U2Si4W3 — Properties & Data | MatWorld

U2Si4W3

metal

· JVASP-22397· U2Si4W3

U2Si4W3 is an intermetallic compound combining uranium, silicon, and tungsten elements, representing a specialized metal system primarily explored in research contexts rather than widespread industrial production. This material belongs to the family of refractory intermetallics and is of interest in nuclear materials science and high-temperature metallurgy due to the unique properties imparted by uranium and tungsten constituents. The material's development focuses on understanding phase behavior and potential applications in extreme environments where conventional metals fail, though practical engineering adoption remains limited pending further characterization and processing development.

nuclear materials researchrefractory intermetallicshigh-temperature applicationsmaterials science experimentationuranium-based compoundsadvanced alloy development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	12.41	kg/m³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	8.039	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000286	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000296	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-9.043	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-9.303	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)	0.1318	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.2304	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

Export Control

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.

U2Si4W3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control