SiSn3

ceramic

· JVASP-37210· SiSn3

SiSn3 is a ceramic compound in the silicon-tin system, representing a defined intermetallic or ceramic phase rather than a simple alloy. This material family has been primarily explored in research contexts for semiconductor, thermoelectric, and high-temperature structural applications where silicon-tin combinations offer potential advantages in thermal stability or electronic properties. While not widely established in mainstream industrial production, SiSn3 and related Si-Sn phases are of interest to materials researchers investigating cost-effective alternatives to conventional silicides for specialized electronic and thermal management applications.

thermoelectric devices (research)semiconductor materials (experimental)high-temperature compositesmaterials research and developmentphase studies and alloy characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2247	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00415	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00364	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-17.42	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-16.43	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.3319	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.3308	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.

SiSn3 — Properties & Data | MatWorld

SiSn3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental