欢迎登录材料期刊网

材料期刊网

高级检索

在声磁耦合场下,采用熔体直接反应法制备了纳米TiB2/7055复合材料,并对比无外场、单一磁场和单一超声场原位制备复合材料的微观形貌进行研究.结果表明:声磁耦合场下所制得的TiB2颗粒细小,尺寸为80~100 nm,圆球状,分布均匀,TiB2反应收得率高.当超声功率为0.SkW,磁场频率5 Hz,励磁电流200A时,约82.4%的TiB2增强颗粒处于0.2~0.5μm之间,处于0.8~1.2μm之间的颗粒减少至约1.6%,相比单一超声场0.8kW下能达到近2倍的细化效果

参考文献

[1] Aguas MD.;Parkin IP.;Kuznetsov MV.;Steer WA.;Pankhurst QA. Barquin LF.;Affleck L. .The effect of large magnetic fields on solid state combustion reactions: novel microstructure, lattice contraction and reduced coercivity in barium hexaferrite[J].Journal of Materials Chemistry: An Interdisciplinary Journal dealing with Synthesis, Structures, Properties and Applications of Materials, Particulary Those Associated with Advanced Technology,2000(2):235-237.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%