U4 O12

semiconductor

· U4 O12

U4O12 is a uranium oxide compound classified as a semiconductor, belonging to the family of mixed-valence uranium oxides. This material exhibits electrical properties intermediate between conductors and insulators, making it relevant for specialized electronic and nuclear applications where controlled conductivity is required. U4O12 is primarily of research and development interest rather than widespread industrial use, but uranium oxides generally find application in nuclear fuel cycles, radiation shielding, and emerging semiconductor devices where their unique electronic properties offer advantages over conventional alternatives.

nuclear materials researchradiation detectionspecialized semiconductor devicesuranium oxide compoundsexperimental electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	85.80	GPa	—
Shear Modulus(G)	59.40	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.971	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.215	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 O12

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control