Multifunctional materials with proton conduction,circularly polarized luminescence(CPL)and a magneto-optical Faraday effect would provide a great opportunity for applications in luminescent,electrical,magneto-optical ...Multifunctional materials with proton conduction,circularly polarized luminescence(CPL)and a magneto-optical Faraday effect would provide a great opportunity for applications in luminescent,electrical,magneto-optical and optical-electronic smart devices.However,such types of multifunctional systems have rarely been reported.Herein,by introducing a chiral amine-phenol ligand,a pair of Cd(Ⅱ)-Tb(Ⅲ)enantiomers,[Cd_(2)Tb(RR/SS-H_(2)L)_(2)(H_(2)O)_(6)](ClO_(4))_(3)·2H_(2)O(R-1 and S-1)[H_(2)L=((SS/RR)-cyclohexane-1,2-diylbis(azanediyl)-bis(methylene)-bis(2-methoxyphenol))],were obtained.R-1 and S-1 feature the homochiral molecules of trinuclear Cd2Tb structures,which contain abundant H-bonds to form threedimensional(3D)supermolecular frameworks.They are chiral multifunctional materials showing strong Tb(Ⅲ)characteristic emissions,a moderate proton conductivity of 1.17×10^(-4) S cm^(-1) at 333 K and 100%RH for R-1,CPL with a luminescence dissymmetry factor value of over 10^(-3) for R-1 and S-1 and a strong magneto-optical Faraday effect,and they are the first known materials simultaneously showing CPL,proton conduction and the Faraday effect.展开更多
基金the NSF of China(21661005,22161002 and 21761012).
文摘Multifunctional materials with proton conduction,circularly polarized luminescence(CPL)and a magneto-optical Faraday effect would provide a great opportunity for applications in luminescent,electrical,magneto-optical and optical-electronic smart devices.However,such types of multifunctional systems have rarely been reported.Herein,by introducing a chiral amine-phenol ligand,a pair of Cd(Ⅱ)-Tb(Ⅲ)enantiomers,[Cd_(2)Tb(RR/SS-H_(2)L)_(2)(H_(2)O)_(6)](ClO_(4))_(3)·2H_(2)O(R-1 and S-1)[H_(2)L=((SS/RR)-cyclohexane-1,2-diylbis(azanediyl)-bis(methylene)-bis(2-methoxyphenol))],were obtained.R-1 and S-1 feature the homochiral molecules of trinuclear Cd2Tb structures,which contain abundant H-bonds to form threedimensional(3D)supermolecular frameworks.They are chiral multifunctional materials showing strong Tb(Ⅲ)characteristic emissions,a moderate proton conductivity of 1.17×10^(-4) S cm^(-1) at 333 K and 100%RH for R-1,CPL with a luminescence dissymmetry factor value of over 10^(-3) for R-1 and S-1 and a strong magneto-optical Faraday effect,and they are the first known materials simultaneously showing CPL,proton conduction and the Faraday effect.
