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在前期研究中,我们在水热条件下合成了一种多核镍取代砷钨酸盐[化合物(1)][Ni(H2O)(en)2]2[Ni(H2O)3(en)][Ni(H2O)(en)]{[(α-AsW6O26)Ni6(OH)2(en)2.5(B-α-AsW9O34)]2H4[W4O16][Ni4(H2O)2(en)2]2}.13H2O(1);相应的结构表征结果显示,(1)具有由二十核镍取代{[(α-AsW6O26)Ni6(OH)2(en)2.5(B-α-AsW9O34)]2H4[W4O16][Ni4(H2O)2(en)2]2}8-单元通过乙二胺配体桥连接构筑的一维链状结构.本文研究了(1)作为催化剂对500W汞灯照射下罗丹明-B染料光催化降解行为的影响.结果表明,(1)能在一定程度上抑制罗丹明-B染料的光催化降解.
In the previous study, we synthesized a multi-nuclear nickel-substituted arsenotungstic acid salt [Ni (H2O) 2] 2 [Ni (H2O) 3 (en) Ni (H2O) (en)] {[(α-AsW6O26) Ni6 (OH) 2 (en) 2.5 (B-α-AsW9O34)] 2H4 [W4O16] [Ni4 (H2O) 2 (en) 2] 2} 13H2O (1). The corresponding structural characterization results show that: (1) The structure has the structure of {[α-AsW6O26) Ni6 (OH) 2 (en) 2.5 (B-α-AsW9O34)] 2H4 [W4O16] (Ni4 (H2O) 2 (en) 2] 2} 8-units linked by ethylenediamine ligand bridge structure.In this paper, (1) as a catalyst for 500W mercury lamp irradiation rhodamine-B (1) can inhibit the photocatalytic degradation of rhodamine-B dye to a certain extent.