UBi

ceramic

· JVASP-35697· UBi

UBi is a uranium-bismuth ceramic compound belonging to the actinide-based ceramic family. Though not widely used in conventional engineering, this material represents an experimental composition studied primarily in nuclear materials research and advanced ceramics development. Its potential applications center on nuclear fuel forms, radiation shielding, and high-density ceramic systems where the combination of uranium and bismuth offers unique properties for specialized defense, energy, or research contexts.

nuclear fuel formsradiation shieldingresearch ceramicshigh-density applicationsactinide materialsspecialized defense applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	10,235.3	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3500	-	DFT · OptB88vdW
Shear Modulus(G)	3,451.9	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.4785	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	2.961	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000233	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000169	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-23.24	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-19.79	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)	0.09850	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.09850	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.

UBi — Properties & Data | MatWorld

UBi

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental