Li1 Ni2 S2
semiconductor· Li1 Ni2 S2
Li₁Ni₂S₂ is a ternary lithium-nickel sulfide compound belonging to the layered sulfide semiconductor family, combining lithium's electrochemical activity with nickel and sulfide components. This material is primarily investigated in research contexts for energy storage and electrochemical applications, particularly as a potential cathode or anode material in lithium-ion batteries and as a catalyst for hydrogen evolution reactions. Its appeal stems from its mixed-valence metal sites and sulfide chemistry, which can offer improved ionic conductivity and electron transport compared to oxide alternatives, though it remains largely in the experimental stage rather than high-volume industrial production.
lithium-ion battery electrodeshydrogen evolution catalystsenergy storage researchelectrochemical deviceslayered semiconductor researchadvanced battery materials
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | 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.