LaScSi — Properties & Data | MatWorld

LaScSi

Name: LaScSi
Brand: MatWorld

ceramic

· LaScSi

LaScSi is a ternary ceramic compound combining lanthanum, scandium, and silicon, belonging to the silicate ceramic family. This material is primarily of research and development interest for high-temperature structural applications, where its combination of rare-earth and transition-metal constituents may offer improved thermal stability, oxidation resistance, or mechanical properties at elevated temperatures compared to conventional silicate ceramics. Engineers evaluating LaScSi would typically be working on advanced aerospace, power generation, or extreme-environment components where material scarcity and processing complexity are acceptable trade-offs for performance gains.

high-temperature structural ceramicsaerospace engine componentsexperimental refractory applicationsthermal barrier coatings (research phase)oxidation-resistant compositesrare-earth ceramic matrices

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1680	lb/in³	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	Measured
Magnetic Moment(μB)	0.00500	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000170	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000184	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-7.410	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-7.863	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01340	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6332	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

LaScSi

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental