MnBeSb — Properties & Data | MatWorld

MnBeSb

metal

· JVASP-67103· MnBeSb

MnBeSb is an intermetallic compound combining manganese, beryllium, and antimony, belonging to the family of Heusler alloys—materials engineered for specialized functional properties rather than general structural use. This compound is primarily of research and development interest, studied for potential thermoelectric and magnetocaloric applications where the specific atomic arrangement can enable energy conversion or magnetic refrigeration. MnBeSb represents an experimental exploration within the broader intermetallic materials class, and its practical industrial adoption remains limited; engineers would consider it for advanced energy or thermal management systems where conventional materials cannot meet performance targets.

thermoelectric devices (research)magnetocaloric refrigeration (experimental)Heusler alloy developmenthigh-performance thermal management (emerging)functional materials researchsemiconductor and solid-state energy applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	140.4	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2300	-	DFT · OptB88vdW
Shear Modulus(G)	94.29	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	7.620	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.2950	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	30.71	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00208	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00144	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-194.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	54.20	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	5.840	%	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.3787	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.2612	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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MnBeSb

Mechanical Properties

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