Si2 Y2

semiconductor
· Si2 Y2

Si₂Y₂ is a rare-earth silicon compound belonging to the silicide family, where yttrium atoms are incorporated into a silicon-rich matrix structure. This material is primarily of research and developmental interest, investigated for its potential in high-temperature structural applications, advanced ceramics, and semiconductor device engineering where rare-earth dopants can enhance thermal stability and electronic properties. Its combination of relatively high stiffness values makes it relevant for applications requiring materials that maintain mechanical integrity at elevated temperatures, though practical industrial deployment remains limited compared to established alternatives like silicon carbide or yttrium-stabilized zirconia.

high-temperature ceramicsrare-earth compounds researchsemiconductor substratesthermal barrier coatingsrefractory materials developmentadvanced structural composites

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
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Pa——
Shear Modulus(G)
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Pa——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
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eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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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.