Design of an ultra-low spread magnetic cusp gun based on the compensation principle

Li, Fan Hong and Du, Chao Hai and Gao, Zi Chao and Zhang, Zi Wen and Zhu, Juan Feng and Li, Si Qi and Zhang, Liang and Cross, Adrian W. and Liu, Pu Kun; (2021) Design of an ultra-low spread magnetic cusp gun based on the compensation principle. In: 2021 International Conference on Microwave and Millimeter Wave Technology, ICMMT 2021 - Proceedings. IEEE, CHN. ISBN 9781665434379 (https://doi.org/10.1109/ICMMT52847.2021.9618334)

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Abstract

In this paper, a design of a magnetic cusp gun with ultra-low velocity spread is proposed. Based on the Lagrange mechanics, the spread in the generalized angular momentum and the spread in guiding center radius can compensate each other for low velocity spread.