Hf2 Zr2 O8
ceramic· Hf2 Zr2 O8
Hf₂Zr₂O₈ is a mixed-metal oxide ceramic combining hafnium and zirconium oxides in a 1:1 ratio, belonging to the family of high-entropy or multi-component refractory oxides. This material is primarily of research interest for extreme-temperature applications where superior thermal stability and mechanical integrity are required; it represents an emerging class of ceramics designed to maintain strength and resist degradation in harsh oxidizing and thermal cycling environments beyond the performance envelope of conventional single-phase oxides.
high-temperature structural ceramicsthermal barrier coatingshypersonic/aerospace applicationsrefractory liningsresearch/development phaseextreme-environment composites
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | Pa | — | — | |
Shear Modulus(G) | — | Pa | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | eV/atom | — | — |
Verified Unverified Low confidence (<80%) Link to source
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.