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泡沫NiCrAl电热合金的制备及其电学性能
张月来; 段德莉; 赵宇航; 侯思焓; 李曙
2013-02-11
Source Publication金属学报
Issue2Pages:214-220
Abstract通过粉末包埋渗法并经过真空均匀化热处理制备高比表面积的泡沫NiCrAl电热合金,考察了真空均匀化热处理温度对泡沫NiCrAl电热合金中金属元素蒸发的影响,采用SEM和XRD等分析手段,研究了泡沫NiCrAl的成分、结构及其与电阻率的关系.研究结果表明,以泡沫NiCr为基材通过调整渗Al温度及适当的真空均匀化热处理,能获得成分均匀、具有高表观电阻率的泡沫NiCr(20-30)Al(3-9)电热合金.泡沫NiCr渗Al后形成Ni固溶体,Cr,Ni_2Al_3,NiAl和Ni_3Al的多相结构,随着Al含量的增加电阻率降低.经过真空均匀化热处理后,当Al含量很低时,Al固溶在Ni固溶体中,电阻率比泡...
description.department中国科学院金属研究所
Keyword粉末包埋渗a1 泡沫nicral 真空均匀化热处理 金属蒸发 表观电阻率
Language中文
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/71779
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
张月来,段德莉,赵宇航,等. 泡沫NiCrAl电热合金的制备及其电学性能[J]. 金属学报,2013(2):214-220.
APA 张月来,段德莉,赵宇航,侯思焓,&李曙.(2013).泡沫NiCrAl电热合金的制备及其电学性能.金属学报(2),214-220.
MLA 张月来,et al."泡沫NiCrAl电热合金的制备及其电学性能".金属学报 .2(2013):214-220.
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