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| Open AccessIntelligent perceptual textiles based on ionic-conductive and strong silk fibers
Perception plays a pivotal role in advancing future intelligent textiles. Here, the authors develop smart perceptual textiles using natural-derived ionic-conductive silk fibers. These textiles can electrically detect external hazards and precisely pinpointing human touch, making them suitable for smart protective clothing and soft human-machine interfaces.
- Haojie Lu
- , Yong Zhang
- & Yingying Zhang
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Article
| Open AccessUltrafast photoluminescence and multiscale light amplification in nanoplasmonic cavity glass
This article presents a unique nanocomposite plasmonic-excitonic glass with extraordinary amplified optical properties: ultra-narrow photoluminescence (FWHM = 13 nm) and ultrashort photoluminescence lifetime (90 ps) at room temperature
- Piotr Piotrowski
- , Marta Buza
- & Dorota A. Pawlak
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Article
| Open AccessInterface-induced dual-pinning mechanism enhances low-frequency electromagnetic wave loss
This paper proposes a dual-pinning mechanism induced by a magneto-electric bias interface and uses it to designs a double-layer core-shell structure, demonstrating that the mechanism improves electromagnetic wave absorption in the low-frequency bands.
- Bo Cai
- , Lu Zhou
- & Guang-Sheng Wang
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Article
| Open AccessDefect scattering can lead to enhanced phonon transport at nanoscale
Defects in materials are well known to suppress thermal transport. Here, the authors demonstrate that introducing defects in nanoscale heating zone enhances thermal conductance by up to 75% through reducing directional phonon nonequilibrium.
- Yue Hu
- , Jiaxuan Xu
- & Hua Bao
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Article
| Open AccessReconfigurable optoelectronic transistors for multimodal recognition
Reconfigurable neuromorphic transistors are important for creating compact and efficient neuromorphic computing networks. Here, Li et al. introduce an optoelectronic electrolyte-gated transistor to perform multimodal recognition.
- Pengzhan Li
- , Mingzhen Zhang
- & Chen Ge
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Article
| Open AccessDistinct skyrmion phases at room temperature in two-dimensional ferromagnet Fe3GaTe2
Most 2D magnets support only a single skyrmion phase. Here, the authors observe two distinct topological phases: Bloch and hybrid skyrmions, with high thermostability in the room-temperature ferromagnet Fe3GaTe2.
- Xiaowei Lv
- , Hualiang Lv
- & Renchao Che
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Article
| Open AccessOn the role of asymmetric molecular geometry in high-performance organic solar cells
The correlation between asymmetric molecular geometry of non-fullerene acceptors and their optoelectronic properties was unclear. Here, the authors found asymmetric ones exhibit increased open-circuit voltage compared to their symmetric counterparts due to reduced non-radiative charge recombination.
- Jinfeng Huang
- , Tianyi Chen
- & Lijian Zuo
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Article
| Open AccessBioadhesive interface for marine sensors on diverse soft fragile species
It is useful to be able to equip marine animals with sensors, but it can be challenging to attach these to soft marine organisms. Here, the authors use an adhesive hydrogel to achieve rapid attachment of sensors to marine life including jellyfish, squid and lobster.
- Camilo Duque Londono
- , Seth F. Cones
- & Xuanhe Zhao
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Article
| Open AccessDirect conversion of methane to aromatics and hydrogen via a heterogeneous trimetallic synergistic catalyst
Converting methane to hydrogen and aromatics is a route to upgrading natural gas into high value products. Here the authors report a high-performing synergistic trimetallic thermochemical catalyst, along with mechanistic insights into the process.
- Pengxi Zhu
- , Wenjuan Bian
- & Hanping Ding
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Article
| Open AccessAssembly of short amphiphilic peptoids into nanohelices with controllable supramolecular chirality
Helical protein assemblies are an important biological structure, but are challenging to mimic with synthetic materials. Here, the authors report the use of peptoids to form nanohelix structures with controllable supramolecular chirality.
- Renyu Zheng
- , Mingfei Zhao
- & Chun-Long Chen
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Article
| Open AccessTertiary structure and conformational dynamics of the anti-amyloidogenic chaperone DNAJB6b at atomistic resolution
Adupa et al show how the anti-amyloidogenic molecular chaperone DNAJB6 adopts three conformational states that determine the accessibility of its substrate binding domain. In all states, interactions with HSP70 are shielded, suggesting that functional interactions only may occur upon substrate binding.
- Vasista Adupa
- , Elizaveta Ustyantseva
- & Patrick R. Onck
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Article
| Open AccessUnconventional mechanical and thermal behaviours of MOF CALF-20
CALF-20 MOF is considered a benchmark sorbent for industrial scale CO2 capture. Here authors use machine-learning potential simulations to show that CALF-20 exhibits anomalous structural responses to temperature and strain stimuli, with potential applications in mechanical/thermal sensing.
- Dong Fan
- , Supriyo Naskar
- & Guillaume Maurin
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Article
| Open Access3D printable strong and tough composite organo-hydrogels inspired by natural hierarchical composite design principles
The preparation of composite hydrogels can allow for mechanical properties to be enhanced, and hierarchical structures can be effective. Here, the authors report improved mechanical properties by the addition of ceramic platelets to an organohydrogel in direct ink writing.
- Quyang Liu
- , Xinyu Dong
- & Wei Zhai
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Article
| Open AccessElectrocatalytic hydrogenation of acetonitrile to ethylamine in acid
Proton exchange membrane electrolyzers hold promise for ethylamine synthesis from acetonitrile, yet local acidity fosters proton reduction. Here, authors systematically screen metal catalysts, verifying their effectiveness in such electrolyzers.
- Chongyang Tang
- , Cong Wei
- & Xiangfeng Duan
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Article
| Open AccessX-ray-activated polymerization expanding the frontiers of deep-tissue hydrogel formation
Photo-crosslinking polymerization facilitates precise control of hydrogel formation for various applications including tissue engineering, but most existing photo-crosslinking methods fail to achieve deep-tissue penetration, especially within bone structures. Here the authors report a strategy of low-dose X-ray-activated polymerization that enables deep-tissue hydrogel formation.
- Hailei Zhang
- , Boyan Tang
- & Gang Han
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Article
| Open AccessChlorine bridge bond-enabled binuclear copper complex for electrocatalyzing lithium–sulfur reactions
Here, the authors report a homonuclear cooper dual-atom electrocatalyst with high activity designed for synchronously boosting the sulfur and lithium evolutions.
- Qin Yang
- , Jinyan Cai
- & Yingze Song
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Article
| Open AccessContinuous and low-carbon production of biomass flash graphene
It is challenging to produce biomass FG continuously due to the lack of an integrated device. Here, we create an integrated automatic system with energy requirement-oriented allocation to achieve continuous biomass FG production with a much lower carbon footprint.
- Xiangdong Zhu
- , Litao Lin
- & Yong-Guan Zhu
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Article
| Open AccessTunable stochastic memristors for energy-efficient encryption and computing
Integrating security, computing and memory capabilities in ion-migration-driven memristors is challenging. Here, Woo et al. experimentally demonstrates a single system that performs cryptographic key generation, universal Boolean logic operations, and encryption/decryption.
- Kyung Seok Woo
- , Janguk Han
- & Cheol Seong Hwang
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Article
| Open AccessDouble-walled Al-based MOF with large microporous specific surface area for trace benzene adsorption
Trace benzene poses a risk to the health and safety of humans, resulting in a challenging task. Here authors synthesise double-walled Al-based MOF ZJU-520(Al) with trace benzene adsorption (5.98 mmol g–1) and excellent benzene/cyclohexane separation ability.
- Laigang Hu
- , Wenhao Wu
- & Kun Yang
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Article
| Open AccessMotility-induced coexistence of a hot liquid and a cold gas
Inertial active matter can self-organize into coexisting phases that feature different temperatures, but experimental realizations are limited. Here, the authors report the coexistence of hot liquid and cold gas states in mixtures of overdamped active and inertial passive Brownian particles, giving a broader relevance.
- Lukas Hecht
- , Iris Dong
- & Benno Liebchen
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| Open AccessEmbedding biocatalysts in a redox polymer enhances the performance of dye-sensitized photocathodes in bias-free photoelectrochemical water splitting
A robust and efficient dye-sensitized NiO bio-hybrid photocathode based on a redox polymer and [FeFe]- hydrogenase has been developed to couple with a BiVO4 photoanode for water splitting without applied bias.
- Fangwen Cheng
- , Olha Pavliuk
- & Haining Tian
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Article
| Open AccessHighly efficient field-free switching of perpendicular yttrium iron garnet with collinear spin current
Field-free switching of the perpendicular yttrium iron garnet magnetization with considerable efficiency is desired for device performance. Here, the authors demonstrate such an accomplishment with a collinear spin current in Py.
- Man Yang
- , Liang Sun
- & Haifeng Ding
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Article
| Open AccessEnhancing photocatalytic H2O2 production with Au co-catalysts through electronic structure modification
Photocatalytic H2O2 production using Au is hindered by its inherently weak O2 adsorption. Herein, the authors modify the electronic structure of Au with MoSx to form electron deficient Au sites to promote O2 adsorption and H2O2 production.
- Xidong Zhang
- , Duoduo Gao
- & Huogen Yu
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| Open AccessDynamic multicolor emissions of multimodal phosphors by Mn2+ trace doping in self-activated CaGa4O7
Achieving dynamic multimodal luminescence in a single material is promising but challenging. Here, the authors engineer a phosphor with dynamic multicolor luminescence and photo-thermomechanically responsive emissions by adding Mn2+ to a self-activated CaGa4O7 host.
- Yiqian Tang
- , Yiyu Cai
- & Jun-Cheng Zhang
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Article
| Open AccessMetavalently bonded tellurides: the essence of improved thermoelectric performance in elemental Te
Doping is a common strategy to improve thermoelectric performance yet limited to the solid solubility of dopants. Here, the authors find that forming metavalently bonded precipitates is key to property enhancement in Te rather than modifying the matrix lattice.
- Decheng An
- , Senhao Zhang
- & Yuan Yu
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| Open AccessGrowth of millimeter-sized 2D metal iodide crystals induced by ion-specific preference at water-air interfaces
Here, the authors report the growth of millimetre-scale 2D PbI2 single crystals via the spontaneous accumulation and in-plane arrangement of iodide ions at the water-air interface. The metal iodide crystals could be thinned down to a single monolayer via water etching, and subsequently converted into perovskite optoelectronic devices.
- Jingxian Zhong
- , Dawei Zhou
- & Lin Wang
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| Open AccessSolvent-free selective hydrogenation of nitroaromatics to azoxy compounds over Co single atoms decorated on Nb2O5 nanomeshes
Single atom catalysts can endow exceptional activity and selectively. Here, the authors report a single atom Co catalyst and reveal the importance of geometric and electronic properties for synthesizing azoxy compounds under solvent-free conditions.
- Zhijun Li
- , Xiaowen Lu
- & Yu Wang
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Article
| Open AccessCollective relational inference for learning heterogeneous interactions
Heterogeneous interactions between interactive entities are not well understood due to their complex configurations and many body interactions. Han et al. present a probabilistic-based machine learning method to discover the fundamental laws governing the interactions of heterogeneous systems.
- Zhichao Han
- , Olga Fink
- & David S. Kammer
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Article
| Open AccessBright, efficient, and stable pure-green hyperfluorescent organic light-emitting diodes by judicious molecular design
The device performance of pure-green hyperfluorescent organic light-emitting diodes remains unsatisfactory. Here, the authors report multi-resonance emitters with extended π−conjugation or increased donor strength, resulting in bright, efficient and stable pure-green hyperfluorescent devices.
- Yi-Ting Lee
- , Chin-Yiu Chan
- & Chihaya Adachi
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Article
| Open AccessTwo-dimensional lead halide perovskite lateral homojunctions enabled by phase pinning
Hong et al. report 2D perovskite lateral homojunction consists of ordered and disordered phases, achieved by organic cation doping induced phase pinning, built upon which they develop tuneable optical properties under external stimuli and directional exciton diffusion in the homojunctions.
- Huilong Hong
- , Songhao Guo
- & Yongping Fu
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Article
| Open AccessViolation of emergent rotational symmetry in the hexagonal Kagome superconductor CsV
3 Sb5 Superconductors with hexagonal symmetry are expected to be isotropic particularly near the critical temperature Tc, a property called emergent rotational symmetry (ERS). Here, the authors use calorimetry to study the hexagonal kagome superconductor CsV3Sb5 and find a violation of the expected ERS, hinting at realization of exotic superconductivity.
- Kazumi Fukushima
- , Keito Obata
- & Shingo Yonezawa
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Article
| Open AccessBeyond nothingness in the formation and functional relevance of voids in polymer films
Voids are known to impact the properties of materials, but the nanovoids also present are less well understood than macroscopic voids. Here, the authors utilise 3D imaging and graph theory to study nanovoid formation and impact on material properties.
- Falon C. Kalutantirige
- , Jinlong He
- & Qian Chen
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| Open AccessRoom-temperature quantum emission from interface excitons in mixed-dimensional heterostructures
Interlayer excitons in 2D homo- and heterostructures have been intensively investigated due to their emerging optical properties. Here, the authors report the observation of interface excitons in 1D/2D carbon nanotube/WSe2 heterostructures, showing evidence of photon antibunching at room temperature.
- N. Fang
- , Y. R. Chang
- & Y. K. Kato
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Article
| Open AccessMultiscale architecture design of 3D printed biodegradable Zn-based porous scaffolds for immunomodulatory osteogenesis
Rapid degradation inducing overdose toxicity remains challenging in porous biodegradable bone scaffolds. Here the authors present multiscale architecture design on ZnLi scaffolds with 90% porosity orchestrates immune responses and subsequent bone regeneration.
- Shuang Li
- , Hongtao Yang
- & Yufeng Zheng
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Article
| Open AccessControlled condensation by liquid contact-induced adaptations of molecular conformations in self-assembled monolayers
Surface condensation is predetermined and is typically adjusted by chemical or topographical surface modification. Here, the authors report on a strategy to control the surface condensation behavior by adjusting molecular conformations in self-assembled monolayers.
- Guoying Bai
- , Haiyan Zhang
- & Yufeng Liu
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Article
| Open AccessA terahertz meta-sensor array for 2D strain mapping
The researchers showcase a flexible meta-sensor array based on classical Mie resonance, enabling precise detection of in-plane strain direction and magnitude using dynamically transmitted terahertz (THz) signals. The sensor array holds immense promise for the real-life applications as it possesses high sensor density and has a very large size up to (110 ×130 mm2).
- Xueguang Lu
- , Feilong Zhang
- & Qiang Cheng
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Article
| Open AccessPrecision ion separation via self-assembled channels
Selective nanofiltration membranes with accurate molecular sieving offer a solution to recover rare metals and other valuable elements from brines but this demands the development of membranes with precise sub-nanometer pores surpassing those available today. Here, the authors report a scalable approach for membrane fabrication in which functionalized macrocycles are seamlessly oriented via supramolecular interactions during the interfacial polycondensation on a polyacrylonitrile support layer.
- Shanshan Hong
- , Maria Di Vincenzo
- & Suzana P. Nunes
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Article
| Open AccessA facile one step route that introduces functionality to polymer powders for laser sintering
Polyamide-12 is the main polymer employed to produce 3D objects by laser sintering constraining the functionality of the items produced. Here, the authors report a clean and scalable approach for the functionalization of polyamide-12 particles, yielding materials that can be printed using commercial apparatus.
- Eduards Krumins
- , Liam A. Crawford
- & Steven M. Howdle
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Article
| Open AccessPowder-size driven facile microstructure control in powder-fusion metal additive manufacturing processes
Achieving facile grain microstructure control in metal additive manufacturing is essential for its advancement. Here, the authors present a powder-size driven melt pool engineering approach to control the grain morphology demonstrated by laser directed energy deposition and electron beam powder-bed fusion processes.
- Shubham Chandra
- , Chengcheng Wang
- & Xipeng Tan
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Article
| Open AccessStrain-insensitive viscoelastic perovskite film for intrinsically stretchable neuromorphic vision-adaptive transistors
Wearable neuromorphic optoelectronics require stretchable photosensitive materials and multifunctional integration. Here, authors develop intrinsically stretchable neuromorphic vision-adaptive transistors for skin-like neuromorphic vision systems.
- Chengyu Wang
- , Yangshuang Bian
- & Yunlong Guo
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Article
| Open AccessThermally stable Ni foam-supported inverse CeAlOx/Ni ensemble as an active structured catalyst for CO2 hydrogenation to methane
An inverse CeAlOx/Ni/Ni-foam structured catalyst with high thermal stability and water resistance is shown to be effective at CO2 methanation across a wide temperature range because of efficient heat/mass transport.
- Xin Tang
- , Chuqiao Song
- & Lili Lin
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Article
| Open AccessManipulating the diffusion energy barrier at the lithium metal electrolyte interface for dendrite-free long-life batteries
Constructing an artificial solid electrolyte interphase to protect the lithium metal electrode is promising but challenging. Here, authors report a facile approach to form a layer to simultaneously overcome diffusion and advection-limited ion transport to achieve dendrite-free Li plating/stripping.
- Jyotshna Pokharel
- , Arthur Cresce
- & Yue Zhou
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Article
| Open AccessThe nature of non-phononic excitations in disordered systems
The frequency scaling exponent of low-frequency vibrational excitations in glasses remains controversial in the literature. Here, Schirmacher et al. show that the exponent depends on the statistics of the small values of the local stresses, which is governed by the detail of interaction potential.
- Walter Schirmacher
- , Matteo Paoluzzi
- & Giancarlo Ruocco
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Article
| Open AccessZero modes activation to reconcile floppiness, rigidity, and multistability into an all-in-one class of reprogrammable metamaterials
Floppiness, rigidity, and multi-stability often represent inherently contradictory macroscopic properties in solids. Here, authors introduce an all-in-one metamaterial that capitalizes on local state transitions to harmonize these divergent properties within a single transformable architecture.
- Lei Wu
- & Damiano Pasini
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Article
| Open AccessImpact of molecular symmetry on crystallization pathways in highly supersaturated KH2PO4 solutions
The molecular symmetry of solute structure in aqueous solutions is a key clue to understand Ostwald’s step rule. Here, the authors show that molecular symmetry and its structural evolution can govern the crystallization pathways in aqueous solutions.
- Yong Chan Cho
- , Sooheyong Lee
- & Geun Woo Lee
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Article
| Open AccessLow-nuclearity CuZn ensembles on ZnZrOx catalyze methanol synthesis from CO2
The ideal metal selection and atomic-level arrangement for catalysts in CO2 hydrogenation are still uncertain. Here, copper is identified as the most effective promoter for enhancing ZnZrOx catalysts when precisely structured into CuZn ensembles, offering new insights for designing superior catalysts for CO2-based methanol synthesis.
- Thaylan Pinheiro Araújo
- , Georgios Giannakakis
- & Javier Pérez-Ramírez
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Article
| Open AccessThe fluidic memristor as a collective phenomenon in elastohydrodynamic networks
Collective behavior of nonlinear soft valves forming fluid flow networks is not well understood. The authors reveal the mechanisms underlying the collective behavior of soft flow networks with negative differential resistance elements.
- Alejandro Martínez-Calvo
- , Matthew D. Biviano
- & Miguel Ruiz-García
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Article
| Open AccessRadionuclide tracing based in situ corrosion and mass transport monitoring of 316L stainless steel in a molten salt closed loop
In situ corrosion monitoring is essential to unveil corrosion mechanisms and safeguard materials’ health. Here, the authors develop a radionuclide tracing based in situ corrosion monitoring technique that can monitor corrosion attack depth and corrosion product transport in flowing molten salts.
- Yafei Wang
- , Aeli P. Olson
- & Adrien Couet
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Article
| Open AccessLayer-by-layer phase transformation in Ti3O5 revealed by machine-learning molecular dynamics simulations
Reconstructive phase transitions in materials are usually slow due to large activation energy barriers. Here, the authors show a kinetically favorable layer-by-layer mechanism in Ti3O5 transformations using machine-learning molecular dynamics simulations.
- Mingfeng Liu
- , Jiantao Wang
- & Xing-Qiu Chen