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采用温度梯法在纯铁触媒体系下,通过掺入三聚氰胺(C3N6H6)进行宝石级金刚石的合成,探究氮氢对合成宝石级金刚石的形貌、颜色影响.实验结果表明在纯铁触媒的体系中,随着三聚氰胺添加量的增加,宝石的颜色由棕黄色变为浅绿色;红外光谱检测显示,随着三聚氰胺添加量的增加,样品中氮得得含量逐渐增多,并且伴随着宝石级金刚石从样貌形态及内在物质含量上发生了明显变化.

参考文献

[1] Palyanov, YN;Kupriyanov, IN;Borzdov, YM;Sokol, AG;Khokhryakov, AF.Diamond Crystallization from a Sulfur-Carbon System at HPHT Conditions[J].Crystal growth & design,20096(6):2922-2926.
[2] Yu.Borzdov;Yu.Pal'yanov;I.Kupriyanov;A.Khokhryakov;A.Sokol;A.Efremov;V.Gusev.HPHT synthesis of diamond with high nitrogen content from an Fe_3N-C system[J].Diamond and Related Materials,200211(11):1863-1870.
[3] Liu, X.;Jia, X.;Zhang, Z.;Li, Y.;Hu, M.;Zhou, Z.;Ma, H.-A..Crystal growth and characterization of diamond from carbonyl iron catalyst under high pressure and high temperature conditions[J].Crystal growth & design,20119(9):3844-3849.
[4] Min, Z.;Xiangfa, L..Twin growth mechanism of AlP hexagonal platelets in an Al-Si melt[J].Crystal growth & design,20106(6):2443-2446.
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