Na2 Li2 S2

semiconductor

· Na2 Li2 S2

Na2Li2S2 is an experimental solid-state ionic compound belonging to the sulfide semiconductor family, studied primarily for its potential in advanced energy storage and electrolyte applications. This mixed alkali-metal sulfide is not yet commercialized but represents an emerging research direction in lithium-ion battery technology and solid electrolyte materials, where its ionic conductivity and electrochemical stability are of interest for next-generation battery designs seeking alternatives to traditional liquid electrolytes.

solid-state battery electrolyteslithium-ion energy storageionic conductor researchexperimental battery materialselectrochemical devicesmaterials research and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	5,484	ksi	—
Shear Modulus(G)	3,809.7	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.340	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.361	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.

Na2 Li2 S2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control