Rb2 Sb4 Se8

semiconductor

· Rb2 Sb4 Se8

Rb₂Sb₄Se₈ is a mixed-halide quaternary semiconductor compound composed of rubidium, antimony, and selenium. This material belongs to the family of layered chalcogenides and represents an emerging research compound being investigated for solid-state optoelectronic and photovoltaic applications. While not yet established in high-volume industrial production, materials in this chemical family are of interest for next-generation thin-film solar cells, radiation detection, and mid-infrared optical devices due to their tunable bandgap and layered crystal structure, offering potential advantages over conventional silicon-based alternatives in specialized niche applications.

experimental optoelectronic devicesthin-film photovoltaics researchradiation detectionmid-infrared opticssolid-state semiconductor research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	3,551.8	ksi	—
Shear Modulus(G)	2,006.3	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.143	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5390	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.

Rb2 Sb4 Se8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control