Hf4CuSi3

metal

· JVASP-107557· Hf4CuSi3

Hf4CuSi3 is a hafnium-copper-silicon intermetallic compound that belongs to the family of refractory metal silicides. This material is primarily of research and developmental interest, explored for high-temperature structural applications where its combination of hafnium's refractory properties and silicide strengthening could provide thermal stability and oxidation resistance beyond conventional superalloys.

high-temperature structural applicationsrefractory intermetallics researchaerospace propulsion (developmental)extreme-temperature environmentsoxidation-resistant coatings research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3751	lb/in³	DFT · OptB88vdW

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Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	DFT · OptB88vdW
↳	eV	DFT · TBmBJ
Magnetic Moment(μB)	µB	DFT · OptB88vdW

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)	0.03400	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6295	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

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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.

Hf4CuSi3 — Properties & Data | MatWorld

Hf4CuSi3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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