KNbO2S
semiconductor· KNbO2S
KNbO₂S is a potassium niobium oxysulfide semiconductor compound that combines niobium, oxygen, and sulfur in a mixed-anion structure. This is a research-stage material currently studied for photocatalytic and optoelectronic applications, particularly in the context of sulfide-based semiconductors that offer tunable band gaps and enhanced light absorption compared to conventional oxides. The material belongs to the broader class of transition metal chalcogenides and oxychalcogenides, which are of growing interest as alternatives to traditional semiconductors for energy conversion and environmental remediation due to their chemical versatility and stability under humid conditions.
Photocatalytic water splittingEnvironmental remediationVisible-light photocatalysisOptoelectronic devices (research)Hydrogen generationDye degradation
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | μB | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | 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.