Fig. 10: Micrographs of the glaze cross-section of the YJL-1 samples.

a SEM photograph of YJ8 (Black line: the diameter of the bubble), b optical photograph of YJ13, c SEM photograph of YJ12, and d optical photograph of YJ12.
a SEM photograph of YJ8 (Black line: the diameter of the bubble), b optical photograph of YJ13, c SEM photograph of YJ12, and d optical photograph of YJ12.