Cu2 Zn1 Ge1 Te4

semiconductor

· Cu2 Zn1 Ge1 Te4

Cu₂ZnGeTe₄ is a quaternary semiconductor compound belonging to the chalcogenide family, combining copper, zinc, germanium, and tellurium in a structured crystal lattice. This material is primarily investigated in research contexts for thermoelectric and optoelectronic applications, where its band gap and phonon properties make it a candidate for energy conversion devices and infrared detectors. The quaternary composition offers tunable electronic properties compared to binary or ternary semiconductors, though it remains less commercially established than simpler alternatives like CdTe or CZTS solar materials.

thermoelectric power generationinfrared photodetectorssolid-state researchwide band gap semiconductorsheat-to-electricity conversionexperimental photovoltaics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	48.80	GPa	—
Shear Modulus(G)	22.08	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.06070	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1670	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.

Cu2 Zn1 Ge1 Te4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control