Acta Metallurgica Sinica (English Letters) ›› 2016, Vol. 29 ›› Issue (11): 1001-1010.DOI: 10.1007/s40195-016-0463-5
• Orginal Article • Previous Articles Next Articles
Received:
2016-03-18
Published:
2016-11-21
Rasha A. Ahmed. A Comparative Study on the Corrosion Performance of Ni47Ti49Co4 and Ni51Ti49 Shape Memory Alloys in Simulated Saliva Solution for Dental Applications[J]. Acta Metallurgica Sinica (English Letters), 2016, 29(11): 1001-1010.
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Fig. 1 SEM micrographs of surface morphology: Ni51Ti49a and Ni47Ti49Co4b SMAs before immersion in artificial saliva solution; Ni51Ti49c, e and Ni47Ti49Co4d, f SMAs after immersion in artificial saliva solution for 14 days with different magnifications
Fig. 2 XPS survey spectra: Ni51Ti49a and Ni47Ti49Co4b SMAs before immersion in artificial saliva solution; Ni51Ti49c and Ni47Ti49Co4d SMAs after immersion in artificial saliva solution
Fig. 4 Experimental data in artificial saliva solution with immersion time till 15 h at 37 ± 1 °C: Nyquist plots a, b; Bode plot c, d for Ni51Ti49 and Ni47Ti49Co4 SMAs, respectively
Fig. 5 Experimental data in artificial saliva solution with immersion time till 168 h at 37 ± 1 °C: Nyquist plots a, c and Bode plot b, d of Ni51Ti49 a and Ni47Ti49Co4 b SMAs, respectively
Fig. 7 Potentiodynamic polarization curves: Ni51Ti49a and Ni47Ti49Co4b SMAs in artificial saliva solution at 37 ± 1 °C showing positive corrosion behavior for Ni47Ti49Co4
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