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Academy of Sciences, Changchun 130022, China) Abstract:Many phases appear in BaLn2Mn2O7 family (Ln=rare earth) belonging to one of the Ruddlesden-Popper type compounds, depending upon the experimental... phases in BaTb2Mn2O7, was refined including the data of high temperature X-ray diffractometry. Key words:crystal structure,phase relation,barium rare earth manganese oxide; rare earths; [全文内容正在添加中] ......
ER Effect of PMMA Wrapped Alumina-Siloxane Gel Doped with Rare Earths 李幼荣1,周兰香1,严长浩1,张明1,邱关明2 (1.Department of Chemistry,Yangzhou University, Yangzhou 225002, China;2.Changchun College of Optics... doped with rare earths into methy-silicon oil. It is found that its electrorheological (ER) effect improves strikingly after loading electric field. At a certain concentration, the immediate viscosity......
; rare earths; [全文内容正在添加中] ... by later oxidation. The total REE contents of these samples are relatively low ( ＜ 250 × 10-6), belonging to LREE-enriched type,showing LREE enrichment during the process of formation of Mn deposit......
Preparation and Performance of Rare Earths Chemical Conversion Film on Magnesium Alloy Zhang Zhanwei1,Han Jing1,Zhang Qianyun1,Lü Qiaoyan1,Yu Shengxue1 (1.Department of Applied Chemistry, Yanshan... in the solution also affect the surface morphology and anti-corrosion property of the conversion film. After covered by rare earths conversion film, the anti-corrosion property of magnesium alloy......
are different with different ration of Fe3+ and Co3+. This kind of oxide is a conductive pottery material. Key words:rare earths; sol-gel method; DyFexCo1-xO3-δ; nanocrystalline; conductivity; [全文内容正在添加中] ...Preparation of Nanocrystalline Rare Earth Mixed Oxides DyFexCo1-xO3-δ and Its Conductivity 刘二保1,王建英1,任引哲1 (1.Department of Chemistry, Shanxi Normal University, Linfen 041004, China) Abstract......
Effects of transparent inorganic pigment on spectral properties of spectrum-fingerprint anti-counterfeiting fiber containing rare earths张技术,葛明桥Key Laboratory of Eco-Textile, Ministry of Education...-fingerprint anti-counterfeiting fiber and to promote the development of the fiber, several kinds of spectrum-fingerprint fiber samples were prepared by using rare-earth strontium aluminate and polyethylene......
Effects of transparent inorganic pigment on spectral properties of spectrum-fingerprint anti-counterfeiting fiber containing rare earths张技术,葛明桥Key Laboratory of Eco-Textile, Ministry of Education...-fingerprint anti-counterfeiting fiber and to promote the development of the fiber, several kinds of spectrum-fingerprint fiber samples were prepared by using rare-earth strontium aluminate and polyethylene......
Effect of rare earths on corrosion resistance of Cu-30Ni alloys in simulated seawater JIANG Jianqing1,TAN Rongsheng1,MAO Xiangyang1,FANG Feng1 (1.Jiangsu Key laboratory of Advanced Metallic Materials,School of Materials Science and Engineering,Southeast University,Nanjing 211189,China) Abstract:Cu-30Ni-xRE(x=0-0.213 wt.%) alloy was prepared by adding rare earths (RE) in melted Cu-30Ni alloy......
Effect of rare earths on mechanical properties of plasma nitrocarburized surface layer of 17-4PH steel WU Danlei1,LIU Ruiliang1,YAN Mufu1 (1.National Key Laboratory for Precision Hot Processing of Metals,School of Materials Science and Engineering,Harbin Institute of Technology,Harbin 150001,China) Abstract:The aim of this investigation is to reveal the influence of rare earths (RE) addition......
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