Characteristics and underlying physics of ionic wind in dc corona discharge under different polarities
Zhang Tongkai2, Zhang Yu3, Ji Qizheng3, Li Ben1, †, Ouyang Jiting2, ‡
(a) Waveform of positive corona discharge pulse and (b) spatiotemporal development of N2+ density during the pulse under a needle-to-plate electrode configuration. The moment of each sub-image in the development sequence is indicated in image (a).