SEM images of LZO films. Fabricated on the (a) CeO2, (b) YSZ/CeO2, and (c) CeO2/YSZ/CeO2 buffered NiW tapes. (d) and (e) are SEM images of LZO films grown on YSZ/CeO2 and CeO2/YSZ/CeO2 buffer architectures with the thickness of the buffer layer less than the critical value, respectively.
Xu et al. Nanoscale Research Letters 2013 8:109 doi:10.1186/1556-276X-8-109