首页|Multifunctional properties of a polar spin chain compound[N(C3H7)4][Cu(C8H4NO4)]·H2O exhibiting both one-dimensional magnetism and nonlinear optical activity
Multifunctional properties of a polar spin chain compound[N(C3H7)4][Cu(C8H4NO4)]·H2O exhibiting both one-dimensional magnetism and nonlinear optical activity
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Functional materials with multiple properties are urgent to be explored to reach high requirements for applications nowadays.In this work,a new multifunctional one-dimensional(1D)chain compound[N(C3H7)4][Cu(ohpma)]·H2O 1(ohpma=deprotonated N-(2-hydoxyphenyl)oxamic acid)exhibiting both 1D antiferromagnetic and nonlinear optical properties,which are both originated from the same polar[Cu(C8H4NO4)]magnetic units,has been successfully synthesized by evaporation at room temperature.Bis-polydentate nature of the(ohpma)3-ligand with constrained tridentate and bidentate coordination sites conducts Cu2+ions coordinating in different geometries and forms 1D chains along the c axis,which are further separated by the[N(C3H7)4]+cations.And the 1D magnetic chains further exhibit noncen-trosymmetric polar arrangement.Nonlinear optical study shows polar compound 1 exhibits a discernible second-harmonic generation(SHG)efficiency and the calculation of the partial density of states indicates that the SHG efficiency of 1 is mainly originated from the polar[Cu(C8H4NO4)]magnetic units.More-over,magnetic susceptibility shows a broad maximum around 70 K with strong intrachain interaction of J/kB=-113.0 K but no long-range order is observed down to 2 K,suggesting that 1 shows a good 1D magnetism.Both good 1D magnetism and SHG activity suggest that 1 could be as a potential multifunc-tional material,particularly.
Ang Li、Yanhong Wang、Haotian Tian、Alimujiang Yalikun、Yves Journaux、Min Luo、Hongcheng Lu
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Key Laboratory of Material Chemistry for Energy Conversion and Storage,School of Chemistry and Chemical Engineering,Hubei Key Laboratory of Bioinorganic Chemistry & Materia Medica,Huazhong University of Science and Technology,Wuhan 430074,China
Key Laboratory of optoelectronic Materials Chemistry and Physics,Fujian Institute of Research on the Structure of Matter,Chinese Academy of Sciences,Fuzhou 35002,China
Institut Parisien de Chimie Moléculaire,IPCM,Sorbonne Université,CNRS,Paris F-75252,France
国家自然科学基金中央高校基本科研业务费专项Innovation and Talent Recruitment Base of New Energy Chemistry and DeviceKnowledge Innovation Program of Wuhan-Basic Research