TaO2F — Properties & Data | MatWorld

TaO2F

ceramic

· JVASP-100637· TaO2F

TaO2F is a tantalum oxide fluoride ceramic compound that combines the chemical stability of tantalum oxides with fluorine's influence on crystal structure and properties. This material remains primarily in the research and development phase, with potential applications in advanced ceramics, optical coatings, and electronic devices where corrosion resistance and thermal stability are critical. Its unique fluorine-oxide composition offers researchers opportunities to engineer materials for high-temperature, chemically aggressive, or specialized electronic environments where conventional tantalum oxides or fluorides alone may be insufficient.

advanced ceramics researchoptical coatings and opticshigh-temperature corrosion resistanceelectronic device substratesexperimental functional ceramicschemical-resistant applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	187.3	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2900	-	DFT · OptB88vdW
Shear Modulus(G)	120.0	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.227	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.598	eV	DFT · OptB88vdW
↳	2.894	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.698	-	DFT · OptB88vdW
↳	3.738	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	5.950	%	DFT · TBmBJ

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)	0.1135	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.029	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.

TaO2F

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental