Jin et al. Nanoscale Research Letters 2011, 6:515 http://www.nanoscalereslett.com/content/6/1/515 Page 3 of 7 Figure 1 XRD patterns of SHS products and the variation in the maximum combustion temperature. (a) XRD patterns of the SHS products and (b) the variation in the maximum combustion temperature with the Me content. Figure 2 Morphologies of the TiCx particles formed in the Me-Ti-CNT systems. (a) 50 wt.% Cu, (b, c) 60 wt.% Cu, (d, e) 70 wt.% Cu, (f) 80 wt.% Cu, (g) 50 wt.% Al, (h, i) 60 wt.% Al, (j) 70 wt.% Al, (k) 80 wt.% Al, (l, m) 50 wt.% Fe, (n) 60 wt.% Fe, (o, p) 70 wt.% Fe, and (q, r) 80 wt.% Fe. The scale bars in the inset images represent 100 nm.