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I made CoFeB thin film on PMMA. The film thickness is from 100 nm to 10 nm. To measure magnetic properties, an M-H loop according to the angle was obtained using a VSM. However, the graph by angle...
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Generally, if surface roughness increases, coercivity increases as well. Due to the increasing surface roughness, domain-wall pinning started to contribute to the coercivity. So I etched the...
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The upper and lower left images are the morphology of the sample, and the right two images are MFM images. Through these images, I would like to explain the domain differences in detail for the...
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