Term: exchange-inversion transition
https://doi.org/10.1351/goldbook.E02240

Definition:
A transition between antiferromagnetic and ferromagnetic coupling between two subarrays of magnetic atoms. Example: Ordered FeRh changes from antiferromagnetic to ferromagnetic coupling with the simple cubic Fe array in a first-order transition.

Related Terms:
1) coupling (http://doi.org/10.1351/goldbook.C01025).
2) first-order transition (http://doi.org/10.1351/goldbook.F02390).

Source: PAC, 1994, 66, 577. 'Definitions of terms relating to phase transitions of the solid state (IUPAC Recommendations 1994)' on page 582 (https://doi.org/10.1351/pac199466030577)

Citation: 'exchange-inversion transition' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.E02240

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