Sc4TaBe

ceramic

· JVASP-65119· Sc4TaBe

Sc4TaBe is a scandium-tantalum-beryllium ceramic compound representing an experimental high-performance ceramic in the refractory and advanced materials class. This material combines scandium and tantalum—both elements valued for high-temperature stability and chemical inertness—with beryllium, which is prized in aerospace and defense for its low density and high stiffness. While this specific ternary composition appears to be primarily a research compound, materials in this family are investigated for extreme environments where conventional ceramics or metal alloys cannot survive, such as hypersonic vehicle leading edges, nuclear reactor components, or specialized electronics requiring both thermal and chemical resistance.

hypersonic vehicle structureshigh-temperature refractory applicationsnuclear or thermal protection systemsadvanced aerospace researchchemical-resistant coatingsexperimental high-performance ceramics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1813	lb/in³	DFT · OptB88vdW

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

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.6180	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.7373	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.6704	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.

Sc4TaBe — Properties & Data | MatWorld

Sc4TaBe

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental