K2WSe4
metal· JVASP-97996· K2WSe4
K2WSe4 is a potassium tungsten selenide compound that belongs to the family of metal chalcogenides—materials combining transition metals with selenium. This is primarily a research and experimental material rather than an established industrial standard, studied for its potential in optoelectronic and thermoelectric applications due to the properties inherent to tungsten-selenium systems. The material is of interest in advanced materials research where transition metal selenides show promise for energy conversion, photovoltaic devices, and solid-state electronics.
experimental optoelectronicsthermoelectric researchphotovoltaic developmentsolid-state device materialsmaterials science researchtransition metal selenide systems
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| 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 | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | — | eV/atom | — | — | |
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.