Dy2 Cu2 As4

semiconductor

· Dy2 Cu2 As4

Dy₂Cu₂As₄ is an intermetallic semiconductor compound combining dysprosium (a rare-earth element), copper, and arsenic in a layered crystal structure. This is a research-stage material studied primarily for its electronic and magnetic properties rather than established industrial production. The compound belongs to a family of rare-earth pnictide semiconductors of interest for thermoelectric energy conversion, quantum materials research, and potential magnetoelectronic device applications where the combination of rare-earth magnetism and semiconductor behavior offers functionality unavailable in conventional semiconductors.

thermoelectric devices (research phase)quantum materials researchmagnetoelectronic properties studyrare-earth semiconductor developmentcondensed matter physics experimentslow-temperature electronics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00910	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.8260	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

Quality & Standards

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.

Dy2 Cu2 As4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control

Quality & Standards