S4 Cu6 Rb2

semiconductor

· S4 Cu6 Rb2

S4Cu6Rb2 is an experimental semiconducting compound combining copper and rubidium sulfides, synthesized primarily for materials research rather than established commercial production. This ternary sulfide belongs to the family of mixed-metal chalcogenides being investigated for potential optoelectronic and solid-state applications, where researchers are exploring its electronic structure and phase stability. The material remains in the research phase with limited industrial deployment; its relevance lies in fundamental studies of semiconductor physics and potential future applications if synthesis methods and property control can be scaled.

experimental semiconductor researchchalcogenide compound studiessolid-state physics investigationoptoelectronic device development (exploratory)materials chemistry synthesisthin-film semiconductor candidates

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	6,797.5	ksi	—
Shear Modulus(G)	3,225.6	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.3279	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5420	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.

S4 Cu6 Rb2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control