Bi2SO2 — Properties & Data | MatWorld

Bi2SO2

ceramic

· Bi2SO2

Bi₂SO₂ is an experimental bismuth-based ceramic compound combining bismuth oxide with sulfur chemistry, representing a relatively understudied composition in the bismuth compound family. While not widely established in commercial applications, bismuth ceramics are of interest in research contexts for potential use in radiation shielding, electronic components, and specialty catalytic applications due to bismuth's high atomic number and unique electronic properties. This particular composition warrants evaluation for niche applications where bismuth's density and chemical stability offer advantages over conventional oxides, though material availability and processing methods remain research-level considerations.

radiation shielding researchexperimental ceramic compositeselectronic component substratescatalytic material systemsbismuth-based compound developmentspecialized high-density ceramics

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	44.36	GPa	DFT
↳	62.79	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3600	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	22.77	GPa	DFT
↳	24.25	GPa	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.

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Property	Value	Unit	Conditions	Source
Density(ρ)	8.810	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	0.9350	eV	DFT · OptB88vdW
↳	1.732	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	295.9	-	DFT · OptB88vdW
↳	259.3	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	11.01	-	DFT · OptB88vdW
↳	8.159	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000570	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00447	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-66.35	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	439.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	28.70	%	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.110	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.

Bi2SO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental