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Preparation of Zirconia-Ceria Powders with High Specific Surface Area MEI Fang1,Wang Enguo1 (1.Department of Physics, Zhanjiang Normal University, Zhanjiang 524048, China) Abstract:Zirconia-ceria... shows that high temperature aging is an efficient way of preparation of ZrO2-CeO2 mixed oxide powders with high specific surface area and good thermal stability, and that addition of a small amount......
, the regression model results reveal that the predictive model has a high applicability for practical applications.Key words:circular diamond sawblades; granite; specific energy; Taguchi approach...Specific energy optimization in sawing of rocks using Taguchi approachIzzet Karakurt(Department of Mining Engineering, Karadeniz Technical University, Trabzon 61080, Turkey)Abstract:This work aims......
on the microstructure and mechanical properties of ZA27 squeezed castings with high height-to-thickness ratio was studied. The results of DTA and SEM show that at high specific pressure the eutectic reaction of squeeze... was promoted in ZA27 alloy during solidifying at high pressure. This viewpoint agreed with the results of SEM. 3.4 Mechanical properties Fig.5 shows the variation in mechanical properties with specific......
Article ID: 1003-6326(2005)06-1290-07 Tribological behavior of high specific strength PTFE-Al alloy composite XIANG Ding-han(向定汉)1, PAN Qing-lin(潘青林)2 (1. College of Materials Science... containing minor scandium(Sc) are of high specific strength, high ductility and good corrosion resistance, which are mainly applied in aerospace, nuclear energy and ships industry[12-14]. Therefore......
Preparation and Characterization of Porous Yttrium Oxide Powders with High Specific Surface Area Sun Weili1,Wang Yizheng1,Li Yongxiu1,Lin Xiaoyun1,Luo Junming1 (1.Research Center for Rare Earths & Micro/nano Functional Materials, Nanchang University, Nanchang 330047, China) Abstract:The porous cubic yttrium oxides with high specific surface area were prepared by the explosive decomposition......
specific stiffness, low porosity and small pore diameter. Key words: high specific stiffness; small pore diameter; low porosity; Al alloy foam; thermal decomposition of titanium hydride; interface...与Pr的关系 Fig.12 Relationship between specific stiffness and Pr 综上所述, 在本研究条件下, 通过延长ts值, 可以获得高比强度, 小孔径, 球形孔结构和低孔隙率的泡沫铝合金. 6 结论 1) 获得了氢化钛热分解动力学参数和热分解动力学方程组, 据此方程组计算获得了940K, 氢化钛分解量对时间的......
J. Cent. South Univ. (2016) 23: 701-707 DOI: 10.1007/s11771-016-3115-z Experimental study and analysis on fatigue stiffness of RC beams strengthened with CFRP and steel plate LU Yi-yan(卢亦焱), HU Ling.... An experimental investigation and theoretical analysis were made on the law of deflection development and stiffness degradation, as well as the influence of fatigue load ranges. Test results indicate that the law......
, it is observed that the fault unrelated to specific index. PLS still has a high fault detection rate in T2-space. TPLS has a high fault detection rate in Qr-space, although the fault detection rate... J. Cent. South Univ. (2018) 25: 2896-2909 DOI: https://doi.org/10.1007/s11771-018-3961-y A hybrid specific index-related process monitoring strategy based on a novel two-step information extraction......
Heidelberg 2011 Abstract: In order to achieve large tolerance capture and high stiffness connection for space payload operations, a Chinese large-scale space end-effector (EER) was developed. Three... the payload with high stiffness. The experiments show that capture tolerances in X, Y, Z, Pitch, Yaw, Roll directions are 100 mm, 100 mm, 120 mm, 10.5°, 10.5°, 12°, respectively. The maximum......
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