Na4 Cu1 As2 O8

semiconductor

· Na4 Cu1 As2 O8

Na₄Cu₁As₂O₈ is a quaternary oxide semiconductor compound combining sodium, copper, and arsenate components, belonging to the broader family of mixed-metal arsenate ceramics. This is a research-phase material with limited commercial deployment; it represents exploration into copper-arsenic oxide systems for potential optoelectronic or catalytic applications where mixed-valence copper and arsenic species could enable novel electronic or ionic transport behavior.

experimental semiconductorscatalytic materials researchion-transport studiesoptoelectronic devices (exploratory)materials chemistry databaseslaboratory synthesis

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.904	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.604	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.

Na4 Cu1 As2 O8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control