一步法合成特异性pH响应碳量子点及其发光机理研究
高东1,2,张煜亮3,孙静2,范宏筠1(
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One-step Synthesis of Specific pH-responsive Carbon Quantum Dots and Their Luminescence Mechanism
GAO Dong1,2,ZHANG Yu-Liang3,SUN Jing2,FAN Hong-Jun1()
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图6. 碳量子点在不同比例甲醇和水混合溶液中的荧光图谱
Fig. 6. Fluorescent spectra of prepared CDs in the mixed solution of methanol and water at methanol concentration of 75% (a), 50% (b) and 25% (c) under various excitation wavelengths, and their optical images under UV lamp excitation (365 nm) (d)
