SmSnF7 — Properties & Data | MatWorld

SmSnF7

ceramic

· JVASP-22901· SmSnF7

SmSnF7 is a rare-earth fluoride ceramic compound composed of samarium, tin, and fluorine, belonging to the family of ionic ceramics with potential for advanced functional applications. While not widely established in high-volume commercial use, this material is of research interest for applications requiring high stiffness and density in corrosion-resistant environments, particularly in scenarios where fluoride-based ceramics offer advantages over conventional oxides. Its composition suggests potential utility in electrochemical, optical, or thermal management systems where rare-earth fluoride chemistry provides unique chemical or electronic properties unavailable from more common ceramic alternatives.

Experimental/research compoundFluoride-based ceramicsHigh-stiffness structural ceramicsCorrosion-resistant applicationsElectrochemical devicesOptical/photonic materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	48.48	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2300	-	DFT · OptB88vdW
Shear Modulus(G)	36.63	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	4.822	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	5.068	eV	DFT · OptB88vdW
↳	7.273	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.336	-	DFT · OptB88vdW
↳	1.866	-	DFT · TBmBJ
Thermoelectric Power Factor(PF)2 entries	0.000549	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000104	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-135.5	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	458.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.333	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.

SmSnF7

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental