SnP7Au3 — Properties & Data | MatWorld

SnP7Au3

metal

· JVASP-19033· SnP7Au3

SnP7Au3 is an intermetallic compound combining tin, phosphorus, and gold—a research-phase material belonging to the family of precious metal phosphides. This compound is primarily of academic interest for studies in layered materials science, as evidenced by its measured exfoliation energy, suggesting potential for producing thin films or two-dimensional structures through mechanical or chemical separation. While not yet established in commercial applications, materials in this compositional family are being explored for advanced electronic, photocatalytic, and thermoelectric applications where the combination of a noble metal (gold) with a p-block element (phosphorus) offers unusual electronic properties.

research and developmentlayered material exfoliationelectronic device prototypingcatalytic applications (exploratory)thin-film studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Exfoliation Energy(Eexf)	278.2	meV/atom	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2525	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
Dielectric Constant (Relative Permittivity)(εr)	28.22	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000112	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00161	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-28.00	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	32.74	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)	0.000900	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.09909	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

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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.

SnP7Au3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

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