O12 As8 — Properties & Data | MatWorld

O12 As8

ceramic

· O12 As8

O12As8 is an arsenic-containing oxide ceramic compound with a stoichiometric ratio suggesting a mixed-valence or complex oxide structure; this composition is not widely documented in mainstream engineering applications and appears to be either a research-phase material or a specialized compound with limited industrial adoption. Arsenic oxides are historically associated with glass production, semiconductor applications, and specialized optical coatings, though the specific O12As8 phase requires verification for practical engineering use. Engineers considering this material should confirm its phase stability, thermal properties, and any hazard classifications related to arsenic content before specifying it for production applications.

specialized ceramics (research phase)optical coatings (potential)semiconductor processing (historical context)glass additives (arsenic oxide family)high-temperature applications (if stable)material characterization studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	4.149	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.261	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

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.

O12 As8

Electrical Properties

Other Properties

Regulatory Screening

Environmental