O12 Sr4 Hf4 — Properties & Data | MatWorld

O12 Sr4 Hf4

ceramic

· O12 Sr4 Hf4

O₁₂Sr₄Hf₄ is an experimental ceramic compound belonging to the strontium hafnate family, combining strontium oxide and hafnium oxide in a mixed-metal oxide matrix. While not yet commercially established, this composition is of research interest for high-temperature structural applications due to hafnium's refractory properties and the potential for tailored thermal and mechanical performance through metal oxide combinations. Materials in this ceramic family are being investigated for extreme thermal environments where conventional oxides fall short.

high-temperature ceramics (research)refractory coatingsaerospace thermal protectionsolid oxide fuel cellsthermal barrier materialsadvanced ceramics development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.666	eV/atom	DFT · OptB88vdW

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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.

O12 Sr4 Hf4

Other Properties

Regulatory Screening

Environmental