SmGeO3 — Properties & Data | MatWorld

SmGeO3

ceramic

· SmGeO3

SmGeO3 is a rare-earth germanate ceramic compound combining samarium oxide with germanium oxide in a perovskite-related crystal structure. This is a research-phase material primarily investigated for high-temperature applications and advanced functional ceramics, rather than a widely commercialized industrial material. The samarium-containing germanate family is notable for potential applications requiring thermal stability, ionic conductivity, or optical properties in extreme environments where conventional oxides fall short.

solid oxide fuel cells (research)high-temperature structural ceramicsthermal barrier coatings (experimental)luminescent/optical ceramicsrare-earth ceramic hosts

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	147.3	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	69.76	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	7.435	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · PBE
Magnetic Moment(μB)2 entries	0.000	μB	DFT
↳	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000367	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000374	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-8.130	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-8.240	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

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.4589	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-2.531	eV/atom	DFT
↳	-2.253	eV/atom	DFT · OptB88vdW

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

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.

SmGeO3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental