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| 1 | RECIPROCATING EXTRUSION OF IN SITU Mg_2Si REINFORCED Mg-Al BASED COMPOSITE显示文摘Mg2Si 增强了与硅的高数量合成的基于的 Mg-Al 被永久模子扔准备,然后由互给渗出挤出(RE ) 在以后合成被 homogenization 热处理处理。在 Mg2Si 的形态学和机械性质上处理的 RE 的效果合成被调查,开发新方法精制 Mg2Si 阶段并且改进它的形状。结果证明 RE 在精制 Mg2Si 阶段是很有用的。处理的 RE 传递越多,精制效果将是越多更好。而且, Mg2Si 阶段的一致分发将是更多在合成。在以后合成被 RE 为 12 张通行证处理,大多数 Mg2Si 阶段是 equiaxed 与在 20 μ m 下面的小粒的直径,并且在矩阵一致地散布了合成。机械性质合成能被 RE 处理显著地增加,并且处于当演员组状态比那高得多。作为温度上升,张力的力量被减少。为为 12 张通行证处理的合成 RE,张力的力量,收益力量,和延伸是 325.9 MPa, 211.4 MPa,并且 3.3% 在房间温度, 288.2 MPa, 207.7 MPa,并且 7.8% ,分别地在 150 ° C。与在房间温度的性质比较,张力的力量和收益力量高并且仅仅在 150 ° C 在 11.6% 和 1.8% 减少。Mg2Si 增强了基于的 Mg-Al 合成在 150 ° C 拥有好热抵抗。到热的效果的优秀抵抗被归因于高融化温度和好 Mg2Si 阶段的好热稳定性,它一致地是分布式的在合成,并且有效地妨碍滑行的谷物边界和脱臼运动。 | Z.M. Zhang C.J. Xu X.F. Guo S.Z. Jia | 2008 | Acta Metallurgica Sinica(English Letters)2008,21,3: | 8 |
| 2 | FE SIMULATION OF CENTER CRACK OCCURRENCE IN TUBE ROUNDS DURING TWO-ROLL ROTARY ROLLING PROCESS显示文摘With the aid of FE (finite element) code MSC.Superform 2005, 2-D coupled thermo-mechanical simulation of center-crack occurrence in round billet during 2-roll rotary rolling process was presented using Oyane ductile fracture criteria. A simple modeling is put forward based on the spiral motion of the workpiece as an essential characteristic in movement. The influence of the feed angle and the entry cone angle of the main roll on the process was taken into account in the modeling. The soundness for simplifying the 3-D rotary rolling into a 2-D problem was discussed. By adopting the parameters of Diescher piercer in 140mm mandrel mill of Bao Steel, the distribution and development of strain / stress were analyzed, and the eigen value of ductile fracture as well. The critical percentage of diameter reduction was obtained from the simulation. The result showed a good agreement with the experimental value, and therefore was of widely guiding significance to the practical process for rationally formulating the deformation parameters of steel tube piercing. | S.Z. Li J. Xu Y.D. Yin J.G. Xue F. Pan J.M. Zheng J.H. Yoon | 2007 | Acta Metallurgica Sinica(English Letters)2007,20,3: | 7 |
| 3 | 电子报警装置预防住院患者静脉血栓栓塞 | Kucher N. Koo S. Quiroz R. S.Z. Goldhaber 任付先 | 2005 | 世界核心医学期刊文摘(心脏病学分册)2005,0,8: | 5 |
| 4 | Modeling and process optimization for microbial desulfurization of coal by using a two-level full factorial design显示文摘The microbial sulfur removal was investigated on high sulfur content (1.9%) coal concentrate from Tabas coal preparation plant. A mixed culture of ferrooxidans microorganisms was isolated from the tailing dam of the plant. Full factorial method was used to design laboratory test and to evaluate the effects of pH, particle size, iron sulfate concentration, pulp density, and bioleaching time on sulfur reduction. Statistical analyses of experimental data were considered and showed increases of pH and particle size had negative effects on sulfur reduction, whereas increases of pulp density and bioleaching time raised microbial desulfurization rate. According to results of designing, and regarding statistical factors, the optimum values for maximum sulfur reduction were obtained; pH (1.5), particle size (-180 μm), iron sulfate concentration (2.7 mmol/L), pulp density (10%) and bioleaching time (14 d), which leaded to 51.5% reduction from the total sulfur of sample. | Golshani T. Jorjani E. Chelgani S. Chehreh Shafaei S.Z. Nafechi Y. Heidari | 2013 | International Journal of Mining Science and Technology2013,23,2: | 5 |
| 5 | Fabrication and mechanical properties of MWCNTs-reinforced aluminum composites by hot extrusion显示文摘Over the past decade,the interest in aluminum composites reinforced with carbon nanotubes has grown significantly.Studies have been carried out to overcome problems with uniform dispersion,interfacial bonding,void formation and carbide formation of the composites.In the present work,multi-wall carbon nanotubes(MWCNTs) aluminum composites were produced.High-energy ball milling with the aim at developing well-dispersed MWCNTs Al composites was followed by cold compaction,sintering,and hot extrusion at 500 ℃.Different amounts of stearic acid as processing control agent(PCA) is used in order to minimize cold welding of the Al particles,and to produce finer particles.Differential scanning calorimetry(DSC),scanning electron microscopy(SEM),transmission electron microscopy(TEM),and X-ray diffraction(XRD) were employed to analyze the MWCNTs,the aluminum powder,and the composites' microstructural behavior.The hardness and tensile properties of the composites are also evaluated.The results showed 500% increase in yield stress after the addition of 1 wt% MWCNTs in Al-MWCNTs based composite.The ball-milling time of 4 h is found to be sufficient as excessive milling time destroys a vast number of MWCNTs. | Mortazavi Majid Majzoobi G.H. Golikand A.Noozad Reihani A. Mortazavi S.Z. Gorji M.S. | 2012 | Rare Metals2012,31,4: | 4 |
| 6 | PREPARATION AND CORROSION RESISTANCE OF NiP/TiO_2 COMPOSITE FILM ON CARBON STEEL IN SULFURIC ACID SOLUTION显示文摘碳钢上的一部 NiP/TiO2 合成电影被无电的 plating 和大音阶的第五音胶化准备合成过程。一个人工的神经网络被使用优化合成电影的准备条件。NiP/TiO2 合成电影的腐蚀行为被极化电阻调查测量,阳极极化, ESEM (环境扫描电子显微镜学) 和 EIS (电气化学的阻抗光谱学) 大小。结果证明 NiP/TiO2 合成电影在 0.5mol/L H2SO4 答案有一个好腐蚀电阻。合成电影的元素原子价被 XPS (X 光检查光电子光谱学) 描绘光谱,和合成电影的耐蚀机制被讨论。 | L.Z. Song S.Z. Song J. Zhao | 2006 | Acta Metallurgica Sinica(English Letters)2006,19,2: | 3 |
| 7 | 口服Xa因子直接抑制剂rivaroxaban(BAY 59-7939)治疗近端深静脉血栓:ODIXa-DVT(急性有症状性深静脉血栓患者口服Xa因子直接抑制剂BAY 59-7939)研究显示文摘背景:在对需长期抗凝治疗疾病的处理中,迫切需要一种不必接受监测以调整剂量的安全有效的口服抗凝药。Rivaroxaban(BAY 59-7939)是一种目前正处于临床开发阶段的口服Xa因子直接抑制剂。方法和结果:在近端深静脉血栓患者中进行此项随机。 | Agnelli G. Gallus A. Goldhaber S.Z. 孙凯 | 2007 | 世界核心医学期刊文摘(心脏病学分册)2007,,11: | 3 |
| 8 | 赞比西河水电资源开发前景显示文摘赞比西河水电资源非常丰富,但开发利用程度较低。通过卡通博拉坝等案例分析,综述了赞比西河的水电规划及开发情况,对赞比西河上几座具开发前景的梯级水电站进行了介绍。重点介绍了装机1 600 MW的巴托卡峡水电站,其建设许可证最近已由政府颁发,电站预计将于2020年建成。 | S.Z.姆朗加 马先 朱晓红 | 2013 | 水利水电快报2013,34,11: | 2 |
| 9 | Fabrication and characteristics of nanostructures on glass by Al anodization and electrodeposition显示文摘 | S.Z. Chu K. Wada S. Inoue S. Todoroki | 2003 | Electrochimica Acta2003,,20: | 1 |
| 10 | Influence of Withdrawal Rate on Tensile and Stress Rupture Properties of the Single Crystal Superalloy DD9显示文摘 | Z.X. Shi J.R. Li S.Z. Liu | 2013 | Materials Science Forum2013,,747: | 1 |
| 11 | Facile Preparation and Characterization of Poly (3-hexylthiophene)/Multiwalled Carbon Nanotube Thermoelectric Composite Films显示文摘 | Y. Du S.Z. Shen W.D. Yang S. Chen Z. Qin K.F. Cai P.S. Casey | 2012 | Journal of Electronic Materials2012,,6: | 1 |
| 12 | Review of catalytic supercritical water gasification for hydrogen production from biomass显示文摘 | Y. Guo S.Z. Wang D.H. Xu Y.M. Gong H.H. Ma X.Y. Tang | 2009 | Renewable and Sustainable Energy Reviews2009,,1: | 1 |
| 13 | TRPC1 store-operated cationic channel subunit显示文摘 | D.J. Beech S.Z. Xu D. McHugh R. Flemming | 2003 | Cell Calcium2003,,5: | 1 |
| 14 | PARAMETER IDENTIFICATION IN HEMODYNAMIC MODEL OF CEREBRAL CIRCULATION显示文摘WT5”BZ]With a Hemodynamic modal of the Willis circulation, we developed a mathematical method to solve the inverse problem and obtained the values of indices in the model. Compared with the clinical data from hospital, most results agree with the clinical diagnoses. | Yao, W. Ding, G.H. Liu, H. Wang, S.Z. Lu, C.Z. Chen, S.H. | 2001 | Journal of Hydrodynamics2001,13,1: | 1 |
| 15 | In vitro antifilarial effects of three plant species against adult worms of subperiodic Brugia malayi显示文摘 | M.Z. Zaridah S.Z. Idid A. Wan Omar S. Khozirah | 2001 | Journal of Ethnopharmacology2001,,1: | 1 |
| 16 | Numerical study on annular tube once-through steam generator using compressible flow model显示文摘 | Z.L. Wang W.X. Tian Y.W. Wu S.Z. Qiu G.H. Su | 2011 | Annals of Nuclear Energy2011,,1: | 1 |
| 17 | Mechanical properties of a-C:H multilayer films显示文摘 | J. Qi K.H. Lai C.S. Lee I. Bello S.T. Lee J.B. Luo S.Z. Wen | 2001 | Diamond & Related Materials2001,,9: | 1 |
| 18 | Development of a thermal hydraulic code for an integral reactor显示文摘 | Z.L. Wang W.X. Tian G.H. Su S.Z. Qiu L. Zhao Q.L. Zuo Y.W. Wu D.L. Zhang | 2013 | Progress in Nuclear Energy2013,,: | 1 |
| 19 | Superior electric double layer capacitors using ordered mesoporous carbons显示文摘 | W. Xing S.Z. Qiao R.G. Ding F. Li G.Q. Lu Z.F. Yan H.M. Cheng | 2005 | Carbon2005,,2: | 1 |
| 20 | Effects of Artificial Liver Support System on Patients With Acute or Chronic Liver Failure显示文摘 | W.B. Du L.J. Li J.R. Huang Q. Yang X.L. Liu J. Li Y.M. Chen H.C. Cao W. Xu S.Z. Fu Y.G. Chen | 2005 | Transplantation Proceedings2005,,10: | 1 |