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of electrical conductivities of these orthorhombic solid solutions and tetragonal phases showed semiconducting behaviors for both phases and the existence of the phase transition at high temperature...Stability of phases in (Ba, Gd)MnO3 solid solution systemMigaku Kobayashi,Hidenori Tamura,Hiromi Nakano,Hirohisa Satoh,Naoki Kamegashira摘 要:The existing......
Conductivity improvement of Ce0.8Gd0.2O19 solid electrolyte Maria Gazda1,Sebastian Molin2,Piotr Jasinski2 (1.Faculty of Applied Physics and Mathematics,Gdansk University of Technology,ul.Narutowicza 11/12,80-952 Gdansk,Poland;2.Faculty of Electronics,Telecommunications and Informatics,Gdansk University of Technology,ul.Narutowicza 11/12,80-952 Gdansk,Poland) Abstract:Solid oxide fuel cells......
should be examined by chemical methods. 3.2.3 FTIR analysis To determine the characteristics of silica solid solutions, the RCS was analyzed by FTIR. The results are shown in Figure 5. The infrared... into free quartz solid solution (QSS) and cristobalite solid solution (CSS). QSS and CSS are readily soluble, whereas metallic iron is insoluble, in NaOH solution. Under optimal leaching conditions, a residue......
Characterization of irregular seeds on gibbsites precipitated from caustic aluminate solutions CHEN Guo-hui(陈国辉), CHEN Qi-yuan(陈启元), YIN Zhou-lan(尹周澜), YIN Zhi-min(尹志民) School of Chemistry... aluminate solutions, was investigated according to the fractal theory. Two kinds of fractal dimensions were used to characterize these irregularity. Box-dimension and spectral dimension are based......
Electrochemical corrosion behavior of Cu-40Ni-20Cr alloys with different grain sizes in solutions containing chloride ions CAO Zhong-qiu(曹中秋), BIAN Jing(边 静), XUE Rong(薛 荣), LIU Wei-hua(刘伟华... spectroscopy(EIS) methods in solutions containing chloride ions. The results show that the free corrosion potentials of the two alloys move towards negative values, corrosion currents increase and therefore......
基于Solid Edge的智能化标准件库开发技术研究卢健钊,殷国富,王小虎,徐雷四川大学制造科学与工程学院摘 要:随着国内各行业领域的标准化进程,Solid Edge软件自带的标准件库不能完全满足各领域的需求.针对这一不足,结合知识处理技术,选用Visual Basic 6.0为开发工具,使用Access作为数据库管理工具,论述了一种基于Solid Edge的智能化标准件库的开发方法及流程,并对相关的二次开发技术进行了探讨研究.基于Solid Edge开发的标准件库,不仅在一定程度上提高了交互设计效率,而且为智能CAD技术在各行业领域的应用提供了一条有效的解决思路.关键词:Solid Edge;知识;标准件库;智能化设计;二次开发;......
of the volume fraction of solid nanoparticle f for Cu– sodium alginate operational fluid. In these figures, it is shown that there is a region of no solutions for b>bc1, b>bc2 and b>bc3... ARTICLE J. Cent. South Univ. (2019) 26: 1283-1293 DOI: https://doi.org/10.1007/s11771-019-4087-6 Multiple solutions of Cu-C6H9NaO7 and Ag-C6H9NaO7 nanofluids flow over nonlinear shrinking surface......
slopes(>600 MPa μm-0.5) than traditional solid solutions. This work shows that the grain growth kinetics and solid solution strengthening of the Cr Co Ni MEA can be tuned by selecting solute elements...Tailoring grain growth and solid solution strengthening of single-phase CrCoNi medium-entropy alloys by solute selectionG.W.Hu1,2,3,L.C.Zeng1,2,H.Du1,2,3,X.W.Liu3,4,Y.Wu4,P.Gong3,Z.T.Fan3,Q.Hu5,E......
, Hunan University2. State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences摘 要:The corrosion-wear behavior of a nanocrystalline Fe88Si12 alloy disc coupled with a Si3N4 ball was investigated in acid(pH 3) and alkaline(pH 9) aqueous solutions. The dry wear was also measured for reference. The average......
quenching 93W-Ni-Fe alloy reduce from 1 039 MPa, 99.33% and 18.37% to 888.5 MPa, 96.10% and 7.39%, respectively. Elements Cr, W, Ni, Fe and O form Cr-rich solid solutions and gather along..., HUANG Bai-yun (State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China) Abstract: The effects of solid solution quenching and element chromium additions......