HoTa3 — Properties & Data | MatWorld

HoTa3

ceramic

· JVASP-39403· HoTa3

HoTa3 is a ternary ceramic compound composed of holmium and tantalum, belonging to the rare-earth transition metal oxide family. While specific industrial production is limited, materials in this compound class are investigated for high-temperature structural applications and electronic devices, offering potential advantages in refractory systems and specialized ceramics where rare-earth stabilization of tantalum oxides can provide improved thermal stability or electronic properties compared to conventional alternatives.

high-temperature refractory materialsadvanced ceramics researchelectronic device substratesthermal barrier coatings (experimental)rare-earth ceramic compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.5320	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000301	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000302	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-5.920	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-5.940	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	0.3444	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.3444	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.

HoTa3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental