Li5 Bi1 S4

semiconductor

· Li5 Bi1 S4

Li₅BiS₄ is a lithium-based sulfide semiconductor compound that belongs to the family of solid-state ionic conductors and wide-bandgap semiconductors. This is primarily a research material under investigation for solid-state battery electrolytes and related energy storage applications, where its lithium-ion conducting properties and thermal stability are of interest. The material represents an emerging class of sulfide-based compounds being explored as alternatives to oxide ceramics and polymer electrolytes, offering potential advantages in ionic conductivity and chemical compatibility with lithium metal anodes.

solid-state battery electrolyteslithium-ion conductorsenergy storage researchsolid electrolyte interfacesnext-generation batterieselectrochemical devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.855	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.178	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.

Li5 Bi1 S4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control