Ca1 Cu4 As2

semiconductor

· Ca1 Cu4 As2

Ca₁Cu₄As₂ is a quaternary intermetallic compound combining calcium, copper, and arsenic in a fixed stoichiometric ratio. This is a research-stage semiconductor material that has been synthesized and characterized in materials science literature, but remains largely experimental with limited commercial deployment. The compound belongs to the family of metal arsenides and represents exploration into novel semiconductor systems for potential electronics and optoelectronics applications, though engineering viability versus mature alternatives (such as III-V semiconductors or silicon-based systems) remains to be established.

experimental semiconductorssolid-state physics researchthermoelectric materials developmentmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00290	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3560	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 Cu4 As2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control