Magnetic materials

A striking transition

The field of spin transition has been dominated by six-coordinate octahedral metal ions, but now an unusual spin transition has been found for an oxide containing a square-planar coordinate iron(II).

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Figure 1: High-spin octahedral and square-planar sites.
Figure 2: Interaction between adjacent square-planar sites under pressure.

References

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    Kawakami, T. et al. Nature Chem. 1, 371–376 10.1038/nchem.289(2009).

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    Xiang, H. J., Wei, S.-H. & Whangbo, M.-H. Phys. Rev. Lett. 100, 167207 (2008).

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    Albright, T. A., Burdett, J. K. & Whangbo, M.-H. Orbital Interactions in Chemistry Ch. 15–17 (Wiley, 1985).

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    Dai, D., Xiang, H.J. & Whangbo, M.-H. J.Comput. Chem. 29, 2187–2209 (2008).

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Whangbo, M., Köhler, J. A striking transition. Nature Chem 1, 351–352 (2009). https://doi.org/10.1038/nchem.308

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