NdFeSi

metal
· JVASP-17796· NdFeSi

NdFeSi is an intermetallic compound combining neodymium, iron, and silicon, representing a transition metal alloy system typically studied for magnetic and structural applications. This material family is primarily investigated in research contexts for permanent magnet applications, magnetic refrigeration, and magnetostrictive devices where the combination of rare-earth and iron-based constituents can provide enhanced magnetic performance. Engineers consider NdFeSi-based alloys when seeking alternatives to conventional NdFeB magnets or when exploring materials for magnetothermoelectric applications, though most commercial implementations favor more established rare-earth-iron systems.

permanent magnetsmagnetic refrigeration systemsmagnetostrictive actuatorsrare-earth alloy researchfunctional materials developmentmagnetic device components

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
Pa
Poisson's Ratio(ν)
-
Shear Modulus(G)
Pa
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Seebeck Coefficient(S)
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
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.