K4 As2 Ag2

semiconductor

· K4 As2 Ag2

K4As2Ag2 is an experimental quaternary semiconductor compound combining potassium, arsenic, and silver elements. This material belongs to the family of mixed-metal pnictide semiconductors, which are primarily of research interest for exploring novel electronic and photonic properties rather than established industrial applications. The combination of these elements suggests potential interest in niche optoelectronic or solid-state applications, though practical use cases remain largely unexplored and would require further characterization and development.

experimental semiconductorssolid-state physics researchoptoelectronic device developmentemerging materials researchlaboratory synthesis

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	3,490.6	ksi	—
Shear Modulus(G)	1,978.3	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.287	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4760	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.

K4 As2 Ag2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control