TiFe2Si

semiconductor

· TiFe2Si

TiFe2Si is an intermetallic compound combining titanium, iron, and silicon, belonging to the class of transition metal silicides with semiconductor properties. This material is primarily of research and development interest rather than established in widespread commercial use, with potential applications in high-temperature electronics, thermoelectric devices, and advanced structural composites where the combination of thermal stability and electronic properties offers advantages over conventional semiconductors. The titanium-iron-silicon system is explored for its potential in harsh environments and energy conversion applications, though engineering adoption remains limited pending further optimization of processing routes and property characterization.

high-temperature semiconductorsthermoelectric materials researchrefractory intermetallic compositeselectronic device researchadvanced alloy developmentmaterials screening and evaluation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.750	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.4000	eV	—
↳	0.2860	eV	—
Dielectric Constant (Relative Permittivity)(εr)2 entries	66.11	-	—
↳	55.26 range 41.26–69.27median of 2 measurements	-	—
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	—
Total Dielectric Tensor(ε)	Matrix (redacted)	-	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.6776	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.

TiFe2Si

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control