Figure 3.

FE-SEM cross-sectional images of cells 1 and 2. (a) A GDC single-layered thin-film fuel cell (cell 1) and (b) a SIPO single-layered thin-film fuel cell (cell 2).

Ji et al. Nanoscale Research Letters 2013 8:48   doi:10.1186/1556-276X-8-48
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