Ta7Cu3O19

semiconductor

· Ta7Cu3O19

Ta7Cu3O19 is a mixed-metal oxide ceramic compound combining tantalum and copper in a complex perovskite-related structure. This is a research-phase material studied primarily for its electronic and electrochemical properties rather than an established commercial product. The material family shows promise in energy storage, catalysis, and semiconductor applications, where the mixed-valence copper and high oxidation-state tantalum create favorable electronic properties; however, it remains largely in laboratory investigation with limited industrial deployment compared to more mature alternatives like single-phase oxides or conventional semiconductors.

advanced ceramics researchenergy storage devicescatalytic applicationsoxide semiconductorsmixed-metal compoundsmaterials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.470	eV	—

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.

Ta7Cu3O19

Electrical Properties

Regulatory Screening

Environmental

Export Control