Y4 Tm4 O12

ceramic

· Y4 Tm4 O12

Y4Tm4O12 is a rare-earth oxide ceramic compound combining yttrium and thulium oxides in a mixed-valent or pyrochlore-related structure. This is primarily a research material studied for potential applications in high-temperature ceramics, thermal management, and optical devices rather than an established commercial engineering ceramic. The rare-earth composition and complex crystal structure make it notable for investigations into thermal stability, radiation resistance, and photonic properties that could differentiate it from conventional alumina or yttria-based ceramics in extreme-environment applications.

high-temperature ceramics (research)thermal barrier coatings (experimental)radiation-resistant materialsoptical/photonic devicesrare-earth composite matrices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	4.958	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.818	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 Tm4 O12 — Properties & Data | MatWorld

Y4 Tm4 O12

Electrical Properties

Other Properties

Regulatory Screening

Environmental