Manganese molybdate nanoflakes on silicon microchannel plates as novel nano energetic material

Chi Zhang, Dajun Wu, Liming Shi, Yiping Zhu, Dayuan Xiong, Shaohui Xu, Rong Huang, Ruijuan Qi, Wenchao Zhang, Lianwei Wang, Paul K. Chu

Research output: Contribution to journalArticlepeer-review

8 Scopus citations

Abstract

Nano energetic materials have attracted great attention recently owing to their potential applications for both civilian and military purposes. By introducing silicon microchannel plates (Si-MCPs) three-dimensional (3D)-ordered structures, monocrystalline MnMoO4 with a size of tens of micrometres and polycrystalline MnMoO4 nanoflakes are produced on the surface and sidewall of nickel-coated Si-MCP, respectively. The MnMoO4 crystals ripen controllably forming polycrystalline nanoflakes with lattice fringes of 0.542 nm corresponding to the (ī11) plane on the sidewall. And these MnMoO4 nanoflakes show apparent thermite performance which is rarely reported and represents MnMoO4 becoming a new category of energetic materials after nanocrystallization. Additionally, the nanocrystallization mechanism is interpreted by ionic diffusion caused by 3D structure. The results indicate that the Si-MCP is a promising substrate for nanocrystallization of energetic materials such as MnMoO4.

Original languageEnglish
Article number171229
JournalRoyal Society Open Science
Volume4
Issue number12
DOIs
StatePublished - Dec 2017

Keywords

  • Energetic materials
  • MnMoO
  • Nanoflakes
  • Si-MCP
  • Thermite

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