1. Lightning Initiation Due to Hydrometeor Collisions in Thunderclouds Open Access Author: Cai, Qiheng Title: Lightning Initiation Due to Hydrometeor Collisions in Thunderclouds Graduate Program: Electrical Engineering Keywords: lightning initiationsimilarity lawavalanche-to-streamer transition File: Download Cai_Dissertation_2018.pdf Committee Members: Victor P. Pasko, Dissertation Advisor/Co-AdvisorJim Breakall, Committee Chair/Co-ChairJulio Urbina, Committee MemberDavid B. Spencer, Committee MemberJaroslav Jansky, Outside Member