U2 Si4 Ir4 — Properties & Data | MatWorld

U2 Si4 Ir4

ceramic

· U2 Si4 Ir4

U₂Si₄Ir₄ is an intermetallic ceramic compound combining uranium, silicon, and iridium in a complex crystal structure. This is a specialized research material rather than a widely commercialized engineering ceramic; it belongs to the family of ternary silicides and represents exploratory work in high-performance intermetallic systems. Materials in this composition space are investigated for extreme-environment applications where thermal stability, oxidation resistance, and structural integrity at elevated temperatures are critical, though practical engineering deployment remains limited due to rarity of iridium, uranium handling requirements, and processing complexity.

High-temperature structural components (research)Nuclear reactor materials (specialized)Oxidation-resistant coatings (development stage)Intermetallic compound researchAdvanced aerospace/defense applications (experimental)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7360	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

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.

U2 Si4 Ir4

Other Properties

Regulatory Screening

Environmental