K2 Sn2 As2

semiconductor

· K2 Sn2 As2

K2Sn2As2 is an intermetallic semiconductor compound belonging to the Zintl phase family, characterized by tin and arsenic elements in a potassium framework. This material is primarily of research interest rather than established industrial production, with potential applications in thermoelectric devices and advanced semiconductor research where its layered crystal structure and electronic properties may enable energy conversion or optoelectronic functions.

thermoelectric energy conversionsemiconductor researchZintl phase compoundsemerging electronicsmaterials characterization studiessolid-state physics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	4,016	ksi	—
Shear Modulus(G)	2,505.2	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.3247	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4680	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.

K2 Sn2 As2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control