Facile synthesis of tunable fluorescent carbon dots and their third-order nonlinear optical properties
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- 作者：Li Ma ; Weidong Xiang ; xiangweidong001@126.com" class="auth_mail" title="E-mail the corresponding author ; Haihong Gao ; Jiangyan Wang ; Yingying Ni ; Xiaojuan Liang
- 关键词：Carbon dots ; Tunable fluorescence ; Nonlinear optical properties ; Z-scan technique ; Stuctrual characterization ; Excitation-independent emission
- 刊名：Dyes and Pigments
- 出版年：2016
- 出版时间：May 2016
- 年：2016
- 卷：128
- 期：Complete
- 页码：1-7
- 全文大小：2299 K
文摘
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A series of CDs with tunable fluorescence emission wavelengths have been successfully synthesized.
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CDs presented tunable excitation-independent fluorescence accompanied by significant increase in intensity by simple adjustment of the concentrations.
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The third-order optical nonlinearity of CDs with different concentrations by Z-scan technique at 532 nm.