Si3Bi4O12

ceramic

· JVASP-23902· Si3Bi4O12

Si₃Bi₄O₁₂ is an advanced oxide ceramic compound combining silicon and bismuth oxides, representing a mixed-metal oxide ceramic class that bridges conventional refractory and functional ceramic systems. While not a commodity material, this composition belongs to a family of bismuth silicates studied for high-temperature structural applications and specialized optical or electronic functions; its specific industrial adoption remains limited, making it primarily relevant for researchers and engineers evaluating emerging ceramic systems for niche applications requiring thermal stability or unique dielectric properties.

High-temperature refractoriesExperimental ceramics researchBismuth oxide compositesThermal barrier coatings (exploratory)Functional ceramic substratesAdvanced materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2407	lb/in³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	4.129	eV	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000548	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000689	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-346.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	319.6	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.

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)	-2.157	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.

Si3Bi4O12 — Properties & Data | MatWorld

Si3Bi4O12

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental