Li4 Cu2 As2

semiconductor

· Li4 Cu2 As2

Li4Cu2As2 is an experimental ternary intermetallic compound combining lithium, copper, and arsenic elements, classified as a semiconductor material. This compound belongs to the family of lithium-based metallics and is primarily of research interest rather than established industrial production. The material is investigated for potential applications in energy storage systems, thermoelectric devices, and next-generation electronic components where the combination of lightweight lithium and copper's electrical properties may offer advantages, though significant development work remains to establish commercial viability and manufacturing scalability.

research semiconductorsenergy storage systemsthermoelectric devicessolid-state electronicslightweight conductor alloysemerging materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.06220	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5530	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.

Li4 Cu2 As2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control