Cu4 Te4 O12

semiconductor

· Cu4 Te4 O12

Cu₄Te₄O₁₂ is a mixed-valence copper tellurium oxide ceramic compound belonging to the family of transition metal tellurates, a class of materials studied primarily in condensed matter physics and materials research. This composition represents an experimental or research-phase semiconductor with potential interest in thermoelectric applications, photocatalysis, and solid-state physics due to the complex electronic interactions between copper and tellurium oxide frameworks. The material is not yet established in mainstream industrial production but exemplifies the broader exploration of quaternary metal oxide semiconductors for next-generation energy conversion and environmental remediation technologies.

thermoelectric materials (research)photocatalytic applicationssolid-state electronics (exploratory)fundamental materials researchelectronic ceramics development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.06460	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.9170	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.

Cu4 Te4 O12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control