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新型Ni-Co基高温合金中平衡析出相的热力学研究王衣1,孙锋1,董显平1,张澜庭1,单爱党1(1.上海市上海交通大学材料科学与工程学院)摘 要:利用热力学计算软件JMatPro和相应的镍基高温合金数据库,研究了U720Li合金以及在此基础上研发的新型Ni-Co基高温合金的化学成分对平衡相的析出行为,加工性能和γ/γ′晶格错配度的影响.结果表明:Ti/Al值(原子比)的增加提高了合金中γ/γ′相的晶格错配度,γ′析出相的含量随Ti+Al含量(原子分数)的增加而增加.因此,增加Ti/Al值和Ti+Al含量能提高合金......
-consistent thermodynamic parameters of the Ni-Ga system is obtained using the calculation of phase diagram(CALPHAD) technique,and the available phase diagram and thermodynamic data are reproduced well...Thermodynamic reassessment of Ni–Ga binary systemZhan-Min Cao1,Xian Shi1,Wei Xie1,Ikuo Ohnuma2,Kiyohito Ishida2,Zhi-Yu Qiao11. State Key Laboratory of Advanced Metallurgy, School of Metallurgical......
Direct alloying of immiscible molybdenum-silver system and its thermodynamic mechanismJinlong Du,Cai Li,Zumin Wang,Yuan HuangInstitute of Advanced Metallic Materials, School of Material Science... to the absence of thermodynamic driving force at equilibrium. In this work, a direct alloying method is developed to realize the direct alloying between Mo and Ag and construct Mo-Ag interface. The direct alloying......
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SiO2-Al2O3-CaO-MgO系夹杂物低熔点区域优化及控制的热力学计算张博1,2,王福明1,李长荣3(1.北京市北京科技大学 冶金与生态工程学院2.北京市北京科技大学生态与循环冶金教育部重点实验室3.北京科技大学 材料科学与工程学院,北京 100083)摘 要:为了预测CaO-Al2O3-SiO2-MgO系夹杂物具有良好变形能力的成分控制范围,首次通过热力学软件Fact-Sage对CaO-Al2O3-SiO2-MgO系液相投影图,低熔点区域大小进行了计算分析,并以阀门弹簧钢60Si2CrA为例,对CaO-......
parameters can be determined based on the results of thermodynamic calculation. Si–B–N coating is obtained via low pressure chemical vapor deposition. The analysis by X-ray photoelectron spectroscopy indicates...Thermodynamic Analysis of Chemical Vapor Deposition of BCl3-NH3-SiCl4-H2-Ar System李赞,CHENG Laifei,刘永胜,YE FangScience and Technology on Thermostructural Composite Materials Laboratory, Northwestern......
Ternary Au-Ga-Sb system:calculation of thermodynamic properties using general solution modelDragana Zivkovic2,Ljubisa Balanovic2,Dragan Manasijevic22. Technical Faculty,University of Belgrade摘 要:The calculated results of thermodynamic properties in ternary Au-Ga-Sb system by general solution model were presented in this paper.The calculations were......
were established through thermodynamic calculation with coupling of experimental results. The potential-pH diagram at 298 K agrees well with the previously reported results. Based on the potential-pH...: Cr-H2O system; thermodynamic calculation; potential-pH diagram; iron removal; potassium chromate ____________________________________________________________________________________________ 1......
; thermodynamic calculation; materials design 铜合金由于具有优良的导电和导热性能,以及较高的强度和良好的塑性等优良综合性能,作为功能材料和结构材料已广泛应用于电子,电器和电子封装等众多领域,如电阻焊电极,开关触桥,电子电路中的基板及导线材料等.近年来,随着电子产品的小型化和集成化,将对铜合金性能提出更高的要求,以满足其产品的设计要求.通常新型铜合金的开发采用"试错法..., KAINUMA R, ISHIDA K. Experimental investigation and thermodynamic calculation of the phase equilibria in the Cu-Sn and Cu-Sn-Mn systems[J] Metallurgical and Materials Transactions A, 2004, 35(6):1641-1654......
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