8-12 August 2016
Novosibirsk
Asia/Novosibirsk timezone

Extracting grid enhancement in triode ion optical system of power neutral beam injector

10 Aug 2016, 15:00
3h
Novosibirsk

Novosibirsk

Board: 27
Poster Plasma confinement, heating and stability Poster session

Speakers

Mr Aleksandr Brul (Budker Institute of Nuclear Physics) Mr Alexey Sorokin (Budker Institute of Nuclear Physics)

Description

Thriode ion optical system is used typically in high power neutral beam injectors. The geometry of elementary cell is result of many factors such as beam parameters, aplying plasma source type and availabel fabrication technologies. The first (extracting grid) is most important for high-quality beam formation. A new design of the extracting grid in accelerating elementary cell of multy-slit ion optical system was suggested to improve beam characteristics and to simplify fabrication. The design was analyzed with numerical simulation and tested in experiments. These results were successfully used in modern high power neutral injectors of Budker Institute.

Primary author

Mr Alexey Sorokin (Budker Institute of Nuclear Physics)

Co-authors

Mr Aleksandr Brul (Budker Institute of Nuclear Physics) Dr Alexander Ivanov (Budker Institute of Nuclear Physics) Dr Petr Deichuli (Budker Institute of Nuclear Physics)

Presentation Materials

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