Hf3 Cu4 Si2

semiconductor

· Hf3 Cu4 Si2

Hf3Cu4Si2 is an intermetallic compound combining hafnium, copper, and silicon—a research-phase material belonging to the family of ternary metallic systems with potential high-temperature and electronic applications. This composition falls within the broader context of hafnium-based intermetallics, which are investigated for advanced thermal management, electronics packaging, and structural applications where high melting points and controlled electrical properties are valuable. The material remains largely experimental; its specific industrial deployment is limited, but compounds in this chemical family are of interest to researchers developing next-generation heat spreaders, semiconductor interconnects, and high-temperature structural components where conventional copper alloys or pure hafnium prove insufficient.

high-temperature interconnectsthermal management researchsemiconductor device packagingrefractory intermetallic compositesexperimental materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01450	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4620	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.

Hf3 Cu4 Si2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control