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Cyclic Nonequilibrium Processing of Halide Solid Electrolytes for Low‐Pressure Operation of all‐Solid‐State Batteries 全固态电池低压运行中卤化物固体电解质的循环非平衡处理
IF 29.4 1区 材料科学
Advanced Materials Pub Date : 2026-10-15 DOI: 10.1002/adma.75398
Wuliang Feng, Peiyao Wang, Qingli Wen, Li Shen, Chenyao Ma, Xudong Chen, Zhenming Xu, Jianwen Liang, Shigang Lu, Jiujun Zhang, Yongyao Xia, Xingbao Zhu, Xueliang Sun, Yufeng Zhao
{"title":"Cyclic Nonequilibrium Processing of Halide Solid Electrolytes for Low‐Pressure Operation of all‐Solid‐State Batteries","authors":"Wuliang Feng, Peiyao Wang, Qingli Wen, Li Shen, Chenyao Ma, Xudong Chen, Zhenming Xu, Jianwen Liang, Shigang Lu, Jiujun Zhang, Yongyao Xia, Xingbao Zhu, Xueliang Sun, Yufeng Zhao","doi":"10.1002/adma.75398","DOIUrl":"https://doi.org/10.1002/adma.75398","url":null,"abstract":"Sluggish ionic transport and high rigidity of inorganic solid electrolytes (SSEs) necessitate ultra‐high external pressures in all‐solid‐state batteries (ASSBs), posing a major barrier to their deployment. Herein, we propose a cyclic nonequilibrium thermal process for Li <jats:sub>3</jats:sub> InCl <jats:sub>6</jats:sub> (LIC) solid electrolyte, which is implemented through repeated quenching to concurrently optimize ionic transport and deformability. The initial quench refines particle size, whereas subsequent quenching induces local amorphization, thereby suppressing grain boundary resistance and enhancing compressibility. Meanwhile, additional Li vacancies are introduced, accelerating bulk phase ionic transport. These coupled mesoscopic and microscopic structural evolutions increase the room‐temperature ionic conductivity (IC) of LIC from 1.3 to 6.8 mS/cm, while reducing the Young's modulus from 42.3 to 17.6 GPa. The optimized LIC enables a stable cycling of ASSBs at a low operation pressure of 2 MPa with a high areal capacity of 7.7 mAh/cm <jats:sup>2</jats:sup> , highlighting cyclic nonequilibrium processing as a promising route for practical ASSBs.","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":"48 1","pages":""},"PeriodicalIF":29.4,"publicationDate":"2026-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149172970","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
Radiative Cooling Floating Covers Cool Lakes and Suppress Evaporation 辐射冷却浮盖冷却湖泊和抑制蒸发
IF 29.4 1区 材料科学
Advanced Materials Pub Date : 2026-10-15 DOI: 10.1002/adma.75404
Hafiz M. Asfahan, Siyuan Jia, Syeda Mishal Zahra, Zhenyuan Xu, Jia Zhu, Wanlin Guo, Xiuqiang Li
{"title":"Radiative Cooling Floating Covers Cool Lakes and Suppress Evaporation","authors":"Hafiz M. Asfahan, Siyuan Jia, Syeda Mishal Zahra, Zhenyuan Xu, Jia Zhu, Wanlin Guo, Xiuqiang Li","doi":"10.1002/adma.75404","DOIUrl":"https://doi.org/10.1002/adma.75404","url":null,"abstract":"Globally, warmer lakes disrupt thermal balance, causing hypoxia, salinization, biodiversity loss, and increased evaporation. Conventional floating covers used to reduce evaporation absorb sunlight and warm the underlying water, limiting suppression efficiency to less than the coverage ratio (η <jats:sub> <jats:italic>eff</jats:italic> </jats:sub> /Φ ≤ 1). Here, we break this limit by developing Superhydrophobic Radiative Cooling Covers (SRCC) via multi‐level structural design. SRCC actively cools the water surface by combining high solar reflectance, strong mid‐infrared emission, and superhydrophobicity. Experiments show SRCC lowers water temperature by 2.2°C versus uncovered water, achieving 93.1± 0.1% evaporation suppression at 91% coverage, yielding η <jats:sub> <jats:italic>eff</jats:italic> </jats:sub> /Φ &gt; 1.0 for the first time. Large‑scale simulations for nine Chinese lakes indicate that SRCC reduces water temperature by 4.87°C (vs. no cover) and by 12.44 °C (vs. black covers). This cooling could increase annual freshwater reserves by 10.78 km <jats:sup>3</jats:sup> across China under full deployment, equivalent to 20.9 L per person per day. Unattainable with conventional covers, SRCC uniquely mitigates thermal accumulation while enhancing freshwater storage, providing a quantifiable engineering solution to climate‑driven water stress and enabling adaptive lake ecosystem management across regional and global scales.","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":"293 1","pages":""},"PeriodicalIF":29.4,"publicationDate":"2026-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149172889","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
Correction to “Screening Natural Cholesterol Analogs to Assemble Self‐Adjuvant Lipid Nanoparticles for Antigens Tagging Guided Therapeutic Tumor Vaccine” 对“筛选天然胆固醇类似物组装自辅助脂质纳米颗粒用于抗原标记引导治疗性肿瘤疫苗”的更正
IF 29.4 1区 材料科学
Advanced Materials Pub Date : 2026-10-15 DOI: 10.1002/adma.75363
{"title":"Correction to “Screening Natural Cholesterol Analogs to Assemble Self‐Adjuvant Lipid Nanoparticles for Antigens Tagging Guided Therapeutic Tumor Vaccine”","authors":"","doi":"10.1002/adma.75363","DOIUrl":"https://doi.org/10.1002/adma.75363","url":null,"abstract":"","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":"49 1","pages":""},"PeriodicalIF":29.4,"publicationDate":"2026-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149172888","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
Dual Twisted Interfaces Enable Tunable Second Harmonic Generation in Chemical Vapor Deposition Grown Trilayer MoS 2 双扭曲界面使化学气相沉积生长三层MoS 2中可调谐二次谐波产生
IF 29.4 1区 材料科学
Advanced Materials Pub Date : 2026-10-15 DOI: 10.1002/adma.75387
Mengxuan Guo, Luyun Xuan, Mingwen Zhang, Han Zhang, Ziyue Chen, Lu Zheng, Weiwei Li, Mai Zhang, Tong He, Ruihuan Duan, Wu Zhao, Xuetao Gan, Zheng Liu, Manzhang Xu, Wei Huang, Xuewen Wang
{"title":"Dual Twisted Interfaces Enable Tunable Second Harmonic Generation in Chemical Vapor Deposition Grown Trilayer MoS 2","authors":"Mengxuan Guo, Luyun Xuan, Mingwen Zhang, Han Zhang, Ziyue Chen, Lu Zheng, Weiwei Li, Mai Zhang, Tong He, Ruihuan Duan, Wu Zhao, Xuetao Gan, Zheng Liu, Manzhang Xu, Wei Huang, Xuewen Wang","doi":"10.1002/adma.75387","DOIUrl":"https://doi.org/10.1002/adma.75387","url":null,"abstract":"Twisted bilayer transition metal dichalcogenides, governed by a single twisted interface, offer a versatile platform for manipulating interlayer coupling and emergent optical behavior. However, despite extensive studies on single twisted interface systems, how multi‐interface twisted stacking influences nonlinear optical behavior remains unclear. Here, we address this gap by systematically investigating the nonlinear optical performance of chemical vapor deposition (CVD) grown twisted trilayer MoS <jats:sub>2</jats:sub> (TT‐MoS <jats:sub>2</jats:sub> ) with multi‐interface twisted stacking. We fabricate all nine distinct trilayer MoS <jats:sub>2</jats:sub> configurations by CVD. Raman and photoluminescence show that twisted interfaces modulate interlayer coupling, giving rise to stacking‐dependent phonon and excitonic responses. Atomic‐resolution scanning, transmission electron microscopy, and selected area electron diffraction confirm dual twisted interfaces and a supermoiré lattice. Guided by these structural insights, we examine the second harmonic generation (SHG) response across all nine trilayer configurations. Extending the coherent SH field superposition model to a trilayer system with two independent twisted interfaces, we develop a framework that describes how the dual interfaces govern the SHG intensity and polarization orientation across stacking configurations. Our findings establish TT‐MoS <jats:sub>2</jats:sub> as a versatile nonlinear platform and open new avenues for understanding and exploiting multi‐interface twisted coupling to engineer nonlinear optical responses in van der Waals materials.","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":"409 1","pages":""},"PeriodicalIF":29.4,"publicationDate":"2026-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149172886","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
Directional Confinement Governed Ion Transport for Efficient Actuation 有效驱动的定向约束离子输运
IF 29.4 1区 材料科学
Advanced Materials Pub Date : 2026-10-15 DOI: 10.1002/adma.75384
Yufei Zhang, Qiuchun Lu, Adit Gupta, Sen Wang, Xueyang Wang, Jian Yu, Xuanyi Hu, Daniel Mandler, Pooi See Lee
{"title":"Directional Confinement Governed Ion Transport for Efficient Actuation","authors":"Yufei Zhang, Qiuchun Lu, Adit Gupta, Sen Wang, Xueyang Wang, Jian Yu, Xuanyi Hu, Daniel Mandler, Pooi See Lee","doi":"10.1002/adma.75384","DOIUrl":"https://doi.org/10.1002/adma.75384","url":null,"abstract":"Ionic transport kinetics in electrolytes are a key determinant of ionic actuator performance. Conventional random porous electrolytes are constrained by porosity and tortuosity, leading to an intrinsic limitation in ion mobility within the Bruggeman framework. Here, structural anisotropy is introduced to establish a unified framework that analyzes ion transport from random diffusion to directionally confined regimes. To validate this concept, anisotropic electrolytes with oriented channels are fabricated via directional freeze‐drying. These structures exhibit pronounced directional dependence, with through‐plane ion mobility twice higher than that of the disordered counterparts, leading to significantly enhanced ionic actuator performance and mitigating the inherent trade‐off between strain and blocking force. Moreover, the directional confinement effect is observed across multiple polymer systems, highlighting the critical role of structural anisotropy in regulating ion transport and offering a framework for enhancing electrolyte performance through microstructural design. This strategy enables environmentally robust and stable operation of soft electrochemical actuators for grippers and biomimetic robotics.","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":"14 1","pages":""},"PeriodicalIF":29.4,"publicationDate":"2026-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149173007","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
"Water-in-Water" Biphasic Electrolyte for Aqueous Zinc-ion Batteries. 水锌离子电池用“水包水”双相电解质。
IF 29.1 1区 材料科学
Advanced Materials Pub Date : 2026-10-15 DOI: 10.1002/adma.75382
Yilang Yao, Dun Wang, Xiaoke Wang, Xianbin Kuang, Xiangyong Zhang, Cuiping Han
{"title":"\"Water-in-Water\" Biphasic Electrolyte for Aqueous Zinc-ion Batteries.","authors":"Yilang Yao, Dun Wang, Xiaoke Wang, Xianbin Kuang, Xiangyong Zhang, Cuiping Han","doi":"10.1002/adma.75382","DOIUrl":"https://doi.org/10.1002/adma.75382","url":null,"abstract":"<p><p>Aqueous zinc-ion batteries (AZIBs) are constrained by unstable Zn metal interfaces, where nonuniform Zn<sup>2+</sup> transport induces concentration polarization and accelerates parasitic reactions. Here we show that Zn<sup>2+</sup> flux can instead be regulated by aqueous-aqueous interfaces. A fully aqueous \"water-in-water\" (W/W) biphasic electrolyte, comprising dextran (Dex)-rich phase droplets (∼10 µm) suspended in a polyethylene glycol (PEG)-rich aqueous phase, creates phase boundaries that continuously buffer local Zn<sup>2+</sup> accumulation and redistribute ions during plating and stripping. As a result, Zn||Zn cells cycle stably for 1100 h at 10 mA cm<sup>-2</sup> and 10 mAh cm<sup>-2</sup>, and Ah-level Zn||NaV<sub>3</sub>O<sub>8</sub> pouch cells sustain long-term operation. This work demonstrates an aqueous electrolyte architecture in which interfacial electrostatics, rather than solvent chemistry, governs Zn<sup>2+</sup> transport.</p>","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":" ","pages":"e75382"},"PeriodicalIF":29.1,"publicationDate":"2026-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149190185","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
All‐In‐One Integration of Inherently Flame‐Retardant, UV‐Resistant, and Antibacterial Polymer by a Biguanide Unit 双胍单元集成了固有阻燃、抗紫外线和抗菌聚合物
IF 29.4 1区 材料科学
Advanced Materials Pub Date : 2026-10-14 DOI: 10.1002/adma.75371
Yan Guo, Xi‐Yuan Feng, Lei Zhang, Xiu‐Li Wang, Lin Chen, Yu‐Zhong Wang
{"title":"All‐In‐One Integration of Inherently Flame‐Retardant, UV‐Resistant, and Antibacterial Polymer by a Biguanide Unit","authors":"Yan Guo, Xi‐Yuan Feng, Lei Zhang, Xiu‐Li Wang, Lin Chen, Yu‐Zhong Wang","doi":"10.1002/adma.75371","DOIUrl":"https://doi.org/10.1002/adma.75371","url":null,"abstract":"The increasing fire accidents, excessive UV exposure, and health threats posed by bacterial infections urgently require advanced polymer materials integrating multiple safety protections. In this study, we propose an ultra‐efficient strategy to achieve the all‐in‐one integration of inherently flame‐retardant, UV‐resistant, and antibacterial polymer materials through a single biguanide unit. The key lies in the unique triple protection mechanism exerted by the biguanide unit: high‐temperature char‐formation for flame retardance, <jats:italic>n</jats:italic> →π* transition absorption for UV‐resistance, and disruption of the negatively charged bacterial surface for antibacteria. As a result, the biguanide‐containing polymer material achieves the best UL‐94 V‐0 flame‐retardant rating with excellent self‐extinguishing properties, ≥99.3% ultra‐high shielding rate for UV light, and ≥99.0% remarkable antibacterial rate. Importantly, the biguanide unit is chemically bonded to the polymer main chain, which not only avoids the health risks and performance degradation caused by the additive migration, but also exhibits outstanding heat resistance, thermal stability, and easy processability. This work simultaneously achieves triple functional integration of polymer materials through a single biguanide unit, realizing previously unattainable multiple safety protections against dangerous fires, harmful UV, and widely‐existed bacteria.","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":"30 1","pages":""},"PeriodicalIF":29.4,"publicationDate":"2026-10-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149172716","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
Magnetic‐Field‐Annealing‐Induced Short‐Range Order in High‐Entropy Alloys for Enhanced Electromagnetic Response 磁场-退火-诱导的高熵合金的短程有序增强电磁响应
IF 29.4 1区 材料科学
Advanced Materials Pub Date : 2026-10-14 DOI: 10.1002/adma.75400
Lu‐Yang Li, Zhuang Ma, Ji‐Xing Bai, Wen‐Qiang Cao, Li‐Hong Gao, Qi Cao, Miao Jiang, Mao‐Sheng Cao
{"title":"Magnetic‐Field‐Annealing‐Induced Short‐Range Order in High‐Entropy Alloys for Enhanced Electromagnetic Response","authors":"Lu‐Yang Li, Zhuang Ma, Ji‐Xing Bai, Wen‐Qiang Cao, Li‐Hong Gao, Qi Cao, Miao Jiang, Mao‐Sheng Cao","doi":"10.1002/adma.75400","DOIUrl":"https://doi.org/10.1002/adma.75400","url":null,"abstract":"The growing demand for microwave absorbers in 5G/6G technologies motivates processing routes that balance matching thickness, attenuation, and temperature response. Here, magnetic field annealing (MFA) is investigated in rGO‐supported FeCoNi, FeCoNiCr, and FeCoNiCrCu compositionally complex alloys at 0, 0.5, and 0.95 T. Among the investigated FeCoNiCr samples, the 0.5 T sample exhibits a favorable combination of dielectric and magnetic responses. Reflection loss yields a minimum of −72.30 dB at 1.59 mm, and a maximum effective absorption bandwidth of 4.40 GHz. At 85°C, the maximum bandwidth is 4.08 GHz, corresponding to 92.7% retention of temperature‐specific maxima. Local microscopy, field‐associated atomistic modeling, and fixed‐composition electronic‐structure calculations support an interpretation of the electromagnetic response in terms of Co‐centered chemical correlations. Finally, flexible antennas and strain sensors based on this composite demonstrate stable wearable responses, validating this SRO strategy from atomic design to device integration.","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":"1 1","pages":""},"PeriodicalIF":29.4,"publicationDate":"2026-10-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149172718","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
An Ultrarobust Dual‐Modal Neural Fiber With In‐Sensor Computing 一种具有传感器内计算的超强双峰神经纤维
IF 29.4 1区 材料科学
Advanced Materials Pub Date : 2026-10-14 DOI: 10.1002/adma.75412
Huasen Wang, Lei Liu, Shifan Yu, Zijian Huang, Yanhao Luo, Hongyu Chen, Yuchen Lin, Yu Hu, Wansheng Lin, Yue Yu, Gantang Su, Zhong Chen, Qingliang Liao, Chaoxing Wu, Yuanjin Zheng, Xinqin Liao
{"title":"An Ultrarobust Dual‐Modal Neural Fiber With In‐Sensor Computing","authors":"Huasen Wang, Lei Liu, Shifan Yu, Zijian Huang, Yanhao Luo, Hongyu Chen, Yuchen Lin, Yu Hu, Wansheng Lin, Yue Yu, Gantang Su, Zhong Chen, Qingliang Liao, Chaoxing Wu, Yuanjin Zheng, Xinqin Liao","doi":"10.1002/adma.75412","DOIUrl":"https://doi.org/10.1002/adma.75412","url":null,"abstract":"Touch behavior constitutes the most direct physical manifestation of human intentions, meaning that intention decoding requires human–machine interfaces to simultaneously sense touch position and pressure. Conventional systems, however, rely on physically stacked discrete sensors and von Neumann architectures, causing data redundancy and impaired wearability. Here, we present an in‐sensor‐computing dual‐modal neural fiber (ID neural fiber) that overcomes this fundamental limitation. The ID neural fiber achieves an unprecedented position resolution of &lt; 5 mm and a pressure detection limit of 0.6 N, combined with exceptional robustness–sustaining 300 times load‐bearing capacity and exhibiting &lt; 8% performance fluctuation under bending. Coupled with flexibility, waterproofing, and reconfigurability, the ID neural fiber can be seamlessly integrated into textiles for reliable operation in harsh environments, including underwater robotic control. Crucially, the ID neural fiber enables in‐sensor computing that dramatically increases the information density and allows synchronized feature fusion through programmable logic gates, enabling efficient real‐time intention recognition. To capture touch habits, an intelligent system with the ID neural fiber achieves a remarkable identification accuracy of 98.21%. This work establishes a new material–architecture paradigm that unifies ultrarobustness, dual‐modality, and in‐sensor computing, setting the stage for next‐generation wearable human–machine interfaces with both comfort and intelligence.","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":"30 1","pages":""},"PeriodicalIF":29.4,"publicationDate":"2026-10-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149172902","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
Turning Nd‐Fe‐B Swarf Into High‐Value Bulk Feedstocks via Sustainable Hydrogen Plasma: From Rare‐Earth Oxides to Metals and Hydrides 通过可持续的氢等离子体将Nd - Fe - B块转化为高价值的大块原料:从稀土氧化物到金属和氢化物
IF 29.4 1区 材料科学
Advanced Materials Pub Date : 2026-10-14 DOI: 10.1002/adma.75385
Naritai Chimed, Oliver Diehl, Ömer K. Büyükuslu, J. Manoj Prabhakar, Dennis Klapproth, Patricia Jovičević‐Klug, Jürgen Gassmann, Dierk Raabe, Tim M. Schwarz, Matic Jovičević‐Klug
{"title":"Turning Nd‐Fe‐B Swarf Into High‐Value Bulk Feedstocks via Sustainable Hydrogen Plasma: From Rare‐Earth Oxides to Metals and Hydrides","authors":"Naritai Chimed, Oliver Diehl, Ömer K. Büyükuslu, J. Manoj Prabhakar, Dennis Klapproth, Patricia Jovičević‐Klug, Jürgen Gassmann, Dierk Raabe, Tim M. Schwarz, Matic Jovičević‐Klug","doi":"10.1002/adma.75385","DOIUrl":"https://doi.org/10.1002/adma.75385","url":null,"abstract":"Rare‐earth permanent magnets (REPMs) are crucial for electric vehicles, wind turbines, and other high‐efficiency electric motor systems. However, their production is energy‐intensive, and global recycling rates are below 0.2%. Machining swarf is the main industrial waste from REPMs production. Despite its high rare‐earth elements (REEs) content (∼20 wt.%), it has received limited attention for sustainable recycling. We introduce hydrogen plasma reduction (HPR) as a new environmentally friendly method to recover REEs from REPM swarf. By tuning the hydrogen content and treatment time, we achieve phase separation into metallic Fe and a Nd <jats:sub>2</jats:sub> O <jats:sub>3</jats:sub> ‐rich rare‐earth fraction, providing a concentrated intermediate for subsequent REPM production. The process also enables direct rare‐earth hydride formation, confirming the plasma‐assisted partial rare‐earth metallization in the molten state. This procedure turns REPM swarf into separated, high‐value, high‐purity feedstock in a single, acid‐free step. Against the ∼70 kg CO <jats:sub>2</jats:sub> ‐eq kg <jats:sup>−1</jats:sup> footprint of conventional REPM production, this recycling route offers a pathway toward substantially lower‐emission magnet production while reducing reliance on primary REE supply.","PeriodicalId":114,"journal":{"name":"Advanced Materials","volume":"10 1","pages":""},"PeriodicalIF":29.4,"publicationDate":"2026-10-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149172721","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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