TaF3

ceramic
· TaF3

Tantalum trifluoride (TaF3) is an inorganic ceramic compound combining refractory tantalum with fluorine, belonging to the metal fluoride ceramic family. While not a mainstream engineering material, TaF3 is primarily investigated in research contexts for applications requiring chemical inertness, high-temperature stability, and fluoride ion conductivity—making it relevant to solid-state electrolytes, advanced catalysts, and corrosion-resistant coatings in extreme chemical environments. Its notable characteristics stem from tantalum's inherent corrosion resistance combined with fluorine's high electronegativity, positioning it as a candidate material for next-generation electrochemical devices and specialized industrial processes where conventional ceramics prove inadequate.

solid-state electrolyteschemical catalysiscorrosion-resistant coatingshigh-temperature chemistryfluoride ion conductorsresearch/emerging applications

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
14,580.6
ksi—
Poisson's Ratio(ν)
0.4300
-—
Shear Modulus(G)
5,868.2
ksi—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.1993
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
0.000
eV—
↳
1.557
range 0.000–3.114median of 2 measurements
eV—
Magnetic Moment(μB)
1.990
µB—
Seebeck Coefficient(S)
10.86
µV/K—
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.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.4489
eV/atom—
Formation Energy(ΔHf)
-2.531
eV/atom—
Verified Unverified Low confidence (<80%) Link to source

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.