Ta2Be2O5 — Properties & Data | MatWorld

Ta2Be2O5

ceramic

· JVASP-37424· Ta2Be2O5

Ta₂Be₂O₅ is an oxide ceramic compound combining tantalum and beryllium, forming a refractory material with potential high-temperature performance. This is a research-phase compound studied for specialized applications requiring both thermal stability and low density; it belongs to the family of complex metal oxides explored for advanced aerospace and nuclear thermal management, though industrial adoption remains limited compared to established refractories like alumina or yttria-stabilized zirconia.

high-temperature refractory systemsaerospace thermal protectionnuclear fuel matricesresearch ceramicslightweight refractory coatingsexperimental materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	9.590	kg/m³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.7020	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000341	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000328	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-11.36	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-11.16	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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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.9255	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.842	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.

Ta2Be2O5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental