MnAl2O4 — Properties & Data | MatWorld

MnAl2O4

Name: MnAl2O4
Brand: MatWorld

ceramic

· MnAl2O4

MnAl2O4 is a manganese aluminate ceramic compound belonging to the spinel family of oxides, characterized by a crystalline structure with potential for high-temperature stability and electrical properties. It is primarily investigated in research contexts for applications requiring magnetic or catalytic functionality, particularly in materials science studies exploring spinel ceramics for energy storage, catalysis, and thermal barrier systems. Engineers consider this material when conventional spinels (such as MgAl2O4) require enhanced magnetic properties or when manganese's redox chemistry offers advantages in catalytic or energy-related applications.

catalyst substratesmagnetic ceramics researchhigh-temperature oxidesenergy storage materialsspinel family compoundsmaterials science development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.089	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	2.078	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	75.31	-	DFT · OptB88vdW
Magnetic Moment(μB)	10.00	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000118	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000567	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-390.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	389.8	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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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.00720	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-2.792	eV/atom	DFT · OptB88vdW
↳	-3.110	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

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.

MnAl2O4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental