NaCuTe — Properties & Data | MatWorld

NaCuTe

metal

· NaCuTe

NaCuTe is an intermetallic compound combining sodium and copper elements, belonging to the class of binary metal systems with potential structural or functional applications. While not widely established in mainstream engineering, intermetallics of this composition family are primarily of research interest for their unique combinations of low density and moderate stiffness, which could enable lightweight structural applications or specialized electronic/thermal devices. The specific phase stability, manufacturing processability, and long-term environmental resistance of NaCuTe would need evaluation for any production application, as sodium-containing metallic systems typically require protective measures against oxidation and moisture.

research materials (intermetallic systems)lightweight structural alloys (emerging)experimental phase studiesthermal or electrical conductivity researchaerospace applications (early-stage)Na-Cu phase diagram investigations

Compliance & Regulations

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

Units:

si imperial

Filter by

Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	35.71	GPa	DFT
↳	35.94	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3200	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	14.36	GPa	DFT
↳	16.33	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)	5.183	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.7540	eV	DFT · OptB88vdW
↳	2.432	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	17.50	-	DFT · OptB88vdW
↳	15.49	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	9.636	-	DFT · OptB88vdW
↳	4.826	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	0.1433	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.9267	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	0.000428	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00268	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-59.62	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	262.5	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	13.93	%	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00700	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5062	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.

NaCuTe

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control