Rb12 P4 S16

semiconductor

· Rb12 P4 S16

Rb₁₂P₄S₁₆ is a mixed-valence rubidium phosphorus sulfide compound belonging to the class of ionic-covalent semiconductors with potential applications in solid-state electronics and photovoltaics. This material represents an emerging research compound rather than an established commercial semiconductor; compounds in the rubidium-phosphorus-sulfur family are primarily investigated for their tunable bandgap, ionic conductivity, and structural properties as alternatives to more conventional II-VI or III-V semiconductors. The combination of rubidium's electropositive character with anionic phosphorus and sulfur frameworks creates materials of interest for next-generation energy storage, thermoelectrics, and optoelectronic device engineering where earth-abundant elements and structural flexibility are priorities.

Experimental solid-state semiconductorsPhotovoltaic researchIonic conductors and battery materialsThermoelectric devicesOptoelectronic applicationsEarth-abundant semiconductor alternatives

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.897	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.125	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.

Rb12 P4 S16

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control