研究生: |
蘇怡方 Yi-Fang Su |
---|---|
論文名稱: |
聚三苯胺共軛高分子衍生物纏繞奈米碳管製成無色透明有機薄膜電晶體之研究 Study of Polytriarylamine Copolymer Wrapping Carbon Nanotube for Transparent Organic Thin Film Transistors |
指導教授: |
戴 龑
Yian Tai |
口試委員: |
陳志堅
Jyh-Chien Chen 王澤元 none 陳銘崇 none |
學位類別: |
碩士 Master |
系所名稱: |
工程學院 - 化學工程系 Department of Chemical Engineering |
論文出版年: | 2016 |
畢業學年度: | 104 |
語文別: | 中文 |
論文頁數: | 122 |
中文關鍵詞: | 聚三苯胺共軛高分子 、奈米碳管 、無色透明 、有機薄膜電晶體 |
外文關鍵詞: | PTAA, Transparent Organic Thin Film Transistors |
相關次數: | 點閱:332 下載:6 |
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本研究論文成功製作出無色透明有機薄膜電晶體,並利用纏繞微量奈米碳管,以有效提升聚三苯胺共軛高分子衍生物(Polytriarylamine,PTAA)製成薄膜電晶體的電性;並探討纏繞不同含量的奈米碳管及不同側鏈長度的聚三苯胺共軛高分子對薄膜電晶體的影響。
在研究中,利用了原子力顯微鏡(AFM)、掃描式電子顯微鏡(SEM),分析聚三苯胺共軛高分子纏繞奈米碳管前後造成薄膜表面的差異。也利用紫外光/可見光分光光譜儀(UV-vis)、光激發螢光光譜儀(PL),分析聚三苯胺共軛高分子纏繞不同含量的奈米碳管其光學及電性影響。
而在製成薄膜電晶體方面,利用不同側鏈長度的聚三苯胺共軛高分子,探討側鏈長短對薄膜電晶體電性影響。再繼續探討不同側鏈長度纏繞不同含量的奈米碳管對薄膜電晶體電性影響。最後,期望更換介電材料以再提升電晶體電性,及用透光度高的氧化銦錫(ITO)取代鋁閘極以再提升透光區域。
In this research, we demonstrated the colorless and transparent organic thin film transistors, and utilized small amount carbon nanotubes which wrapped on PTAA to improve the performance of PTAA-based TFT. The effects of carbon nanotube content and length of side chains of the PTAA on the thin-film transistor were investigated.
We analyzed the difference of PTAA film morphology with and without wrapping carbon nanotubes by Atomic Force Microscope (AFM) and Scanning Electron Microscope (SEM). Moreover, we used Ultraviolet / Visible spectrophotometer (UV-Vis) and Photo-Luminescence Spectrometry (PL) for studying the optical and electrical effect of wrapping different contents of carbon nanotubes on PTAA conjugated polymer.
Regarding the construction of the film transistor, the influence of the lengths of the side chains of PTAA on the mobility of the film transistor was investigated, followed by an evaluation of the effect of the contents of the carbon nanotubes on the mobility of the film transistor. In the future, we expect that dielectric material can be replaced by higher dielectric constant material to improve the performance of OTFT and the aluminum gate could be substituted with a high-transmittance ITO in order to further enhance the aperture ratio.
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