采用溶胶凝胶前驱物制备氮化镓纳米晶体

人工晶体学报, 2006, 35(4): 682-685. doi: 10.3969/j.issn.1000-985X.2006.04.003

采用溶胶凝胶前驱物制备氮化镓纳米晶体

邱海林 ^1, , 王迎春 ^2, , 许光燕 ^3, , 曹传宝 ^4,

1.北京理工大学材料科学研究中心,北京,100081

2.北京理工大学材料科学研究中心,北京,100081

3.北京理工大学材料科学研究中心,北京,100081

4.北京理工大学材料科学研究中心,北京,100081

基金项目: 国家自然科学基金(20471007)

关键词：氮化镓 , 溶胶凝胶 , 光致发光

Synthesis of Nanocrystalline GaN by the Sol-gel Method

采用溶胶凝胶法制备的前驱物进一步在900℃,氨气气氛中氮化得到粒径相对均匀、平均粒径为11.2nm的六方相氮化镓纳米晶体.XRD, HRTEM, SAED, EDS, FTIR被用于表征产物的微结构及组成.室温光致发光光谱显示产物位于3.46eV的带边发光峰和从 2.6～3.2eV 的宽的发光带.产物可直接用于制备氮化镓量子点复合材料和制备高质量的一维氮化镓晶体.

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采用溶胶凝胶前驱物制备氮化镓纳米晶体

Synthesis of Nanocrystalline GaN by the Sol-gel Method

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