USi2Os2 — Properties & Data | MatWorld

USi2Os2

ceramic

· JVASP-15638· USi2Os2

USi₂O₅ is a uranium silicate ceramic compound representing a specialized material within the actinide oxide family. This material is primarily of research and nuclear fuel cycle interest, where uranium silicates serve as potential waste forms, advanced fuel matrices, or specialized nuclear materials requiring controlled chemical behavior. Compared to conventional uranium oxides (UO₂), uranium silicates offer different thermal, chemical, and radiation stability characteristics that may be advantageous in specific nuclear applications, though their use remains largely confined to laboratory development and specialized nuclear engineering contexts rather than general industrial production.

nuclear waste immobilizationadvanced nuclear fuelsactinide materials researchhigh-temperature ceramicsradiation-resistant phases

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	13.31	kg/m³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	1.666	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000534	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000485	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	4.493	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	4.317	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.4893	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.

USi2Os2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental