HfMgAu2 — Properties & Data | MatWorld

HfMgAu2

metal

· JVASP-37770· HfMgAu2

HfMgAu2 is an intermetallic compound combining hafnium, magnesium, and gold—a ternary metal system that bridges refractory and precious metal chemistry. This is a research-phase material with limited industrial deployment; it belongs to a family of high-density intermetallics being investigated for applications requiring extreme hardness, thermal stability, or specialized electronic properties. Engineers considering this compound should recognize it as an experimental material whose suitability depends on emerging application needs in aerospace, electronics, or wear-resistant coatings rather than established supply chains or mature design databases.

Research and developmentHigh-temperature intermetallicsWear-resistant coatingsAerospace experimental systemsElectronic contacts and barrier materialsMaterials screening for extreme environments

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	128.2	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3800	-	DFT · OptB88vdW
Shear Modulus(G)	38.32	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	13.35	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000946	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000928	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	11.15	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	11.01	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00300	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6135	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

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.

HfMgAu2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control