Figure 5. Calculation of the efficiency of the Ag-Zn battery by plotting the power U I (the integral is the energy) vs t. Bright area: charging energy (2.4 J). Dark area: discharging energy (1.5 J)

From

Experimental Investigations of Alkaline Silver-zinc and Copper-zinc Batteries

A. Habekost

World Journal of Chemical Education. 2016, 4(1), 4-12 doi:10.12691/wjce-4-1-2