Na20 Sn4 As12

semiconductor

· Na20 Sn4 As12

Na₂₀Sn₄As₁₂ is an experimental semiconductor compound belonging to the family of sodium-tin-arsenic mixed chalcogenides and pnictides, primarily investigated in materials research rather than established industrial production. This composition has potential applications in thermoelectric and optoelectronic device research, where complex multinary semiconductors offer tunable band gaps and phonon-scattering properties; however, it remains a laboratory-scale material without widespread commercial deployment, and engineers should verify synthesis routes and stability data for specific project requirements.

thermoelectric device researchoptoelectronic semiconductorssolid-state physics researchbandgap engineeringexperimental photovoltaic materialsadvanced semiconductor compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.3124	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4780	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.

Na20 Sn4 As12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control