探索纳米硫化镉的制备方法,对纳米晶体形成机理、结构性能进行基础研究;分析了影响溶胶团簇性质的因素,包括体系温度、稳定剂比例、pH值和反应物用量。结果显示利用六偏磷酸钠为稳定剂,氯化镉和硫化钠为反应物在水相中反应可以制得稳定的硫化镉纳米溶胶团簇。
Abstract
The fabrication of nanophase CdS was investigated.The principles of the formation of nanophase CdS and its structures and performances were studied.The factors that influence the CdS colloid nano-clusters were investigated.These factors include the temperature of reaction system, the ratio of stabilizing agent, pH value and the quantities of reagents.The results indicate that stabilized CdS colloid nano-clusters can be prepared by using the reaction of cadmium chloride and sodium sulfide in water with the stabilizing of sodium hexametaphosphate.
关键词
纳米晶 /
硫化镉 /
六偏磷酸钠
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Key words
nano crystal /
cadmium sulfide /
sodium hexametaphosphate
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中图分类号:
TB331
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参考文献
[1] 杨建军,张治军,金振声,等. 非水溶剂中硫化镉纳米粒子的制备研究[J].河南大学学报(自然科学版),1994,24(3):45-47.
[2] 平贵臣,曹立新,王丽颖,等. CdS半导体纳米微粒的复合与组装[J].化学通报,2000,(2):32-36.
[3] 沈钟. 胶体与表面化学(第二版)[M].北京:化学工业出版社,1997.
[4] 颜彩繁,耿艳香,王宏杰,等. CdS半导体超微粒样品光谱性质的研究[J].光散射学报,2000,12(1):53-56.
[5] 钟兴厚. 无机化学丛书(第六卷)锌分族[M].北京:科学出版社,1995.779-780.
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脚注
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