多壁奈米碳管/水泥複合材料之電磁屏蔽與熱傳導性質研究

Electromagnetic interference shielding effectiveness and thermal conductivity of carbon nanotube/cement composites

楊敬亭(Ching-Ting Yang)

指導教授 ： 徐文光

國立清華大學/工學院/材料科學工程學系/碩士(2010年)

摘要

本研究將酸化處理的多壁奈米碳管與水泥以超音波震盪與機械式拌合製成奈米碳管/水泥複合材料，發現添加1wt%以上的碳管能夠提升奈米碳管/水泥複合材的電磁波屏壁效能，但亦發現過多的碳管添加會產生聚集並使熱傳導係數與抗壓強度下降。

關鍵字

水泥 ； 奈米碳管 ； 電磁波屏蔽 ； 熱傳導係數

並列摘要

In this study, shielding of electromagnetic interference by composites made from multi-walled carbon nanotubes and cement is tested at radiofrequency and improved shielding effectiveness is realized at the expense of decrease in compressive strength and thermal conductivity.

並列關鍵字

cement ； carbon nanotube ； Electromagnetic interference shielding ； thermal conductivity

參考文獻

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