Zr2Al3C4 Coatings on Zirconium-alloy Substrates with Enhanced Adhesion and Diffusion Barriers by Al/Mo-C Interlayers

Wenhao YE; Qiang WEI; Jiamin LIANG; Jie ZHOU; Fanping MENG; Per EKLUND; Qing HUANG

doi:10.15541/jim20200286

Journals >Journal of Inorganic Materials >Volume 36 >Issue 5 >Page 541 > Article

Journal of Inorganic Materials
Vol. 36, Issue 5, 541 (2021)

Zr₂Al₃C₄ Coatings on Zirconium-alloy Substrates with Enhanced Adhesion and Diffusion Barriers by Al/Mo-C Interlayers

Wenhao YE^1,2, Qiang WEI^1,3,*, Jiamin LIANG^1,2, Jie ZHOU^2,4..., Fanping MENG², Per EKLUND⁴ and Qing HUANG^2,*|Show fewer author(s)

Author Affiliations

¹1. School of Materials Science and Engineering, Tianjin University, Tianjin 300350, China

²2. Engineering Laboratory of Advanced Energy Materials, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo 315201, China

³3. School of Mechanical Engineering, Hebei University of Technology, Tianjin 300130, China

⁴4. Department of Physics, Chemistry, and Biology (IFM), Linköping University, Linköping 581 83, Sweden

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DOI: 10.15541/jim20200286 Cite this Article

Wenhao YE, Qiang WEI, Jiamin LIANG, Jie ZHOU, Fanping MENG, Per EKLUND, Qing HUANG. Zr₂Al₃C₄ Coatings on Zirconium-alloy Substrates with Enhanced Adhesion and Diffusion Barriers by Al/Mo-C Interlayers[J]. Journal of Inorganic Materials, 2021, 36(5): 541 Copy Citation Text

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1. Schematic views of the monolithic Zr-Al-C coating and the Al/Mo-C interlayer system

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SEM images of the monolithic Zr-Al-C coating on ZIRLO substrate(a-b) Surface top view and cross section view of as-deposited coating; (c-d) Surface top view and cross section view of the coating annealed at 800 ℃ and its EDS line-scan

2. SEM images of the monolithic Zr-Al-C coating on ZIRLO substrate(a-b) Surface top view and cross section view of as-deposited coating; (c-d) Surface top view and cross section view of the coating annealed at 800 ℃ and its EDS line-scan

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3. XRD patterns of the as-deposited and annealed coatings on ZIRLO substrates without any interlayer

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4. SEM images of the multilayered C-Mo/Al/Zr-Al-C annealed coatings on ZIRLO substrate and EDS line scan along the cross-section(a-b) Surface top view; (c) Cross section view; (d) EDS-line scan of the coating along the cross-section line in (c) from top and bottom

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5. XRD patterns of as-deposited and annealed coatings on ZIRLO substrates with Al/Mo-C interlayer

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$TEM cross-section images and digital image of C-Mo/Al/Zr-Al-C multilayer coatings on ZIRLO substrates(a, d) Overview images; (b, e) Selective area electron diffraction (SAED) patterns marked in (a) and (d), respectively; (c, f) HRTEM images$

6. TEM cross-section images and digital image of C-Mo/Al/Zr-Al-C multilayer coatings on ZIRLO substrates(a, d) Overview images; (b, e) Selective area electron diffraction (SAED) patterns marked in (a) and (d), respectively; (c, f) HRTEM images

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7. Optical micrographs of scratch tracks and acoustic emission signals as functions of load for the annealed coatings on the Zr-substrate(a) Zr-Al-C coating without interlayer; (b) Coating with Al/Mo-C interlayer

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