Monolithic fuel cell with power density of 5.6kW/L

https://www.focustechnica.com/monolithic-fuel-cell-with-power-density-of-5-6kw-l/

"integrates the cell support, gas channels, and the interconnects into a single layer, thereby reducing the stack height by a factor of 2–4...  increases the volumetric density and specific power... monolith SOCF with an active cell area of around 18 cm2... tape casting, lamination, co-sintering, and catalyst infiltration... open-circuit voltage of 1065mV and a power density of5.6 kW/L... large-scale production electrified transportation powered by fuel cells increased range, decreased charging times, lower cost"