SmScSi — Properties & Data | MatWorld

SmScSi

ceramic

· JVASP-16040· SmScSi

SmScSi is an intermetallic ceramic compound combining samarium, scandium, and silicon, representing an advanced ceramic material in the rare-earth intermetallic family. This material is primarily of research and development interest, being studied for high-temperature structural applications where the combination of rare-earth and transition metal elements offers potential improvements in thermal stability and mechanical performance over conventional ceramics. Engineers would evaluate SmScSi where extreme thermal environments, exceptional stiffness, or specialized electronic properties are required, though adoption remains limited to specialty aerospace, materials research, and experimental high-temperature component development due to its complex synthesis and relatively nascent technology maturity.

High-temperature structural ceramicsAdvanced aerospace researchRare-earth intermetallicsExperimental thermal applicationsMaterials research and developmentSpecialized refractory applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	72.70	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	40.42	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.243	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000670	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000688	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-20.16	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-20.79	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6372	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.

SmScSi

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental