As2 Na2 Se4

semiconductor

· As2 Na2 Se4

Sodium arsenic selenide (As₂Na₂Se₄) is a mixed-anion semiconductor compound combining arsenic and selenium with sodium as the alkali dopant, representing a member of the chalcogenide family studied for optoelectronic and photonic applications. This material is primarily of research interest rather than established production use, with potential applications in infrared optics, photovoltaic devices, and nonlinear optical systems where selenium-arsenic compounds offer tunable bandgaps and transmittance windows in the infrared spectrum. The sodium incorporation modifies electronic properties compared to binary As-Se compounds, making it a candidate for specialized sensing and solid-state device development where conventional semiconductors are unsuitable.

infrared optics and windowsphotovoltaic researchnonlinear optical devicesinfrared detectorssolid-state electronics researchoptical fiber components

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	25.49	GPa	—
Shear Modulus(G)	16.07	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.9549	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5820	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.

As2 Na2 Se4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control