SrMgSi — Properties & Data | MatWorld

SrMgSi

ceramic

· SrMgSi

SrMgSi is an intermetallic ceramic compound combining strontium, magnesium, and silicon, belonging to the silicide family of advanced ceramics. While primarily of research interest rather than established industrial production, this material class is investigated for applications requiring lightweight rigid structures with thermal stability, particularly in high-temperature environments where conventional metals lose strength.

High-temperature structural componentsLightweight aerospace applicationsThermal barrier researchAdvanced ceramic compositesRefractory material development

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	42.98	GPa	DFT
↳	46.00	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2000	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	32.91	GPa	DFT
↳	35.68	GPa	DFT · OptB88vdW

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
Density(ρ)	2.460	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.1340	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	22.66	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00231	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00125	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-205	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	172.9	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)	0.8535	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.3825	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.

SrMgSi

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental