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自催化沉积非晶态复合材料的组成与晶化特性研究
引用本文:吴玉程,张立德,李广海,陶杰.自催化沉积非晶态复合材料的组成与晶化特性研究[J].物理学报,1999,48(1):102-106.
作者姓名:吴玉程  张立德  李广海  陶杰
作者单位:(1)南京航天航空大学,南京 210016; (2)中国科学院固体物理研究所,合肥 230031
基金项目:国家机械工业发展技术基金(批准号:91J50503)和安徽省自然科学基金(批准号:97416002)资助的课题.
摘    要:用自催化沉积非晶态(Ni,Cu)100-xPx+SiC复合材料,研究了复合材料的组成与晶化特性,结果表明,当x>14或者SiC体积分数小于12.8%时,复合材料即保持非晶态;时效温度达到603—618K,复合材料逐渐向晶态过渡,晶化相为fc c Ni和NiyPz,稳定组织为(Ni,Cu)P+Ni3P+SiC.较非晶态复合材料,晶态材料具有更高的力学性能. 关键词

关 键 词:非晶态  复合材料  自催化沉积  组成  晶化特性
收稿时间:5/4/1998 12:00:00 AM

STUDY ON THE COMPOSITION AND CRYSTALLIZING CHARACTERISTIC OF AMORPHOUS COMPOSITE FABRICATED BY SELF-CATALYZING DEPOSITION
WU YU-CHENG,ZHANG LI-DE,LI GUANG-HAI and TAO JIE.STUDY ON THE COMPOSITION AND CRYSTALLIZING CHARACTERISTIC OF AMORPHOUS COMPOSITE FABRICATED BY SELF-CATALYZING DEPOSITION[J].Acta Physica Sinica,1999,48(1):102-106.
Authors:WU YU-CHENG  ZHANG LI-DE  LI GUANG-HAI and TAO JIE
Abstract:The amorphous (Ni,Cu)100-xPx+SiC composites were fabricated by self-catalyzing deposition, and the composition and crystallization characteristics were studied. The results showed that the composites kept at amorphous state when x was more than 14 or the fraction of SiC less than 12.8%; they would transform gradually into crystalline with the increase of aging temperature at 603—618K; and the crystallized phases were fcc Ni and NiyPz respectively; (Ni,Cu)P+Ni3P+SiC was formed as a stable microstructure. Compared with amorphous composites, crystalline materials exhibited higher machanical properties.
Keywords:
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