Lu4 Si4 Ir4

semiconductor

· Lu4 Si4 Ir4

Lu₄Si₄Ir₄ is an intermetallic compound combining lutetium, silicon, and iridium that exhibits semiconductor behavior. This material represents an experimental research compound within the broader family of rare-earth transition metal silicides, which are of interest for their potential in high-temperature and electronic applications where conventional semiconductors reach their limits. The combination of a heavy rare earth (lutetium) with a refractory transition metal (iridium) suggests investigation into advanced thermoelectric, high-temperature electronic devices, or specialized optoelectronic applications, though practical industrial deployment remains limited to research and development contexts.

High-temperature electronicsThermoelectric researchIntermetallic compounds developmentSpecialized semiconductor research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	23,230.3	ksi	—
Shear Modulus(G)	11,751	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01750	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.096	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.

Lu4 Si4 Ir4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control