K12 Co2 S8

semiconductor

· K12 Co2 S8

K12 Co2 S8 is a ternary semiconductor compound containing potassium, cobalt, and sulfur, belonging to the family of mixed-metal sulfides with potential layered or complex crystal structures. This material is primarily of research interest for optoelectronic and energy storage applications, where tunable electronic properties and sulfide-based chemistry offer advantages in photocatalysis, thermoelectric devices, and emerging battery chemistries. Compared to binary sulfides or oxides, ternary metal sulfides can provide enhanced band-gap tunability and improved charge-carrier dynamics, making them candidates for next-generation semiconductor and catalytic systems.

Photocatalytic applicationsThermoelectric devicesBattery electrode materialsOptoelectronic researchEnergy conversion systemsSemiconductor research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.6142	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.076	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.

K12 Co2 S8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control