AlCuTe2

Name: AlCuTe2
Brand: MatWorld

semiconductor

· AlCuTe2

AlCuTe2 is an aluminum-copper-tellurium intermetallic semiconductor compound, likely explored within thermoelectric and advanced electronic materials research. This material belongs to the family of metal tellurides, which are investigated for potential applications in solid-state energy conversion and optoelectronic devices where the combination of metallic and semiconducting properties offers distinct advantages. While not yet widely established in mainstream production, AlCuTe2 represents materials science work aimed at developing alternatives for thermal-to-electric energy recovery or specialized electronic applications where conventional semiconductors fall short.

thermoelectric deviceswaste heat recoveryexperimental semiconductorssolid-state electronics researchintermetallic compoundsoptoelectronic materials development

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	7,494.1	ksi	DFT
↳	7,463.6	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	3,527.3	ksi	DFT
↳	3,650.6	ksi	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)	0.1849	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	2.060	eV	Measured
↳	1.102	eV	DFT · OptB88vdW
↳	1.868	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)3 entries	12.13	-	DFT · OptB88vdW
↳	11.70	-	DFT · PBE
↳	11.20 range 10.48–11.93median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	10.13	-	DFT · OptB88vdW
↳	8.483	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	0.1200	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.007	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.5507	C/m²	DFT · OptB88vdW
↳	0.01918	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00160	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00211	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-121.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	261.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	25.83	%	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3700	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

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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.

AlCuTe2 — Properties & Data | MatWorld

AlCuTe2

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