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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 |
4Â¥2009-06-03 18:41:00
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5Â¥2009-06-03 18:44:45
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