fate of nanomedicines.

    • Alexandra S. Piotrowski-Daspit
    • , Laura G. Bracaglia
    •  & W. Mark Saltzman
  • Article
    | Open Access

    Exploring new mechanics regime, researchers created centimeter-long, nanometer-thin resonators, achieving unmatched room temperature mechanical isolation via cutting edge nanoengineering and machine learning design; rivaling cryogenic counterparts.

    • Andrea Cupertino
    • , Dongil Shin
    •  & Richard A. Norte
  • Article
    | Open Access

    There is significant interest in developing electronic units that can perform sensing, signal processing, and actuation functions independently, similar to biological systems. Lyu et al. develop electronic units based on liquid crystal oligomer networks that exhibit adaptive behavior in response to environmental stimuli such as light and heat.

    • Pengrong Lyu
    • , Dirk J. Broer
    •  & Danqing Liu
  • Article
    | Open Access

    Modelling of acidic zeolites, one of the key industrial catalysts, under realistic operating conditions is currently limited to specific cases. Here, the authors report a machine learning framework allowing for accurate high-throughput modelling.

    • Andreas Erlebach
    • , Martin Šípka
    •  & Lukáš Grajciar
  • Article
    | Open Access

    The limited durability of metal-nitrogen-carbon electrocatalysts hinders their use in proton exchange membrane fuel cells for the oxygen reduction reaction. Here the authors transform active sites from FeN4 to stable monosymmetric FeN2 + N’2 via chemical vapor modification, resulting in enhanced improving the durability of the catalyst.

    • Jingsen Bai
    • , Tuo Zhao
    •  & Wei Xing
  • Article
    | Open Access

    Currently, precious metal recovery from e-waste water is usually performed by liquid extraction or sorbent processes. Here, the authors show the untapped potential of dielectric insulators as catalysts for the 1-step selective recovery of gold in aqueous solutions by contact-electrocatalysis.

    • Yusen Su
    • , Andy Berbille
    •  & Zhong Lin Wang
  • Article
    | Open Access

    Rhombohedral-stacked (R-stacked) transition metal dichalcogenide bilayers exhibit remarkable properties, but their large-area epitaxial growth remains challenging. Here, the authors report the remote epitaxy of centimetre-scale single-crystal R-stacked WS2 bilayer films on sapphire substrates.

    • Chao Chang
    • , Xiaowen Zhang
    •  & Xiaozhi Xu
  • Article
    | Open Access

    Traditional methods to incorporate polycrystalline thin film into flexible systems are often complicated and limited by their sizes. Here, the authors introduce flexible amorphous thin film energy harvester, based on perovskite oxides, on a plastic substrate for electromechanical energy harvesting.

    • Ju Han
    • , Sung Hyun Park
    •  & Yong Soo Cho
  • Article
    | Open Access

    The regeneration of critical-size bone defects, especially those with irregular shapes, remains a clinical challenge. Here, the authors report a shape-memory, tailorable, self-adaptive and bioactive silk fibroin/magnesium composite scaffold that can quickly match irregular defects by simple trimming and lead to good interface integration.

    • Zhinan Mao
    • , Xuewei Bi
    •  & Yufeng Zheng
  • Article
    | Open Access

    Metals often suffer from reduced strength and ductility after hydrogenation. Here, the authors show hydrogenation can lead to enhancement in strength and ductility accompanied by a large change in magnetic entropy, overcoming the bottlenecks of using amorphous alloys for magnetic refrigerants.

    • Liliang Shao
    • , Qiang Luo
    •  & Weihua Wang
  • Article
    | Open Access

    The principle of Le Chatelier is a fundamental concept in textbooks, serving as a guiding principle for controlling chemical and catalytic systems. In this study, the authors present an oxygen electroreduction system based on a single zinc vacancy catalyst, which operates in a manner that extends “beyond” Le Chatelier’s principle.

    • Qi Huang
    • , Baokai Xia
    •  & Sheng Chen
  • Article
    | Open Access

    Stretchable phosphorescent materials have potential in applications such as wearable electronics, but achieving a suitable balance of emission and stretchability is challenging. Here, the authors report the use of microphase separation to show stretchability with emission lifetimes maintained.

    • Nan Gan
    • , Xin Zou
    •  & Wei Huang
  • Article
    | Open Access

    Efficient organic light-emitting diodes require a multilayer architecture to confine charge recombination to the emissive layer. Here, authors demonstrate efficient single-layer devices for emitters with imbalanced charge transport without the need of additional charge transport or blocking layers.

    • Xiao Tan
    • , Dehai Dou
    •  & Gert-Jan A. H. Wetzelaer
  • Article
    | Open Access

    The relationship between the structural configurations of M-N-C electrocatalysts and their performances in neutral environments has been insufficiently investigated. Here the authors demonstrate that an ultralow metal-loaded Co-N-C electrocatalyst, featuring the asymmetric Co-C/N/O configuration, exhibit exceptional efficiency in electrochemically producing hydrogen peroxide under neutral conditions.

    • Longxiang Liu
    • , Liqun Kang
    •  & Guanjie He
  • Article
    | Open Access

    Antiferromagnetic spintronics offer high speed operations, and reduced issues with stray fields compared to ferromagnetic systems, however, antiferromagnets are typically more challenging to manipulate electrically. Here, Yang, Kim, and coauthors demonstrate electrical control of magnon dispersion and frequency in an α-Fe2O3/Pt heterostructure.

    • Dongsheng Yang
    • , Taeheon Kim
    •  & Hyunsoo Yang
  • Article
    | Open Access

    Direct recycling of critical battery materials bring promise but a challenge for the mixed cathode chemistries. Here, the authors report a sustainable upcycling approach, transforming degraded LiFePO4 and Mn-rich cathodes into a high-voltage polyanionic material with an increased energy density and economic value.

    • Guanjun Ji
    • , Di Tang
    •  & Hui-Ming Cheng
  • Article
    | Open Access

    Lead toxification in society is a public health crisis. The exposure to lead poisoning gives rise to a multitude of health issues. In this work, a chip-scale photonic platform that enables the highly quantitative detection of lead is demonstrated.

    • Luigi Ranno
    • , Yong Zen Tan
    •  & Jia Xu Brian Sia
  • Article
    | Open Access

    Here, the authors demonstrate a wafer-scale, low-temperature process using atomic layer deposition, for the synthesis of uniform, conformal amorphous boron nitride (aBN) thin films. They further fabricate aBN-encapsulated monolayer MoS2 field-effect transistors.

    • Cindy Y. Chen
    • , Zheng Sun
    •  & Joshua A. Robinson
  • Article
    | Open Access

    By mimicking the strong adhesive locomotion ability of snails, the authors present a sliding suction method to allow robots to climb with high adhesive force and low energy consumption up walls and on ceilings.

    • Tianqi Yue
    • , Hermes Bloomfield-Gadêlha
    •  & Jonathan Rossiter
  • Article
    | Open Access

    Tuning the instabilities of 2D materials can control their wrinkling behavior for interesting physical properties, but still challenging. Here, the authors report a push-to-shear experimental approach to control the wrinkling patterns of monolayer 2D materials and measure their bending stiffness.

    • Yuan Hou
    • , Jingzhuo Zhou
    •  & Yang Lu
  • Article
    | Open Access

    Bristleworms possess dedicated cells that can synthesize highly stereotypical bristles with sub-micrometric precision. Here, Ikeda and colleagues shed light on the underlying dynamics of cellular protrusions, revealing an extension-disassembly cycle that resembles a 3D printer.

    • Kyojiro N. Ikeda
    • , Ilya Belevich
    •  & Florian Raible
  • Article
    | Open Access

    The preparation of atom-thick lattices with Å-scale pores is desirable for achieving ion selectivity and high ion flux. Here authors present a cm-scale membrane made of atom-thick graphene film hosting zero-dimensional pores spanning only a few Å, repaired using an in situ electrochemical strategy, yielding high Li+/Mg2+ separation performance.

    • Zongyao Zhou
    • , Kangning Zhao
    •  & Kumar Varoon Agrawal
  • Comment
    | Open Access

    Roll-to-Roll (R2R) coating is a technology that potentially enhances throughput, reduces costs, and accommodates flexible substrates for fabricating various types of solar cells and modules. Here, authors discuss the R2R revolution to tackle the industrial leap for perovskite photovoltaic devices.

    • Ershad Parvazian
    •  & Trystan Watson
  • Article
    | Open Access

    Here Pantazopoulos, Feist, García-Vidal, and Kamra explore the combination spin, phonon and photon coupling in a system of magnetic nanoparticles, and find that it leads to an emergent spin-spin interaction. This interaction is long-range and leads to an unconventional form of magnetism that can exhibit strong magnetization at temperatures very close to the critical temperature.

    • Petros Andreas Pantazopoulos
    • , Johannes Feist
    •  & Akashdeep Kamra
  • Article
    | Open Access

    The coupling between topological electronic properties and magnetic order offers a promising route for magnetoelectric control with great potential for both applications and fundamental physics. Here, Susilo et al demonstrate the rich tunability of magnetic properties in nodal-line magnetic semiconductor Mn3Si2Te6 using pressure as control knob.

    • Resta A. Susilo
    • , Chang Il Kwon
    •  & Jun Sung Kim
  • Article
    | Open Access

    Inspired by fireflies, a bimodal information indication system using a photochemical afterglow material within a photonic crystal matrix is developed to display both static and changing information, such as sample type and degree of degradation.

    • Hanwen Huang
    • , Jiamiao Yin
    •  & Changchun Wang
  • Article
    | Open Access

    Authors predict polar Bloch points with negative capacitance in tensile-strained ultrathin ferroelectric PbTiO3 film by phase-field simulations, observing their polarization structures by scanning transmission electron microscopic imaging.

    • Yu-Jia Wang
    • , Yan-Peng Feng
    •  & Xiu-Liang Ma
  • Article
    | Open Access

    Conventional material processing methods often suffer by strength-ductility trade-off. Here, the authors show high-pressure and high-temperature treatment can transform an eutectic high entropy alloy to having a hierarchical microstructure with simultaneous enhancements of strength and ductility.

    • Yao Tang
    • , Haikuo Wang
    •  & Haofei Zhou
  • Article
    | Open Access

    Previous work proposed the Berry curvature dipole as the mechanism of the nonlinear Hall effect. Lee et al. establish the sign-changing Berry curvature hot spots from spin-orbit split bands as the origin of the Berry curvature dipole and link it to the nonlinear Hall effect in the topological semimetal NbIrTe4.

    • Ji-Eun Lee
    • , Aifeng Wang
    •  & Hyejin Ryu