Figure 7. Microstructures of a cross-sectioned sessile drop sample of Al/Ni-coating/graphite substrate after the wettability test at 1,023 K for three minutes (excluding cooling time) (a-top) near the triple line and (b-middle) in the central part of the droplet and (c-bottom) after ten seconds (excluding cooling time) contact at 1,123 K.253

Figure 7a

Figure 7b


Figure 7c


List of Figures


This figure is a component of the on-line article "Wettability, Spreading, and Interfacial Phenomena in High-Temperature Coatings", which appears in the January 2000 Issue of JOM-e.