Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5465579 | Surface and Coatings Technology | 2017 | 9 Pages |
Abstract
A diamond-like carbon (DLC) film is deposited on the NdFeB permanent magnet by plasma immersion ion implantation and deposition (PIII&D) and characterized by atomic force microscopy, scanning electron microscopy, Raman scattering, and mechanical tests. Electrochemical and immersion tests conducted for different time durations show that the corrosion resistance in 3.5% NaCl and 5Â mM H2SO4 is improved by the DLC coating and corrosion tests also reveal enhanced corrosion resistance in both media. The corrosion mechanism of both the untreated and DLC-coated NdFeB is proposed and discussed.
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Authors
Hao Wu, Shu Xiao, Donglai Chen, Abdul Mateen Qasim, Kejian Ding, Guosong Wu, Paul K. Chu,