CuBSe2

metal

· CuBSe2

CuBSe2 is a ternary compound combining copper, boron, and selenium elements, belonging to the family of semiconducting chalcogenides with potential thermoelectric or optoelectronic properties. This material remains primarily in the research and development phase rather than established industrial production, with interest driven by its potential for energy conversion applications or advanced semiconductor devices where the unique combination of constituent elements offers tunable electronic characteristics.

Thermoelectric energy conversion (research)Semiconductor devices (experimental)Solar cells and photovoltaics (development)Advanced materials researchHigh-temperature applications (potential)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2018	lb/in³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	1.617	eV	—
Dielectric Constant (Relative Permittivity)(εr)	10.44 range 10.03–10.85median of 2 measurements	-	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-167.4	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.1182	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.

CuBSe2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control