QuantumScape Battery Technology Advancement

QuantumScapeⓇ 300 400 600 Lithium-Metal Anode Required 500 Modeled Cell Energy Density (Wh/kg) 0 100 LiFeBO3 200 LIVPO4F LiMnPO4 LiNi0.5Mn1.504 HE-NMC Li2MnSiO4(2Li) Cathode Materials NMC811 Lithium-Metal Anode is Required for High Energy Density And lithium-metal anode requires a solid-state separator NCA FeF2 CoF2 NiF2 FeF3 Lithium-Metal Anode Graphite/Silicon Lithium-Metal Batteries Anode Conventional Graphite Anode Lithium-Ion Batteries Key Takeaways Lithium-metal anode necessary to achieve high energy density Lithium metal cannot be used without a solid-state separator Source: Andre et al, J Mater Chem A. (2015) 6709 Note: Modeled cell specific energy is based on traditional cell designs and architectures 7

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