查詢結果分析
來源資料
相關文獻
- 利用掃描穿隧顯微鏡量測P3HT/PCBM混摻太陽能電池的界面電子特性
- 鋼纖維混凝土之纖維與漿體界面機械性質研究
- 有機高分子異質接面反置型太陽能電池簡介
- 鹼性清洗劑
- 多媒體軸纜網路系統的軸纜數據機技術
- 黑鯛第一型類胰島素生長因子之融合蛋白質溶解性的研究
- Studies of Local Bonding and Chemistry at Internal Interfaces Using Electron Energy Loss Spectroscopy
- 從人機界面的演進淺談虛擬實境的定義
- Adhesion and Adsorption of High Energy Wetting Colloids on Low Energy Polymers: Interfacial Thermodynamics versus Electrostatic Interactions
- 踝關節運動力學之幾何特性
頁籤選單縮合
題 名 | 利用掃描穿隧顯微鏡量測P3HT/PCBM混摻太陽能電池的界面電子特性=Cross-Sectional Nanoscale Morphology and Interfacial Band Mapping of Phased-Separated Polymer/Fullerene Hybrid Solar Cells by Scanning Tunneling Microscopy |
---|---|
作 者 | 施敏權; 黃柏超; 林志誠; 李紹先; 陳信安; 邱雅萍; 陳俊維; | 書刊名 | 真空科技 |
卷 期 | 27:2 2014.06[民103.06] |
頁 次 | 頁46-50 |
分類號 | 468.1 |
關鍵詞 | 聚合物/富勒烯混摻太陽能電池; 異質接面; 能帶圖像化; 界面; 掃描穿隧式顯微鏡; Polymer/fullerene hybrid solar cells; Bulk heterojunction; Band mapping; Interface; Scanning tunneling spectroscopy; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究藉由剖面式掃描穿隧顯微鏡(Cross-Sectional Scanning Tunneling Microscope, XSTM)直接觀察及量測有機薄膜poly(3-hexylthiophene)(P3HT)以及[6,6]-phenyl C61 butyric acid methyl ester(PCBM)的界面。此方法能直接觀察到電子施體P3HT與受體PCBM間,根據位置所呈現出的能帶結構,並可達原子級的空間解析度。使用剖面式掃描穿隧顯微鏡獨特的優勢是能直接在太陽能電池異質接面(Bulk Heterojunction, BHJ)上同時量測到垂直形貌高度及所對應區域的電子特性,直接觀測到兩電極間隨位置變化的能態密度大小,提供了原子級的視野。這對於太陽能電池中電荷產生、電子傳輸及收集電荷的效率是重要的關鍵。 |
英文摘要 | Using cross-sectional scanning tunneling microscope (XSTM) with samples cleaved in situ in an ultrahigh vacuum chamber, this study demonstrates the direct visualization of high-resolution interfacial band mapping images across the film thickness in an optimized bulk heterojunction polymer solar cell consisting of nanoscale phase segregated blends of poly (3-hexylthiophene) (P3HT) and [6,6]-phenyl C61 butyric acid methyl ester(PCBM). We were able to achieve the direct observation of the interfacial band alignments at the donor (P3HT)-acceptor (PCBM) interfaces and at the interfaces between the photoactive P3HT: PCBM blends and the poly (3, 4-ethylenedioxythiophene) poly (styrenesulfonate) (PEDOT: PSS) anode modification layer with an atomic-scale spatial resolution. The unique advantage of using XSTM to characterize polymer/fullerene bulk heterojunction solar cells allows us to explore simultaneously the quantitative link between the vertical morphologies and their corresponding local electronic properties. This provides an atomic insight of interfacial band alignments between the two opposite electrodes, which will be crucial for improving the efficiencies of the charge generation, transport, and collection and the corresponding device performance of polymer solar cells. |
本系統中英文摘要資訊取自各篇刊載內容。