Fe2 Sb4

semiconductor

· Fe2 Sb4

Fe2Sb4 is an iron antimony compound semiconductor belonging to the family of binary metal-pnictide semiconductors. This material is primarily of research and developmental interest for thermoelectric applications, where it is investigated for its potential to convert heat into electrical current or vice versa, particularly in the intermediate temperature range. Iron antimony compounds are explored as alternatives to lead-based thermoelectrics due to their relative abundance and potential for improved environmental compatibility, though Fe2Sb4 remains largely in the experimental stage compared to commercially matured thermoelectric materials.

thermoelectric power generationwaste heat recoverytemperature sensing devicessemiconductor researchmid-range thermoelectric applicationsmaterials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	12,902	ksi	—
Shear Modulus(G)	9,124.8	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00130	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.02000	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.

Fe2 Sb4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control