Electron Paramagnetic Resonance and Optical Absorption of VO2+Doped Ammonium Selenate Single Crystals

查看全文 作　　者：Ram [1]Kripal;Ashutosh Kumar [2]Shukla

机构地区：[1]Department of Physics,University of Allahabad,Allahabad 211002,India;[2]Department of Physics,Ewing Christian College,Allahabad 211003,India

出　　处：《Chinese Physics Letters》索引2011年第28卷第3期,共4页

基　　金：One of the authors(AKS)is supported by the Research Project of University Grants Commission,New Delhi. 摘　　要：An electron paramagnetic resonance study of vanadyl ions doped in ammonium selenate single crystals is carried out at room temperature.It is found that the VO^(2+)ion takes up an interstitial site.The spin Hamiltonian parameters obtained from the crystal rotations are g‖=1.9576±0.0002,g⊥=1.9889±0.0002,A‖=203±2 G,A⊥=78±2 G.An optical absorption study is also carried out to evaluate various bonding parameters.On the basis of these parameters the nature of bonding in the complex is discussed. 关键词：temperature parameters BONDING

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Electron Paramagnetic Resonance and Optical Absorption of VO2+Doped Ammonium Selenate Single Crystals

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