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Emittance Variation of a High-Current Relativistic Electron Beam in a Bend Magnet. / Sandalov, Evgeny S.; Sinitsky, Stanislav L.; Skovorodin, Dmitrii I. et al.

In: IEEE Transactions on Plasma Science, Vol. 49, No. 9, 9524729, 09.2021, p. 2737-2749.

Research output: Contribution to journalArticlepeer-review

Harvard

Sandalov, ES, Sinitsky, SL, Skovorodin, DI, Nikiforov, DA, Logachev, PV, Starostenko, AA, Akhmetov, AR & Nikitin, OA 2021, 'Emittance Variation of a High-Current Relativistic Electron Beam in a Bend Magnet', IEEE Transactions on Plasma Science, vol. 49, no. 9, 9524729, pp. 2737-2749. https://doi.org/10.1109/TPS.2021.3105661

APA

Sandalov, E. S., Sinitsky, S. L., Skovorodin, D. I., Nikiforov, D. A., Logachev, P. V., Starostenko, A. A., Akhmetov, A. R., & Nikitin, O. A. (2021). Emittance Variation of a High-Current Relativistic Electron Beam in a Bend Magnet. IEEE Transactions on Plasma Science, 49(9), 2737-2749. [9524729]. https://doi.org/10.1109/TPS.2021.3105661

Vancouver

Sandalov ES, Sinitsky SL, Skovorodin DI, Nikiforov DA, Logachev PV, Starostenko AA et al. Emittance Variation of a High-Current Relativistic Electron Beam in a Bend Magnet. IEEE Transactions on Plasma Science. 2021 Sept;49(9):2737-2749. 9524729. doi: 10.1109/TPS.2021.3105661

Author

BibTeX

@article{d43bd4d46294483a815ada2770ff140c,
title = "Emittance Variation of a High-Current Relativistic Electron Beam in a Bend Magnet",
abstract = "The article presents the investigation results on the main angular divergence sources of a high-current relativistic electron beam when it passes through a real 12° bend magnet of the transport system in the linear induction accelerator (LIA), being developed by collaboration of Budker Institute of Nuclear Physics (BINP), Novosibirsk, Russia, and Russian Federal Nuclear Center - Zababakhin All-Russia Research Institute of Technical Physics (RFNC-VNIITF). The main results of the work are the calculated trajectories of the beam electrons, the shape of its cross section, as well as the change in the normalized emittance of the beam as it passes through the region of the bend magnet. It was shown that at typical beam parameters - electron energy of 20 MeV, beam current of 2 kA, and beam radius of 2 cm - the emittance of a high-current relativistic electron beam with uniform current and charge densities after the bend element is determined mostly by the magnet aberrations and much less by the beam self-fields. Optimization of the dipole magnet geometry made it possible to achieve a substantial decrease in the beam emittance with geometric expansion of the magnet in the median plane of the beam. ",
keywords = "Beam emittance, bend magnet, Electron beam applications, Electron tubes, high-current relativistic electron beam, Laser beams, linear induction accelerator (LIA), Nuclear physics, Physics, self-electric and magnetic beam fields, Soft magnetic materials, space charge effects., Toroidal magnetic fields, space charge effects",
author = "Sandalov, {Evgeny S.} and Sinitsky, {Stanislav L.} and Skovorodin, {Dmitrii I.} and Nikiforov, {Danila A.} and Logachev, {Pavel V.} and Starostenko, {Alexander A.} and Akhmetov, {Alexander R.} and Nikitin, {Oleg A.}",
note = "Publisher Copyright: {\textcopyright} 1973-2012 IEEE.",
year = "2021",
month = sep,
doi = "10.1109/TPS.2021.3105661",
language = "English",
volume = "49",
pages = "2737--2749",
journal = "IEEE Transactions on Plasma Science",
issn = "0093-3813",
publisher = "Institute of Electrical and Electronics Engineers Inc.",
number = "9",

}

RIS

TY - JOUR

T1 - Emittance Variation of a High-Current Relativistic Electron Beam in a Bend Magnet

AU - Sandalov, Evgeny S.

AU - Sinitsky, Stanislav L.

AU - Skovorodin, Dmitrii I.

AU - Nikiforov, Danila A.

AU - Logachev, Pavel V.

AU - Starostenko, Alexander A.

AU - Akhmetov, Alexander R.

AU - Nikitin, Oleg A.

N1 - Publisher Copyright: © 1973-2012 IEEE.

PY - 2021/9

Y1 - 2021/9

N2 - The article presents the investigation results on the main angular divergence sources of a high-current relativistic electron beam when it passes through a real 12° bend magnet of the transport system in the linear induction accelerator (LIA), being developed by collaboration of Budker Institute of Nuclear Physics (BINP), Novosibirsk, Russia, and Russian Federal Nuclear Center - Zababakhin All-Russia Research Institute of Technical Physics (RFNC-VNIITF). The main results of the work are the calculated trajectories of the beam electrons, the shape of its cross section, as well as the change in the normalized emittance of the beam as it passes through the region of the bend magnet. It was shown that at typical beam parameters - electron energy of 20 MeV, beam current of 2 kA, and beam radius of 2 cm - the emittance of a high-current relativistic electron beam with uniform current and charge densities after the bend element is determined mostly by the magnet aberrations and much less by the beam self-fields. Optimization of the dipole magnet geometry made it possible to achieve a substantial decrease in the beam emittance with geometric expansion of the magnet in the median plane of the beam.

AB - The article presents the investigation results on the main angular divergence sources of a high-current relativistic electron beam when it passes through a real 12° bend magnet of the transport system in the linear induction accelerator (LIA), being developed by collaboration of Budker Institute of Nuclear Physics (BINP), Novosibirsk, Russia, and Russian Federal Nuclear Center - Zababakhin All-Russia Research Institute of Technical Physics (RFNC-VNIITF). The main results of the work are the calculated trajectories of the beam electrons, the shape of its cross section, as well as the change in the normalized emittance of the beam as it passes through the region of the bend magnet. It was shown that at typical beam parameters - electron energy of 20 MeV, beam current of 2 kA, and beam radius of 2 cm - the emittance of a high-current relativistic electron beam with uniform current and charge densities after the bend element is determined mostly by the magnet aberrations and much less by the beam self-fields. Optimization of the dipole magnet geometry made it possible to achieve a substantial decrease in the beam emittance with geometric expansion of the magnet in the median plane of the beam.

KW - Beam emittance

KW - bend magnet

KW - Electron beam applications

KW - Electron tubes

KW - high-current relativistic electron beam

KW - Laser beams

KW - linear induction accelerator (LIA)

KW - Nuclear physics

KW - Physics

KW - self-electric and magnetic beam fields

KW - Soft magnetic materials

KW - space charge effects.

KW - Toroidal magnetic fields

KW - space charge effects

UR - http://www.scopus.com/inward/record.url?scp=85114726403&partnerID=8YFLogxK

U2 - 10.1109/TPS.2021.3105661

DO - 10.1109/TPS.2021.3105661

M3 - Article

AN - SCOPUS:85114726403

VL - 49

SP - 2737

EP - 2749

JO - IEEE Transactions on Plasma Science

JF - IEEE Transactions on Plasma Science

SN - 0093-3813

IS - 9

M1 - 9524729

ER -

ID: 34189430