Hf4 Sn4

semiconductor

· Hf4 Sn4

Hf₄Sn₄ is an intermetallic compound combining hafnium and tin, belonging to the class of transition metal-based semiconductors with potential applications in advanced electronic and structural materials. This material represents an emerging research compound within the hafnium-tin phase diagram, investigated for its electronic properties and potential use in high-temperature semiconductor devices or thermoelectric applications where conventional semiconductors become unstable. The hafnium-tin system is of interest in materials research for its combination of refractory metal stability and semiconducting behavior, though industrial deployment remains limited to specialized research and development contexts.

high-temperature semiconductorsresearch materialsintermetallic compoundsadvanced electronics developmentrefractory applicationsphase diagram studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	103.0	GPa	—
Shear Modulus(G)	22.38	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00540	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2540	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.

Hf4 Sn4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control