Au5 Ca1

semiconductor

· Au5 Ca1

Au5Ca1 is an intermetallic compound in the gold-calcium system, representing a research-phase material rather than an established commercial alloy. This compound belongs to the family of precious metal intermetallics, which are of interest for their potential combination of thermal stability, corrosion resistance, and unique electronic properties. Gold-based intermetallics remain largely experimental; their practical adoption is limited by high material cost and processing challenges, making them candidates primarily for specialized high-performance applications where alternative materials prove inadequate.

research and developmenthigh-temperature electronicscorrosion-resistant coatingsthin-film applicationsaerospace researchsemiconductor device research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00300	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4530	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.

Au5 Ca1

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control