738954.fig.002a
(a)
738954.fig.002b
(b)
738954.fig.002c
(c)
738954.fig.002d
(d)
738954.fig.002e
(e)
738954.fig.002f
(f)
738954.fig.002g
(g)
Figure 2: (a) SEM surface morphologies of the welded composite arch wire; (b) EDS line analysis of the welded composite arch wire; ((c)–(g)) map EDS analysis of the welded composite arch wire.