Order-of-magnitude beam current improvement in compact cyclotrons

<jats:title>Abstract</jats:title> <jats:p>There is great need for high intensity proton beams from compact particle accelerators in particle physics, medical isotope production, and materials- and energy-research. To address this need, we present, for the first time...

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Main Authors: Winklehner, Daniel, Conrad, Janet M, Schoen, Devin, Yampolskaya, Maria, Adelmann, Andreas, Mayani, Sonali, Muralikrishnan, Sriramkrishnan
Other Authors: Massachusetts Institute of Technology. Department of Physics
Format: Article
Language:English
Published: IOP Publishing 2022
Online Access:https://hdl.handle.net/1721.1/142021
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author Winklehner, Daniel
Conrad, Janet M
Schoen, Devin
Yampolskaya, Maria
Adelmann, Andreas
Mayani, Sonali
Muralikrishnan, Sriramkrishnan
author2 Massachusetts Institute of Technology. Department of Physics
author_facet Massachusetts Institute of Technology. Department of Physics
Winklehner, Daniel
Conrad, Janet M
Schoen, Devin
Yampolskaya, Maria
Adelmann, Andreas
Mayani, Sonali
Muralikrishnan, Sriramkrishnan
author_sort Winklehner, Daniel
collection MIT
description <jats:title>Abstract</jats:title> <jats:p>There is great need for high intensity proton beams from compact particle accelerators in particle physics, medical isotope production, and materials- and energy-research. To address this need, we present, for the first time, a design for a compact isochronous cyclotron that will be able to deliver 10 mA of 60 MeV protons—an order of magnitude higher than on-market compact cyclotrons and a factor four higher than research machines. A key breakthrough is that vortex motion is incorporated in the design of a cyclotron, leading to clean extraction. Beam losses on the septa of the electrostatic extraction channels stay below 120 W (40% below the required safety limit), while maintaining good beam quality. We present a set of highly accurate particle-in-cell simulations, and an uncertainty quantification of select beam input parameters using machine learning, showing the robustness of the design. This design can be utilized for beams for experiments in particle and nuclear physics, materials science and medical physics as well as for industrial applications.</jats:p>
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spelling mit-1721.1/1420212023-04-14T15:30:33Z Order-of-magnitude beam current improvement in compact cyclotrons Winklehner, Daniel Conrad, Janet M Schoen, Devin Yampolskaya, Maria Adelmann, Andreas Mayani, Sonali Muralikrishnan, Sriramkrishnan Massachusetts Institute of Technology. Department of Physics <jats:title>Abstract</jats:title> <jats:p>There is great need for high intensity proton beams from compact particle accelerators in particle physics, medical isotope production, and materials- and energy-research. To address this need, we present, for the first time, a design for a compact isochronous cyclotron that will be able to deliver 10 mA of 60 MeV protons—an order of magnitude higher than on-market compact cyclotrons and a factor four higher than research machines. A key breakthrough is that vortex motion is incorporated in the design of a cyclotron, leading to clean extraction. Beam losses on the septa of the electrostatic extraction channels stay below 120 W (40% below the required safety limit), while maintaining good beam quality. We present a set of highly accurate particle-in-cell simulations, and an uncertainty quantification of select beam input parameters using machine learning, showing the robustness of the design. This design can be utilized for beams for experiments in particle and nuclear physics, materials science and medical physics as well as for industrial applications.</jats:p> 2022-04-21T17:40:38Z 2022-04-21T17:40:38Z 2022-02-01 2022-04-21T17:35:20Z Article http://purl.org/eprint/type/JournalArticle https://hdl.handle.net/1721.1/142021 Winklehner, Daniel, Conrad, Janet M, Schoen, Devin, Yampolskaya, Maria, Adelmann, Andreas et al. 2022. "Order-of-magnitude beam current improvement in compact cyclotrons." New Journal of Physics, 24 (2). en 10.1088/1367-2630/ac5001 New Journal of Physics Creative Commons Attribution 4.0 International license https://creativecommons.org/licenses/by/4.0/ application/pdf IOP Publishing IOP Publishing
spellingShingle Winklehner, Daniel
Conrad, Janet M
Schoen, Devin
Yampolskaya, Maria
Adelmann, Andreas
Mayani, Sonali
Muralikrishnan, Sriramkrishnan
Order-of-magnitude beam current improvement in compact cyclotrons
title Order-of-magnitude beam current improvement in compact cyclotrons
title_full Order-of-magnitude beam current improvement in compact cyclotrons
title_fullStr Order-of-magnitude beam current improvement in compact cyclotrons
title_full_unstemmed Order-of-magnitude beam current improvement in compact cyclotrons
title_short Order-of-magnitude beam current improvement in compact cyclotrons
title_sort order of magnitude beam current improvement in compact cyclotrons
url https://hdl.handle.net/1721.1/142021
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