研究生: |
吳承祐 Wu, Chang-Yo |
---|---|
論文名稱: |
電極與介電層對正負型有機五環素
場效電晶體影響 The influence of electrodes and dielectric layers on P- and N-type pentacene-based organic field-effect transistors |
指導教授: |
黃榮俊
Huang, J. C. A. |
學位類別: |
碩士 Master |
系所名稱: |
理學院 - 光電科學與工程研究所 Institute of Electro-Optical Science and Engineering |
論文出版年: | 2009 |
畢業學年度: | 97 |
語文別: | 中文 |
論文頁數: | 117 |
中文關鍵詞: | 五環素場效電晶體 、烴基 、電子捕捉 、介電層 、不對稱電極 |
外文關鍵詞: | pentacene OFET, gate dielectric, electrodes |
相關次數: | 點閱:90 下載:1 |
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本論文討論電極與介電層對於正負型有機五環素場效電晶體的影響,在介電層材料的選擇上,主要以有烴基和無烴基的結構不同來比較,有無清基會造成電子的捕捉能力不同,影響介電層與主動層之間感應的通道;而在電極的部分,使用不同功函數金屬做為電極,根據注入電子電洞的能力不同,使元件有操作正負型差別。討論此兩種介電層以及電極的部分,目的是為了選用適當的介電層可以改變場效電晶體操作正型或負型;而將不同功函數金屬做出不對稱電極元件,有機會可以做出發光場效電晶體。
In the present study, gate dielectric and electrodes are an important criterion in fabricated pentacene organic field-effect transistors (OFETs). Most of the reports about pentacene are usually use in the P-type organic field-effect transistors.In our work, incorporating a poly styrene polymer interfacial film as gate dielectric and calcium as electrode causes the pentacene-based OFETs to exhibit effective N-channel.
We used pentacene as active layer of OFETs with poly styrene polymer and several kinds of source-drain electrodes. To study the characteristics ambipolar of pentacene-based OFETs
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