| abstract |
A lithium metal pouch cell having a specific energy ≥ 300 Wh∙kg-1 includes an anode comprising lithium metal and an anode current collector, the anode having an areal capacity N (mAh∙cm-2); a cathode comprising a cathode material and a cathode current collector, the cathode having an a real capacity P (mAh∙cm-2), wherein a ratio of N/P is within a range of 0.02 to 5; an electrolyte having an electrolyte mass E and comprising a lithium active salt and a solvent, the lithium metal pouch cell having an electrolyte mass to cell capacity (E/C) ratio within a range of 1 to 6 g∙Ah-1; a separator positioned between the anode and the cathode; and a packaging material defining a pouch enclosing the anode, cathode, electrolyte, and separator; wherein a protruding tab of the anode current collector and a protruding tab of the cathode current collector are external to the pouch. |