Figure 1

(a) Characteristic of blue leakage phenomena. (b) Illustration of color characteristics of samples at normal conditions, and (c) overheat conditions. (d) Illustration of luminous flux suppression caused by the darkening of CNC.

(a) Characteristic of blue leakage phenomena. (b) Illustration of color characteristics of samples at normal conditions, and (c) overheat conditions. (d) Illustration of luminous flux suppression caused by the darkening of CNC.