2020年2月1日 A milestone was the discovery of new alloys of a rare earth element with ferromagnetic cobalt (Co) or iron (Fe). These rare earth permanent magnets now create the
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2022年2月2日 Electrical machines using permanent magnets are more efficient than those without. Currently, all known strong magnets contain rare earth (RE) elements, and they are
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2024年4月11日 In this paper, the recent progress of AM technology in different rare earth permanent magnetic materials is summarized, including Nd-Fe-B, Sm-Co, and Sm-Fe systems, the magnetic properties of AM magnets and traditional technologies magnets are compared, the methods to enhance the magnetic properties of AM magnets are investigated ...
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2021年6月1日 Across the globe, there is a growing demand for advancing technologies made from rare earth elements (REEs), particularly consumer electronics (e.g., cellular phones and
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Identifying improved and sustainable alternatives to “classic” separation techniques is an active research field due to its potential widespread impact in fundamental and applied chemistry. As
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2022年6月1日 The operation principle, design considerations and restrictions of each type of less-rare-earth PM motor is sequentially discussed. Finally, combined with the potential electric vehicle application, the key problems of less-rare-earth PM motor are summarized and the corresponding technological means are prospected.
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2023年12月29日 Rare earth magnet manufacturing is now a fairly mature process with incremental improvements being made to properties and production efficiency. The most
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2022年6月15日 Here, we show that deep neural networks, trained on the available experimental data, can be used to predict accurate distribution coefficients for solvent extraction of
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Abstract: Many electric traction drive systems (ETDSs) are driven by electric motors primarily composed of high-energy rare-earth (RE) permanent magnets (PMs), such as neodymium
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2019年10月21日 Found in the Earth’s crust, rare earths are critical elements used in cars, consumer electronics, computers, communications, clean energy and defense systems. There are 17 elements that are considered to be rare earth elements (REE). Fifteen of those elements are in the lanthanide series and two additional elements share similar chemical properties. They
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NdFeB, Rare Earth Magnet, Permanent Magnet, Neocube Magnet, Magnetic Material, Magnetic Promotional Gift, Fridge Magnet, SmCo Magnet, ... Chemical Pharmaceutical Machinery. City/Province: Dalian, Liaoning, China. China OEM Factory Custom 3D Logo Soft Rubber PVC Fridge Magnet Manufacturer Full Color Printed Custom Fridge Magnet with Header ...
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2023年12月22日 China, the world's top processor of rare earths, banned the export of technology to make rare earth magnets on Thursday, adding it to a ban already in place on technology to extract and separate ...
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2023年12月27日 Rare earth metals are vital in driving AI and semiconductor innovations, but challenges like supply dependency and environmental concerns persist. (AIM)—Rare earth elements (REEs) have become increasingly important in modern technology, particularly in the realms of artificial intelligence (AI) and semiconductors.
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2020年7月14日 Rare-earth mining is notorious for the environmental hazards it poses and while the challenges of cleaning up the environment are steep, researchers in China are making breakthroughs that could turn the tide. — What Are Rare-Earth Metals? Rare-earth metals are a set of seventeen elements, including scandium, yttrium, and praseodymium.
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1972年3月1日 New design concepts will have to be developed for the application of Rare Earth magnets in rotating field structures. Present design concepts have mainly been worked out for Alnico 5–7, a material with an extremely high remanence flux density but a very low coercive force. They do not fit the Rare Earth magnets.
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2020年3月4日 Abstract: This paper proposes a novel Bi-Magnet machine design concept in which ferrite and rare earth magnet materials are both utilized for torque production. The proposed design aims to reduce the cost of permanent magnet machines by minimizing the use of expensive high-grade rare earth magnet materials without compromising the high
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2024年1月10日 Rare earth magnets, which are essential for the world’s net-zero transition by 2050 through their use in electric vehicle (EV) engines and in offshore wind turbines, attracted increasing attention in 2023. Before Christmas, China prohibited the export of rare earth production technology and machinery, ...
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Rare Earth Elements (REEs) have emerged as crucial components in modern technology, playing a pivotal role in various industries due to their unique properties. As their name suggests, REEs are not abundant in the Earth's crust, making them valuable and sought after for numerous applications. Understanding the geology and mining of REEs is essential for sustainable
More2023年12月22日 China, the world's top processor of rare earths, banned the export of technology to make rare earth magnets on Thursday, adding it to a ban already in place on technology to extract and separate ...
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In a 2013 briefing paper, the EU (which has very few rare earth deposits – in Sweden, Germany and possibly Ireland), for instance, noted: ‘The supply-demand balance, in the near future, shows important differences among REEs but it is
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2023年4月6日 The Rare Earth (RE) resources in India are reported to be the fifth largest in the world. Indian resource is significantly lean w.r.t. grade and it is tied with radioactivity making the extraction long, complex and expensive. Further, Indian
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Hitachi Develops Recycling Technologies for Rare Earth Metals Developing machinery to separate and collect rare earth magnets from end-of-life products, extracting rare earths from rare earth magnets using a dry process Tokyo, December 6, 2010 - - - Hitachi, Ltd. (NYSE:HIT / TSE:6501) today announced that it has
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This digital collection features materials related to rare earth elements, a group of 17 elements composed of scandium, yttrium, and the lanthanides. ... Welsbach, Carl (Auer von Welsbach), 1858-1929, Women employees, Rare earths, Machinery in the workplace, Machinery; Advertisements. Healthful Effect of Gas Light Advertisement.
More2022年3月17日 Rare earth elements (REEs) are important raw materials for green technologies. However, REE mining and production uses techniques that are often not environmentally sustainable. Life cycle assessment (LCA) is a well-recognized method for evaluating the environmental impacts of products and technologies. This article provides an overview of the
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2023年4月6日 China is considering banning the export of technologies used to produce high-performance rare earth magnets deployed in electric vehicles, wind turbine motors and other products, citing "national security" as a reason, it has been learned.From a report: With the global trend toward decarbonization driving a shift toward the use of electric motors, China is
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1 天前 A newly discovered protein naturally houses an unusual binding site that can differentiate between rare earth elements, and researchers at Penn State have made it even better. Rare earth elements are key components used in everything from modern tech to gasoline production. The protein, called LanD, enriches neodymium and praseodymium over other similar rare
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2017年1月7日 Texpert is the pioneering Manufacturer, Trader, Exporter, and Importer firm dealing in finest grade Scattering Tubes and Hand Knotters since 2008.Since our modest beginnings, we laid emphasis on modernized RD, which resulted in a broadened product portfolio of highly demanded Rare Earth Magnet, Ultrasonic Humidifier, and Textile
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