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NanotechProgress

Silicon anodes

Production

What happened

Sila started operations at its silicon anode plant in Moses Lake, Washington, built for car batteries: 2 to 5 GWh of capacity at first.

Why it matters

Phones get bigger batteries in the same space: silicon-carbon anodes give roughly 10% to 20% more energy, depending on how much silicon they hold.

Android Authority, 19 Mar 2025
How far from your life

Everyday life

Silicon-carbon battery anodes is on step 5 of 5. It is probably already in your life.

Source
“Operations will initially support 2-5 GWh of capacity”Evertiq, 24 Sept 2025

The bigger picture

More on Silicon anodes

On step 5 of 5: Everyday life. Everything we track on it

  1. Widely used

    Silicon-carbon batteries had spread to many flagship phones, including the OnePlus 13, Honor Magic 7 Pro, OPPO Find X8 and vivo X200 series. Apple, Google and Samsung had not adopted them yet.

    Android Authority, 19 Mar 2025
  2. On sale

    The Whoop 4.0 fitness tracker went on sale as the first product with Sila's silicon anode material, which raised its battery's energy density by about 17%.

    MIT Technology Review, 8 Sept 2021