闫鸿浩

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研究员

博士生导师

硕士生导师

任职 : 中国爆破行业协会副会长

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. 生物与纳米力学

办公地点:大连理工大学 A1区26号 力学系203室

联系方式:yanhh@dlut.edu.cn 0411-84708397

电子邮箱:yanhh@dlut.edu.cn

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Experimental investigations of the controlled explosive synthesis of ultrafine Al2O3

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论文类型:期刊论文

发表时间:2013-01-01

发表刊物:COMBUSTION EXPLOSION AND SHOCK WAVES

收录刊物:SCIE、EI

卷号:49

期号:1

页面范围:105-108

ISSN号:0010-5082

关键字:ultrafine Al2O3; phase; explosive synthesis; explosive parameter

摘要:The relation between the parameters of mixed explosives [combinations of Al(NO3)(3)center dot 9H(2)O powder, RDX powder, and/or polyethylene foaming particles] and the phase and dimension of ultrafine Al2O3 is studied in this paper. Experimental results indicate that mixed explosives with a high density of 1.8 g/cm(3) are adapted to prepare high-temperature alpha-Al2O3. Ultrafine (alpha + gamma)-Al2O3 with alpha-phase dominance is synthesized by the detonation of charges with a medium-high density of 1.3 g/cm(3). Explosives with a medium-low density of 0.8 g/cm(3) synthesize low-temperature pure lambda-Al2O3.