SrFeO2

ceramic

· SrFeO2

SrFeO2 is a strontium iron oxide ceramic compound belonging to the perovskite-related oxide family, typically synthesized for research and materials development applications. This compound is of particular interest in solid-state ionics and electrochemistry research, where iron-based oxides are evaluated for oxygen-ion conductivity, catalytic activity, and potential electrochemical device applications. While not yet established in high-volume industrial production, SrFeO2 represents the broader class of mixed-valence transition metal oxides being investigated as alternatives to yttria-stabilized zirconia (YSZ) and other conventional ceramic electrolytes in next-generation fuel cells, oxygen separation membranes, and heterogeneous catalysis systems.

solid oxide fuel cells (SOFC) researchoxygen permeation membranescatalytic electrodeshigh-temperature ceramicselectrochemical devices (experimental)materials science research

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	14,589.9	ksi	DFT
↳	17,765.7	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	8,572.1	ksi	DFT
↳	9,591.3	ksi	DFT · OptB88vdW

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1988	lb/in³	DFT · OptB88vdW

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	5.140	-	DFT · PBE
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	5.966	µB	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02220	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.189	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

SrFeO2 — Properties & Data | MatWorld

SrFeO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental