EIS testing reveals internal electrochemical properties of lithium battery systems, under transient thermal loads. Using analyzing the impedance response of the battery throughout different frequencies, valuable insights can be obtained regarding the internal resistance, charge transfer kinetics, and overall operational integrity of the lithium-ion battery system. Importantly, EIS tes... https://nepa.blue-blogs.com/44501197/operational-qualification-protocol-eis-spectroscopy-assessment