fig7

Figure 7. Crossover issues of Ni-based materials on diverse anode materials. (A) Illustration of the crosstalk mechanism arising from complex interactions between the anode and cathode. Reproduced with permission^[79]. Copyright 2020, Wiley-VCH (B) Crossover impacts of transition metal dissolution from Ni-based materials to the anode side. (C) HR-TEM and EDX mapping images of the graphite anode after full-cell cycling, showing the presence of nickel nanoparticles within the graphite anode. Reproduced with permission^[84]. Copyright 2018, Royal Society of Chemistry. (D) Disassembly images of high-Ni cathode pouch cells after cycling, showing cycled electrodes, separator, and electrolyte. (E) TOF-SIMS integrated intensity of various molecular fragments from the cycled high-Ni cathode. Reproduced with permission^[91]. Copyright 2022, Wiley-VCH.