File Name : fig. s1.tif

Caption : fig. s1 tem image of a sr<sub>3</sub>nasbo<sub>6</sub>:0.002bi particle.

File Name : fig. s2.tif

Caption : fig. s2 excitation line of baso<sub>4</sub> and emission spectrum of sr<sub>3</sub>nasbo<sub>6</sub>:0.001bi.