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The NC purification included precipitation with methanol from
paraffin liquid, centrifugation, and redissolving the CdSe QDs
in CHCl3. At first, the CdSe QD solution was mixed with CHCl3
to form a well-distributed CdSe QD solution, and the methanol
was added to precipitate CdSe QDs. Then the precipitated CdSe
QDs were separated by centrifugation, further washed with
methanol three times, and dried in a vacuum for XRD
characterization or redissolved in CHCl3 for TEM analysis
Bin Xing, Wanwan Li, Hongjing Dou, Pengfei Zhang, and Kang Sun*

State Key Laboratory of Metal Matrix Composites, Shanghai Jiao Tong UniVersity
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