Chemically sodiated iron disulfide as a high-capacity charge-storage host with cation- and anion-sited redox

Hunter O. Ford; Jeffrey W. Long; Meghanne Tighe; Debra R. Rolison; Ryan H. DeBlock

doi:10.1039/d5se01337b

January 1, 2026Sustainable Energy & Fuels

Chemically sodiated iron disulfide as a high-capacity charge-storage host with cation- and anion-sited redox

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Key Points

The aim is to explore the charge-storage capabilities of sodiated iron disulfide for Na-ion batteries.
Conducted low-temperature chemical synthesis of Na 2 FeS 2.
Characterized redox properties at both cation and anion sites.
Achieved high capacity exceeding 250 mAh g −1 for Na-ion storage.
Demonstrated operational stability with effective cation- and anion-sited redox.

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Implication

Synthesis and characterization reveal iron disulfide's charge-storage capabilities, indicating potential for energy applications.

Abstract

Straightforward low-temperature chemical synthesis of Na-ion storing compound Na 2 FeS 2 (>250 mAh g −1 ) that exhibits anion- and cation-sited redox.

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Cite This Study

Ford et al. (2026) studied this question.

synapsesocial.com/papers/69b4b9db18185d8a39801fb2 https://doi.org/10.1039/d5se01337b

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Chemically sodiated iron disulfide as a high-capacity charge-storage host with cation- and anion-sited redox

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Chemically sodiated iron disulfide as a high-capacity charge-storage host with cation- and anion-sited redox

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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