NbW9Se20
metal· JVASP-31717· NbW9Se20
NbW9Se20 is a mixed-metal selenide compound combining niobium and tungsten with selenium, belonging to the class of transition metal chalcogenides. This is a research-phase material rather than a widely commercialized engineering material; compounds in this family are investigated for electronic, thermoelectric, and catalytic applications due to the favorable electronic properties that arise from layered or complex crystal structures. The niobium-tungsten-selenium system may offer potential advantages in applications requiring tunable band gaps, strong light-matter interactions, or catalytic activity, though engineering adoption remains limited pending further development and scalability assessment.
research thermoelectricscatalyst developmentoptoelectronic devicesenergy conversion (experimental)materials science R&Dsemiconductor alternatives
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | lb/in³ | — | — |
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.