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| Open AccessVisualized in-sensor computing
The communication of colour information stands as one of the most immediate and widespread methods of interaction among biological entities. Xu et al. report an electrochromic neuromorphic transistor employing color updates to represent synaptic weight for real-time visualised in-sensor computing.
- Yao Ni
- , Jiaqi Liu
- & Wentao Xu
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Article
| Open AccessQuantum critical phase of FeO spans conditions of Earth’s lower mantle
Large-scale eDMFT computation reveals that FeO undergoes a gradual orbitally selective insulator-metal transition across the extreme conditions of Earth’s interior, with implications for compositions and conductivity of the core-mantle boundary region.
- Wai-Ga D. Ho
- , Peng Zhang
- & Vasilije V. Dobrosavljevic
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Article
| Open AccessDirect programming of confined surface phonon polariton resonators with the plasmonic phase-change material In3SbTe2
Tailored light-matter interaction can be achieved with surface phonon polaritons (SPhPs). Here, Conrads et al. employ the plasmonic phase-change material In3SbTe2 on the polar crystal SiC for direct programming of confined SPhP resonators and study their resonance modes via near-field microscopy.
- Lukas Conrads
- , Luis Schüler
- & Thomas Taubner
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Article
| Open AccessTransparent integrated pyroelectric-photovoltaic structure for photo-thermo hybrid power generation
The full potential of photoelectric devices can possibly be maximized through pyroelectricity for power generation beyond thermodynamic limit. Here, authors report photovoltaic heterostructure device with pyroelectric absorber, achieving 2.5 times more output power due to long-range electric field.
- Malkeshkumar Patel
- , Hyeong-Ho Park
- & Joondong Kim
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Article
| Open AccessDualistic insulator states in 1T-TaS2 crystals
While monolayer of 1T-TaS2 is considered to be a Mott insulator, the nature of the bulk insulating state is debated. Here the authors introduce a ladder-type structures with fractional misalignment of adjacent layers, showing that it becomes a Mott insulator due to decoupling between the layers.
- Yihao Wang
- , Zhihao Li
- & Liang Cao
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Article
| Open AccessBoosting thermoelectric performance of single-walled carbon nanotubes-based films through rational triple treatments
Authors introduce triple treatments to advance flexible single-walled carbon nanotube films, achieving a power factor of 20.29 µW cm−1 K−2. High structural stability and flexibility enable the fabrication of a high-power-density flexible device.
- Yuan-Meng Liu
- , Xiao-Lei Shi
- & Zhi-Gang Chen
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Article
| Open AccessRoom-temperature stabilizing strongly competing ferrielectric and antiferroelectric phases in PbZrO3 by strain-mediated phase separation
There is a desire to know how the threefold ferrielectric coexists with the antiferroelectric phase. Here, the authors realize a threefold-modulated ferrielectric phase regulated by strain-mediated phase separation in PbZrO3 thin film.
- Ziyi Yu
- , Ningbo Fan
- & Fangfang Xu
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Article
| Open AccessAutonomous self-healing supramolecular polymer transistors for skin electronics
Integrating self-healing capabilities into skin-like stretchable transistors presents a persistent challenge. Here, by using a supramolecular polymer matrix, the authors develop autonomous self-healing transistors and skin-like logic circuits.
- Ngoc Thanh Phuong Vo
- , Tae Uk Nam
- & Jin Young Oh
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Article
| Open AccessAtomic-scale observation of localized phonons at FeSe/SrTiO3 interface
The authors characterize the phonon modes at the FeSe/SrTiO3 interface with atomically resolved electron energy loss spectroscopy and correlate them with accurate atomic structure in an electron microscope. They find several phonon modes highly localized at the interface, one of which engages in strong interactions with the electrons in FeSe.
- Ruochen Shi
- , Qize Li
- & Peng Gao
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Article
| Open AccessAn organic proton cage that is ultra-resistant to hydroxide-promoted degradation
Organic cations are typically unstable under low-humidity, alkaline conditions. Here, the authors report an organic cation featuring a proton protected within a cage that can withstand vapor-phase alkaline conditions.
- Chase L. Radford
- , Torben Saatkamp
- & Steven Holdcroft
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Article
| Open AccessHighly efficient anion exchange membrane water electrolyzers via chromium-doped amorphous electrocatalysts
Modulating the electronic structure of active metal sites is crucial to enhance the activity of anion-exchange membrane water electrolyzers. Here, the authors elaborate Cr-doped amorphous metal oxide catalysts with excellent activity and stability.
- Sicheng Li
- , Tong Liu
- & Tao Yao
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Article
| Open AccessLocal CO2 reservoir layer promotes rapid and selective electrochemical CO2 reduction
Converting CO2 to valuable chemicals is of high interest. Here the authors address the challenge of low CO2 solubility in water by incorporating a metal-organic framework layer to enhance CO2 pre-concentration and activation before its electroreduction by the underlying solid electrocatalyst.
- Subhabrata Mukhopadhyay
- , Muhammad Saad Naeem
- & Idan Hod
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Article
| Open AccessFabrication-induced even-odd discrepancy of magnetotransport in few-layer MnBi2Te4
MnBi2Te4 is an antiferromagnetic topological insulator. This combination of magnetic ordering and topological properties has resulted in intense interest, however, like many van der Waals materials, experimental results are hampered by fabrication difficulties. Here, Li, Wang, Lian et al. show that the fabrication process itself can result in mismatched thickness dependence of magneto-transport measurements. ‘
- Yaoxin Li
- , Yongchao Wang
- & Chang Liu
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Article
| Open AccessA liquid metal-based module emulating the intelligent preying logic of flytrap
The intelligent responses of Venus flytrap to various stimuli provide valuable insights into electronic design. Here, the authors report a liquid metal-based logic module with memory and counting properties to intelligently respond like the flytrap.
- Yuanyuan Yang
- & Yajing Shen
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Article
| Open AccessDouble cross-linked 3D layered PBI proton exchange membranes for stable fuel cell performance above 200 °C
Phosphoric acid (PA) doped proton exchange membranes (PEMs) often degrade above 200 °C due to membrane creeping, PA dehydration, and condensation. Here, the authors introduce gel-state polybenzimidazole PEMs with double cross-linked 3D layered structures, enabling efficient and stable fuel cell operation above 200 °C.
- Liang Zhang
- , Mengjiao Liu
- & Lixin Xue
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Article
| Open AccessInkjet-printed optical interference filters
Optical interference filters are multilayer structures for controlling the propagation of electromagnetic waves. Jin et al. have developed a method of via inkjet printing to fabricate optical interference filters with commercially relevant quality with remarkable A4 paper size (29.7 × 21.0 cm²) in ambient conditions.
- Qihao Jin
- , Qiaoshuang Zhang
- & Uli Lemmer
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Perspective
| Open AccessMaterials design for hypersonics
Hypersonic vehicles experience extreme temperatures, high heat fluxes, and aggressive oxidizing environments. Here, the authors highlight key materials design principles for critical vehicle areas and strategies for advancing laboratory-scale materials to flight-ready components.
- Adam B. Peters
- , Dajie Zhang
- & Suhas Eswarappa Prameela
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Article
| Open AccessUnderstanding the charge transfer effects of single atoms for boosting the performance of Na-S batteries
Efficient charge transfer in sulfur electrodes is a crucial challenge for sodium-sulfur batteries. Here, the authors developed a machine-learning-assisted approach to quickly identify effective single-atom catalysts that enhance selectivity for short-chain sodium polysulfides, leading to improved battery performance.
- Yao-Jie Lei
- , Xinxin Lu
- & Guoxiu Wang
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Article
| Open AccessMechanoelectronic stimulation of autologous extracellular vesicle biosynthesis implant for gut microbiota modulation
Pathogenic gut microbiota is responsible for a few debilitating gastrointestinal Diseases. Here, the authors develop a wireless mechanoelectronic device designed to manufacture of functional vesicles in vivo to regulate microbiome.
- Shuangshuang Wan
- , Kepeng Wang
- & Lianhui Wang
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Article
| Open AccessImpact of PEG sensitization on the efficacy of PEG hydrogel-mediated tissue engineering
Concerns over the immunogenicity of poly(ethylene glycol) (PEG) are growing, and the implications for tissue engineering are unknown. Here the authors evaluate the impact of anti-PEG antibodies and PEG immunogenicity on the efficacy of a PEG hydrogel-based tissue engineering therapy.
- Alisa H. Isaac
- , Sarea Y. Recalde Phillips
- & Daniel L. Alge
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Article
| Open AccessGreen moisture-electric generator based on supramolecular hydrogel with tens of milliamp electricity toward practical applications
The emerging moisture-electric harvester suffers from insufficient power output. Here, the authors report a green, efficient, and scalable moisture-electric generator by introducing polyvinyl alcohol-sodium alginate hydrogel as active material.
- Su Yang
- , Lei Zhang
- & Xiaoming Tao
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Article
| Open AccessExciton polariton condensation from bound states in the continuum at room temperature
Bound states in continuum have attracted attention in various platforms, and recently condensation of bound states in continuum polariton modes was demonstrated at low temperatures. Here the authors report the observation of such a state in a periodic air-hole perovskite-based photonic crystal at room temperature.
- Xianxin Wu
- , Shuai Zhang
- & Xinfeng Liu
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Article
| Open AccessElectric-field-assisted proton coupling enhanced oxygen evolution reaction
Manganese complexes have long been utilized by nature to catalyze the oxygen evolution reaction (OER) but mirroring their efficiency in artificial electrochemical systems has proven difficult. This study centers on alpha-manganese dioxide (α-MnO2), which closely mimics natural MnIV-O-MnIII-HxO motifs, presenting a novel method for manipulating proton coupling within the OER process using an external electric field.
- Xuelei Pan
- , Mengyu Yan
- & Liqiang Mai
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Article
| Open AccessExtrinsic hydrophobicity-controlled silver nanoparticles as efficient and stable catalysts for CO2 electrolysis
A key factor for the electrochemical reduction of CO2 to CO is limiting the competing H2 evolution reaction. Here, authors use real-time synchrotron X-ray computed tomography to show that a silver nanoparticle-ligand catalyst structure improves water management, thereby maintaining CO production.
- Young-Jin Ko
- , Chulwan Lim
- & Hyung-Suk Oh
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Article
| Open AccessUltrastrong exciton-plasmon couplings in WS2 multilayers synthesized with a random multi-singular metasurface at room temperature
Here, the authors fabricate a metasurface with nanometre-sized plasmonic hotspots that interact coherently with WS2 excitons, achieving ultrastrong exciton-plasmon coupling.
- Tingting Wu
- , Chongwu Wang
- & Yu Luo
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Article
| 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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Article
| 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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Article
| 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