Tb5Si3B

ceramic

· JVASP-119025· Tb5Si3B

Tb5Si3B is a rare-earth silicide-boride ceramic compound combining terbium, silicon, and boron in a high-density crystalline structure. This material belongs to the family of refractory silicides and borides, which are primarily of research interest for extreme-temperature and structural applications where conventional ceramics reach their limits. While not yet widely commercialized, materials in this family are being investigated for ultra-high-temperature environments, wear-resistant coatings, and advanced composite reinforcement due to their potential for high melting points and chemical stability.

ultra-high-temperature structural applicationsrefractory coatingsadvanced ceramic compositeswear resistance researchaerospace experimental systemshigh-temperature materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2631	lb/in³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1300	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5483	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.

Tb5Si3B — Properties & Data | MatWorld

Tb5Si3B

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental