PrSi
ceramic· PrSi
PrSi is a praseodymium silicide ceramic compound combining the rare-earth element praseodymium with silicon, forming an intermetallic ceramic with high stiffness and density. This material is primarily explored in high-temperature structural applications and advanced ceramic composites, where rare-earth silicides offer potential advantages in oxidation resistance and thermal stability compared to conventional refractory ceramics. Engineers consider PrSi for extreme-environment systems where both mechanical rigidity and chemical durability at elevated temperatures are critical.
high-temperature structural ceramicsaerospace engine componentsrefractory materialsceramic composites reinforcementthermal barrier coatingsresearch/development applications
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 76.90 | GPa | — | ||
Poisson's Ratio(ν) | 0.2300 | - | — | ||
Shear Modulus(G) | 50.84 | GPa | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 5.635 | 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) | -3.403 | 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)2 entries | -0.8094 | eV/atom | — | ||
| ↳ | -0.7261 | 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.