Au2 Br2 O4

semiconductor

· Au2 Br2 O4

Au₂Br₂O₄ is a mixed-valence gold-bromine-oxide compound that functions as a semiconductor, combining gold's chemical nobility with halogen and oxide character to create unusual electronic properties. This is primarily a research material rather than an established industrial compound; it belongs to the family of ternary metal halide oxides being investigated for optoelectronic and photocatalytic applications where traditional semiconductors are limited by cost, toxicity, or band gap constraints. The material's potential lies in niche applications requiring gold's corrosion resistance combined with tunable electronic structure, though commercial viability remains under development.

research optoelectronicsphotocatalysis developmentchemical sensinghalide perovskite alternativescorrosion-resistant semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00250	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.00600	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.

Au2 Br2 O4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control