K10 Cu2 As4

semiconductor

· K10 Cu2 As4

K10 Cu2As4 is a copper-based semiconductor compound belonging to the chalcogenide or pnictide family, synthesized for research into advanced electronic and photonic materials. While not yet established in mainstream industrial production, compounds in this chemical system are investigated for potential applications in thermoelectric devices, infrared detectors, and optoelectronic components where the combination of copper and arsenic enables tunable electronic properties. Engineers and materials scientists studying this phase would be evaluating it as a candidate for niche high-performance applications where conventional semiconductors (Si, GaAs, or CdTe) face performance or cost limitations.

thermoelectric devicesinfrared photodetectorsexperimental optoelectronicsresearch semiconductorscopper-based compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	18.78	GPa	—
Shear Modulus(G)	7.667	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.3653	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4450	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.

K10 Cu2 As4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control

Quality & Standards