LaPO4
ceramic· LaPO4
Lanthanum phosphate (LaPO₄) is a rare-earth ceramic compound that combines a lanthanide element with phosphate chemistry, belonging to the family of rare-earth phosphates used in high-temperature and specialized applications. This material is primarily investigated for thermal barrier coatings, nuclear waste immobilization, and high-temperature structural applications where chemical stability and thermal properties are critical. LaPO₄ is notable for its resistance to thermal shock and chemical attack compared to conventional ceramics, making it attractive for extreme-environment engineering and nuclear fuel encapsulation research.
thermal barrier coatingsnuclear waste immobilizationhigh-temperature ceramicsrare-earth phosphate compoundsrefractory applicationsmaterials research
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 129.3 | GPa | — | ||
Poisson's Ratio(ν) | 0.3700 | - | — | ||
Shear Modulus(G) | 56.55 | GPa | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.955 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 5.349 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 9.828 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -351.9 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.02150 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -3.304 | eV/atom | — | ||
| ↳ | -3.149 | 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.