K2 Sn1 As2 S6

semiconductor

· K2 Sn1 As2 S6

K2Sn1As2S6 is a ternary chalcogenide semiconductor compound combining potassium, tin, arsenic, and sulfur elements. This material belongs to the sulfide semiconductor family and represents an experimental or emerging composition with potential relevance to optoelectronic and solid-state device research, where mixed-metal chalcogenides are investigated for photovoltaic absorption, thermoelectric, and nonlinear optical properties. The compound's specific phase stability and electronic structure make it a candidate for niche applications requiring narrow bandgap semiconductors, though industrial adoption remains limited compared to more mature systems like CdTe or CIGS photovoltaics.

photovoltaic absorber layer developmentthermoelectric devicesnonlinear optical materials researchinfrared detectorssolid-state chemistry researchemerging semiconductor technologies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	34.18	GPa	—
Shear Modulus(G)	17.71	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.063	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6930	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 Sn1 As2 S6

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control