Ge4 Ce2

semiconductor

· Ge4 Ce2

Ge₄Ce₂ is an intermetallic semiconductor compound combining germanium and cerium, representing a rare-earth germanide that belongs to the broader family of lanthanide-germanium materials. This is a research-phase compound studied for potential optoelectronic and thermoelectric applications, where the rare-earth cerium dopant modifies the electronic band structure of the germanium host. The material family is of interest to materials scientists exploring rare-earth semiconductors for next-generation energy conversion and specialized electronic devices, though industrial production and deployment remain limited compared to conventional semiconductors.

thermoelectric devices (research)rare-earth semiconductorsoptoelectronic researchelectronic band engineeringsolid-state physics researchalternative semiconductor exploration

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	10,189.8	ksi	—
Shear Modulus(G)	4,271.8	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00200	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5670	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.

Ge4 Ce2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control