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4. 不同pH条件下碳量子点的荧光光谱(a~g)、pH值与碳量子点荧光强度的关系(EX=360 nm)(h)和不同pH值的碳量子点溶液在紫外灯下的荧光照片(i)
Fig. 4. Fluorescent spectra of as-prepared CDs with different pH values under various excitation wavelengths (a-g), fluorescent intensity at different pH under excitation of 360 nm (h) and optical images of prepared CDs with different pH under UV lamp (365 nm) (i)
