K2 Y2 Si2 S8
semiconductor· K2 Y2 Si2 S8
K₂Y₂Si₂S₈ is a rare-earth silicate sulfide semiconductor compound combining yttrium, silicon, and sulfur in an ionic lattice structure. This is an exploratory/research-phase material investigated primarily for its potential in wide-bandgap semiconductor applications, photonic devices, and high-temperature electronics where traditional semiconductors reach their thermal limits. The rare-earth yttrium component and mixed anion chemistry (silicate-sulfide) position it as a candidate for next-generation optoelectronic materials, though industrial adoption remains limited and material processing routes are still under development.
wide-bandgap semiconductorshigh-temperature electronicsphotonic device researchrare-earth compound semiconductorsexperimental optoelectronicsthermal-stable electronic materials
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| 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.