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High-speed video and electric field observation of a negative upward leader connecting a downward positive leader in a positive cloud-to-ground flash.

It has been discussed in past papers if a positive leader propagates in a stepped fashion or not. Some studies state that, in some positive cloud-to-ground flashes, the electric field pulses observed just before the connection of the positive leader to ground could be a manifestation of the stepping...
  • por Portal Padrão
  • publicado
  • 20/08/2015
  • 3:50 PM