Paper | Title | Page |
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WEPAB019 | RF Harmonic Kicker R&D Demonstration and Its Application to the RCS Injection of the EIC | 2632 |
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The Rapid Cycling Synchrotron (RCS) of the Electron-Ion Collider (EIC) at Brookhaven National Laboratory (BNL) * is an accelerating component of the electron injection complex, which provides polarized electrons in electron-ion collisions in the main Electron Storage Ring (ESR). We present the injection scheme into the RCS based on an ultra-fast harmonic kicker, whose "five odd-harmonic modes" prototype was developed in the context of the Jefferson Lab EIC (JLEIC) conceptual design **. In its early stage of R&D, the sharp (~3 ns width) waveform construction, beam dynamics, and pulsed power operation with short ramping time (~10 us) will be discussed together with the fabrication work of the JLEIC prototype ***.
* BNL, "Electron Ion Collider Conceptual Design Report", 2020 ** G. Park et. al, JLAB-TN-044 *** G. Park et. al., JLAB-TN-046 |
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DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2021-WEPAB019 | |
About • | paper received ※ 17 May 2021 paper accepted ※ 22 June 2021 issue date ※ 11 August 2021 | |
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WEPAB020 | The Relation Between Field Flatness and the Passband Frequency in the Elliptical Cavities | 2636 |
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A technique that predicts the field flatness of the operating pi-mode based on the passband frequency is highly desirable when the direct measurement of the field is not available. Such a technique was developed for the SNS-PPU cavity, a 6-cell SRF cavity whose field flatness is important for cold operation. In this paper, we will present the theory on the relations between field profile and passband frequencies of the arbitrary deformed cavities, the simulation studies, and comparison with the experimental measurements. | ||
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2021-WEPAB020 | |
About • | paper received ※ 17 May 2021 paper accepted ※ 24 June 2021 issue date ※ 20 August 2021 | |
Export • | reference for this paper using ※ BibTeX, ※ LaTeX, ※ Text/Word, ※ RIS, ※ EndNote (xml) | |