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題 名 | 雷射被覆含氮合金層之電化學性質研究 |
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作 者 | 黃忠誠; 蔡文達; 李汝桐; | 書刊名 | 材料科學 |
卷 期 | 27:3 1995.09[民84.09] |
頁 次 | 頁219-226 |
分類號 | 440.39 |
關鍵詞 | 含氮合金; 雷射被覆; 電化學; 鈍化; 吸附; Nitrogen-containing alloys; Laser surface cladding; Electrochemical behavior; Passivity; Adsorption; |
語 文 | 中文(Chinese) |
中文摘要 | 本文研究雷射被覆含氮合金層之電化學性質。含氮合金層的電化學行 為,由合金層在酸性氯離子溶液中的極化特性、電化學交流阻抗等加以瞭解。實 驗結果顯示:含氮合金層在酸性氯離子溶液中之鈍化能力以及極化阻抗均隨合金 層中鉻及氮含量的增加而提高。氮對合金層電化學行為之影響則配合表面分析的 結果等進一步加以探討。 |
英文摘要 | The electrochemical behaviors of laser cladded nitrogen-containing alloys in chloride solution were investigated by employing potentiodynamic polarization tests and electrochemical impedance spectroscopy (EIS) measurements. The chemical composition of passivefilms formed on alloys after EIS measurements were characterized with Auger electronspectroscopy (AES) and X-ray photoelectron spectroscopy (XPS). The experimental resultsshowed that the passivation and polarization resistance of the laser cladded nitrogen-containing alloys in chloride containing solution increased with increasing the Cr+N contentin the alloys, the electrochemical behavior in connection with the passive films of the alloyed layers were analyzed and discussed. |
本系統中英文摘要資訊取自各篇刊載內容。