Once dense solid state arrives or if ?

Solid-state batteries with ultra-high energy density are emerging as a promising solution for the future of energy storage. Recent breakthroughs have enabled the development of solid-state battery cells with record-breaking energy densities:

• Chinese startup Talent New Energy has unveiled an automotive-grade all-solid-state lithium battery prototype with a single cell capacity of 120 Ah and an energy density of 720 Wh/kg[3][5]. This is twice the energy density of Nio's semi-solid-state battery cells.
• If mass-produced, Talent's solid-state battery could enable electric vehicles to achieve a range of around 2,000 km on a single charge[3].
• The potential gains in energy density from solid-state batteries come from enabling the use of pure lithium metal anodes, which have a much higher specific capacity compared to graphite anodes in conventional lithium-ion batteries[4].

However, challenges remain in commercializing solid-state batteries, such as:

• Achieving stable interfaces between the solid electrolyte and electrodes to prevent capacity fade[1][4]
• Improving ionic conductivity of solid electrolytes, especially at lower temperatures[2]
• Reducing manufacturing costs of this innovative technology[2]

With continued research and development, solid-state batteries with ultra-high energy density could revolutionize electric mobility by enabling much longer driving ranges with lighter, more compact battery packs[1][3][5].

Sources
[1] Solid-State Batteries: The Future of Energy Storage - LinkedIn https://www.linkedin.com/pulse/solid-state-batteries-future-energy-storage-ricky-luo
[2] Solid-state batteries: how they work https://www.flashbattery.tech/en/how-solid-state-batteries-work/
[3] Solid-state battery startup Talent New Energy unveils cell with ultra ... https://cnevpost.com/2024/04/03/talent-unveils-battery-cell-ultra-high-energy-density/
[4] Toward batteries that pack twice as much energy per pound https://news.mit.edu/2022/solid-state-batteries-interface-stability-0308
[5] Solid-state battery cell sets records, can offer over 1,300 mile range https://electrek.co/2024/04/03/new-solid-state-battery-cell-claims-industry-records-1300-mile-range/