钒酰—亚胺配合物的ESR波谱研究 |
ESR STUDIES ON IMINATO-VO(Ⅱ) COMPLEXES |
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摘要: 本文研究了二(邻羟亚苄基胺)钒酰配合物在一系列有机溶剂中的ESR波谱。室温下,g值在不同溶剂中的变化有如下次序:CHCl3>py>CH3CN>THF>CH3OH,α值的趋势为:THF>CH3CN>CHCl3>py≈CH3OH.通过在THF及py溶剂中的低温ESR波谱得到的g11、g1、A11、A1、计算出了β2*2、K、β1*2、β1′*、επ*、επ′*等键参数,并讨论了溶剂对配合物电子结构的影响. |
关键词: 顺磁共振 钒酰配合物 |
基金项目: 国家自然科学基金资助项目 |
Abstract: Oxovanadium(IV) salicylaldimines have extensively been studied by ESR spectroscopy in a variety of organic solvents. At room temperature,g-value decreases in order: CHCl3,py,CH3CN,THF,CH3OH while α-value decreases in order: THF,CH3CN,CHCl3,py,CH3OH. From the spin Hamiltonian parameters obtained at low temperature,some bond parameters β2*2,κ,β1*2,β'*,επ*,επ'* have been calculated,and the effect of solvent on electron structures of the complexes has also been discussed. |
Keywords: ESR iminato-VO complex |
投稿时间:1988-01-25 |
摘要点击次数: 1526 |
全文下载次数: 1751 |
孟庆金,步修仁,孙守恒,钱钺,游效曾.钒酰—亚胺配合物的ESR波谱研究[J].无机化学学报,1989,5(3):40-45. |
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