UTl2O4

ceramic

· JVASP-35368· UTl2O4

UTl2O4 is an actinide-based ceramic compound containing uranium and iodine, belonging to the class of nuclear fuel-related or nuclear waste form materials. This material is primarily of research and nuclear engineering interest, where it is investigated for nuclear fuel performance, waste immobilization, or as a reference compound in fundamental studies of actinide chemistry and ceramic behavior under irradiation. UTl2O4 represents a specialized ceramic in the nuclear materials family, selected for applications requiring high-density actinide incorporation or chemical stability relevant to the nuclear fuel cycle.

nuclear fuel researchactinide ceramicswaste form developmentirradiation testingnuclear materials characterizationadvanced fuel cycles

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	8,990.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.4300	-	DFT · OptB88vdW
Shear Modulus(G)	3,296.7	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3238	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.586	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	32.59	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	6.228	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000220	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00130	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-462.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	185.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	32.49	%	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)	-2.284	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.

UTl2O4 — Properties & Data | MatWorld

UTl2O4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental