欢迎登录材料期刊网

材料期刊网

高级检索

以硝酸铁(Fe(NO3)3·9H2O)硝酸铋(Bi(NO3)3·5H2O)为原料,酒石酸作络合剂,聚乙二醇6000作分散剂,用溶胶-凝胶法制备了BiFeO3-Bi24Fe2 O39复合催化剂.用XRD、FT-IR、UV-vis、PL光谱、TG-DSC等对其结构进行了表征.以亚甲基蓝为目标化合物,评价了样品的可见光催化活性.结果表明,500℃煅烧2h的复合催化剂热稳定性好,荧光强度最强,禁带宽度最小,用500 W的长弧氙灯照射6h,亚甲基蓝降解率达到93.11%.

参考文献

[1] 韩世同,习海玲,史瑞雪,付贤智,王绪绪.半导体光催化研究进展与展望[J].化学物理学报,2003(05):339-349.
[2] Madjid Mohseni;Arnaud David .Gas phase vinyl chloride (VC) oxidation using TiO_2-based photocatalysis[J].Applied Catalysis, B. Environmental: An International Journal Devoted to Catalytic Science and Its Applications,2003(2):219-228.
[3] 祖庸,雷闫盈,李晓娥,王训,吴金龙.纳米TiO2--一种新型的无机抗菌剂[J].现代化工,1999(08):46-47.
[4] 李二军,陈浪,章强,李文华,尹双凤.铋系半导体光催化材料[J].化学进展,2010(12):2282-2289.
[5] Hu CG;Liu H;Lao CS;Zhang LY;Davidovic D;Wang ZL .Size-manipulable synthesis of single-crystalline BaMnO3 and BaTi1/2Mn1/2O3 nanorods/nanowires[J].The journal of physical chemistry, B. Condensed matter, materials, surfaces, interfaces & biophysical,2006(29):14050-14054.
[6] Jing LQ;Sun XJ;Xin BF;Wang BQ;Cai WM;Fu HG .The preparation and characterization of La doped TiO2 nanoparticles and their photocatalytic activity[J].International Journal of Quantum Chemistry,2004(10):3375-3382.
[7] 县涛,杨华,戴剑锋,魏智强,马金元,冯旺军.粒径可控的纳米铁酸铋的制备及其光催化性能[J].催化学报,2011(04):618-623.
[8] Jing LQ;Sun XJ;Xin BF;Wang BQ;Cai WM;Fu HG .The preparation and characterization of La doped TiO2 nanoparticles and their photocatalytic activity[J].International Journal of Quantum Chemistry,2004(10):3375-3382.
[9] 井立强,袁福龙,侯海鸽,辛柏福,蔡伟民,付宏刚.ZnO纳米粒子的表面氧空位与其光致发光和光催化性能的关系[J].中国科学B辑,2004(04):310-314.
[10] X.Z.Li;F.B.Li;C.L.Yang;W.K.Ge .Photocatalytic activity of WO_x-TiO_2 under visible light irradiation[J].Journal of Photochemistry and Photobiology, A. Chemistry,2001(2/3):209-217.
[11] Jing LQ.;Sun XJ.;Cai WM.;Xu ZL.;Du YG.;Fu HG. .The preparation and characterization of nanoparticle TiO2/Ti films and their photocatalytic activity[J].The journal of physics and chemistry of solids,2003(4):615-623.
[12] 井立强,辛柏福,王德军,袁福龙,付宏刚,孙家锺.ZnO和TiO2纳米粒子的光致发光性能及其与光催化活性的关系[J].高等学校化学学报,2005(01):111-115.
[13] 王奔 .多铁性铁酸铋的合成与改性[D].苏州大学,2013.
[14] 方克明,邹兴,苏继灵.纳米材料的透射电镜表征[J].现代科学仪器,2003(02):15-17.
[15] 余长林,杨凯,余济美,彭鹏,操芳芳,李鑫,周晓春.稀土Ce掺杂对ZnO结构和光催化性能的影响[J].物理化学学报,2011(02):505-512.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%