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Yajun Huang, Xiaoxian Wang, Guomin Cui, Pingyang Wang and Dongsheng Cai
The C12A7 hollow cathode is expected to usher in a new generation of hollow cathodes because of its low work function and chemical stability. In order to reduce the emission melting and degradation caused by the overheating of this new cathode, different...
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Ugur Kokal, Nazli Turan and Murat Celik
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emitters are commonly used in hollow cathodes that are utilized in electric space propulsion systems. In order to obtain necessary surface current emission densities of 1?10 A/cm2...
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Daniela Pedrini, Tommaso Misuri, Fabrizio Paganucci and Mariano Andrenucci
Hollow cathodes are electron sources used for the gas ionization and the beam neutralization in both ion and Hall effect thrusters (HETs). A reduction of power and propellant consumption from the cathode is particularly needed in small satellite applicat...
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