TmBeO3 — Properties & Data | MatWorld

TmBeO3

ceramic

· TmBeO3

TmBeO3 is a rare-earth beryllate ceramic compound combining thulium oxide with beryllium oxide in a perovskite-family structure. This material is primarily of research and specialized optics interest rather than high-volume industrial production, with potential applications in high-temperature ceramics, photonic materials, and rare-earth host matrices where the unique combination of beryllium's low mass and thulium's luminescent properties may offer advantages. Engineers would consider this compound for niche photonic or thermal applications where rare-earth doping capabilities and refractory performance are critical, though availability and processing complexity typically limit it to advanced research and defense/aerospace contexts.

laser host materialshigh-temperature ceramicsrare-earth optical devicesphotonic researchspecialty refractoriesthermal barrier coatings (research stage)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3094	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · PBE
Magnetic Moment(μB)2 entries	0.03200	μB	DFT
↳	0.7970	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00254	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00252	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	31.15	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	30.93	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.4234	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-2.817	eV/atom	DFT
↳	-2.752	eV/atom	DFT · OptB88vdW

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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.

TmBeO3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental