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J. Cent. South Univ. Technol. (2010) 17: 1163-1171 DOI: 10.1007/s11771-010-0613-2 Structural evolution and optical characterization in argon diluted Si:H thin films obtained by plasma enhanced... by conventional radio frequency (RF) plasma enhanced chemical vapor deposition (PECVD) through decomposition of silane diluted with argon were studied by X-ray diffractometry (XRD), Fourier transform......
prepared by mechanical alloying of elemental powders and subsequently spark plasma sintering. Microstructure of (TiB2+TiC)/Ni3Al composite sintered at 950 ℃ was finer than that of composite sintered... inner layer on the surface of the composites sintered at 950 ℃. Key words: nickel aluminides; composites; grain refinement; oxidation; mechanical alloying 1 Introduction Intermetallic compound Ni3Al......
钨在不同温度下形成的辉光离子渗镀层的特性 张弘1,苏永安1,徐重1,古凤英1 (1.太原理工大学表面工程研究所,太原,030024) 摘要:利用扫描电镜,X射线衍射等技术对采用辉光离子渗镀技术在不同温度下于碳钢表面形成的钨渗镀层进行了研究.结果表明:渗镀层表面的沉积层为形成织构的体心立方晶体钨,内侧的扩散层为固溶钨的α-Fe相,其上分布着FeW3C.在较低渗镀温度下,钨沉积层形成锥状晶,具有较高的硬度,而耐蚀性相对较差.随渗镀温度升高,锥状晶不断长大,最后形成柱状晶,这时耐蚀性较好而硬度相对降低. 关键词:钨渗镀层; 辉光放电; 等离子表面合金化; [全文内容正在添加中] ......
with a double focusing magnetic sector inductively coupled plasma mass spectrometry[J]. J Anal Atom Spectrom, 1997, 12 (9): 933-937. [15] BECHMANN I E, ST?RUP S, KRISTERSEN L V. High resolution...-elements in coal fly ash by inductively coupled plasma mass spectrometry XIE Hua-lin(谢华林)1,2, TANG You-gen(唐有根)1, LI Yu-jie(李玉杰)1, LI Li-bo(李立波)2 (1. School of Chemistry and Chemical Engineering......
, localized corrosion occurred on the surface of the specimens and dealuminization attack was also observed in the matrix. Key words: Cu-Al-Ni alloy; shape memory effect; electrochemical test; alloying... of alloying elements to Cu-Al-Ni alloys increases their mechanical properties and corrosion resistance while the presence of precipitates of Al/Ni-X (where X is the alloying element) is essential......
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Microstructure and properties of p-type (Bi0.25Sb0.75)2Te3 fabricated by spark plasma sintering WANG Fu-qiang(王富强), CHEN Hui(陈 晖), WANG Zhong(王 忠), CHENG Yan(成 艳), CHU Ying(褚 颖), ZHU Lei(朱 磊...: P-type thermoelectric material (Bi0.25Sb0.75)2Te3 was sintered by spark plasma sintering(SPS) process in the temperature range of 320-420 ℃. The microstructures of sintered materials were found......
of mechanical alloying and spark plasma sintering on the microstructure and mechanical properties of ODS Eurofer [J]. Materials & Design, 2019, 177: 107849. DOI: 10.1016/j.matdes.2019.107849. [2] GAN Hui, WANG Chuan-bin, SHEN Qiang, ZHANG Lian-meng. Preparation of La2NiMnO6 double-perovskite ceramics by plasma activated sintering [J]. Journal of Inorganic Materials, 2019, 34(5): 541. DOI......
spectrometry [J]. Talanta, 2008, 75(1): 205-214. [13] MOENS L, VANHAECKE F, RIONDATO J, DAMS R. Some figures of merit of a new double focusing inductively coupled plasma mass spectrometer [J]. J Anal Atom...J. Cent. South Univ. (2012) 19: 2416-2420 DOI: 10.1007/s11771-012-1290-0 Determination of trace elements in high purity nickel by high resolution inductively coupled plasma mass spectrometry......
Trans. Nonferrous Met. Soc. China 23(2013) 323-328 Effect of surface diffusion alloying on erosion wear property of ZM5 magnesium alloy You-ping MA, Xiu-lan LI, Lei YANG, Xi-peng HE School... into the mixed powder of Al and Zn at (390±5) °C for 8 h in argon gas protective environment and subjected to surface diffusion alloying processing (SDAP). The erosion wear behaviors of ZM5 magnesium......
