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Application of phase diagram calculations to development of new ultra-high temperature structural materials YANG Ying(杨 莹)1, B.P. Bewlay2, CHEN Shuang-lin(陈双林)1, Y.A. Chang3 1. CompuTherm LLC, Madison, Wisconsin 53719, USA; 2. General Electric Global Research, Schenectady, New York 12301, USA; 3. Department of Materials Science and Engineering, University of Wisconsin-Madison, Madison......
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studied. The microstructural parameters evolution, including crystallite size, root mean square strain and dislocation density was analyzed using Materials Analysis Using Diffraction software (MAUD... deformation or ageing microstructural parameters and hence of recovery-recrystallization kinetics. Key words: Cu-Ni-Si alloy; microstructure; XRD line profile analysis; Materials Analysis Using......
Trans. Nonferrous Met. Soc. China 22(2012) s198-s206 Random dynamic response of crack in functionally graded materials layer for plane problem ZHANG Hui-zhan1, 2, ZHAO Xiao-hua3, ZHANG Jia-zhen1... graded materials layer for plane problem under dynamic loadings, a stochastic model is established for plane problem in which the material properties of the functionally graded materials layer vary......
method; functionally graded piezoelectric materials; free vibration; gradient smoothing technique 为了克服有限元系统刚度偏大的缺点,LIU等[1-2]提出了一些基于梯度光滑的有限元算法.NGUYEN- VAN等[3]将这种基于梯度光滑的有限元算法拓展到压电领域,随后,NGUYEN-XUAN[4]采用...；h为梁宽. 图1 功能梯度压电材料物参梯度分布图 Fig. 1 Gradient distribution of functionally graded piezoelectric materials 2 非均匀Cell-based光滑有限元法 将求解域离散成np个单元,包含Nn个节点,每个单元内的广义位移u和广义电势表示为 ......
Influence of Composite Phosphate Inorganic Antibacterial Materials Containing Rare Earth on Activated Water Property of Ceramics 梁广川1,吴子钊1,祁洪飞1,冀志江2,金宗哲2,梁金生1 (1.Institute of Power Source & Ecomaterials Science, Hebei University of Technology, Tianjin 300130, China;2.Institute of Environmental Engineering, China Building Materials Academy, Beijing 100024, China;3. Institute of Environmental......
Advances in Rare Earth Application to Semiconductor Materials and Devices 屠海令1 (1.National Engineering Research Center for Semiconductor Materials, General Research Institute for Nonferrous Metals,Beijing,100088,China) Abstract:The development of rare earths (RE) applications to semiconductor materials and devices is reviewed. The recent advances in RE doped silicon light emitting diodes (LED......
Progress of Studies on Multi-Color Long Afterglow Luminescence Materials Li Qun1,Teng Xiaoming2 (1.General Research Institute for Nonferrous Metals,Beijing,100088;2.Grirem Advanced Materials... materials was reviewed.Two luminescent mechanism of long afterglow behavior were discussed.Further research and development prospects about the materials were proposed. Key words:long afterlow materials......
Preparation and Properties of a Group of Nanoporous Materials with Photo-semiconducting Host Structures Xiqu Wang1 (1.Department of Chemistry and Materials Research Science and Engineering Center,University of Houston, Houston, Texas 77204-5641, USA) 摘要: 1. IntroductionPreparation of nanostructured materials is a fundamental field for advances in nano-technology.Various chemical routes have......
="ChDivSummary" name="ChDivSummary">Based on the functionally graded materials(FGMs) design concept,the laminated-graded graphite/cermets self-lubricating composite was prepared to achieve the integration of mechanical properties and lubrication performance of the cermet.The effects of the layer number and thickness of graded structure on residual stresses in the gradient composites were......
