MgBi4O8 — Properties & Data | MatWorld

MgBi4O8

ceramic

· JVASP-10364· MgBi4O8

MgBi4O8 is an inorganic ceramic compound belonging to the bismuth oxide family, combining magnesium and bismuth oxides in a mixed-metal structure. This material is primarily of research interest for potential applications in functional ceramics, with bismuth oxide-based compounds historically explored for use in electronic, photocatalytic, and structural applications where their unique crystal structure and chemical properties offer advantages. While not yet widely commercialized in large-scale engineering applications, MgBi4O8 represents an area of active investigation in materials science for niche functional and catalytic applications.

photocatalysis researchfunctional ceramicselectronic materialscrystal structure engineeringexperimental compoundsbismuth oxide applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	72.70	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3500	-	DFT · OptB88vdW
Shear Modulus(G)	29.76	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	7.844	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.7390	eV	DFT · OptB88vdW
↳	1.123	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	7.079	-	DFT · OptB88vdW
↳	5.211	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000875	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000463	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-273.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	377.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	33.76	%	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)	0.3338	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.202	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.

MgBi4O8

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental