SbSeI — Properties & Data | MatWorld

SbSeI

Name: SbSeI
Brand: MatWorld

semiconductor

· SbSeI

SbSeI is a layered ternary semiconductor compound combining antimony, selenium, and iodine elements. This material belongs to the family of mixed-halide chalcogenides and is primarily investigated in research settings for its potential in optoelectronic and photovoltaic applications, where its layered crystal structure enables strong light-matter interactions and potential for mechanical exfoliation into thin-film devices.

photodetectorsthin-film photovoltaics2D materials researchoptical sensorsexperimental optoelectronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	20.50	GPa	DFT · OptB88vdW
Exfoliation Energy(Eexf)	236.6	meV/atom	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	10.14	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.566	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)4 entries	1.660	eV	Measured
↳	1.363	eV	DFT · OptB88vdW
↳	1.980	eV	DFT · TBmBJ
↳	1.930	eV	DFT · HSE06
Dielectric Constant (Relative Permittivity)(εr)	113.8	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	12.99	-	DFT · OptB88vdW
↳	9.881	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.6067	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.533	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00213	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00190	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-180.5	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	352.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	23.43	%	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)	-0.3372	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

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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.

SbSeI

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