Preparation and characterization of vitrified CeO2 coated ...
2019-11-1u2002·u2002Fig. 2 shows the SEM and EDS spectrum of original cBN and CeO 2 coated cBN. Comparing Fig. 2 (a) with Fig. 2 (b), it was clearly observed that the surface of original cBN was smooth with only some impurities adhering to it, while a thin and uniform coating composed of nanoscale particles was found to cover the surface of CeO 2 coated cBN. Besides, Fig. 2 (c) revealed that the existence of B ...
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