Studying the Formation Mechanism of New Ground Strike Points in Natural Negative Cloud-to-Ground Lightning

Leandro Zanella de Souza Campos, Inst Nac Pesquisas Espaciais, Sao Jose dos Campos, SP, Brazil, Kenneth L Cummins, Florida Institute of Technology, Aerospace, Physics and Space Sciences, Melbourne, United States and Osmar Pinto Jr, INPE National Institute for Space Research, Sao Jose dos Campos, Brazil