HfYO3 — Properties & Data | MatWorld

HfYO3

ceramic

· HfYO3

HfYO3 is a hafnium-yttrium oxide ceramic compound that combines the high-temperature stability of hafnium oxide with yttrium's role as a stabilizer, resulting in a material with potential for extreme thermal and chemical environments. This composition is primarily of research interest for advanced applications requiring exceptional refractory properties, thermal barrier coatings, and environments where conventional oxides degrade; it represents an emerging material class rather than a widely commercialized engineering ceramic, with potential advantages over standard alumina or zirconia in specialized high-temperature aerospace and industrial heating applications.

thermal barrier coatingsrefractory liningshigh-temperature aerospace applicationsadvanced nuclear systemsresearch and developmentextreme environment ceramics

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · PBE
Magnetic Moment(μB)2 entries	0.1620	μB	DFT
↳	0.2240	μB	DFT

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
Formation Energy(ΔHf)2 entries	-1.942	eV/atom	DFT
↳	0.7600	eV/atom	DFT

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

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.

HfYO3

Electrical Properties

Other Properties

Regulatory Screening

Environmental