Cu2MgGeS4

semiconductor

· Cu2MgGeS4

Cu2MgGeS4 is a quaternary chalcogenide semiconductor compound combining copper, magnesium, germanium, and sulfur in a fixed stoichiometric ratio. This is a research-phase material belonging to the broader family of multinary sulfides, which are of interest for photovoltaic and optoelectronic applications due to their tunable bandgaps and earth-abundant elemental composition. While not yet in widespread industrial production, quaternary chalcogenides like Cu2MgGeS4 are being studied as potential alternatives to conventional semiconductors for thin-film solar cells, light-emitting devices, and other next-generation optoelectronic systems where cost, sustainability, and performance optimization are critical.

thin-film photovoltaics (research)optoelectronic devices (development)wide-bandgap semiconductorssustainable electronicsnext-generation solar cellslight-emitting materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.360	eV	—

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.

Cu2MgGeS4

Electrical Properties

Regulatory Screening

Environmental

Export Control