SiBi2O5 — Properties & Data | MatWorld

SiBi2O5

ceramic

· JVASP-34899· SiBi2O5

SiBi₂O₅ is a mixed-metal oxide ceramic compound containing silicon and bismuth, belonging to the family of bismuth silicates. This material is primarily of research interest for applications requiring high-density oxides with potential functional properties such as photocatalytic activity, thermal stability, or electrical behavior, though commercial deployment remains limited compared to established ceramic families.

photocatalytic applicationsfunctional ceramics researchhigh-density oxide systemsbismuth-based compoundsmaterials science experimentationadvanced ceramics development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	7.716	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	2.812	eV	DFT · OptB88vdW
↳	4.363	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	42.96	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	5.112	-	DFT · OptB88vdW
↳	3.834	-	DFT · TBmBJ
Electron Effective Mass(m*e)	2.193	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.637	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.3638	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00116	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00103	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-160.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	281	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.

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)	-1.995	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.

SiBi2O5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental