NaAuC2 — Properties & Data | MatWorld

NaAuC2

metal

· JVASP-7653· NaAuC2

NaAuC2 is an intermetallic compound combining sodium and gold with carbon, belonging to the family of binary and ternary metal compounds with potential applications in advanced materials research. This material remains largely in the research and experimental domain, with limited industrial adoption; interest centers on its potential in electronic, catalytic, or specialized structural applications where the unique combination of alkali metal, precious metal, and carbon properties might offer advantages. Engineers would consider this material primarily in exploratory projects requiring novel intermetallic phases, though commercial availability and scalability remain significant limitations compared to conventional alloys.

experimental intermetallicscatalytic researchadvanced electronic materialshigh-performance alloy developmentmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	74.80	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2900	-	DFT · OptB88vdW
Shear Modulus(G)	44.22	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.607	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.524	eV	DFT · OptB88vdW
↳	2.240	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	12.32	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	5.644	-	DFT · OptB88vdW
↳	4.448	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.3333	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.9067	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00175	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00381	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-142.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	336.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	17.84	%	DFT · TBmBJ

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)	0.3742	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.1955	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

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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.

NaAuC2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

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