Fig. 9: Surface alteration and microstructure evolution of the (Sc0.1Lu0.3Yb0.3Er0.2Y0.1)PO4 after steam corrosion. | npj Materials Degradation

Fig. 9: Surface alteration and microstructure evolution of the (Sc0.1Lu0.3Yb0.3Er0.2Y0.1)PO4 after steam corrosion.

From: High temperature steam corrosion of LuPO4 and high-entropy rare earth phosphates in the presence of Al(OH)3 and Si(OH)4 impurities

Fig. 9

SEM images taken at the top surface of the (Sc0.1Lu0.3Yb0.3Er0.2Y0.1)PO4 sample post vapor corrosion at 1400 °C for 60 h: a a low magnification and b a higher magnification image of corroded region (the inset is a SEM image of pristine surface). SEM images of the cross-section of the coupon post vapor corrosion: c a low magnification and d a high magnification.

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