MgMn4S8 — Properties & Data | MatWorld

MgMn4S8

metal

· JVASP-10818· MgMn4S8

MgMn4S8 is an experimental magnesium-manganese sulfide compound that belongs to the thiospinel family of materials. This research-phase material is being investigated for its potential electronic and magnetic properties, which differ significantly from conventional magnesium alloys; it represents an alternative approach to developing lightweight multifunctional materials beyond traditional metallurgical systems. While not yet established in mainstream engineering applications, this compound class is of interest to researchers exploring advanced energy storage, magnetic devices, and next-generation semiconductor applications where the combination of light weight with unique electronic behavior could offer advantages over conventional metallic or ceramic alternatives.

experimental materials researchmagnetic material developmentenergy storage systemssemiconductor applicationslightweight functional compositesadvanced materials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.604	kg/m³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000640	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000778	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	9.973	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	11.57	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)	0.04570	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7367	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

Environmental

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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.

MgMn4S8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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