TaBeOs — Properties & Data | MatWorld

TaBeOs

ceramic

· JVASP-74444· TaBeOs

TaBeOs is a complex oxide ceramic compound containing tantalum, beryllium, and oxygen—a rare material combination that sits at the intersection of refractory and advanced functional ceramics. This is primarily a research-phase material rather than a commercial workhorse; compounds in this family are investigated for their potential combination of high stiffness, thermal stability, and chemical inertness in extreme environments. Engineers would evaluate it for specialized applications where conventional refractories or structural ceramics fall short, though limited industrial adoption and processing challenges mean it remains largely confined to laboratory development and niche aerospace or high-temperature applications.

refractory applicationshigh-temperature ceramicsaerospace researchextreme environment componentsadvanced structural ceramicsmaterials research prototyping

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	29,903.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3800	-	DFT · OptB88vdW
Shear Modulus(G)	11,546.5	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.5425	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	DFT · OptB88vdW
↳	eV	DFT · TBmBJ
Magnetic Moment(μB)	µB	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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.3629	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.09513	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.

TaBeOs

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental