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Sodium-ion EV battery breakthrough pushes performance to theoretical limits

11 pointsby Ozarkian3 months ago

1 comment

westurner3 months ago
&gt; <i>“The binder we chose, carbon nanotubes, facilitates the mixing of TAQ [bis-tetraaminobenzoquinone] crystallites and carbon black particles, leading to a homogeneous electrode,” explained Chen.</i><p>&quot;High-Energy, High-Power Sodium-Ion Batteries from a Layered Organic Cathode&quot; (2025) <a href="https:&#x2F;&#x2F;pubs.acs.org&#x2F;doi&#x2F;10.1021&#x2F;jacs.4c17713" rel="nofollow">https:&#x2F;&#x2F;pubs.acs.org&#x2F;doi&#x2F;10.1021&#x2F;jacs.4c17713</a> :<p>&gt; <i>It exhibits a high theoretical capacity of 355 mAh&#x2F;g per formula unit, enabled by a four-electron redox process, and achieves an electrode-level energy density of 606 Wh&#x2F;kg (90 wt % active material) along with excellent cycling stability,</i>