Ca1 Cu5

semiconductor

· Ca1 Cu5

Ca₁Cu₅ is an intermetallic compound in the calcium-copper system, representing a specific stoichiometric phase that forms at defined composition and temperature conditions. This material belongs to the family of binary intermetallics and is primarily of research and developmental interest rather than established commercial use. Its potential applications lie in thermoelectric devices, electronic materials, and fundamental studies of phase behavior in multicomponent systems, though practical engineering adoption remains limited due to processing challenges and the availability of more mature alternatives for most end-use applications.

thermoelectric materials (research)intermetallic compounds (fundamental study)electronic/semiconductor devices (experimental)high-temperature phase researchmaterials database reference

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00140	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1750	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.

Ca1 Cu5

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control