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Browsing by Author "shi, jin-cheng"

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    可調變磁場的永久磁鐵組的開發暨應用於振動樣品磁量儀
    (2015) 施俊成; shi, jin-cheng
    摘要 本論文是可調變磁場的永久磁鐵組及激振器之震動樣品磁量儀(Vibarting Sample Magnetometer),系統主要以Halbach array所組成的可調變磁場的永久磁鐵組取代舊式需以高功率直流電源供應供給電壓電流的電磁鐵產生一可變磁場,而震動系統則以激振器給予一穩定的震動,頻率控制於範圍為30 Hz。本實驗系統之樣品管材料主要使用塑膠鋼製成,主要為了避免量測樣品罐受磁化後干擾實驗量測訊號,而量測樣品棒材料則選擇纖維強化高分子複合材料(簡稱:FRP),此種材料特色是重量較輕以及有著較高的鋼韌性。

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