RbCu2SbS3

semiconductor

· RbCu2SbS3

RbCu₂SbS₃ is a quaternary chalcogenide semiconductor compound combining rubidium, copper, antimony, and sulfur elements. This material belongs to the family of sulfide-based semiconductors and is primarily investigated in academic and research settings for photovoltaic and thermoelectric applications rather than established commercial production. The compound's potential lies in its tunable band gap, earth-abundant constituent elements (copper and sulfur), and layered crystal structure—making it a candidate for next-generation thin-film solar cells and solid-state energy conversion devices as an alternative to lead-based perovskites and rare-earth-dependent semiconductors.

thin-film photovoltaicsthermoelectric energy conversionoptoelectronic devicesmaterials researchsolar cell developmentsemiconductor research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.670	eV	—

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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.

RbCu2SbS3

Electrical Properties

Regulatory Screening

Environmental

Export Control