MnAl2Te4 — Properties & Data | MatWorld

MnAl2Te4

metal

· JVASP-35479· MnAl2Te4

MnAl2Te4 is an intermetallic compound combining manganese, aluminum, and tellurium elements, belonging to the ternary metal system class. This material is primarily of research interest rather than established in high-volume industrial production, with potential applications in semiconducting or thermoelectric device research where the combination of metallic and semi-metallic character may offer functional properties. Engineers would consider this compound in specialized contexts such as advanced materials development, where its crystal structure and electronic properties could address specific performance requirements in emerging technologies.

thermoelectric researchsemiconductor device developmentintermetallic compoundselectronic materialsexperimental alloysmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	28.51	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	15.73	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	4.644	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.3590	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	11.08	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	58.36	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.02000	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.02000	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	4.994	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.4707	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000318	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00239	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-98.51	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	232.9	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02360	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3644	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.

MnAl2Te4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

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