Abstract
Electron paramagnetic resonance of Cu2+-doped catena-trans-bis(N-(2-hydroxyethyl)-ethylenediamine) zinc(II)-tetra-μ-cyanonicelate(II) [Zn(NH2(CH2)3NHOH)2Ni(CN)4] single crystals and powder are examined at room temperature. The spectra show the substitution of the Zn2+ ion with the Cu2+ ion. The crystal field around the Cu2+ ion is nearly axial. There is a single paramagnetic site withg xx=2.073,g yy=2.060,g zz=2.248,A xx=40.5 G,A yy=50.8 G,A zz=172.0 G. The ground-state wave function is an admixture of d x 2−y 2 and d z 2 states. The optical-absorption studies show two bands at 320 nm (31250 cm−1) and 614 nm (16286 cm−1) which confirm the axial symmetry. The crystal field parameters and the wave function are determined.
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Paşaoĝlu, H., Karabulut, B., Kaştaş, G. et al. EPR and optical-absorption studies of Cu2+-doped Zn(NH2(CH2)3NHOH)2Ni(CN)4 single crystals. Appl. Magn. Reson. 30, 75–83 (2006). https://doi.org/10.1007/BF03166983
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DOI: https://doi.org/10.1007/BF03166983