Structure and magnetism of mixed-valent iron oxysulfides Sr3Fe4O6S2 (Sr3(Fe3+)2O5(Fe2+)2OS2) and Sr4Fe4O7S2 (Sr4(Fe3+)2O6(Fe2+)2OS2)

Alexis Gillette; Annabel Lyon; Stanislav N. Savvin; Inés Puente Orench; Sepideh Rahimisheikh; J. Hadermann; Magali Gimeno; Michael L. Neidig; Simon J Clarke

doi:10.1039/d6cc00150e

January 1, 2026Chemical CommunicationsOpen Access

Structure and magnetism of mixed-valent iron oxysulfides Sr3Fe4O6S2 (Sr3(Fe3+)2O5(Fe2+)2OS2) and Sr4Fe4O7S2 (Sr4(Fe3+)2O6(Fe2+)2OS2)

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Key Points

The research aims to investigate the crystal and magnetic structures of two mixed-valent iron oxysulfides, Sr3Fe4O6S2 and Sr4Fe4O7S2.
Utilized a building-block approach for the design of compounds.
Characterized the crystal structures of Sr3Fe4O6S2 and Sr4Fe4O7S2 using X-ray diffraction techniques.
Analyzed magnetic properties through magnetometry.
Both compounds exhibit a fully charge-ordered configuration.
Fe2+ and Fe3+ ions are organized in specific patterns contributing to their magnetic behavior.

Implication

Reports the crystal and magnetic structures of mixed-valent iron oxysulfides, implying their unique properties.

Abstract

The crystal and magnetic structures of Sr3Fe4O6S2 (= Sr3Fe2O5Fe2OS2) and Sr4Fe4O7S2 (= Sr4Fe2O6Fe2OS2), designed using a building-block approach, are reported. They are fully charge-ordered with Fe2+ and Fe3+ ions in...

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Cite This Study

Gillette et al. (2026) studied this question.

synapsesocial.com/papers/698c1cb3267fb587c655f3fc https://doi.org/10.1039/d6cc00150e

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Structure and magnetism of mixed-valent iron oxysulfides Sr3Fe4O6S2 (Sr3(Fe3+)2O5(Fe2+)2OS2) and Sr4Fe4O7S2 (Sr4(Fe3+)2O6(Fe2+)2OS2)

Key Points

Implication

Abstract

Discussion

Cite This Study

Structure and magnetism of mixed-valent iron oxysulfides Sr3Fe4O6S2 (Sr3(Fe3+)2O5(Fe2+)2OS2) and Sr4Fe4O7S2 (Sr4(Fe3+)2O6(Fe2+)2OS2)

Key Points

Implication

Abstract

Discussion

Cite This Study

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