La(SiOs)2

ceramic
· La(SiOs)2

Lanthanum silicate (La₂Si₂O₇) is a rare-earth ceramic compound belonging to the silicate family, characterized by its layered crystal structure and thermal properties relevant to high-temperature applications. This material is primarily investigated for aerospace and energy applications where thermal barrier coatings and refractory components must withstand extreme temperatures while resisting chemical attack; it is notable among rare-earth silicates for its potential lower density and improved sintering behavior compared to traditional yttria-stabilized zirconia alternatives. Research into lanthanum silicates continues to focus on optimizing phase stability, creep resistance, and thermal conductivity for next-generation turbine engines and hypersonic vehicle components.

thermal barrier coatingsturbine engine componentshigh-temperature refractory materialsaerospace applicationsthermal management systemshypersonic vehicle structures

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
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eV——
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.
La(SiOs)2 — Properties & Data | MatWorld