SmCuSe2 — Properties & Data | MatWorld

SmCuSe2

Name: SmCuSe2
Brand: MatWorld

semiconductor

· SmCuSe2

SmCuSe2 is a ternary semiconductor compound combining samarium, copper, and selenium in a layered chalcogenide structure. This material belongs to the rare-earth metal chalcogenide family and is primarily investigated in research contexts for its electronic and optoelectronic properties, with potential applications where earth-abundant or rare-earth-doped semiconductors offer advantages over conventional III–V or II–VI systems.

Thermoelectric devicesPhotovoltaic researchInfrared detectorsSolid-state electronics prototypingRare-earth semiconductor researchEnergy conversion materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	68.69	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2900	-	DFT · OptB88vdW
Shear Modulus(G)	33.79	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	7.007	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	2.100	eV	Measured
↳	0.8390	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	11.59	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.4333	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.8867	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000740	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00115	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-119	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	207.8	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)	-1.290	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

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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.

SmCuSe2

Mechanical Properties

Physical Properties

Electrical Properties

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