頁籤選單縮合
題 名 | Fluorescence Properties of Colloidal CdSe/ZnS Quantum Dots with Various Surface Modifications |
---|---|
作 者 | Yuan, Chi-tsu; Chou, Wu-ching; Chuu, Der-san; Chang, Walter H.; Lin, Hong-sheng; Ruaan, Ruoh-chyu; | 書刊名 | Journal of Medical and Biological Engineering |
卷 期 | 26:3 民95.09 |
頁 次 | 頁131-135 |
分類號 | 410.1644 |
關鍵詞 | Quantum dots; Surface modifications; Time-resolved fluorescence spectra; Time-integrated fluorescence spectra; Fluorescence image; |
語 文 | 英文(English) |
英文摘要 | Colloidal CdSe/ZnS quantum dots (QDs) were modified by various functional ligands to study the effect of ligand modification on the fluorescence emission wavelength, efficiency, and mechanism for their application in nano-bio-photonics. The fluorescence spectra were investigated by the time-integrated and time-resolved as well as spatial-resolved micro-fluorescence measurements. Fluorescence spectra and decay profiles were significantly changed by the introduction of various ligands. The spatial dependent fluorescence of colloidal QDs in the ambient environment was observed. Fluorescence intensity imaging of colloidal QDs attached to Mercaptopropionic acid (MPA) ligands show a doughnut-like shape. |
本系統中英文摘要資訊取自各篇刊載內容。