TechnologyAugust 24, 2026
polyanionic
pah-lee-an-ee-ON-ik
Definition
Refers to a type of chemical compound containing a complex, stable structure composed of multiple charged ions, used here as a specific stable cathode material for sodium-ion batteries.
Etymology
Derived from the Greek prefix 'poly-' meaning 'many' and the chemical term 'anionic,' referring to an ion with a negative charge. It describes a structure formed by multiple complex negative ions.
In the news
The article categorizes polyanionic compounds as one of the three main cathode routes for sodium-ion batteries, noting their exceptional stability and long cycle life despite having lower specific capacity.
Step-by-Step Guide to Partnering with a Sodium-Ion Battery Technology Developer in China
Read the full article ↗EIN News