Sb4 As4 O20

semiconductor

· Sb4 As4 O20

Sb₄As₄O₂₀ is a mixed-valence antimony-arsenic oxide compound belonging to the family of layered oxygenated semiconductors. This is primarily a research material studied for its potential in optoelectronic and photovoltaic applications, where the combination of antimony and arsenic oxides can create interesting band-gap structures and light-absorption characteristics. The material represents an understudied composition within the broader antimony-arsenic-oxide family, making it relevant to exploratory materials programs in semiconductor physics and potential nonlinear optical or radiation detection contexts.

optoelectronic researchphotovoltaic device developmentradiation detection (experimental)nonlinear optical materials (exploratory)semiconductor physicsmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.956	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.275	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

Quality & Standards

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.

Sb4 As4 O20

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control

Quality & Standards