Table 1 Experimental parameters.

From: 3D nitrogen-doped graphene foam with encapsulated germanium/nitrogen-doped graphene yolk-shell nanoarchitecture for high-performance flexible Li-ion battery

Composition

Content per gl−1

Nickel sulfate

70

Nickel chloride

35

Boric acid

35

Code position condition

 

Temperature

50

pH

4.0

  1. The composition of electroplating bath and processing parameters.