Scaling up is all about keeping what works in the lab as controlled as possible while making the steps repeatable. First, lock down the synthesis parameters that give you the best morphology—temperature, residence time, precursor concentration—and put them into a digital recipe that can be fed to a continuous reactor. Use a closed‑loop monitoring system; a quick UV–Vis or Raman probe can catch shifts in particle size or phase before the whole batch drifts off. Next, move to a roll‑to‑roll coating or spray‑drying setup so you can produce uniform films at a fraction of the time. Keep the substrate speed matched to the drying kinetics; otherwise you’ll get uneven coatings or cracks. If you’re using a binder, test it at higher loadings early so you know how it behaves when the film is stretched or compressed. Quality control is critical—run the same XRD, SEM, and electrochemical tests on each lot, and use a statistical process control chart to catch outliers before they become full‑scale issues. Finally, document every tweak in a lab notebook style log that can be turned into a standard operating procedure. The trick is to treat the line like a living lab: monitor, adjust, and iterate just as you would in the bench‑top experiments.