Mn2 Cu4 Ge2 S8

semiconductor

· Mn2 Cu4 Ge2 S8

Mn₂Cu₄Ge₂S₈ is a quaternary sulfide semiconductor compound combining manganese, copper, germanium, and sulfur elements. This material belongs to the family of complex metal chalcogenides and is primarily of research interest rather than established commercial production, with potential applications in thermoelectric devices and photovoltaic systems where mixed-metal sulfide semiconductors offer tunable bandgaps and electronic properties distinct from binary or ternary counterparts.

thermoelectric energy conversionphotovoltaic researchsemiconductor devices (experimental)quantum materials researchoptoelectronic applicationsmaterials science R&D

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	63.11	GPa	—
Shear Modulus(G)	21.21	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01450	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4380	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.

Mn2 Cu4 Ge2 S8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control