Channel branching during positive leader stepwise propagation in laboratory lightning-like discharges

The data supports the manuscript entitled "Channel branching during positive leader stepwise propagation in laboratory lightning-like discharges". The *.zip file contains all data used therein and can be decompressed and opened. The files are organized by figure. Folders contain high-speed video frames, and the *.xlsx files include the applied voltage waveform and discharge current waveform. The data can be used freely for scientific purposes with appropriate citation.