Tm2TiO5 — Properties & Data | MatWorld

Tm2TiO5

ceramic

· JVASP-50952· Tm2TiO5

Tm₂TiO₅ is a rare-earth titanate ceramic compound combining thulium oxide with titanium oxide in a mixed-valence oxide structure. This material is primarily of research and development interest for high-temperature applications, particularly in thermal barrier coatings and advanced refractory systems where rare-earth stabilization of oxide phases offers improved thermal stability and resistance to sintering compared to conventional ceramics. Engineers would consider this material in specialized aerospace or power-generation contexts where extreme temperature environments demand ceramic coatings with enhanced durability, though it remains largely in the experimental phase outside niche industrial applications.

thermal barrier coatingshigh-temperature refractoriesaerospace thermal protectionadvanced ceramics researchrare-earth oxide systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.808	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	3.087	eV	DFT · OptB88vdW
↳	3.529	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.630	-	DFT · OptB88vdW
↳	3.820	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000676	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00158	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-411	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	293.3	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	1.160	%	DFT · TBmBJ

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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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.06650	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.637	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.

Tm2TiO5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental