AcAu3

Name: AcAu3
Brand: MatWorld

metal

· JVASP-40555· AcAu3

AcAu3 is a gold-based intermetallic compound with a 3:1 gold-to-actinide ratio, representing a specialized research material in the precious metal alloy family. This compound is primarily investigated in materials science and nuclear research contexts rather than widespread industrial production, with potential applications in high-performance nuclear fuel elements, radiation shielding, or specialized catalytic systems where gold's chemical inertness and actinide properties can be leveraged. Engineers would consider this material only for niche applications requiring the unique combination of actinide behavior with gold's corrosion resistance and thermal properties, though handling and regulatory constraints significantly limit practical deployment.

nuclear research materialsintermetallic compoundsradiation applicationsactinide metallurgymaterials characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.5035	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000230	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000232	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-8.677	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-8.120	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7663	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.

AcAu3 — Properties & Data | MatWorld

AcAu3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control