Ca3Ge2Au9

metal

· JVASP-116990· Ca3Ge2Au9

Ca3Ge2Au9 is an intermetallic compound combining calcium, germanium, and gold in a defined crystalline structure. This is a research-phase material rather than an established industrial alloy; intermetallics of this type are investigated for specialized applications where unique electronic, thermal, or mechanical properties at high density are needed. The gold-containing composition places it in the family of precious-metal intermetallics, which are typically explored for applications demanding corrosion resistance, specific catalytic behavior, or unusual solid-state physics phenomena rather than for high-volume structural use.

experimental metallics researchhigh-density alloyscorrosion-resistant coatingsthermoelectric materials developmentcatalysis researchmaterials physics studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.4181	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.5837	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.

Ca3Ge2Au9

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control