Sm1 Pa3

semiconductor

· Sm1 Pa3

Sm₁Pa₃ is an intermetallic compound composed of samarium and protactinium, belonging to the rare earth–actinide materials family. This is a research-phase material studied primarily for fundamental solid-state physics and materials science understanding, particularly in the context of electronic structure, magnetic behavior, and phase relationships in rare earth–actinide systems. While not currently in widespread industrial use, compounds in this family are of academic interest for exploring exotic electronic states and potential future applications in advanced nuclear fuel cycles or specialized high-energy-density materials.

experimental research compoundsrare earth–actinide physicselectronic structure studiesmaterials characterizationnuclear materials science

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01930	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.1860	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.

Sm1 Pa3

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control