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机构地区:[1]School of Chemistry and Chemical Engineering, Guangxi University, Nanning 530004, China
出 处:《Chinese Journal of Chemical Engineering》2008年第3期485-487,共3页中国化学工程学报(英文版)
摘 要:Chemical vapor deposition growth of one-dimensional nanomaterials usually demands substrates that have been coated with a layer of catalyst film. In this study, a green process to synthesize boron nitfide (BN) nanowires directly on commercial stainless steel foils was proposed by heating boron and zinc oxide powders under a mixture gas flow of N2 arid 15% H2 at 1100℃, and a large quantities of pure h-BN nanowires have been produced directly on commercial stainless steel foil. The stainless steel foils not only acted as the substrate but also the catalyst for the nanowire growth. The synthesized BN nanowires were characterized by X-ray diffraction, scanning and transmission electron microscopes, X-ray energy dispersive spectrometer and photoluminescence spectroscopy, The nanowires also possess strong PL emission bands at 515, 535, and 728 nm.一个维的 nanomaterials 的化学气相淀积生长通常要求与催化剂电影的层是涂的底层。在这研究,综合的一个绿过程一氮化硼( 蒽铬黄BN ) nanowires 被在 1100 °C 在 N2 和15% H2 的混合气体流动下面加热硼和氧化锌粉末直接在商业不锈钢陪衬上建议,并且一纯 h-BN nanowires 的大数量在商业不锈钢陪衬上直接被生产了。不锈钢陪衬不仅为 nanowire 生长充当了底层而且催化剂。综合蒽铬黄 BN nanowires 被 X 射线衍射描绘,扫描并且传播电子显微镜, X 光检查精力散分光计和光致发光光谱学。nanowires 也在 515,535,和 728 nm 拥有强壮的 PL 排放乐队。
关 键 词:boron nitride nanowires chemical vapor deposition stainless steel foil
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