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Technical discussions & info

Public·53 members

Solid state battery development

Donut lab solid state, updates will follow below:

15 jan 2026 -


  • High Energy Density – Claimed ~400 Wh/kg, higher than most current lithium‑ion cells.

  • Ultra‑fast Charging – Capable of a full charge in ~5 minutes without slowing at 80 %.

  • Extended Cycle Life – Up to ~100,000 full charge/discharge cycles with minimal capacity loss.

  • Extreme Temperature Tolerance – Retains over 99 % capacity from around −30 °C to above 100 °C.


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Danijel Huskic
14 days ago · joined the group along with .
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Fehmarnbelt tunnel construction



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Breakeven price range offshore windmill

Total Lifetime Costs:

  • CAPEX: ~$48M (assuming $4M per MW)

  • OPEX: $200k per MW/year → $2.4M per year

  • Total OPEX over 25 years: $60M

  • Total Cost (CAPEX + OPEX): $108M



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