Ca4 Ge4 O12

semiconductor

· Ca4 Ge4 O12

Ca₄Ge₄O₁₂ is a germanate ceramic compound belonging to the family of rare-earth and transition metal oxides with potential semiconductor properties. This material is primarily of research interest rather than established in widespread industrial production, explored for its crystal structure and electronic characteristics in specialized applications requiring germanate-based compounds. The germanate family is investigated for optical, thermal, and electronic device applications where germanium-oxygen frameworks offer distinct advantages over more conventional oxide systems.

optical phosphors and scintillatorsadvanced ceramics researchwide-bandgap semiconductorsthermal management materialssolid-state device substrates

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	175.2	GPa	—
Shear Modulus(G)	104.1	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.166	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.454	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.

Ca4 Ge4 O12

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control