SmSi2

ceramic

· SmSi2

SmSi₂ is an intermetallic ceramic compound belonging to the rare-earth silicide family, combining samarium with silicon in a defined stoichiometric ratio. This material is primarily investigated in research contexts for high-temperature structural applications where thermal stability and oxidation resistance are critical; rare-earth silicides like SmSi₂ show promise as matrix phases in composite materials and as refractory coatings for aerospace and power generation components operating at elevated temperatures.

high-temperature structural compositesrefractory coatingsaerospace enginesoxidation-resistant phasesresearch/development materialsthermal barrier applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.619	kg/m³	—

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Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-5.177	µV/K	—

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Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)2 entries	-0.6871	eV/atom	—
↳	-0.5325	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, or test environment.

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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.

SmSi2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental