The Active Material

Learn about how the intercalation mechanism stores and releases energy in batteries.

An explanation of the N to P ratio, and the implications of having an N/P less than 1 versus greater than 1 in lithium-ion batteries.

Learn what the Solid Electrolyte Interface (SEI) is, and the properties that constitute a good SEI layer in Li-ion batteries.

Explore the differences between conduction current and displacement current. Understand how displacement current is related to magnetic fields.

Discover what an Electric Field is and how it influences charged particles.

A glossary of relevant e-chem words and terms