FIG. 2 is a SEM image showing an example of a cross section perpendicular to the plate face of an oriented positive electrode plate.
FIG. 3 is an EBSD image in the cross section of the oriented positive electrode plate shown in FIG. 2.
FIG. 4 is an area-based histogram showing the distribution of orientation angles of primary grains in the EBSD image shown in FIG. 3.
DETAILED DESCRIPTION OF THE INVENTION
Coin-Shaped Lithium Secondary Battery