Sm1 Ta3

semiconductor

· Sm1 Ta3

Sm1Ta3 is an intermetallic compound composed of samarium and tantalum, belonging to the rare-earth transition-metal compound family. This material is primarily of research and developmental interest for high-temperature applications and advanced functional devices, as intermetallics in this composition space are investigated for their potential in extreme-environment engineering where conventional alloys reach their thermal limits. The samarium-tantalum system is explored in aerospace, nuclear, and materials science research contexts, where such compounds may offer advantages in thermal stability and specialized electrical or magnetic properties compared to traditional superalloys.

high-temperature structural materials (research phase)aerospace and advanced propulsionnuclear reactor componentsintermetallic compound developmentfunctional materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	134.3	GPa	—
Shear Modulus(G)	19.90	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00680	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.4460	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 Ta3

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control