Y4 Os8 — Properties & Data | MatWorld

Y4 Os8

ceramic

· Y4 Os8

Y4Os8 is an intermetallic ceramic compound combining yttrium and osmium, belonging to the rare-earth refractory oxide/ceramic family. This material is primarily of research and development interest for ultra-high-temperature applications where exceptional thermal stability and hardness are critical, such as aerospace thermal barriers, catalytic substrates, and specialized refractory components. Its notable characteristics stem from the high melting point and chemical stability typical of osmium-containing ceramics, though it remains largely experimental with limited commercial production compared to established alternatives like YSZ or alumina-based systems.

High-temperature refractory coatingsAerospace thermal protection systemsCatalytic support materialsResearch phase materialsUltra-high-temperature applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3970	eV/atom	DFT · OptB88vdW

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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 Os8

Other Properties

Regulatory Screening

Environmental