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碳热法合成具有蓝光发射特性的氧化镓纳米线,纳米带和纳米片 叶瑛1,程继鹏1,张孝彬1,孔凡志1,陶新永1 (1.浙江大学,浙江,杭州,310027) 摘要:利用碳纳米管通过碳热法合成了氧化镓纳米线,纳米带和纳米片.采用扫描电镜和透射电镜对其进行了形态和结构表征.合成的氧化镓纳米结构是单晶体.室温光致发光谱分析发现,氧化镓纳米晶在蓝光区域487 nm处产生明显的发射峰. 关键词:氧化镓; 碳纳米管; 纳米结构; 光致发光谱; gallium oxide; carbon nanotubes; nanostructures; photoluminescence; [全文内容正在添加中] ......
Separation of indium (Ⅲ), gallium (Ⅲ), and zinc (Ⅱ) with Levextrel resin containing di(2-ethylhexyl) phosphoric acid (CL-P204): Part I. Selection of separation conditionsLIU Junshen , HE Zhengguang... of indium (Ⅲ), gallium (Ⅲ), and zinc (Ⅱ) from aqueous sulfate solution with Levextrel resin containing di(2-ethylhexyl) phosphoric acid (CL-P204). The aim of the research is to collect preliminary......
Erratum:Atomic Emission Spectrographic Analysis of High-purity Gallium with Prior Partial Dissolution of Matrix [RARE METALS,11(1992),No.2,129,130]Chen Jiaying Zhong Xiuxia General Research Institute for Non-ferrous Metals,Beijing 100088 Liang Shuquan Institute of Chemistry,Academia Sinica,Beijing 100080摘 要:<正> (1)The correct writting of the fifth......
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47.66%(质量分数);其Ga和Ge的含量分别为0.266%和0.362%(质量分数). 表1 锌粉置换镓锗渣主要化学成分 Table 1 Main composition of zinc powder replacement residue containing gallium and germanium (mass fraction, %) 表2 锌粉置换镓锗渣中镓锗物相的化学分析结果 Table 2 Gallium and germanium phases in zinc powder replacement residue containing gallium and germanium by chemical analysis (mass fraction, %) 图1 锌粉置换镓锗渣XRD谱 Fig. 1......
Trans. Nonferrous Met. Soc. China 28(2018) 1862-1868 Leaching of gallium from corundum flue dust using mixed acid solution Kang WEN1, Feng JIANG1, Xiang-yang ZHOU2, Zhao-ming SUN2 1. School... 30 September 2017 Abstract: In order to extract gallium from a high-silica-content flue dust generated in corundum production, a mixed acid solution of H2SO4 and HF was used for leaching......
电感耦合等离子体质谱法测定钕铁硼中铝,钴,铜,镓,锆,铽,钛,铌张立锋1,2,张翼明1,周凯红2(1.内蒙古自治区包头市包头稀土研究院2.内蒙古自治区包头市稀土冶金及功能材料国家工程研究中心)摘 要:建立了电感耦和等离子体质谱法测定钕铁硼中微量元素的方法.通过实验选择了测定质量数,测定Nb,Zr时,选择了氢氟酸加入量,并进行了测定酸度和基体效应实验.考察了以Rh,In,Cs和Tl为内标元素对仪器信号漂移和基体效应的校正,根据实验结果选择Cs为最佳校正内标.各元素测定下限为0.095~0.56 ng/mL,回收率......
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of the zinc powder replacement residues containing gallium and germanium (mass fraction, %) 由表4 的电子探针定量分析结果可知,图2中点1主要物相为硫酸锌,该物相中基本不含镓,锗;图2中点6,11,13和点3,8分别为铁酸锌和硅酸锌物相,这两种物相中镓,锗的含量明显高于硫酸锌物相,另外,硅酸锌中镓,锗的分布要高于铁酸锌中.图2中其余的点主要为含有锌,铅,铜,钙等金属的铁,硅的胶体化合物. 表2 锌粉置换镓锗渣中镓锗物相的化学分析结果 Table 2 Gallium and germanium phases in zinc powder replacement residue containing gallium and germanium by chemical analysis (mass......
Report on Rare Earth Market Evolution and Involvement of Rhone-Poulenc in the MarketMatthews J D; Vanderstricht J P(Rhone-Poulenc Rare Earths and Gallium)摘 要:ReportonRareEarthMarketEvolutionandInvolvementofRhone-PoulencintheMarketMatthewsJD;VanderstrichtJP(Rhone-PoulencRareEarthsand...关键词:......