Si2 Ni2 Er1

semiconductor
· Si2 Ni2 Er1

Si₂Ni₂Er is a intermetallic compound combining silicon and nickel with erbium, belonging to the rare-earth-doped semiconductor family. This is primarily a research-phase material investigated for potential applications in high-temperature electronics and thermoelectric devices, where the rare-earth dopant (erbium) modifies electronic properties to enhance performance in demanding thermal environments. While not yet established in mainstream industrial production, materials in this compositional family are pursued for next-generation power electronics and specialized optoelectronic applications where conventional semiconductors reach thermal or performance limits.

High-temperature semiconductorsThermoelectric devicesResearch phase electronicsRare-earth doped compoundsPower electronics developmentAdvanced optoelectronics

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
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.