U4 Rh4 S12

semiconductor

· U4 Rh4 S12

U₄Rh₄S₁₂ is a ternary chalcogenide compound combining uranium, rhodium, and sulfur in a mixed-valence structure. This is a research-phase material studied primarily for its electronic and magnetic properties within the broader family of uranium-based intermetallic sulfides and Kondo compounds.

Experimental semiconductor physicsStrongly correlated electron systems researchHigh-performance thermoelectric developmentMaterials characterization and modelingNuclear materials scienceLow-temperature electronic applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00140	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.111	eV/atom	—

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

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.

U4 Rh4 S12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control