Tm2Si2O7 — Properties & Data | MatWorld

Tm2Si2O7

ceramic

· JVASP-91251· Tm2Si2O7

Tm2Si2O7 is a rare-earth silicate ceramic composed of thulium oxide and silicon dioxide in pyrochlore or related crystal structures. This material is primarily of research and specialized industrial interest, particularly in high-temperature applications where rare-earth silicates offer exceptional thermal stability and resistance to oxidation. Engineers would consider this compound for extreme environments requiring thermal insulation, nuclear applications, or advanced refractory systems where the thulium dopant provides specific optical or thermal properties unavailable in conventional silicates.

high-temperature refractoriesthermal barrier coatingsnuclear reactor materialsrare-earth ceramics researchoptical/photonic applicationsaerospace thermal protection

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2351	lb/in³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	4.852	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.442	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.

Tm2Si2O7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental