S4 Ti2 Fe1

semiconductor

· S4 Ti2 Fe1

S4 Ti2 Fe1 is a titanium-iron intermetallic compound classified as a semiconductor, representing a research-phase material in the titanium alloy family. This composition combines titanium's lightweight and corrosion-resistant properties with iron to create an ordered intermetallic phase that may offer enhanced strength and electronic functionality compared to conventional titanium alloys. While not yet widely commercialized, materials in this titanium-iron system are of interest for high-temperature structural applications and potential optoelectronic or thermoelectric devices where the combination of mechanical rigidity and semiconducting behavior could provide dual functionality.

high-temperature structural materials (research)intermetallic compoundsaerospace/defense advanced alloysthermoelectric applications (exploratory)electronic/optoelectronic devices (emerging)lightweight engineering alloys

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	88.28	GPa	—
Shear Modulus(G)	62.01	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00990	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.248	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.

S4 Ti2 Fe1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control