SMM Analysis: As the US-China Trade War Escalates, Where Will Imported Secondary Copper Raw Materials Go? On April 10, 2025, the US government announced an increase in the "reciprocal tariff" rate on ...

Copyright 2025 The Associated Press. All Rights Reserved. Copyright 2025 The Associated Press. All Rights Reserved. This artistic animation shows asteroid 2024 YR4 ...

在硬盘（HDD）中，镝被添加至永久钕铁硼（NdFeB）磁铁中，用于控制读写磁头的音圈马达（VCM），以提升磁铁在高温下的矫顽力（抗退磁能力）。

A female disc golfer has gone viral after refusing to compete against a transgender opponent at a competition in Nashville last Friday. Abigail Wilson was filmed picking up her belongings and ...

One form of magnet that the tariffs will affect is sintered neodymium-iron-boron (NdFeB) magnets, crucial for EV motors and wind turbines. This marks the first time rare earth magnets are included ...

Ben Winks, a Cincinnati-based disc golfer, throws a disc toward Bertsch Hill in Tawawa Park. Photo submitted by Duane Gaier SIDNEY — The City of Sidney Recreation Board approved proceeding with ...

The lumbosacral joint represents where the lumbar and sacral spine adjoin. L5-S1 is vulnerable to misalignment and injury. It can also be the site of a disc herniation or a spine disorder called ...

比如F-35战机的起落架的电动机，需要在200℃左右的高温下依然能保持磁性的钕铁硼永磁材料（NdFeB）。但这种特种磁铁并不耐高温，然而只要加入3%~5 ...

In HDDs, dysprosium is added to permanent neodymium-iron-boron (NdFeB) magnets used in voice coil motors, which control the read/write head as it improves the magnet's coercivity under high ...