Advanced Engineering Materials最新文献

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Compressive Behaviors and Deformation Mechanisms of Open-Cell AlSi Foam 开孔Al -硅泡沫的压缩行为和变形机制
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-09 DOI: 10.1002/adem.202402818
Ming Xie, Zhaoquan Li, Yaopeng Duan, Jing Lin, Gaofeng Fu, Yongliang Mu
{"title":"Compressive Behaviors and Deformation Mechanisms of Open-Cell AlSi Foam","authors":"Ming Xie,&nbsp;Zhaoquan Li,&nbsp;Yaopeng Duan,&nbsp;Jing Lin,&nbsp;Gaofeng Fu,&nbsp;Yongliang Mu","doi":"10.1002/adem.202402818","DOIUrl":"https://doi.org/10.1002/adem.202402818","url":null,"abstract":"<p>Open-cell Al<span></span>Si foams with varying cell sizes and pore structures are fabricated using infiltration casting. Foams with uniform cell sizes ranging from 2.0 to 4.0 mm and 1.5 to 2.0 mm exhibit typical open-cell walls. In contrast, a foam with a mixed cell size distribution (1.5 to 4.0 mm) demonstrates improved connectivity but exhibits more structural defects. Quasistatic uniaxial compression tests are performed to evaluate the compressive behavior of the foams. The deformation process and energy absorption mechanisms of three foams are comprehensively analyzed from macroscopic sample scale to pore scale using X-ray computed tomography. The results indicate that foams with smaller cell sizes deform uniformly, with the highest compressive strength of ≈20 MPa, while those with larger cell sizes exhibit localized deformation. The foam with mixed cell sizes and a hybrid scaffold structure (3D skeletal network) displays broader deformation zones and localized deformation, rather than distinct deformation bands.</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 7","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143801338","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Optimization of Process Parameters to Minimize Porosity and Splash in Cold Metal Transfer and Pulse Wire Arc Additive Manufacturing of High-Strength Aluminum Alloy 高强铝合金冷金属转移和脉冲电弧增材制造工艺参数优化以减少气孔和飞溅
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-06 DOI: 10.1002/adem.202402155
Zhiqiang Zhang, Shuai Zhuo, Xuecheng Lu, Junpei Yan, Pan Gong, Tiangang Zhang, Dongquan Wu, Hongli Liu
{"title":"Optimization of Process Parameters to Minimize Porosity and Splash in Cold Metal Transfer and Pulse Wire Arc Additive Manufacturing of High-Strength Aluminum Alloy","authors":"Zhiqiang Zhang,&nbsp;Shuai Zhuo,&nbsp;Xuecheng Lu,&nbsp;Junpei Yan,&nbsp;Pan Gong,&nbsp;Tiangang Zhang,&nbsp;Dongquan Wu,&nbsp;Hongli Liu","doi":"10.1002/adem.202402155","DOIUrl":"https://doi.org/10.1002/adem.202402155","url":null,"abstract":"<p>\u0000This article examines the application of advanced cold metal transfer plus pulse composite arc technology for the thin-walled additive manufacturing of high-strength aluminum alloy AA2024. Response surface methodology is employed to design experiments and variance analysis is utilized to assess the model's reliability. Results are further optimized and validated using the non-dominated sorting genetic algorithm II. The focus is on optimizing key process parameters—wire feeding speed, interlayer temperature, protective gas flow rate, and welding wire elongation—to minimize porosity and splash. A comprehensive analysis of parameter interactions is conducted using contour maps and response surface plots. The findings indicate that wire elongation most significantly affects porosity, while wire feeding speed has the greatest impact on splash. The optimized parameters effectively reduce grain size under low heat input conditions, decrease hydrogen-induced porosity and solidification defects, achieving a porosity rate of 0.46% and a splash rate of 0.83%.</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 7","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143801635","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Fabrication of Copper Patterns on a Curved Surface by Direct Laser Metallization from Deep Eutectic Solvents 用深共晶溶剂直接激光金属化在曲面上制备铜图案
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-05 DOI: 10.1002/adem.202401652
Dmitry Shestakov, Evgeniia Khairullina, Andrey Shishov, Ildar Yusupov, Andrey Komlev, Daria Markina, Eduard Danilovskiy, Mingzhao Song, Sergey Makarov, Ilya Tumkin, Lev Logunov
{"title":"Fabrication of Copper Patterns on a Curved Surface by Direct Laser Metallization from Deep Eutectic Solvents","authors":"Dmitry Shestakov,&nbsp;Evgeniia Khairullina,&nbsp;Andrey Shishov,&nbsp;Ildar Yusupov,&nbsp;Andrey Komlev,&nbsp;Daria Markina,&nbsp;Eduard Danilovskiy,&nbsp;Mingzhao Song,&nbsp;Sergey Makarov,&nbsp;Ilya Tumkin,&nbsp;Lev Logunov","doi":"10.1002/adem.202401652","DOIUrl":"https://doi.org/10.1002/adem.202401652","url":null,"abstract":"<p>In recent years, the fabrication of conductive patterns on curved surfaces with a high-resolution and low-cost manner has attracted higher attention both from the scientific community and industry. Numerous studies were on the development of maskless metallization methods for various non-conductive materials, but few of them have shown results on curved surfaces. Here, we present for the first time the possibility of maskless metallization of a curved surface using direct laser metallization (DLM) from deep eutectic solvents (DES). The degree of shading, scanning speed, and number of scans were optimized for glass substrates with varying degrees of curvature. The obtained copper pattern have controlled roughness, excellent stability, and adhesion. A new milestone was achieved for deposition rate for this method (−18.8 mm s<sup>−1</sup>). The resistivity of the copper layer measured using a four-point probe method is about 0.7 mΩ cm. As a proof of concept, we fabricated radio-frequency identification (RFID)FID tags on the curved silicate glass surface and measured their characteristics.</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 7","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143801688","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Influence of Laser Strategies on Performance of Lattice Structures from Magnesium Alloy WE43 Produced by Laser Beam Powder Bed Fusion 激光策略对激光粉末床熔合WE43镁合金晶格结构性能的影响
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-05 DOI: 10.1002/adem.202402625
Jan Jaroš, Daniel Ožvoldík, Ondřej Vaverka, Klára Nopová, Jakub Hurník, Tomáš Zikmund, Jozef Kaiser, Daniel Koutný
{"title":"Influence of Laser Strategies on Performance of Lattice Structures from Magnesium Alloy WE43 Produced by Laser Beam Powder Bed Fusion","authors":"Jan Jaroš,&nbsp;Daniel Ožvoldík,&nbsp;Ondřej Vaverka,&nbsp;Klára Nopová,&nbsp;Jakub Hurník,&nbsp;Tomáš Zikmund,&nbsp;Jozef Kaiser,&nbsp;Daniel Koutný","doi":"10.1002/adem.202402625","DOIUrl":"https://doi.org/10.1002/adem.202402625","url":null,"abstract":"<p>Lattice structures made of magnesium alloys are perspective for lightweight and biomedical applications. The processing of magnesium alloys and the production of complex geometries is possible with laser beam powder bed fusion. However, the small material volume of the lattice structures and the magnesium alloy require specific process parameters in order to achieve a high quality of the material. Therefore, the influence of two perspective laser strategies (contour strategy and hatch strategy), their combination, and skywriting is investigated. The geometry of the body-centered-cubic (BCC) lattice structure is used, representing the most difficult lattice structure to produce due to the struts inclination. A relative material density of over 99% is achieved with three laser strategies. The laser strategies have a direct influence on the pore distribution, pore shape, and microstructure. All these parameters can influence the mechanical performance of the BCC structures. The best performance is achieved with the hatch strategy with skywriting, which results in a low number of dangerous pores and a fine microstructure. The Young's modulus of material of 40 GPa and the effective elastic modulus of BCC structure of 136 MPa are achieved.</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 7","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adem.202402625","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143801685","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Supercooling Effect in Miniature Gallium Phase Transition Cell 微型镓相变电池的过冷效应
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-05 DOI: 10.1002/adem.202402763
Giuseppina Lopardo, Fabio Bertiglia, Giuseppe Braccialarghe, Michael Florio, Ferruccio Girard, Domenico Giraudi, Federico Santoro
{"title":"Supercooling Effect in Miniature Gallium Phase Transition Cell","authors":"Giuseppina Lopardo,&nbsp;Fabio Bertiglia,&nbsp;Giuseppe Braccialarghe,&nbsp;Michael Florio,&nbsp;Ferruccio Girard,&nbsp;Domenico Giraudi,&nbsp;Federico Santoro","doi":"10.1002/adem.202402763","DOIUrl":"https://doi.org/10.1002/adem.202402763","url":null,"abstract":"<p>Miniature gallium fixed-point cells are widely used as temperature standards and, because of their near-ambient transition temperature (29.7646 °C), are used in a variety of applications for the accurate in situ calibration of thermometers traceable to international system of units. A peculiarity of gallium, compared to other metal fixed-points, is its high degree of supercooling which can limit its possible applications. However, in literature, different authors observed the suppression of supercooling in case of small gallium cells. The reason for this is not completely clear. In this article, the supercooling effect was investigated in the specific case of a miniature gallium cells designed for space applications. The results show that the degree of supercooling is function of the thermal history of the cell. As the temperature of the metal, in the liquid state, increased, a linear dependence between the overheating of the sample and the supercooling effect was observed. This relationship is particularly important when the cell must be used to perform subsequent calibration cycles. An understanding of the factors that govern the supercooling, as proposed in this study, could help to develop ways to control it, in the design of calibration systems, and procedures to be used in different applications.</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 7","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adem.202402763","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143801687","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Production of TiNi/Ti2AlN Multilayer Films with Different Numbers of Layers and Evolution of Tribological and Adhesion Properties 不同层数TiNi/Ti2AlN多层膜的制备及其摩擦学和粘附性能的演变
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-05 DOI: 10.1002/adem.202402103
Semih Duran, Hikmet Çiçek, Ahmet Melik Yılmaz, İhsan Efeoğlu
{"title":"Production of TiNi/Ti2AlN Multilayer Films with Different Numbers of Layers and Evolution of Tribological and Adhesion Properties","authors":"Semih Duran,&nbsp;Hikmet Çiçek,&nbsp;Ahmet Melik Yılmaz,&nbsp;İhsan Efeoğlu","doi":"10.1002/adem.202402103","DOIUrl":"https://doi.org/10.1002/adem.202402103","url":null,"abstract":"<p>TiNi/Ti<sub>2</sub>AlN multilayer films are deposited on AISI M2 steel and Inconel 718 substrates using the magnetron sputtering technique. After heat treatment at 750 °C, TiNi and Ti<sub>2</sub>AlN MAX phase crystal structures are obtained in these films. The effects of different layer numbers on the structural, mechanical, tribological, adhesion, and fatigue properties of TiNi/Ti<sub>2</sub>AlN multilayer films are investigated. All films’ thickness is measured to be ≈2 μm. The 20 layers film deposited on Inconel 718 exhibited the best mechanical properties, with a hardness of 30.6 GPa and an elastic modulus of 407 GPa. A significant improvement in the tribological performance of the films is observed with an increasing number of layers. The lowest wear rate, calculated as 1.96 × 10<sup>−5</sup> (mm<sup>3</sup> (N·m)<sup>−1</sup>), is observed for the 20 layers film deposited on Inconel 718 at room temperature. At high temperatures, the friction coefficients of the 16 and 20 layers films deposited on Inconel 718 decreased to 0.25. In terms of adhesion properties, the 10 layers films deposited on AISI M2 steel demonstrated the best performance with a critical load value of 45 N. The results of the multipass scratch test clearly showed that the 20 layers film deposited on Inconel 718 exhibited the best fatigue behavior among all films.</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 7","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adem.202402103","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143801759","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Preparation and Evaluation of 4D-Printed Poly(L-lactic) Acid/Silk Fibroin Polymer Blends with Enhanced Mechanical Properties and Water-Induced Shape Memory Effects 制备和评估具有增强机械性能和水诱导形状记忆效应的 4D 印刷聚(L-乳酸)/蚕丝纤维聚合物混合物
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-03 DOI: 10.1002/adem.202402496
Beibei Zhou, Yulong Zou, Hongyang You, Bing Zhang, Xili Lu
{"title":"Preparation and Evaluation of 4D-Printed Poly(L-lactic) Acid/Silk Fibroin Polymer Blends with Enhanced Mechanical Properties and Water-Induced Shape Memory Effects","authors":"Beibei Zhou,&nbsp;Yulong Zou,&nbsp;Hongyang You,&nbsp;Bing Zhang,&nbsp;Xili Lu","doi":"10.1002/adem.202402496","DOIUrl":"https://doi.org/10.1002/adem.202402496","url":null,"abstract":"<p>\u0000The integration of water-induced shape memory polymers into 4D printing provides novel opportunities to create innovative intelligent medical devices. Herein, poly(L-lactic) acid (PLLA)/silk fibroin (SF) scaffolds with water-induced shape memory capabilities and enhanced mechanical properties are developed using direct-write 4D printing technology. By analyzing the influence of the content of SF on the rheological properties, apparent viscosity and volatile properties of the ink, and the direct writing process of PLLA/SF scaffolds is systematically investigated. Results reveal that the PLLA/SF-30 wt% scaffold with a 50% filling ratio achieves the optimal mechanical properties, a compressive strength of 12.27 MPa, and a compressive modulus of 2.01 MPa, which is 1.42 and 2.83 times that of pure PLLA scaffolds, respectively. Furthermore, the PLLA/SF-30 wt% scaffold exhibits good shape memory behavior in water at 40 °C, with a shape fixation ratio (<i>R</i><sub>f</sub>) of 94.6% and a shape recovery ratio (<i>R</i><sub>r</sub>) of 67.0%. A 4D-printed grabber made from PLLA/SF-30 wt% can successfully grasp objects weighing 10 times its own weight. These results provide important insights into the potential applications in healthcare, enhancing their promise for personalized medical devices.</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 7","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143801512","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Reinforced Polymer Composite Filaments in Fused Deposition Modeling of 3D Printing Technology: A Review 增强聚合物复合材料长丝熔融沉积建模3D打印技术综述
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-03 DOI: 10.1002/adem.202402509
R. Nekin Joshua, Aravind Raj Sakthivel
{"title":"Reinforced Polymer Composite Filaments in Fused Deposition Modeling of 3D Printing Technology: A Review","authors":"R. Nekin Joshua,&nbsp;Aravind Raj Sakthivel","doi":"10.1002/adem.202402509","DOIUrl":"https://doi.org/10.1002/adem.202402509","url":null,"abstract":"<p>Fused deposition modeling (FDM) is one of the most commonly used 3D printing techniques. FDM uses thermoplastics to manufacture the final product. This review article provides a comprehensive overview of the use of composite materials in FDM 3D printing. It explores various filament manufacturing methods, highlighting extrusion techniques. The main advantages of using composite materials are discussed, then recycled composite filaments, their benefits, and the difficulties and possibilities related to their applications are covered. Next, the uses of composite filaments in aerospace, automotive, medical, electronics, and prosthetics/orthotics are explored. Finally, the review discusses the current challenges and suggests future directions for research.</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 9","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143908935","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Co–Fe–Ni-Based High-Entropy Superalloys with γ/γ′ Microstructure 具有 γ/γ′ 显微结构的 Co-Fe-Ni- 基高熵超合金
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-03 DOI: 10.1002/adem.202402459
Brandon Ohl, Davin Yoo, David C. Dunand
{"title":"Co–Fe–Ni-Based High-Entropy Superalloys with γ/γ′ Microstructure","authors":"Brandon Ohl,&nbsp;Davin Yoo,&nbsp;David C. Dunand","doi":"10.1002/adem.202402459","DOIUrl":"https://doi.org/10.1002/adem.202402459","url":null,"abstract":"<p>Six multi-principal-element (“high-entropy”) Co–Fe–Ni-based superalloys are produced with 1) various ratios of Co, Fe, and Ni; 2) a constant concentration (13 at%) of γ′ formers (sum of Al, Ti, V, Nb, and/or Ta) without W; and 3) up to 8% Cr. The role of different ratios of γ′ to γ formers on stability of the γ + γ′ microstructure is investigated <i>via</i> calorimetry and metallographic imaging after aging for 1000 h at 850 °C, culminating in a W-free superalloy with equiatomic concentrations of γ- and γ′-forming elements: (Co<sub>0.33</sub>Fe<sub>0.33</sub>Ni<sub>0.33</sub>)<sub>87</sub>(Al<sub>0.33</sub>Ti<sub>0.33</sub>V<sub>0.33</sub>)<sub>13</sub>. This new alloy displays a γ/γ′ microstructure with γ′ volume fraction of ≈40% and no additional phases. Herein, a stable, continuous γ + γ′ phase field is found when transitioning from W-free Co-based superalloys to this new equiatomic (CoFeNi)<sub>87</sub>(AlTiV)<sub>13</sub> composition. An intermediate Co–Ni–Fe superalloy with high Cr content (31Co–30Ni–18Fe–8Cr–5Al–3V–2Ti–1.5Nb–1.5Ta, at%) shows a higher solvus temperature and larger γ′ volume fraction, consistent with the addition of two refractory elements (Nb and Ta).</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 7","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143801621","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Functional Recycling and Reuse of Nd–Fe–B Permanent Magnets from Various Waste Streams for a more Sustainable and Resilient Electromobility 从各种废料流中回收和再利用钕铁硼永磁体,实现更可持续和更具弹性的电动交通
IF 3.4 3区 材料科学
Advanced Engineering Materials Pub Date : 2025-03-03 DOI: 10.1002/adem.202402815
Mario Schönfeldt, Konrad Opelt, Mahmudul Hasan, Michael Gröninger, Dennis Jahnke, Jürgen Gassmann, Oliver Gutfleisch
{"title":"Functional Recycling and Reuse of Nd–Fe–B Permanent Magnets from Various Waste Streams for a more Sustainable and Resilient Electromobility","authors":"Mario Schönfeldt,&nbsp;Konrad Opelt,&nbsp;Mahmudul Hasan,&nbsp;Michael Gröninger,&nbsp;Dennis Jahnke,&nbsp;Jürgen Gassmann,&nbsp;Oliver Gutfleisch","doi":"10.1002/adem.202402815","DOIUrl":"https://doi.org/10.1002/adem.202402815","url":null,"abstract":"<p>The feasibility of using recycled magnets in e-mobility applications such as Pedelecs, e-Scooters, and Hoverboards is being investigated with regard to their performance and recyclability. For this, a variety of end-of-life (EoL) magnet waste streams serve as feedstock for the production of recycled magnets which should then meet the necessary specifications for use in the above applications. After the production of a large number of such recycled magnets, these are installed in the demonstrators. Measurements on various test benches show that the demonstrators with recycled or reused magnets exhibit across the entire rotation speed range a similar or higher electromotive force or induced voltage as compared to their counterparts with primary magnets. While the e-Scooter motor achieves almost the same induced voltage (–0.7%) by using recycled magnets, the Hoverboard motor shows even an increased voltage of 6.7%. In the case of the Pedelec motor, the reuse of EoL-magnets leads to a voltage increase of 0.9% compared to the use of primary magnets. At the same time, an increased sustainability of these devices through a reduced CO<sub>2</sub> footprint can be achieved by the use of recycled or reused magnets.</p>","PeriodicalId":7275,"journal":{"name":"Advanced Engineering Materials","volume":"27 7","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adem.202402815","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143801620","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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