Si2 Y1 Ir2

semiconductor

· Si2 Y1 Ir2

Si₂Y₁Ir₂ is an intermetallic compound combining silicon, yttrium, and iridium—a research-phase material in the broader family of high-temperature intermetallics and refractory compounds. This composition represents an experimental system with potential applications where extreme thermal stability, chemical inertness, and structural rigidity are required, though industrial deployment remains limited and the material is primarily of academic and exploratory engineering interest.

high-temperature structural applicationsaerospace/turbine researchrefractory coatings (experimental)chemical corrosion resistance (research)intermetallic matrix composites (development phase)electronic device substrates (emerging)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	176.7	GPa	—
Shear Modulus(G)	103.9	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00270	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.044	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 Y1 Ir2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control