U2FeS5 — Properties & Data | MatWorld

U2FeS5

metal

· JVASP-12354· U2FeS5

U2FeS5 is an intermetallic compound combining uranium and iron with sulfur, belonging to a family of uranium-bearing metallic materials with potential for specialized industrial applications. This material is primarily of research and development interest rather than established industrial use, making it relevant for engineers exploring advanced materials in nuclear technology, refractory applications, or specialty metallurgical contexts. Its unique phase composition and the presence of uranium suggest applications in environments requiring high-temperature stability or specific nuclear-related properties, though practical deployment remains limited compared to conventional alternatives.

nuclear fuel researchhigh-temperature refractory applicationsspecialty intermetallic compoundsmaterials science researchadvanced metallurgical experimentation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	7.606	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
Thermoelectric Power Factor(PF)2 entries	0.00000691	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00000593	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-10.94	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-10.53	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)	0.06100	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.264	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.

U2FeS5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control