Mn2GeS4

metal

· Mn2GeS4

Mn₂GeS₄ is a quaternary semiconductor compound combining manganese, germanium, and sulfur, belonging to the thiospinel or similar chalcogenide family. This material is primarily of research interest for photovoltaic and optoelectronic applications, where its bandgap and light-absorption properties are being evaluated for next-generation solar cells and photodetectors as an alternative to conventional silicon or cadmium-based semiconductors. Engineers investigating sustainable or earth-abundant semiconductor alternatives may consider this compound, though it remains largely in the experimental phase with limited commercial deployment compared to established semiconductor systems.

photovoltaic researchoptoelectronic devicessolar cell absorber layersphotodetectorsearth-abundant semiconductorsthin-film device development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.648	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)2 entries	0.000	eV	—
↳	0.000	eV	—

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)	0.09450	eV/atom	—
Formation Energy(ΔHf)	-0.4528	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

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.

Mn2GeS4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control