Sr2Hf7O16 — Properties & Data | MatWorld

Sr2Hf7O16

ceramic

· JVASP-50625· Sr2Hf7O16

Sr2Hf7O16 is a strontium hafnium oxide ceramic compound belonging to the family of rare-earth and refractory oxide ceramics. This material is primarily investigated in research contexts for high-temperature structural and thermal barrier applications, where its hafnium content provides excellent oxidation resistance and thermal stability. Sr2Hf7O16 represents an emerging composition within the broader class of hafnate ceramics, which are candidates for next-generation aerospace and energy systems requiring materials that maintain strength and resist degradation at extreme temperatures.

thermal barrier coatingshigh-temperature structural ceramicsaerospace propulsion systemsnuclear reactor materials (research)refractory applicationsmaterials research & development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3204	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	4.520	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	4.547	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000703	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000637	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-369.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	339.3	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00610	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.748	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.

Sr2Hf7O16

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental