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In-situ Preparation of TiB2-TiB-Ti Functionally Graded Materials by Improved Sintering Process刘国玺1,2,LI Kezhi1,ZHANG Jinyong3,张帆31. School of Materials Science, Northwestern Polytechinical...="ChDivSummary">An improved multi-step sintering process was used to in-situ prepare TiB2-TiB-Ti FGMs. According to the sintering temperatures, the functionally graded materials(FGMs) were divided......
; accepted 30 December 2009 _____________________________________________________________________________________________________ Abstract: LiMn2O4/Li4Ti5O12 composite was synthesized by in-situ composite... composite is more than 109.9 mA?h/g and the capacity loss per cycle is only 0.036% after 60 cycles at 1.0C. Key words: Li4Ti5O12; LiMn2O4; in-situ composite technique; lithium ion batteries......
at strain η=5.37 are 64.6% IACS/752MPa and 61.4% IACS/824MPa respectively. Key words: Cu-Fe alloy; deformation-processed; in-situ composite; strength; electrical resistivity CLC number: TB323... strain[11], and the strength of iron phase is much bigger than that of copper phase[12]. Therefore, the main contribution to the strength of Cu-Fe in-situ composite is the enhancement of the strength......
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Electrodeposition of functionally graded Ni-W/Er2O3 rare earth nanoparticle composite filmGuo-quan Lai,Hong-zhong Liu,Bang-dao Chen,Dong Niu,Biao Lei,Wei-tao JiangState Key Laboratory for Manufacturing Systems Engineering, Xi’an Jiaotong University摘 要:Multi-layered functionally graded(FG) structure Ni-W/Er2O3 nanocomposite films were prepared......
of functionally graded composite materials have broad application in industrial engineering including thermal barriers, abradable seals, wear-resistant and oxidation resistant coatings due to better residual... and application of FGMs and the subjects of further research, one might refer to BIRMAN and BYRD [8]. In addition to manufactured functionally graded composite materials, the deeper understanding......
higher tensile strength. Abrasive wear test was conducted on the outer peripheries of all composites and Al/TiB2 composite exhibits less wear rate. Key words: functionally graded composite; centrifugal casting; mechanical properties; abrasive wear 1 Introduction Functionally graded materials (FGMs) are advanced composite materials characterized by their variation in the composition......
Effects of V and Al on Microstructure and Room Temperature Fracture Toughness of Nb-Si In-situ Composites () 摘要:The effect of alloying elements V and Al on microstructure and room temperature fracture toughness of an experimental Nb-Si in-situ composite was investigated. The Nb-Si alloys with different amount of V and Al were prepared by non-consumable arc-melting furnace. The experimental......
Effect of TiB2 content on microstructure and mechanical properties of in-situ fabricated TiB2/B4C compositesWANG Yu-jin1, 2, PENG Hua-xin2, YE Feng1, ZHOU Yu1(1. Institute for Advanced Ceramics...(TiB2/B4C) were in-situ fabricated via chemical reaction of B4C, TiO2 and graphite powders at 2 050 °C under a pressure of 35 MPa. Scanning electron microscopy (SEM) and transmission election microscopy......
graded cemented carbide with dual phase structure ZHANG Li(张 立)1, CHEN Shu(陈 述)2, XIONG Xiang-jun(熊湘君)1, HE Yue-hui(贺跃辉)1, HUANG Bai-yun(黄伯云)1, ZHANG Chuan-fu(张传福)3 (1. State Key Laboratory of Powder..., Central South University, Changsha 410083, China) Abstract: The phase composition, phase transition and phase structure transformation of the wire-cut section of functionally graded WC-Co cemented carbide......
