Si4 Ca3 Ir4

semiconductor

· Si4 Ca3 Ir4

Si₄Ca₃Ir₄ is an intermetallic semiconductor compound combining silicon, calcium, and iridium in a complex crystalline structure. This is a research-phase material not yet widely commercialized; it belongs to the family of ternary intermetallics that exhibit semiconductor behavior and potential for high-temperature or catalytic applications. Engineers would consider this material primarily in early-stage development contexts where the combination of a refractory metal (iridium), an alkaline earth element (calcium), and a semiconductor base (silicon) offers unique properties for extreme environments, catalysis, or thermoelectric applications.

high-temperature semiconductorscatalytic research materialsintermetallic compoundsexperimental thermoelectricsadvanced materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	19,299.7	ksi	—
Shear Modulus(G)	7,428.8	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01110	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.8810	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.

Si4 Ca3 Ir4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control