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by coordination- precipitation process with ammonium oxalate as precipitating agent. The composition and morphology of the powders were characterized by chemical analysis, X-ray diffraction (XRD), scanning electron... Composition and morphology of complicated copper oxalate powder FAN You-qi(樊友奇), ZHANG Chuan-fu(张传福), WU Jian-hui(邬建辉), ZHAN Jing(湛 菁), YANG Ping(杨 平) School of Metallurgical Science......
In-Situ Wet Chemical Composition of Multicomponent Precursors to Blue Emitting Sr2CeO4 Phosphors Xiao Xiuzhen1,Yan Bing1 (1.Department of Chemistry, Tongji University, Shanghai 200092, China... present a strong blue emission. Key words:In-situ wet chemical composition; hybrid precursors; tetravalent cerium; luminescence; [全文内容正在添加中] ......
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Corrosion resistance, composition and structure of RE chemical conversion coating on magnesium alloy YU Sheng-xue(于升学)1, 2, CAO Jing-yu(曹靖瑜)2, CHEN Ling(陈 玲)2, HAN Jing(韩 婧)2, ZHANG Rui-jun(张瑞..., this technology has not been applied widely so far[15-16]. In the work, RE cerium conversion coating was prepared on magnesium alloy, its microstructure and chemical composition were studied and its anti-corrosion......
words: Co-rich crusts; PIXE; chemical composition 质子激发X线荧光分析(Proton induced X-ray emission,PIXE)是20世纪70年代发展起来的一种多元素微量分析技术.该技术具备多元素同时分析的能力,并具有快速和无损等特点.20世纪70年代到80年代前半期,该技术最重要的应用领域是生命科学,进入90年代,PIXE分析应用... and Methods in Physics Research, 2001, B181: 545-550. [9] Батурин Г Н. 洋底铁锰结核和结壳的平均化学成分[J]. 朱成文, 译. 地质地球化学, 1994, 2: 41-44.Батурин Г Н. Average chemical composition of deep-sea ferromanganese nodules......
Influence of chemical composition and cold deformation on aging precipitation behavior of high nitrogen austenitic stainless steelsLI Hua-bing(李花兵), JIANG Zhou-hua(姜周华), FENG Hao(冯浩), ZHU Hong-chun(朱红春), ZHANG Zu-rui(张祖瑞) (School of Materials and Metallurgy, Northeastern University, Shenyang 110819, China)Abstract:The influence of chemical composition and cold deformation on aging precipitation......