纳米TiO2混合晶体的制备及其光催化降解活性-环境化学.PDF
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24 3 V o l. 24, N o. 3
2005 5 ENV IRONMENTA L CH EM ISTRY M ay 2005
TiO *
2
汤心虎 谭淑英 张辉龙 金腊华
( , , 5 10632
, so l- gelT iO ,
2
. , , CH 3 COOHT i ( OBu 4 =
08 101; , 580 /= 2062, 650
/= 24 6, , T iO ,
2
, , , X3B.
T iO , , , X3B.
2
so l- ge lT iO , ,
2
, , .
[ T i( OBu 4 ] , ,
T iO . X3B,
2
T iO , .
2
1
11
90 m l 10 m l T i( OBu 4, 10 m in, A; 10 m l
B; BA, ,
60 m in, 24h . 104 , ,
, T iO .
2
XD2 X , Cu , K , 40kV,
20mA, 002, 8m in- 1. Philip s X Pert H ighScore
.
12X 3B
X 3B , pH , T iO , ,
2
( 30W, 2537nm , , S54 (
[ 1]
, .
2
21 T iO
2
20m ,l 40m l, 60m ,l 80m ,l 100m l, T iO2 , 580
4h, 200 , 5 T iO . 1 2.
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