Push-Out Bond Strength, Characterization, and Ion Release of Premixed and Powder-Liquid Bioceramic Sealers with or without Gutta-Percha

Figure 3

Average micro-Raman spectra: (a) Raman spectra obtained from AH Plus™; (b) EndoSequence® BC Sealer™; (c) ProRoot® ES, square area showed the amplified zone overlapped by the intensity of the bismuth oxide signals; (d) BioRoot™ RCS.

(a)

(b)

(c)

(d)