interfaces in metal matrix composites oxide can react with magnesium present in an aluminum alloy [ll] 3Mg+A2O3←→3MgO+2Al 3Mg+4Al2O3←→+3 MgOAl2O3+2Al At high levels of Mg and low temperatures, Mgo is expected to form while the spinel forms at low levels of magnesium [12] a good example of obtaining a processing window by exploiting the kinetics of interfacial reaction between the fiber and matrix can be had in the work of Isaacs et aL. 13]. These authors examined the interface structure in an aluminum matrix Exposure time→ Effects of Temperature 3>2>T1 Figure 3. A schematic of the effect of time and temperature on the growth of the reaction layer at an Second amorphous carbon layer First amorphous carbon layer Pyrocarbon layer Carbon core Carbon coating Mid-radial TiC Layer Figure 4. A schematic of the interface region in SCS-6 silicon carbide fiber/titanium alloy composite (after [lID).293 oxide can react with magnesium present in an aluminum alloy [11]: At high levels of Mg and low temperatures, MgO is expected to form while the spinel forms at low levels of magnesium [12]. A good example of obtaining a processing window by exploiting the kinetics of interfacial reaction between the fiber and matrix can be had in the work of Isaacs et al. [13]. These authors examined the interface structure in an aluminum matrix Effects of . Time . Temperature T3 > T2 > T1 Figure 3. A schematic of the effect of time and temperature on the growth of the reaction layer at an interface. Figure 4. A schematic of the interface region in SCS-6 silicon carbide fiber/titanium alloy composite (after [11])