Two tri-spin complexes based on gadolinium and nitronyl nitroxide radicals: Structure and ferromagnetic interactions
文献类型:期刊论文
作者 | Zhou N ; Ma Y ; Wang C ; Xu GF ; Tang JK ; Yan SP ; Liao DZ |
刊名 | journal of solid state chemistry
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出版日期 | 2010 |
卷号 | 183期号:4页码:927-932 |
关键词 | SINGLE-CHAIN MAGNETS RARE-EARTH COMPLEXES CRYSTAL-STRUCTURE SEMIQUINONATO COMPLEX LANTHANIDE COMPLEXES OPTICAL-PROPERTIES GD-III LN TRINUCLEAR BEHAVIOR |
ISSN号 | 0022-4596 |
通讯作者 | ma y |
中文摘要 | three radical-ln(iii)-radical complexes based on nitronyl nitroxide radicals have been synthesized, structurally and magnetically characterized: [gd(hfac)(3)(nitphoet)(2)] (1) (hfac=hexafluoroacetylacetonate, and nitphoet=4'-ethoxy-phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide), [gd(hfac)(3) (nitphoch2ph)(2)] (2) (nitphoch2ph = 4'-benzyloxy-pheny1-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide) and [lu(hfac)(3)(nitphoch2ph)(2)] (3). the x-ray crystal structure analyses show that the structures of the three compounds are similar and all consist of the isolated molecules, in which central ions gd-iii or lu-iii are coordinated by six oxygen atoms from three hfac and two oxygen atoms from nitronyl radicals. the magnetic studies show that in both of the two gel complexes, there are ferromagnetic gd-iii-rad interactions and antiferro-magnetic rad-rad interactions in the molecules (with j(rad-gd)=0.27 cm(-1), 2.97 cm(-1) for 1: and j(rad-gd)=0.62 cm(-1), j(rad-rad)=7.01 cm(-1) for 2). an analogous complex of [lu(hfac)(3) (nitphoch2ph)(2)] (3) containing diamagnetic lu-iii ions has also been introduced for further demonstrating the nature of magnetic coupling between radicals. (c) 2010 elsevier inc. all rights reserved. |
收录类别 | SCI收录期刊论文 |
语种 | 英语 |
WOS记录号 | WOS:000276654700025 |
公开日期 | 2012-06-06 |
源URL | [http://ir.ciac.jl.cn/handle/322003/43781] ![]() |
专题 | 长春应用化学研究所_长春应用化学研究所知识产出_期刊论文 |
推荐引用方式 GB/T 7714 | Zhou N,Ma Y,Wang C,et al. Two tri-spin complexes based on gadolinium and nitronyl nitroxide radicals: Structure and ferromagnetic interactions[J]. journal of solid state chemistry,2010,183(4):927-932. |
APA | Zhou N.,Ma Y.,Wang C.,Xu GF.,Tang JK.,...&Liao DZ.(2010).Two tri-spin complexes based on gadolinium and nitronyl nitroxide radicals: Structure and ferromagnetic interactions.journal of solid state chemistry,183(4),927-932. |
MLA | Zhou N,et al."Two tri-spin complexes based on gadolinium and nitronyl nitroxide radicals: Structure and ferromagnetic interactions".journal of solid state chemistry 183.4(2010):927-932. |
入库方式: OAI收割
来源:长春应用化学研究所
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