Na4Li4Se4 is an experimental quaternary semiconductor compound composed of sodium, lithium, and selenium, representing an emerging class of mixed-alkali metal chalcogenides under investigation for next-generation energy and electronic applications. While not yet commercialized, compounds in this family are being researched for solid-state electrolytes in all-solid-state batteries, where the combination of alkali metals and selenium offers potential advantages in ionic conductivity and structural stability compared to conventional oxide-based electrolytes. Engineers considering this material should note it remains in the research phase; its value lies in exploring alternative material platforms for energy storage and solid-state device applications where conventional materials reach performance or durability limits.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 4,831.4 | ksi | — | ||
Shear Modulus(G) | 3,348.5 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.750 | eV | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | -1.270 | eV/atom | — |