Si2 Er1 Ir2

semiconductor

· Si2 Er1 Ir2

Si2Er1Ir2 is an experimental intermetallic compound combining silicon with the rare-earth element erbium and the refractory metal iridium. This material belongs to the family of high-performance intermetallics and is primarily of research interest rather than established industrial production, with potential applications in extreme-temperature environments where conventional semiconductors and metals fail. The combination of erbium's rare-earth properties with iridium's exceptional hardness and oxidation resistance suggests interest in advanced thermal, structural, or electronic applications, though practical engineering use remains limited and material characterization is ongoing.

high-temperature semiconductor researchrefractory material systemsrare-earth intermetallic compoundsextreme environment electronicsmaterials development and characterizationaerospace/defense experimental systems

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	181.9	GPa	—
Shear Modulus(G)	102.0	GPa	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00450	eV	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.020	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.

Si2 Er1 Ir2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control