Y4 Si4 Ru4 — Properties & Data | MatWorld

Y4 Si4 Ru4

ceramic

· Y4 Si4 Ru4

Y₄Si₄Ru₄ is an intermetallic ceramic compound combining yttrium, silicon, and ruthenium in a complex crystal structure. This material belongs to the family of high-temperature ceramics and refractory intermetallics, and represents an emerging research composition rather than an established industrial material. Interest in this compound stems from the potential to combine ruthenium's hardness and thermal stability with yttrium and silicon's refractoriness, making it a candidate for extreme-environment applications where conventional ceramics or superalloys reach their limits.

high-temperature structural compositesaerospace propulsion researchrefractory applicationsoxidation-resistant coatingsmaterials research and developmentextreme-environment testing

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.8120	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.

Y4 Si4 Ru4

Other Properties

Regulatory Screening

Environmental