Sm2Te4O11

ceramic

· JVASP-20840· Sm2Te4O11

Sm₂Te₄O₁₁ is a rare-earth tellurium oxide ceramic compound combining samarium with tellurium and oxygen in a mixed-valence structure. This material is primarily investigated in research contexts for its potential in solid-state ionic conductivity and thermal properties, positioning it within the broader family of rare-earth oxide ceramics being explored for advanced electronic and electrochemical applications. Its use remains largely experimental rather than established in commercial production, with interest driven by the unique properties that rare-earth tellurates may offer for specialized high-temperature or ionically-active device applications.

solid electrolyte researchhigh-temperature ceramicsrare-earth compoundselectrochemical devicesmaterials science developmentionic conductivity studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2309	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	3.309	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000751	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000415	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-290.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	321.6	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.984	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.

Sm2Te4O11 — Properties & Data | MatWorld

Sm2Te4O11

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental