Advanced Functional Materials最新文献

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Low Hydrogen Crossover Poly(Arylene Quinuclidinium) Anion Exchange Membranes for Renewables‐Compatible Water Electrolysis 低氢交叉聚(芳基喹啉)阴离子交换膜用于可再生能源兼容的水电解
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.79120
Tao Wang, Weijie Chen, Xiaoli Qu, Li Yang, Jianguo Wang, Chao Liu, Ping Wang, Yunsheng Ding, Haibing Wei
{"title":"Low Hydrogen Crossover Poly(Arylene Quinuclidinium) Anion Exchange Membranes for Renewables‐Compatible Water Electrolysis","authors":"Tao Wang, Weijie Chen, Xiaoli Qu, Li Yang, Jianguo Wang, Chao Liu, Ping Wang, Yunsheng Ding, Haibing Wei","doi":"10.1002/adfm.79120","DOIUrl":"https://doi.org/10.1002/adfm.79120","url":null,"abstract":"Anion exchange membrane water electrolysis (AEMWE) represents a transformative approach to green hydrogen generation, combining the kinetic advantages of alkaline systems with zero‐gap configurations and platinum‐group‐metal‐free catalyst compatibility. Current implementations, however, face major challenges, including device durability, adaptability to fluctuating renewable energy sources, and safety concerns due to hydrogen crossover. In this work, we demonstrate that poly(arylene quinuclidinium) membranes address these challenges through an engineered polymer backbone featuring extended arene units, which effectively enhance dimensional integrity and inhibit gas crossover. Therefore, the hydrogen permeation suppression achieves a remarkably low H <jats:sub>2</jats:sub> ‐in‐O <jats:sub>2</jats:sub> crossover of only 0.53 vol% @0.1 A cm <jats:sup>−2</jats:sup> , and delivers a high current density of 8.5 A cm <jats:sup>−2</jats:sup> @2.0 V with stable operation over 1250 h. The optimized PQTPQui‐15 membrane demonstrates practical potential in a kilowatt‐level, three‐cell electrolyzer stack. Furthermore, photovoltaic‐integrated systems maintain safe operation (H <jats:sub>2</jats:sub> ‐in‐O <jats:sub>2</jats:sub> &lt; 0.13 vol%) across 0–190% load fluctuations, and respond to sub‐second power transients while sustaining current densities of 0.04−1.91 A cm <jats:sup>−2</jats:sup> . These advancements underscore the critical need to enhance the gas barrier properties of anion exchange membranes and establish a new paradigm for durable, rapidly responsive electrolyzers compatible with intermittent renewables.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"85 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198961","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Starfish‐Inspired Hierarchical Multimodal Flexible Sensor for Decoupled Thumb Motion Perception and Virtual Human–Machine Interaction 一种海星启发的分层多模态柔性传感器,用于解耦拇指运动感知和虚拟人机交互
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.79109
Lu Liu, Zengbai Ouyang, Mengze Zhang, Jiantao Yao, Xiaoli Jia, Peng Zhang, Bo Han, Yu Gu, Yundou Xu
{"title":"A Starfish‐Inspired Hierarchical Multimodal Flexible Sensor for Decoupled Thumb Motion Perception and Virtual Human–Machine Interaction","authors":"Lu Liu, Zengbai Ouyang, Mengze Zhang, Jiantao Yao, Xiaoli Jia, Peng Zhang, Bo Han, Yu Gu, Yundou Xu","doi":"10.1002/adfm.79109","DOIUrl":"https://doi.org/10.1002/adfm.79109","url":null,"abstract":"Wearable human–machine interfaces (HMIs) require sensing systems that combine high accuracy, mechanical compliance, and low system complexity. Here, we present a starfish‐inspired, hierarchically decoupled multimodal flexible sensor for high‐fidelity thumb motion perception and virtual human–machine interaction. Inspired by the distributed sensing mechanism of starfish tube feet, the architecture integrates radially distributed strain channels with spatially isolated pressure nodes. This design enables simultaneous sensing of global deformation and localized tactile stimuli while minimizing mechanical coupling. Finite element simulations and experimental characterization demonstrate effective strain amplification, low interchannel coupling, stable electromechanical performance, and long‐term durability. Combined with a Light Gradient Boosting Machine (LightGBM) classifier, the system achieves validation and test accuracies of 99.82% and 99.27%, respectively, for six thumb motions, with strong cross‐subject generalization. The decoded motions enable intuitive, real‐time control in a virtual environment without bulky sensor gloves or external tracking systems. This work establishes a bioinspired strategy for structurally decoupled multimodal flexible sensing and provides a promising platform for wearable HMIs and intelligent robotics.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"239 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198988","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Core‐Periphery Fullerene Architectures Engineer Catalytic Interfaces for Efficient Neutral Hydrogen Evolution 核心-外围富勒烯结构工程师催化界面高效中性氢演化
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.79087
Wenhao Yang, Jiashuo Fu, Liting Cui, Qi Huang, Shuqian Xie, Zengyuan Li, Jijie Li, Wen Li, Ping Peng, Haining Wang, Fang‐Fang Li
{"title":"Core‐Periphery Fullerene Architectures Engineer Catalytic Interfaces for Efficient Neutral Hydrogen Evolution","authors":"Wenhao Yang, Jiashuo Fu, Liting Cui, Qi Huang, Shuqian Xie, Zengyuan Li, Jijie Li, Wen Li, Ping Peng, Haining Wang, Fang‐Fang Li","doi":"10.1002/adfm.79087","DOIUrl":"https://doi.org/10.1002/adfm.79087","url":null,"abstract":"Neutral hydrogen evolution is governed by coupled active‐site and solvent processes, posing a great challenge for catalyst design. Here, ultrasmall Ru nanoclusters are anchored on a sulfonated fullerene scaffold (Ru/C <jats:sub>60</jats:sub> ‐S), exploiting its core‐periphery architecture to couple active‐site energetics with interfacial hydration. Electronic interaction with the fullerene cage polarizes Ru sites, facilitating water activation and moderating H/OH binding, while the sulfonated periphery establishes a less ordered and more field‐responsive interfacial hydrogen‐bond network. Ru/C <jats:sub>60</jats:sub> ‐S requires only 10 mV to reach 10 mA cm <jats:sup>−2</jats:sup> , sustains 100 mA cm <jats:sup>−2</jats:sup> for over 1000 h in phosphate‐buffered solution, and exhibits minimal activity loss from alkaline to neutral media. Molecular dynamics simulations, operando Raman, in situ FTIR and local pH measurements corroborate this interfacial restructuring under neutral HER conditions. Targeted perturbation of the fullerene periphery rigidifies the hydrogen‐bond network and is accompanied by increased isotope sensitivity, slower interfacial kinetics, and diminished HER activity. These results identify interfacial hydration as a kinetically important component of neutral HER and demonstrate a core‐periphery molecular strategy for cooperatively regulating active‐site energetics and solvent organization.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"7 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198963","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sustainable Cellulose Chiral Photonic Films Enable Simultaneous Ultralong Room‐temperature Phosphorescence and High Luminescence Dissymmetry With Multicolor Tunability 可持续纤维素手性光子膜可同时实现超长室温磷光和高发光不对称,具有多色可调性
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.79143
Shengzhe Jia, Guozhi Lv, Yan Liu, Liuyang Yu, Bo Wang, Jiaxuan Tang, Jikun Li, Zhihe Dou, Tingan Zhang, Junbo Gong
{"title":"Sustainable Cellulose Chiral Photonic Films Enable Simultaneous Ultralong Room‐temperature Phosphorescence and High Luminescence Dissymmetry With Multicolor Tunability","authors":"Shengzhe Jia, Guozhi Lv, Yan Liu, Liuyang Yu, Bo Wang, Jiaxuan Tang, Jikun Li, Zhihe Dou, Tingan Zhang, Junbo Gong","doi":"10.1002/adfm.79143","DOIUrl":"https://doi.org/10.1002/adfm.79143","url":null,"abstract":"Simultaneously achieving high luminescence dissymmetry factors ( <jats:italic> g <jats:sub>lum</jats:sub> </jats:italic> ) and ultralong lifetimes in circularly polarized room‐temperature phosphorescence (CP–RTP) materials remains a fundamental challenge, as it requires reconciling well‐defined chiral ordering, efficient triplet‐state stabilization, and matched energy‐level alignment within a single material system. Here, we report a versatile bio‐based strategy to overcome this trade‐off by incorporating phosphorescent chromophores and polymer matrices into chiral cellulose nanocrystal films via one‐step co‐assembly. The resulting bio‐based materials exhibit an ultralong room‐temperature phosphorescence lifetime of up to 4.242 s. Through targeted optical path engineering using a chiral photonic crystal filter, these long‐lived films achieve a large <jats:italic> g <jats:sub>lum</jats:sub> </jats:italic> value of −0.7093, without compromising phosphorescence performance. To expand the emission scope, guest fluorophore doping enables broad spectral tuning of the chiral emission via Förster resonance energy transfer (FRET), yielding multicolor CP–RTP and controllable white‐light emission. Benefiting from their switchable, multimodal optical properties, these films show strong potential for advanced dynamic optical anti‐counterfeiting. This work addresses the core trade‐off between ultralong lifetime and high <jats:italic> g <jats:sub>lum</jats:sub> </jats:italic> in CP–RTP systems, and establishes a sustainable, general platform for the design of next‐generation chiral luminescent materials.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"167 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198951","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Interfacial Band Homogenization and Controlled Nucleation Synergistically Enable Vertical Monolithic Perovskite Films for High‐Efficiency Solar Cells 界面带均匀化和可控成核协同作用使垂直单片钙钛矿薄膜成为高效太阳能电池
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.79067
Haohao Nong, Kuo Wang, Mingyang Gao, Qiaogang Song, Longxian Zhang, Juchuan Chai, Yu Zhuang, Chi Yang, Xintong Zhao, Yanlin Wang, Yu Chen, Junjie Gui, Shiying Li, Kailiang Meng, Shurong Wang, Wenhua Zhang
{"title":"Interfacial Band Homogenization and Controlled Nucleation Synergistically Enable Vertical Monolithic Perovskite Films for High‐Efficiency Solar Cells","authors":"Haohao Nong, Kuo Wang, Mingyang Gao, Qiaogang Song, Longxian Zhang, Juchuan Chai, Yu Zhuang, Chi Yang, Xintong Zhao, Yanlin Wang, Yu Chen, Junjie Gui, Shiying Li, Kailiang Meng, Shurong Wang, Wenhua Zhang","doi":"10.1002/adfm.79067","DOIUrl":"https://doi.org/10.1002/adfm.79067","url":null,"abstract":"Buried‐interface inhomogeneity remains a key limitation in inverted perovskite solar cells, where aggregated Al <jats:sub>2</jats:sub> O <jats:sub>3</jats:sub> nanoparticles can generate nonuniform interfacial potentials, local band inhomogeneity, charge accumulation, and nonradiative recombination losses. Here, we report a small‐molecule‐mediated Al <jats:sub>2</jats:sub> O <jats:sub>3</jats:sub> nanoparticle strategy that integrates interfacial band homogenization, gradient‐permeation defect passivation, and crystallization regulation. 1,3‐diamino‐2‐propanol (1,3‐DAP) anchors onto Al <jats:sub>2</jats:sub> O <jats:sub>3</jats:sub> nanoparticles, suppressing nanoparticle aggregation through surface electrostatic repulsion and homogenizing the buried interfacial potential distribution. Meanwhile, unanchored 1,3‐DAP molecules permeate from the buried interface into the shallow perovskite bulk, where they passivate defects and act as nucleation‐regulating sites. This dual regulation promotes vertically oriented grain growth along the (100) direction and forms vertically interconnected large‐grain perovskite films. Consequently, the modified devices achieve champion power conversion efficiencies of 26.00% under N <jats:sub>2</jats:sub> fabrication and 25.09% under ambient‐air fabrication, together with reduced voltage loss and enhanced stability. The unencapsulated modified devices further retain 90% of their initial maximum power output after 700 h of maximum power point tracking under continuous one‐sun illumination in N <jats:sub>2</jats:sub> . Comparative molecular studies further show that effective crystallization regulation requires cooperative amino‐hydroxyl functionalities and appropriate precursor compatibility, highlighting the broader applicability of the nanoparticle‐interface molecular regulation strategy represented by 1,3‐DAP.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"26 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198959","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Low‐Potential Generation of High‐Valence Metal Sites Activates Lattice Oxygen for Ampere‐Level 5‐Hydroxymethylfurfural Electrooxidation 低电位生成的高价金属位激活晶格氧,用于安培5 -羟甲基糠醛电氧化
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.79089
Jiansong Wang, Rui Chen, Yipu Xu, Chang Wang, Liu‐Liu Shen, Gui‐Rong Zhang, Donghai Mei
{"title":"Low‐Potential Generation of High‐Valence Metal Sites Activates Lattice Oxygen for Ampere‐Level 5‐Hydroxymethylfurfural Electrooxidation","authors":"Jiansong Wang, Rui Chen, Yipu Xu, Chang Wang, Liu‐Liu Shen, Gui‐Rong Zhang, Donghai Mei","doi":"10.1002/adfm.79089","DOIUrl":"https://doi.org/10.1002/adfm.79089","url":null,"abstract":"Electrocatalytic oxidation of 5‐hydroxymethylfurfural (HMF) to 2,5‐furandicarboxylic acid (FDCA) offers a sustainable route for biomass valorization, yet maintaining high Faradaic efficiencies (FE) at industrially‐relevant current densities remains challenging. Here, we report a rationally engineered nickel‐cobalt nitrate hydroxide with an edge‐rich and through‐pore structure, which rapidly reconstructs at exceptionally low potentials into an active NiCoOOH phase enriched with high‐valence metal sites. Combining isotope labeling experiments, molecular probe studies, and first‐principles calculations reveals that these high‐valence metal sites activate otherwise inert lattice oxygen to form reactive oxygen intermediates ( <jats:sup>*</jats:sup> O <jats:sub>lat</jats:sub> ‐O <jats:sup>•</jats:sup> ). These intermediates significantly reduce steric hindrance in the transition state, thereby lowering the activation barriers for O─H and C─H bond cleavage during the oxidation of HMF. This breakthrough enables the catalyst to achieve ampere‐level current densities of 1520 mA·cm <jats:sup>−2</jats:sup> at 1.60 V vs. RHE, while maintaining a near‐quantitative FE <jats:sub>FDCA</jats:sub> of 97.7 ± 0.7% even at 1000 mA·cm <jats:sup>−2</jats:sup> . Practical applicability is demonstrated in an anion‐exchange membrane electrolyzer, which operates stably for 100 h with single‐pass FDCA yields exceeding 98%. These findings establish the potential of lattice oxygen activation as a foundational design strategy for developing high‐performance electrocatalysts tailored to industrial‐scale biomass refineries.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"20 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198970","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ratiometric Copper Iodide Scintillators for Temperature‐Resolved X‐Ray Imaging 用于温度分辨X射线成像的碘化铜比例闪烁体
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.79071
Wentao Wu, Simil Thomas, Feng Gao, Xin Zhu, Osman M. Bakr, Husam N. Alshareef, Jian‐Xin Wang, Omar F. Mohammed
{"title":"Ratiometric Copper Iodide Scintillators for Temperature‐Resolved X‐Ray Imaging","authors":"Wentao Wu, Simil Thomas, Feng Gao, Xin Zhu, Osman M. Bakr, Husam N. Alshareef, Jian‐Xin Wang, Omar F. Mohammed","doi":"10.1002/adfm.79071","DOIUrl":"https://doi.org/10.1002/adfm.79071","url":null,"abstract":"Multifunctional X‐ray imaging that simultaneously resolves structural and thermal information is highly desirable under thermally dynamic and extreme conditions. Yet conventional systems require separate temperature sensors, which increases complexity and limits direct spatial correlation between the two. Here, we report a structurally engineered copper iodide (Cu–I) cluster scintillator that integrates high‐resolution x‐ray imaging with ratiometric thermometry in a single material. Regulating the Cu–I cluster and ligand coordination environment yields dual‐emissive Cu <jats:sub>4</jats:sub> I <jats:sub>4</jats:sub> (3F‐py) <jats:sub>4</jats:sub> , which exhibits two well‐resolved excited‐state emissions and a high light yield of 40 000 photons MeV <jats:sup>−1</jats:sup> . The two channels respond differently to temperature, producing a pronounced intensity‐ratio change and continuous radioluminescence color evolution from orange to blue as the temperature decreases from 300 to 100 K. Excited‐state analysis reveals that the electron‐withdrawing substituent stabilizes ligand‐centered frontier orbitals and lowers the barrier for interconversion from the cluster‐centered state to the metal/halide‐to‐ligand charge‐transfer state, enabling broad‐range thermochromism. The resulting scintillation screen achieves a spatial resolution exceeding 13 lp mm <jats:sup>−1</jats:sup> , while the Boltzmann‐type temperature dependence of the emission ratio allows quantitative thermal information to be encoded directly into the spectral ratio and color of x‐ray images. This work establishes excited‐state engineering of cluster scintillators as a strategy for temperature‐resolved x‐ray imaging.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"292 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198965","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bio‐Inspired Tactile Reflex Architecture for Ultra‐Fast and Context‐Aware Human‐Robot Interaction 生物启发触觉反射架构,用于超快速和上下文感知人机交互
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.79000
Jinhyeok Oh, Hun Jang, Jusung Choi, Heejun Moon, Joonbum Bae
{"title":"Bio‐Inspired Tactile Reflex Architecture for Ultra‐Fast and Context‐Aware Human‐Robot Interaction","authors":"Jinhyeok Oh, Hun Jang, Jusung Choi, Heejun Moon, Joonbum Bae","doi":"10.1002/adfm.79000","DOIUrl":"https://doi.org/10.1002/adfm.79000","url":null,"abstract":"Robots operating in close proximity to humans must be capable of perceiving contact, reacting within milliseconds, and subsequently restoring stable task execution. However, existing proprioceptive or vision‐based methods suffer from limited bandwidth, high latency, and poor reliability during dynamic interactions. Here, we propose a human‐inspired tactile perception and reflex control framework that integrates a high‐performance single‐electrode triboelectric nanogenerator (STENG) tactile array, distributed microcontroller‐based reflex processing, and impact‐aware high‐level motion generation. The STENG array, fabricated using optimized silicone and liquid‐metal printing, provides high‐bandwidth, high‐resolution mechanical sensing and robust surface conformability. A lightweight neural classifier embedded directly in the reflex layer enables real‐time discrimination between human and object contact from raw triboelectric waveforms. The distributed control architecture achieves a total reflex latency of 2.2 ms, outperforming the centralized controller by more than a factor of five. Experimental demonstrations show that the system can generate an immediate stop followed by high‐level retraction under human contact, while selectively modulating motion during object contact, providing context‐aware reflex actions. The proposed architecture bridges the gap between ultra‐fast tactile sensing and high‐level motion intelligence, enabling fast, safe, and human‐friendly physical interaction for future human‐robot interaction (HRI) applications.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"15 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198895","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dirac Semimetallicity Enabled by Stripe Antiferromagnetism in Monolayer FeSe 条纹反铁磁性在单层FeSe中使能Dirac半金属丰度
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.78998
Darius‐Alexandru Deaconu, Aneesh Agarwal, Sam Azadi, Rodion Vladimirovich Belosludov, Robert‐Jan Slager, Mohammad Saeed Bahramy
{"title":"Dirac Semimetallicity Enabled by Stripe Antiferromagnetism in Monolayer FeSe","authors":"Darius‐Alexandru Deaconu, Aneesh Agarwal, Sam Azadi, Rodion Vladimirovich Belosludov, Robert‐Jan Slager, Mohammad Saeed Bahramy","doi":"10.1002/adfm.78998","DOIUrl":"https://doi.org/10.1002/adfm.78998","url":null,"abstract":"Monolayer FeSe is a central platform for iron‐based superconductivity, yet the electronic phases emerging from its competing magnetic orders remain elusive. Here we identify a Dirac semimetal state in monolayer FeSe induced by stripe antiferromagnetism, which hosts symmetry‐protected Dirac nodes near the Fermi level. We show that breaking a single mirror symmetry enables an odd inter‐orbital coupling between opposite‐parity Fe states, enforcing robust Dirac crossings with a nontrivial Wilson‐loop topology and boundary‐dependent edge modes. We further predict a strong orbital diamagnetic susceptibility as a direct experimental fingerprint of this Dirac phase. Our work establishes FeSe as a magnetically tunable route to topological quasiparticles in iron‐based two‐dimensional quantum materials.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"33 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198962","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Low‐Frequency Vibration Damping Polyurethane Elastomers with High Mechanical Robustness via Constrained Pendant Chains 低频率振动阻尼聚氨酯弹性体与高机械稳健性通过约束垂链
IF 19 1区 材料科学
Advanced Functional Materials Pub Date : 2026-10-16 DOI: 10.1002/adfm.79116
Xiang Han, Tianyu Wang, Chenxi Huyan, Zhiyuan Ma, Haoxiang Li, Dong Liu, Fei Chen, Liqun Zhang
{"title":"Low‐Frequency Vibration Damping Polyurethane Elastomers with High Mechanical Robustness via Constrained Pendant Chains","authors":"Xiang Han, Tianyu Wang, Chenxi Huyan, Zhiyuan Ma, Haoxiang Li, Dong Liu, Fei Chen, Liqun Zhang","doi":"10.1002/adfm.79116","DOIUrl":"https://doi.org/10.1002/adfm.79116","url":null,"abstract":"Low‐frequency vibration damping in polyurethane elastomers remains difficult to reconcile with mechanical robustness. Effective dissipation of low‐frequency vibration requires the characteristic relaxation time of polymer chains to match the timescale of slow external oscillations. However, such long‐timescale chain relaxation is typically associated with stress relaxation, creep and irreversible deformation, compromising mechanical robustness. Here, we report a polyurethane elastomer that addresses this trade‐off through a constrained pendant‐chain architecture, in which grafted pendant chains are locally constrained at their roots while retaining flexible terminal alkyl segments. This architecture is created by placing urea and urethane motifs at the pendant‐chain roots, where neighboring pendant‐chain units assemble into a reversible hydrogen‐bonded association network. This reversible network kinetically constrains pendant chain relaxation, shifts the characteristic relaxation toward longer timescales and thereby enhances low‐frequency damping. Meanwhile, the association network provides dynamic physical crosslinks that restrict backbone slippage and preserve structural integrity. The optimized polyurethane elastomer exhibits a loss factor of 0.98 at 1 Hz while maintaining a tensile strength of 60.2 MPa. These results establish constrained pendant chain engineering as a molecular design strategy for polyurethane elastomers that combine low‐frequency vibration attenuation with high mechanical performance.","PeriodicalId":112,"journal":{"name":"Advanced Functional Materials","volume":"46 1","pages":""},"PeriodicalIF":19.0,"publicationDate":"2026-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149198981","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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