Cu1 Cl1

semiconductor

· Cu1 Cl1

Copper(I) chloride (CuCl) is an inorganic semiconductor compound with a zinc blende crystal structure, representing a classic II-VI or I-VII semiconductor family material. It has been extensively studied in materials research for its direct bandgap properties and potential in optoelectronic and photovoltaic applications, though it remains primarily a laboratory and developmental material rather than a mainstream industrial semiconductor. Engineers and researchers investigate CuCl for UV-visible light emission, nonlinear optical effects, and as a potential candidate for thin-film solar cells and photodetectors, where its tunable electronic properties and abundance relative to III-V semiconductors make it attractive despite stability and scalability challenges.

optoelectronic researchthin-film photovoltaicsUV photodetectorsnonlinear optical devicessemiconductor researchexperimental photonic materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	9,741.8	ksi	—
Shear Modulus(G)	1,633.1	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.2948	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3090	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.

Cu1 Cl1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control