An electrochemical cell (200, 300), comprising: a first electrode (204, 304); and a second electrode (202, 302) spaced apart from the first electrode (204, 304), the second electrode (202, 302) including a current collector (208, 308), an electrically conducting first rigid support wall (210, 310) electrically connected to the current collector (208, 308), and an active material (216, 322) coated to the electrically conducting first rigid support wall (210, 310), the electrochemical cell (200, 300) characterized in that: the first rigid support wall (210, 310) is attached to a surface of the current collector (208, 308), and the first rigid support wall (210, 310) comprises a mounting portions (230, 314) attached to the surface of the current collector (208, 308) and a first plurality of plating surfaces (232, 316), wherein at all locations immediately adjacent to the surface of the current collector (208, 308) the first plurality of plating surfaces (232, 316) extend over the surface of the current collector (208, 308) and form an angle greater than 90 degrees with the surface of the current collector (208, 308) at all locations immediately adjacent to the surface of the current collector (208, 308). a first electrode (204, 304); and a second electrode (202, 302) spaced apart from the first electrode (204, 304), the second electrode (202, 302) including a current collector (208, 308), an electrically conducting first rigid support wall (210, 310) electrically connected to the current collector (208, 308), and an active material (216, 322) coated to the electrically conducting first rigid support wall (210, 310), the electrochemical cell (200, 300) characterized in that: the first rigid support wall (210, 310) is attached to a surface of the current collector (208, 308), and the first rigid support wall (210, 310) comprises a mounting portions (230, 314) attached to the surface of the current collector (208, 308) and a first plurality of plating surfaces (232, 316), wherein at all locations immediately adjacent to the surface of the current collector (208, 308) the first plurality of plating surfaces (232, 316) extend over the surface of the current collector (208, 308) and form an angle greater than 90 degrees with the surface of the current collector (208, 308) at all locations immediately adjacent to the surface of the current collector (208, 308). a current collector (208, 308), an electrically conducting first rigid support wall (210, 310) electrically connected to the current collector (208, 308), and an active material (216, 322) coated to the electrically conducting first rigid support wall (210, 310), the electrochemical cell (200, 300) characterized in that: the first rigid support wall (210, 310) is attached to a surface of the current collector (208, 308), and the first rigid support wall (210, 310) comprises a mounting portions (230, 314) attached to the surface of the current collector (208, 308) and a first plurality of plating surfaces (232, 316), wherein at all locations immediately adjacent to the surface of the current collector (208, 308) the first plurality of plating surfaces (232, 316) extend over the surface of the current collector (208, 308) and form an angle greater than 90 degrees with the surface of the current collector (208, 308) at all locations immediately adjacent to the surface of the current collector (208, 308). the first rigid support wall (210, 310) is attached to a surface of the current collector (208, 308), and the first rigid support wall (210, 310) comprises a mounting portions (230, 314) attached to the surface of the current collector (208, 308) and a first plurality of plating surfaces (232, 316),