Na2 Nd2 S4
semiconductor· Na2 Nd2 S4
Na₂Nd₂S₄ is a rare-earth sulfide semiconductor compound combining sodium, neodymium, and sulfur in a layered crystal structure. This is a research-phase material primarily investigated for solid-state optoelectronic and photonic applications, where the neodymium constituent offers potential luminescent properties and the sulfide host matrix provides semiconducting behavior. The compound represents an emerging class of rare-earth chalcogenides being explored as alternatives to conventional semiconductors in niche applications requiring rare-earth functionality, though it remains largely confined to laboratory development rather than established industrial production.
rare-earth photonicssolid-state luminescenceexperimental semiconductorsinfrared emittersresearch optoelectronicsnext-generation optical materials
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.