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) coatings on a magnesium alloy [J]. Surface and Coatings Technology, 2004, 182(1): 78-84. [5]Khaselev O, Weiss D, Yahalom J. Anodizing of pure magnesium in KOH-aluminate solutions under sparking [J]. Journal of the Electrochemical Society, 1999, 146(5): 1757-1761. [6]Snizhko L O, Yerokhin A L, Pilkington A, et al. Anodic processes in plasma electrolytic oxidation of aluminum in alkaline solutions......
J. Cent. South Univ. (2021) 28: 454-480 DOI: https://doi.org/10.1007/s11771-021-4615-z TBM tunneling in extremely hard and abrasive rocks:Problems, solutions and assisting methods ZHENG Yan-long(郑彦... words: hard and abrasive rocks; tunnel boring machine; waterjet; laser; microwave Cite this article as: ZHENG Yan-long, HE Lei. TBM tunneling in extremely hard and abrasive rocks: Problems, solutions......
, followed by solid carburization at 1227 K for 24 h. Microstructure and phase analysis indicated that TiC reinforcements and Ti-C solid solutions were introduced after solid carburization. Moreover... methods [16-18]. The diffusion treatment techniques significantly strengthen the surface by introducing a hardened layer, which is composed of solid solutions and ceramic particles due to implantation......
does not change the fluorite structure of CeO2, and Ce1-xMnxO2-δ solid solutions are supported on the surface of ATP. The catalytic efficiency of Ce0.8Mn0.2O2-δ-ATP in oxidizing phenol is better than... of nanocrystalline CeO2 and Ce1-xMxO2-δ (M=Zr, Y, Ti, Pr and Fe) solid solutions by the hydrothermal method: Structure and oxygen storage capacity[J]. Journal of Solid State Chemistry, 2008, 181(12): 3248-3256......
for the dilution and preparation of different solutions. 2.2 Preparation and characterization of catalyst At first, a quantitative amount of ZrOCl2·8H2O solid was dissolved in ethanol solution (Vwater...J. Cent. South Univ. (2017) 24: 1745-1753 DOI: https://doi.org/ 10.1007/s11771-017-3582-x Sustainable synthesis of 5-hydroxymethylfurfural from waste cotton stalk catalyzed by solid superacid-SO42......
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Qualitative Analysis of Relationship between Refractive Index and Atomic Parameters of Solid Materials 黄艺东1,罗遵度1 (1.Fujian Institute of Research on the Structure of Matter,Chinese Academy of Sciences,Fuzhou 350002,China) Abstract:The refractive index is one of the important parameters describing the optical properties of solid materials. However, it is difficult to obtain a quantitative......
Process of back pressure deep drawing with solid granule medium on sheet metalDONG Guo-jiang(董国疆)1, 2, ZHAO Chang-cai(赵长财)2, CAO Miao-yan(曹秒艳)3(1. College of Vehicles and Energy, Yanshan University... Engineering Research Center for Equipment and Technology of Cold Strip Rolling(Yanshan University), Qinhuangdao 066004, China)Abstract:The experimental die apparatus of the solid granules medium forming......
FORMATION OF MANGANESE SILICIDE THIN FILMS BY SOLID PHASE REACTION E.Q.Xie1,W.W.Wang1,D.Y.He1,N.Jiang1 (1.Department of Physics,Lanzhou University,Lanzhou 730000,China) Abstract:Manganese silicide MnSi2-x thin films have been prepared on n-type silicon substratesthrough solid phase reaction. The heterostructures were analyzed by X-ray diffraction,Rutherford backscattering spectroscopy, Fourier......
%Pb alloy. For solid solutions of three kinds of experimental alloys, all alloying elements dissolve into α-Mg matrix and distribute uniformly. Fig. 1 XRD patterns of experimental alloys in as-aged... that the solid solutions of Mg-5%Pb alloy and Mg-6%Al-5%Pb alloy exhibit obvious passivation trend, which suggests that at large current density, the Cl ions cannot fully react with the PbCl2 film......