Effects of electropulsing on microstructure and conductivity of nanofilms of Zn-Al alloys

Y. H. Zhu, Suet To, Wing Bun Lee, H. W. Zhang

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

Abstract

Electropulsing induced microstructual changes and phase transformations in nanofilms of Zn-Al based alloys were studied by X-ray diffraction and scanning electron microscopy techniques. It was found that electropulsing affected considerably crystal orientation of nanophases. Also, electropulsing tremendously accelerated nanophase decomposition (such as formation of Z-zones and transitional phases). After electropulsing, the electric resistances of nanofilms of ZA22 and ZA27 reduced for 16.6% and 18.2%, respectively. Effect of electropulsing induced preferred crystal orientation changes on nanophase decomposition and electric conductivity of the Zn-Al based alloys is discussed.
Original languageEnglish
Title of host publicationTechnical Proceedings of the 2012 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2012
Pages136-139
Number of pages4
Publication statusPublished - 20 Aug 2012
EventNanotechnology 2012: Advanced Materials, CNTs, Particles, Films and Composites - 2012 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2012 - Santa Clara, CA, United States
Duration: 18 Jun 201221 Jun 2012

Conference

ConferenceNanotechnology 2012: Advanced Materials, CNTs, Particles, Films and Composites - 2012 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2012
Country/TerritoryUnited States
CitySanta Clara, CA
Period18/06/1221/06/12

Keywords

  • Conductivity
  • Electropulsing
  • Microstructure
  • Nanofilms
  • Zn-Al alloys

ASJC Scopus subject areas

  • Ceramics and Composites
  • Surfaces, Coatings and Films

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