the invention provides , in preferred embodiments , methods , systems , and devices arising therefrom for making battery electrodes , in particular , for lithium - ion batteries . unlike conventional slurry coating methods that use mechanical means to coat thick pastes of active material , other materials , and solvent onto a substrate , the invention provides for a method to produce electrode coatings onto support in a multi - layer approach to provide highly uniform distribution of materials within the electrode . problems of differential sedimentation of particles in slurries found in conventional methods are minimized with the methods of the present invention . also included are systems for producing in large - scale the battery electrodes of the invention . further included are electrodes produced by the methods and systems described herein .