SnTePbSe — Properties & Data | MatWorld

SnTePbSe

ceramic

· JVASP-100545· SnTePbSe

SnTePbSe is a quaternary chalcogenide ceramic compound combining tin, tellurium, lead, and selenium. This material belongs to the family of narrow-bandgap semiconductors and is primarily of research interest for thermoelectric applications, where it offers potential for solid-state heat-to-electricity conversion across moderate temperature ranges. Engineers consider such lead-tellurium based compounds when pursuing high thermoelectric efficiency in waste heat recovery systems, though commercial deployment remains limited compared to established alternatives like bismuth telluride or skutterudites.

thermoelectric power generationwaste heat recoverysolid-state cooling devicesmid-temperature energy conversionsemiconductor research materialsthermal management systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	45.07	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2500	-	DFT · OptB88vdW
Shear Modulus(G)	31.80	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.987	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.3270	eV	DFT · OptB88vdW
↳	0.5710	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	31.23	-	DFT · OptB88vdW
↳	23.04	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	18.30	%	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)	0.06120	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.4050	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.

SnTePbSe

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental