Advances in Materials Science and Engineering

Research Article

Susceptibility to Stress Corrosion of Laser-Welded Composite Arch Wire in Acid Artificial Saliva

Figure 6

SEM surface morphologies of unstressed and stressed composite arch wires immersed in artificial saliva with different pH: ((a)–(e)) pH = 4.0; ((f)–(j)) pH = 6.75.
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