Transactions of Nonferrous Metals Society of China The Chinese Journal of Nonferrous Metals

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中国有色金属学报

ZHONGGUO YOUSEJINSHU XUEBAO

第6卷    第2期    总第19期    1996年6月

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文章编号:(1996)02-38-2
WS2颗粒的分形特征
邢鹏飞 翟玉春 田彦文 李会莉 刘越

(东北大学有色金属冶金系,沈阳110006)

摘 要: 用Q900自动图象分析系统测定了用(NH4)2WS4热分解制备的WS2颗粒的分形结构,得到WS2周边分维数Df在1. 015~1. 032范围,表面分维数Ds在2.015~2.032范困,其分维数随着粒度减小而增大。给出了Df、 Ds与颗粒等效直径d的关系,Df、Ds可以作为WS2颗粒形状和大小的表征值。

 

关键字: WS2 粒度 形态 分维数 图象分析

    FURTHER PROCESSING OF Sb-Pb ALLOY
WITH HIGH LEAD CONTENT AND COMPREHENSIVE
      UTILIZATION OF Sb AND Pb IN THE ALLOY
Lai Chuanjie,  Mei Xianzhi,  Huang Kexiong, Zhao Ruinong

Institute of Metallurgical Physicochernistry and Chernistry Materials,
    Central South, University of Technology, Changsha 410083

Abstract:Using Sb-Pb alloy containing  3%一10% Pb produced by  some smelters in Guangxi as raw materials. further processing on antimony products has been studied as to develop a series of products . Cubic system , mirco-particle,  non-dusting  and  high percetage(99. 999%) antimony trioxide,high percentage(99.999%)antimony and several lead base engineering alloys have been developed by means of technological method;morover Sb and Pb alloy have been untilized fully and effectively.

 

Key words: Sb-Pb  alloy with high lead content   further processing    comprehensive utilization

ISSN 1004-0609
CN 43-1238/TG
CODEN: ZYJXFK

ISSN 1003-6326
CN 43-1239/TG
CODEN: TNMCEW

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