@openstem shared this flowchart

Chemistry · L5 · Lithium Dendrite Growth on a Metal Anode

Why non-uniform lithium plating during charging preferentially grows small surface protrusions into needle-like dendrites, eventually risking separator puncture and internal short circuit.

Chemistry
Updated
0
0
Read only
Charging: Li+ reduced and plated onto lithium-metal anode surfaceIs plating perfectly uniform?Protrusion locally concentrates electric field, shortens diffusion pathProtrusion accumulates more current density than flat surfaceProtrusion grows faster: forms needle-like dendriteDendrite reaches separator?Separator punctured: internal short circuit, safety hazardDead lithium: electrically isolated, irreversible capacity lossSmooth lithium deposition, no dendriteSmall surface protrusion existsYesNot yet, but fragment detachesPerfectly uniform plating, idealized

More in Chemistry

Browse Chemistry

We use privacy-friendly product analytics (no session recording, PII masked) to improve OpenStem. Load analytics? Privacy Policy