Mg2Ta2SnO8 — Properties & Data | MatWorld

Mg2Ta2SnO8

ceramic

· JVASP-19166· Mg2Ta2SnO8

Mg2Ta2SnO8 is a complex mixed-metal oxide ceramic composed of magnesium, tantalum, and tin in a crystalline structure. This material belongs to the family of pyrochlore or similar ternary oxide ceramics, which are primarily of research and developmental interest for advanced functional applications. While not yet widely established in mainstream industrial production, materials in this chemical family are investigated for potential use in high-temperature dielectrics, ion conductors, and specialized optical or electronic applications where the unique combination of constituent elements offers tailored properties.

Research and development ceramicsHigh-temperature dielectricsExperimental functional oxidesIon-conducting materialsAdvanced electronics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.570	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	3.040	eV	DFT · OptB88vdW
↳	3.363	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	5.128	-	DFT · OptB88vdW
↳	4.011	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000200	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000426	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-431.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	344.2	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	1.930	%	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)	0.06940	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.773	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.

Mg2Ta2SnO8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental