Figure 4

Microstructure from the cross section of (a) USDR series, (b) OBD series and (c) USDR-OBD series; microstructure from the substrate of (d) AN series, (e) R series; and (f) distribution of grain size in substrate and ODZ of different series.

Microstructure from the cross section of (a) USDR series, (b) OBD series and (c) USDR-OBD series; microstructure from the substrate of (d) AN series, (e) R series; and (f) distribution of grain size in substrate and ODZ of different series.