Mg2TaNb2O8 — Properties & Data | MatWorld

Mg2TaNb2O8

ceramic

· JVASP-49588· Mg2TaNb2O8

Mg2TaNb2O8 is a complex oxide ceramic composed of magnesium, tantalum, and niobium, belonging to the family of mixed-metal oxides that exhibit tailored electronic and structural properties. This material is primarily of research and development interest for applications requiring high-temperature stability, dielectric performance, or catalytic functionality; it represents the broader class of pyrochlore and related complex oxides being investigated for next-generation electronic devices, thermal barriers, and functional ceramics where conventional binary oxides fall short.

high-temperature ceramicsdielectric materials researchthermal barrier coatingselectronic device substratesadvanced catalyst supportsmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.001	kg/m³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.1600	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	15.71	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000314	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000323	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-9.233	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	48.52	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.08420	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.785	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.

Mg2TaNb2O8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental