Description
Lithium Silicon Alloy (LiSi) is a high-purity, non-base alloy composed of lithium and silicon, designed for advanced research and industrial applications. This intermetallic compound exhibits excellent electrochemical properties, making it a critical material for next-generation battery technologies, including lithium-ion and solid-state batteries. With a precise stoichiometric ratio (LiSi), it ensures consistent performance in anode formulations, enhancing energy density and cycling stability. Our product is synthesized under stringent conditions to guarantee ultra-low impurity levels (<100 ppm metallic contaminants), ensuring reliability for sensitive experiments. Available in various forms (ingots, powders, or thin films) to suit diverse experimental needs. Packaged under inert atmosphere to prevent oxidation and moisture absorption, ensuring long-term stability.
Properties
- CAS Number: 68848-64-6
- IUPAC Name: lithium;silicon
- InChI: InChI=1S/Li.Si
- InChI Key: ZVLDJSZFKQJMKD-UHFFFAOYSA-N
- Exact Mass: 34.99292997
- Molecular Formula: LiSi
- Molecular Weight: 35.1
- SMILES: [Li].[Si]
- Monoisotopic Mass: 34.99292997
- Physical Description: Lithium silicon appears as a black lustrous powder or cohesive lump with a sharp irritating odor. An alloy of lithium and silicon.
- Synonyms: 68848-64-6, DTXSID40109349, LITHIUM SILICON, Lithiumsilicon, lithium;silicon, ZVLDJSZFKQJMKD-UHFFFAOYSA-N
Application
Lithium Silicon Alloy (LiSi) is primarily used in the development of high-capacity anodes for lithium-ion batteries due to its superior lithium storage capacity. It is also employed in solid-state electrolyte research to improve interfacial stability and ionic conductivity. Additionally, LiSi serves as a precursor for synthesizing silicon-based nanomaterials for energy storage applications.
Safety and Hazards
Hazard Classes and Categories
- Flammable agents – 3rd degree, Reactive agents – 2nd degree
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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.


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