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. Author manuscript; available in PMC: 2022 Dec 1.
Published in final edited form as: Microporous Mesoporous Mater. 2020 Jul 14;308:110454. doi: 10.1016/j.micromeso.2020.110454

Fig. 1.

Fig. 1

TEM images of the two series of MBGs enriched with 0, 2.5 and 5% of CuO synthetized by using HNO3/nitrate or HCl/chloride. Highlighted with striped circles the metallic copper nanoparticles and with dotted circles those of calcium/copper phosphate. Each image includes in the up right corner their EDS espectrum.