YIr
ceramic· YIr
YIr is a ceramic intermetallic compound combining yttrium and iridium, representing a high-density refractory material system designed for extreme-environment applications. This material belongs to the family of rare-earth–transition-metal ceramics, which exhibit high melting points, chemical stability, and mechanical strength at elevated temperatures. YIr is primarily of research and specialized industrial interest, valued in applications requiring materials that maintain structural integrity under thermal, chemical, and mechanical stress beyond the limits of conventional ceramics or superalloys.
high-temperature structural componentsrefractory coatings and linersaerospace and hypersonic applicationsthermal barrier systemschemical process equipmentresearch and development materials
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 128.5 | GPa | — | ||
| ↳ | 128.5 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.06972 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν) | 0.3283 | - | — | ||
Shear Modulus(G)2 entries | 49.84 | GPa | — | ||
| ↳ | 49.84 | GPa | — |
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.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 11.60 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -16.90 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf)3 entries | -0.6830 | eV/atom | — | ||
| ↳ | -0.6830 | eV/atom | — | ||
| ↳ | -0.9433 | eV/atom | — |
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.
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.