铁<strong>/</strong>镱掺杂二氧化钛空心球的制备及其光催化性能

铁/镱掺杂二氧化钛空心球的制备及其光催化性能

彭子童, 郜艳荣, 姚楚, 姚军龙, 朱雯雯, 徐稳, 江学良

Preparation and Photocatalytic Activity of Fe/Yb Co-doped Titanium Dioxide Hollow Sphere

PENG Zitong, GAO Yanrong, YAO Chu, YAO Junlong, ZHU Wenwen, XU Wen, JIANG Xueliang

表1 不同样品的可见光催化速率常数K、相关系数R²和光催化降解效率

Table 1 Visble light photo-degradation rate constant K, correlation cofficient R²and degradation rate for differrent samples

Samples	K/min^-1	R²	Degradation rate/%
0.1%Fe/1%Yb-TiO₂HS	0.00523	0.9746	92.57
0.3%Fe/1%Yb-TiO₂HS	0.00372	0.99033	68.92
0.5%Fe/1%Yb-TiO₂HS	0.00173	0.98505	31.08
0.7%Fe/1%Yb-TiO₂HS	0.00105	0.92515	18.92
1%Fe/1%Yb-TiO₂HS	0.000909	0.96216	16.22
TiO₂HS	0.00111	0.73288	23.45