Bilinear and biquadratic exchange interactions and their effect on magnetic susceptibilities of KMgF3: Mn and KZnF3: Mn |
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| Authors: | Y. Yamaguchi T. Sakuraba |
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| Affiliation: | Electrotechnical Laboratory, Tanashi, Tokyo, Japan |
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| Abstract: | Exchange interaction constants of nearest (J1) and next-nearest-neighbor (J2) Mn2+ in KMgF3: Mn and KZnF3: Mn have been evaluated from the magnetic susceptibilities. For KZnF3: Mn, J1 = 8.2 ± 0.5 K; this is consistent with the ESR value if biquadratic exchange is present. |
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