Ca4 Ge2 O8

semiconductor

· Ca4 Ge2 O8

Ca₄Ge₂O₈ is a calcium germanate ceramic compound belonging to the inorganic oxide semiconductor family. This material is primarily of research interest for photonic and optoelectronic applications, where its wide bandgap and crystalline structure offer potential for UV detection, scintillation, or photocatalytic devices. While not yet in widespread industrial production, germanate ceramics in this compositional space are being explored as alternatives to conventional phosphors and optical materials, particularly where thermal stability and radiation hardness are advantageous.

scintillation detectorsUV optical applicationsphotocatalysis researchradiation detectionwide-bandgap semiconductorsceramic optical materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	87.97	GPa	—
Shear Modulus(G)	48.40	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.871	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.608	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 Ge2 O8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control