U1 Si3

semiconductor

· U1 Si3

U1 Si3 is a uranium silicide compound belonging to the family of refractory intermetallic semiconductors. This material combines uranium with silicon in a stoichiometric ratio, creating a ceramic-like phase with semiconductor characteristics that exhibits notable structural rigidity. While primarily investigated in research contexts for nuclear materials science and advanced ceramics, uranium silicides are of interest for high-temperature applications and specialized nuclear fuel studies due to their thermal stability and dense crystal structure.

nuclear fuel researchhigh-temperature ceramicsrefractory intermetallicsadvanced materials researchstructural applications at extreme conditions

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	125.1	GPa	—
Shear Modulus(G)	88.68	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01700	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2630	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.

U1 Si3

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control