王小红

个人信息Personal Information

副教授

硕士生导师

性别:男

毕业院校:大连理工大学

学位:博士

所在单位:力学与航空航天学院

学科:工程力学. 应用与实验力学

办公地点:力学系楼223室

电子邮箱:adoll@dlut.edu.cn

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Multi-elements doped in Mn-ferrite by detonation method

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论文类型:会议论文

发表时间:2016-06-18

收录刊物:EI、Scopus

卷号:867

页面范围:98-102

摘要:In the present research, a kind of special emulsions explosive was prepared with taking Ferric nitrate and Manganese nitrate as main oxidants and composite oil as fuel, in which the Magnesium and zinc elements were added and doped in Mn ferrites. The results of which were compared by that of detonation of gas(Hydrogen and oxygen). Results indicated that the detonation products were the same structure, i.e. Jacobsite structure. That is to say, Magnesium and zinc elements were successfully doped in MnFe2O4 crystals. TEM indicated that the powders were spherical and average size was about 20~30nm. The product that obtained by gas detonation was better dispersed and worse uniform than that by explosive. Zn and high content Mg both had great effect on the stability and detonation properties of the explosive, which could produce impurities in detonation products. ? 2016 Trans Tech Publications, Switzerland.