Cu2 Se8 Rb4 Nb2

semiconductor

· Cu2 Se8 Rb4 Nb2

Cu₂Se₈Rb₄Nb₂ is a mixed-metal selenide compound combining copper, rubidium, niobium, and selenium in a layered crystal structure. This is a research-phase material rather than an established industrial product, belonging to the family of metal selenides and chalcogenides being explored for quantum and solid-state applications. The incorporation of alkali metal (Rb) and transition metals (Cu, Nb) suggests potential interest in thermoelectric performance, photovoltaic behavior, or other electronic/ionic transport phenomena relevant to next-generation energy conversion and quantum device development.

thermoelectric energy conversion (research)quantum materials (experimental)solid-state electronics (developmental)photovoltaic or optoelectronic researchion conductivity studiesmaterials characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.706	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.003	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.

Cu2 Se8 Rb4 Nb2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control