negotiable 发表于 2025-3-28 17:55:21
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Bonded Rare Earth Magnets Produced by Hot Pressing,electronic devices, office automation equipment, automotive components and home appliances such as computer hard disk drives (HDD), CDs, DVDs and sensors. Polymer-bonded magnets have some advantages compared to their sintered counterparts which include: (a) Cost effectiveness: Bonded magnets are mad受人支配 发表于 2025-3-28 23:12:38
Developing Bonded HDDR Magnets for a Slovenian SME,evelop a material and a process which could be easily transferred to factory production. We processed the materials using a conventional hydrogenation-disproportionation-desorption-recombination (HDDR) process and a simple rotary-pump-type vacuum. The Pr and Zr substitutions were observed to have aKeratectomy 发表于 2025-3-29 04:57:56
Coercivity Mechanism in Nanocrystalline and Bonded Magnets,t magnets (pms). Whereas the early pms were based on the pinning of domain walls by grain boundaries, precipitations and dislocations, for AlNiCo and hard ferrites the nucleation mechanism became relevant. This latter mechanism also prevails in numerous rare-earth-transition metal compounds of sinteThrombolysis 发表于 2025-3-29 07:13:38
Pr-Fe-B-Cu Alloys Processed by Equal Channel Angular Pressing as Materials for Anisotropic Bonded Mnnel angular pressing allows producing Pr-Fe-B-Cu alloys as fine-grain bulk precursors with high coercivity and the radial orientation of the Pr.Fe.B easy axes. The precursors were pulverized by both mechanical grinding and hydrogen decrepitation. After optimization of the particle size and the heat包庇 发表于 2025-3-29 11:43:20
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Herbert Begemann,Johann Rastetterbellum America. This research addresses the meanings trance dances had for performers and observers and suggests that trancing increased participants’ senses of joy, empowerment, and community – aspects of the quality of life that modern Americans still seek through trancing in contexts as widely varied as rave culture and Pentecostal worship.