K4 Sn2 Cl12

semiconductor

· K4 Sn2 Cl12

K4Sn2Cl12 is a tin-based halide semiconductor compound containing potassium and chlorine, belonging to the perovskite or perovskite-like family of materials currently under investigation in materials research. This composition represents an experimental compound of interest primarily in optoelectronic and photovoltaic research contexts, where tin halides are explored as alternatives to lead-based perovskites for potential environmental and toxicity advantages. Engineers and researchers evaluate such tin halide compounds for their band structure, defect tolerance, and stability characteristics relative to more established semiconductor systems.

perovskite photovoltaics (research phase)optoelectronic device developmentlead-free semiconductor alternativesstability and defect tolerance studiessolar cell prototypingmaterials screening for semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.552	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.529	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 Sn2 Cl12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control