The discharge is terminated by the collective effect of the positive ions created by avalanches, which have lower mobility than the free electrons and remain in the area of the anode wire and counteract the electric field which is necessary for continued avalanche generation.
The discharge is terminated by the collective effect of the positive ions. These positive ions are created by avalanches. Avalanches have lower mobility than the free electrons. Avalanches remain in the area of the anode wire. Avalanches counteract the electric field. This electric field is necessary for continued avalanche generation.