Fe11 Si5

semiconductor

· Fe11 Si5

Fe11Si5 is an iron-silicon intermetallic compound belonging to the semiconductor class, characterized by a defined stoichiometric ratio of iron and silicon atoms. This material represents a research-phase compound within the iron-silicon family, which has attracted interest for thermoelectric and magnetoelectronic applications due to the semiconducting behavior that emerges from its ordered crystal structure. While not yet established in high-volume industrial production, iron-silicon intermetallics are being investigated for applications where their unique electronic properties and mechanical stability at elevated temperatures could offer advantages over traditional semiconductors or metallic alloys.

thermoelectric devicesmagnetoresistive sensorshigh-temperature semiconductor researchthin-film electronicsenergy conversion systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	225.2	GPa	—
Shear Modulus(G)	111.4	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00840	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2930	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.

Fe11 Si5

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control