Na2Te — Properties & Data | MatWorld

Na2Te

Name: Na2Te
Brand: MatWorld

semiconductor

· Na2Te

Na2Te is an inorganic semiconductor compound composed of sodium and tellurium, belonging to the class of chalcogenide semiconductors. This material remains primarily in the research and development phase rather than established industrial production, with potential applications in thermoelectric devices, photovoltaic systems, and solid-state electronics where its bandgap and carrier transport properties could be exploited. Engineers considering Na2Te would typically do so in exploratory projects targeting next-generation energy conversion or optoelectronic devices, though material availability, processing stability, and performance data relative to more mature semiconductors (such as bismuth telluride or lead telluride systems) would require careful evaluation.

thermoelectric energy conversionexperimental photovoltaicssolid-state electronics researchsemiconductor device developmentmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	2,968.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2600	-	DFT · OptB88vdW
Shear Modulus(G)	1,702.7	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1082	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	2.300	eV	Measured
↳	2.137	eV	DFT · OptB88vdW
↳	3.786	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	7.449	-	DFT · OptB88vdW
↳	7.880	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.688	-	DFT · OptB88vdW
↳	3.322	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	0.2400	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.990	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	0.000445	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00262	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-67.75	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	424.1	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.2900	%	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

Filter by

Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-1.002	eV/atom	DFT · OptB88vdW
↳	-1.156	eV/atom	Measured

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

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.

Na2Te

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control