K2 Nb2 Se4
semiconductor· K2 Nb2 Se4
K2Nb2Se4 is a layered transition metal dichalcogenide semiconductor compound composed of potassium, niobium, and selenium. This material is primarily of research interest for next-generation optoelectronic and energy storage applications, with the layered structure characteristic of this material family offering tunable electronic properties and potential advantages in devices requiring van der Waals heterostructures, where weak interlayer interactions enable novel stacking configurations.
2D semiconductor researchphotovoltaic devicesphotodetectorsenergy storage electrodesoptoelectronic devicesvan der Waals heterostructures
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | Pa | — | — | |
Shear Modulus(G) | — | Pa | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
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.