The preparation method of the photocatalysis functional ceramics was as follows: firstly, to prepare the titanic acid sol and the titanic acid sol mixing iron ion; then, to load the soil in the stoneware tube and the honeycomb ceramics by the sol-gel technology; finally, to roast the product by the program heating.

Analysis of steady state operation of ultra-wide band Er,Tm co-doped silica fiber amplifier;