As4Se3

ceramic
· JVASP-61044· As4Se3

As₄Se₃ is an arsenic selenide ceramic compound belonging to the chalcogenide glass and crystalline ceramic family, characterized by strong covalent bonding between arsenic and selenium atoms. This material is primarily investigated in research contexts for infrared optics, nonlinear photonics, and solid-state physics applications, where its optical transparency in the mid- to far-infrared spectrum and potential for glass formation offer advantages over conventional optical ceramics. Engineers consider arsenic selenide compounds when designing infrared windows, laser optics, or photonic devices where wide transmission bands and chemical stability in harsh environments are required, though availability and cost typically limit adoption to specialized research and defense applications.

infrared optics and windowsnonlinear photonic deviceslaser system componentsresearch-grade optical materialschalcogenide glass opticsmid-infrared spectroscopy

Compliance & Regulations

?ITAR?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
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kg/m³——
Verified Unverified Low confidence (<80%) Link to source
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Band Gap(Eg)
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Magnetic Moment(μB)
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Seebeck Coefficient(S)
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Energy Above Hull(ΔEhull)
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eV/atom——
Formation Energy(ΔHf)
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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.