Si3Pt — Properties & Data | MatWorld

Si3Pt

metal

· JVASP-39090· Si3Pt

Si3Pt is an intermetallic compound combining silicon and platinum, belonging to the silicide family of materials. This material is primarily of research and development interest rather than established in high-volume industrial production, explored for applications requiring exceptional thermal stability, oxidation resistance, and high-temperature strength. Engineers would consider Si3Pt-based materials or coatings in extreme-environment applications where the platinum component provides superior corrosion resistance and the silicide matrix offers structural integrity at elevated temperatures.

high-temperature coatingsaerospace engine componentsoxidation barrier materialsresearch/developmental materialsspecialty alloy explorationthermal protection systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.931	kg/m³	DFT · OptB88vdW

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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	0.0000547	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000499	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	2.617	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	2.427	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)	0.3318	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.03724	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

Export Control

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.

Si3Pt

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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