U1 As1

semiconductor

· U1 As1

U1As1 is a binary uranium-arsenic intermetallic compound belonging to the semiconductor class, representing a research-stage material with potential applications in nuclear and advanced materials science. This compound exhibits intermediate mechanical properties between brittle ceramics and metals, making it relevant for high-temperature or radiation-resistant applications where arsenic-doped uranium phases may offer unique electronic or thermal characteristics. While not widely commercialized, uranium arsenides are studied for their potential use in specialized nuclear fuel development, thermoelectric devices, and fundamental research into actinide chemistry.

Nuclear fuel researchAdvanced intermetallic compoundsHigh-temperature semiconductorsRadiation tolerance studiesActinide materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	102.4	GPa	—
Shear Modulus(G)	26.36	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00150	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5950	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 As1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control