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MgFe2O4-Fe2O3纳米粉体的软化学合成及电磁学特性
引用本文:王清成,付华,庄稼.MgFe2O4-Fe2O3纳米粉体的软化学合成及电磁学特性[J].无机化学学报,2005,21(8):1223-1226.
作者姓名:王清成  付华  庄稼
作者单位:西南科技大学先进建筑材料四川省重点实验室,绵阳,621010
基金项目:国家自然科学基金资助(No.20271042)项目,四川省科学基金(No.川科计[2000]第14号)资助项目
摘    要:Nano-MgFe2O4-Fe2O3 magnetic powders were synthesized by citrate gel under microwave irradiation. The structure,particle size distribution,electromagnetic characteristics of nano-MgFe2O4-Fe2O3 were characterized by using TG-DTA, X-ray, electronic microscope, nano-size measurement and electromagnetism measurement apparatus。The results show that the product is a mixture of MgFe2O4 and Fe2O3 with average size of 44 nm, tanδ for the product is 0.265 and 0.610 at frequency of 1.0 GHz and 1.8 GHz respectively.

关 键 词:柠檬酸盐凝胶    微波    MgFe2O3-Fe2O3    纳米粉体    电磁波吸收
文章编号:1001-4861(2005)08-1223-04
收稿时间:2004/12/13 0:00:00
修稿时间:2004年12月13

Soft Chemistry Synthesis and Electromagnetism Characteristics of Nano-MgFe2O4-Fe2O3
WANG Qing-Cheng,FU Hua and ZHUANG Jia.Soft Chemistry Synthesis and Electromagnetism Characteristics of Nano-MgFe2O4-Fe2O3[J].Chinese Journal of Inorganic Chemistry,2005,21(8):1223-1226.
Authors:WANG Qing-Cheng  FU Hua and ZHUANG Jia
Affiliation:Sichuan Province Key Laboratory of Advanced Construction Material, Southwest University of Science and Technology, Mianyang 621010,Sichuan Province Key Laboratory of Advanced Construction Material, Southwest University of Science and Technology, Mianyang 621010 and Sichuan Province Key Laboratory of Advanced Construction Material, Southwest University of Science and Technology, Mianyang 621010
Abstract:
Keywords:citrate gel  microwave  MgFe2O4-Fe2O3  nano-powder  electromagnetic wave
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