Ca4 Cu4 O8

semiconductor

· Ca4 Cu4 O8

Ca₄Cu₄O₈ is a mixed-valence copper-calcium oxide compound belonging to the ceramic semiconductor family, with potential applications in electronic and photonic materials research. This material is primarily of scientific interest rather than established in mainstream industry, studied for its electrical and optical properties that arise from its layered cuprate-related structure. The compound represents an experimental system for investigating copper-oxygen interactions in oxide semiconductors, which could inform development of advanced electronic devices and functional ceramics.

experimental semiconductor researchoxide electronicsphotonic materials developmentsolid-state chemistry studieselectronic device prototyping

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	15,839.7	ksi	—
Shear Modulus(G)	7,493.7	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01860	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.895	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 Cu4 O8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control